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As a Database Administrator, you will be a key member of our Technical Support Division, ensuring the high availability, security, and performance of our critical database systems. You will support and optimize MS SQL Server and Oracle databases, used by real-time payment services and financial infrastructure with nationwide impact. This role requires deep technical expertise, analytical thinking, and a commitment to operational excellence, within a high-performance and regulated environment.&nbsp;Responsibilities<ul><li>Database Administration: Ensure the reliable and efficient operation of mission-critical MS SQL Server and Oracle databases across production and non-production environments, supporting high-volume financial transactions with strict availability requirements.</li><li>Performance Optimization: Proactively analyze and fine-tune SQL queries, indexes, and overall database configurations, aiming for continuous performance enhancement and optimal resource utilization.</li><li>Automation &amp; Monitoring: Design, implement, and maintain automated workflows, scheduled jobs, and real-time monitoring tools that safeguard database health and contribute to operational resilience.</li><li>Backup &amp; Recovery: Develop and oversee robust backup, restore, high availability and disaster recovery processes to guarantee data integrity and business continuity, aligned with regulatory and internal RTO/RPO objectives.</li><li>Security &amp; Compliance: Apply security best practices, manage roles and access controls, and ensure all database environments meet compliance standards such as ISO 27001, GDPR, and CIS benchmarks.</li><li>Real-Time Troubleshooting: Rapidly identify, diagnose, and resolve performance issues or disruptions, ensuring real-time availability and reliability of critical services and payment infrastructures.</li></ul>Position Requirements<ul><li>Bachelor’s degree in Computer Science, Information Technology, or related field</li><li>Minimum 4 years of professional experience as a Database Administrator (DBA) working with MS SQL &amp; Oracle</li><li>Strong experience in query optimization, indexing, and database performance tuning</li><li>Hands-on experience with backup mechanisms, high availability, and disaster recovery strategies using MS SQL FCI and SQL Always ON</li><li>Solid understanding of database security best practices, global security standards and access control (ISO 27001, CIS, etc)</li><li>Experience in monitoring, alerting, and automation of database operations</li><li>Familiarity with cloud platforms (AWS, Azure, Google Cloud) and modern deployment models</li><li>Excellent command of the English language, both written and oral</li></ul>Required Knowledge, Skills, and Abilities<ul><li>Strong problem-solving and root cause analysis skills</li><li>Attention to detail and a mindset for high-quality, secure operations</li><li>Effective communication of technical concepts to non-technical stakeholders</li><li>Ability to work both independently and collaboratively in cross-functional teams</li><li>Familiarity with agile environments and continuous delivery pipelines is a plus</li></ul>Will be considered a plus<ul><li>Operating Systems: Hands-on experience with Windows Server operating systems, particularly in database hosting and administration environments</li><li>Other Databases: Working knowledge of PostgreSQL or similar relational database systems, demonstrating flexibility in managing diverse database technologies</li><li>Cloud Technologies: Familiarity with cloud-based database services (e.g. AWS RDS, Azure SQL, Google Cloud SQL), including migration, deployment, and monitoring of cloud-native or hybrid architectures</li><li>Data Warehouse: Experience in designing and maintaining data warehouse structures and processes to support historical data retention and business intelligence reporting</li><li>Real-Time Analytics: Ability to work with tools and platforms supporting real-time analytics, streaming data processing, or time-sensitive reporting use cases</li></ul>Why Would You Enjoy Working with Us?As a member of our team:<ul><li>You will be part of a mission-critical fintech company that plays a central role in digital payments in Greece</li><li>You will experience a work environment built on meritocracy, transparency, and recognition</li><li>You will participate in trainings, seminars, and certifications to continually enhance your technical and professional development</li><li>You will gain exposure to cutting-edge technologies, while working in one of the most critical infrastructure environments in the country</li></ul>What We Offer<ul><li>Competitive remuneration package</li><li>Private health &amp; life insurance plan for you and your family</li><li>Children allowances</li><li>Meal benefits</li><li>Hybrid working model</li><li>Training &amp; development opportunities</li><li>A stable, positive, and inclusive work environment</li></ul>

Database Administrator

At Cenergy Holdings, we don’t just follow progress, we shape it.&nbsp;Through our companies, Hellenic Cables and Corinth Pipeworks, we develop innovative cable and steel pipe solutions that support critical energy infrastructure worldwide.&nbsp;We deliver energy. We pave the way to success.&nbsp;Discover a work environment that:<ul><li>Supports your professional growth through continuous training, skill development and internal career opportunities, empowering you to reach your full potential.</li><li>Gives purpose to your work, as you contribute to projects that connect continents and accelerate the energy transition, acting as a channel toward a sustainable future.</li><li>Enables you to make a real impact, collaborating with people who share a passion for innovation, technological advancement, and sustainable development, delivering value in every connection.</li></ul>&nbsp;Together for the future of energy!&nbsp;We are seeking a skilled&nbsp;SAP ABAP Developer to support the development and maintenance of custom SAP solutions across various modules. The role involves working closely with functional teams to deliver high-quality technical solutions that align with business needs. Experience with SAP S/4HANA is beneficial but not mandatory.Responsibilities:&nbsp;<ul><li>Develop and maintain ABAP programs, reports, interfaces, enhancements, and forms .</li><li>Customize SAP standard applications using user exits, BADIs, BAPIs, and enhancement frameworks.</li><li>Collaborate with functional consultants to understand business requirements and translate them into technical specifications.</li><li>Support integration projects using IDOCs, RFCs, and APIs.</li><li>Conduct unit testing and assist with user acceptance testing (UAT).</li><li>Maintain technical documentation and ensure adherence to development standards.</li><li>Participate in SAP upgrades and contribute to S/4HANA migration activities as needed.</li></ul>Requirements:&nbsp;<ul><li>Bachelor’s degree in Computer Science, Information Systems, or related field.</li><li>Minimum of 5 years of hands-on experience in SAP ABAP development.</li><li>Proficiency in ABAP Objects, ALV, Smartforms, and SAP Scripts.</li><li>Familiarity with SAP module integration (SD, MM, FI, PP).</li><li>Exposure to SAP S/4HANA development (e.g., CDS views, OData services) is a plus.</li><li>Strong debugging and performance optimization skills.</li><li>Excellent communication and problem-solving abilities.</li></ul>Preferred Experience<ul><li>Experience in manufacturing industries.</li><li>Knowledge of SAP Fiori/UI5 and SAP Gateway.</li></ul>The Company Offers:&nbsp;<ul><li>Α unique opportunity to thrive in one of the pioneering companies in cable and steel pipe&nbsp;manufacturing</li><li>Competitive remuneration package</li><li>Life &amp; Health lnsurance Plan</li><li>Additional Bonus, based on results</li></ul>

SAP ABAP DEVELOPER (3636)

As a Senior Software Engineer with the OpenBet team, you’ll have exposure to these systems, as well as extensive training and mentoring as you take our software and your career to the next level.&nbsp;Responsibilities:<ul><li>Develop new features and functionality for high transaction, large-scale betting websites and systems;</li><li>Lead design and code reviews;</li><li>Identify and address performance bottlenecks in the software;</li><li>Design solutions that are modular, scalable and portable; Lead improvements to areas of system architecture;</li><li>Mentor, guide and potentially line manage less experienced software engineers;</li><li>Work with customer stakeholders to explain complex/technical concepts.If you are the right Senior Software Engineer for us you will be able to demonstrate: A bachelor’s degree in computer science, engineering, or information systems from a well-regarded university;</li><li>Demonstrable coding talent in at least one major language (TCL, Java, J2EE, C, C++, C#, Python or PHP);</li><li>Strong fundamental programming skills (data structures, algorithms);</li><li>Database design/optimisation experience (any vendor);</li><li>Working knowledge of Web technologies and internet protocols (SOAP, WS-*, ReST, XML, HTTP, TCP/IP);</li><li>Excellent communication skills, both written and spoken;</li><li>6+ years of commercial experience developing software.</li></ul>Qualifications:<ul><li>A bachelor’s degree in computer science, engineering, or information systems from a well-regarded university;</li><li>Demonstrable coding talent in Java; Strong fundamental programming skills (data structures, algorithms);</li><li>Database design/optimisation experience (any vendor);</li><li>Working knowledge of Web technologies and internet protocols (SOAP, WS-*, ReST, XML, HTTP, TCP/IP);</li><li>Excellent communication skills, both written and spoken;</li><li>6+ years of commercial experience developing software.</li></ul>It would also be great to see these skills/experiences as well:<ul><li>Familiarity developing on Linux;</li><li>Development skills in TCL;</li><li>Web development skills React, HTML, HTML5 and CSS;</li><li>Knowledge of Agile, Scrum, BDD, TDD;</li><li>Experience with Jenkins or other CI tools;</li><li>Good working knowledge of Git or other version control systems;</li><li>Scripting skills: Bash, Perl, Python, and JavaScript;</li><li>Experience in developing software that interfaces with other 3rd party systems;</li><li>Experience in developing large distributed systems and concepts such as caching, sharding, consistent hashing, interprocess communication and brokering;</li><li>Ability to learn new technologies quickly.</li></ul>&nbsp;What’s the Score?Why OpenBet?<ul><li>The Playground: Join a team of innovators, disruptors, and game-changers who are reshaping the future of betting and gaming.</li><li>The Mission: Be part of a mission-driven organization that's committed to revolutionizing the way the world plays.</li><li>The Impact: Make a real impact on the world stage, leaving a lasting legacy that transcends boundaries and inspires generations to come.</li><li>The Culture: Immerse yourself in a culture of creativity, collaboration, and curiosity, where every idea is welcomed, every voice is heard, and every dream is encouraged.</li><li>The Future: Join us on the journey to build the future of betting and gaming, one game-changing innovation at a time.</li></ul>What we can offer YOU:<ul><li>Attractive benefits, an open and supportive environment as well as a modern and exciting workplace</li><li>The opportunity to interact with global teams on a regular basis as you and our business continues to develop &amp; grow</li><li>Tangible and genuine development - at OpenBet, you can take your career where you want it to go!</li><li>And if that’s not enough; enjoy flexible working whilst we provide you with the guidance and development skills you need to progress and enhance your career</li><li>We have a collaborative office environment with our team members in office 2 days per week.</li></ul>

Senior Software Engineer

As part of its ongoing commitment to enhancing the quality of its services, the IASO Group is looking to expand its team with a Clinical Applications &amp; Business Systems Specialist.&nbsp;In this role, you will provide first- and second-level application support, assist clinical and administrative users, and contribute to a variety of digital transformation projects.Key Responsibilities<ul><li>Provide 1st &amp; 2nd level support for clinical and business applications.</li><li>Support and train end users across clinical, diagnostic, and administrative departments.</li><li>Ensure stable operation of HIS/EMR, LIS, RIS, and PACS systems.</li><li>Resolve incidents, service requests, and system issues.</li><li>Perform functional and basic technical configurations.</li><li>Propose improvements to system functionality and workflows.</li><li>Coordinate with internal and external IT teams across multiple sites.</li><li>Participate in application rollouts, upgrades, and digital transformation projects.</li><li>Gather business and clinical requirements and support UAT and go-live activities.</li><li>Assist in creating user documentation and training materials.</li></ul>Required Qualifications<ul><li>Bachelor’s degree in IT, Computer Science, Health Informatics, or related field.</li><li>1–3 years of experience in application support or healthcare IT.</li><li>Knowledge of healthcare information systems (HIS/EMR, LIS, RIS, PACS).</li><li>Strong troubleshooting and analytical skills.</li><li>Good communication skills and ability to work in a team.</li></ul>Preferred&nbsp; Qualifications<ul><li>Experience in Healthcare IT environments (hospital, clinic, diagnostic center).</li><li>Knowledge of HL7, interoperability, and system integrations.</li><li>Experience with ERP systems (e.g., SAP or similar platforms).</li><li>Experience with Electronic Health Record platforms.</li><li>Familiarity with Microsoft 365.</li><li>Strong communication skills and professional demeanor.</li><li>&nbsp;Integrity, discretion, and a collaborative mindset.</li></ul>&nbsp;What We Offer<ul><li>A modern and well-structured work environment with stable career growth prospects.</li><li>&nbsp;Continuous training and opportunities for professional development.</li><li>Work in a modern healthcare digital transformation environment.</li><li>Group insurance and healthcare coverage.</li><li>A competitive compensation package.</li></ul>

CLINICAL APPLICATIONS & BUSINESS SYSTEMS SPECIALIST

You will be part of the IT infrastructure engineering team that is responsible for designing and developing scalable, maintainable, highly available system architectures that meet business objectives and SLAs.&nbsp;Responsibilities:&nbsp;<ul><li>Support and maintain On-Prem and Azure infrastructure</li><li>Demonstrate expert knowledge of Virtualization and Cluster administration (Vmware and Hyper-V) as well as Azure Technologies including Azure Virtual Machines, Azure Virtual Networking, Azure Monitoring, Azure Arc.</li><li>Enterprise directory and identity solutions (Active Directory, AzureAD , Azure Authentication, Single sign-on, MFA, identity management)</li><li>Demonstrate in Depth understanding and experience of the Office 365 Platform</li><li>Administer, deploy and support MS Defender, Bitlocker, MDM via Microsoft inTune</li><li>Manage centralized administration and integration of central infrastructure and endpoint services such as Antivirus, OS deployment, software installation, inventory, patching and routine maintenance.</li><li>Evaluate existing systems and provide technical direction to IT support staff</li><li>Participate in capacity planning for IT infrastructure</li><li>Plan ahead for necessary hardware or software upgrades to support system growth</li><li>Manage and maintain critical infrastructure, such as Storages, NAS, Hosts</li><li>Manage user accounts and assets, assign and update security restrictions on the network according to&nbsp;security policies</li></ul>Qualifications:&nbsp;<ul><li>Bachelor’s degree in Information Technology is preferred, or a combination of education, training and experience to provide the required knowledge, skills, and abilities</li><li>5+ years of experience in IT engineering with Microsoft technologies and 3+ years of experience in Azure cloud environments</li><li>Proven expertise and experience in administering MS HyperV and VmWare Clusters</li><li>Hands-on experience architecting and deploying Microsoft Azure environments, including hybrid scenarios, optimizing cost/capacity ratios, proper monitoring, scaling, implementing, and validating database &amp; DR scenarios</li><li>Technical expertise in Azure infrastructure support, including networking, virtualization, identity, security, and storage</li><li>Strong knowledge on HP and Dell Servers, Storages and SAN Switches</li><li>Basic Network Switching and Firewalls understanding</li><li>Zerto DR Solutions and/ or Veeam Backup and Replication knowledge is a plus</li><li>SQL Server in HA (Availability Zones) and Load Balancers knowledge is a plus</li><li>Basic Knowledge of a factory – production facility infrastructure with IT and OT environment (Perdue model) is a plus</li><li>Experience with configuration management technologies such as PowerShell, Azure CLI, and ARM Templates</li><li>Good Knowledge of Security Best Practices</li><li>Experience working within a compliance environment desirable. Familiarity with ISO 27001 is a plus</li><li>Server Administration and Virtualization Certifications such as MCSA, MCSE, MCITP will be highly appreciated</li><li>Cloud Computing Certifications like AZ-104, AZ-801, MD-101 is a plus</li><li>Excellent English communication skills</li><li>Advanced organizational and communication skills, coupled with the ability to manage projects of varying length</li><li>Ability to multi-task and adapt to changes quickly</li><li>Ability to work in a team and communicate effectively</li></ul>The Company Offers:&nbsp;<ul><li>Α unique opportunity to thrive in one of the pioneering companies in cable manufacturing</li><li>Competitive remuneration package</li><li>Life &amp; Health lnsurance Plan</li><li>Additional Bonus, based on results</li></ul>

IT SYSTEMS & CLOUD ENGINEER (3183)

&nbsp;Our People, Our Energy!&nbsp;<h2>The Company</h2>MORE (Motor Oil Renewable Energy)&nbsp;is a subsidiary company of the&nbsp;Motor Oil Group&nbsp;and is dynamically active in the field of clean energy production &amp; management. MORE’s vision is, through the innovative development of its units and services, to produce more clean energy, and create more alternatives for a sustainable future for all. Having as guarantee the credibility and confidence inspired by the Motor Oil Group’s name, as well as the stability and financial health, MORE dares and invests, looking to the future. We strive to develop our people to their highest potential, through continuous learning and assignment of challenging projects.At&nbsp;Motor Oil Group, our people are our energy!We support the Greek economy with exports to over 75 countries, thousands of employees, and continuous new investments. We work together to shape the future of energy and we focus on developing and empowering our people, cultivating their talents that will shape our future journey towards the energy transition.<h2>Starting with the role:</h2>Currently we are searching to hire a Technical Support Engineer who will be the primary technical liaison for customers interconnecting their renewable energy assets to our Virtual Power Plant (VPP) platform. Provide expert technical assistance, troubleshoot connection issues, and ensure smooth integration between customer systems and our aggregator platform, enabling reliable and optimized renewable energy aggregation. This role will also support our internal operations and maintenance teams by providing technical guidance and problem-solving expertise related to VPP connectivity and system performance.<h2>During your day you will:</h2><ul><li>Provide timely and effective technical support to customers regarding their interconnection to the VPP platform.</li><li>Assist customers with onboarding, configuration, and integration of their renewable energy assets (solar, wind, storage, etc.) into the RES aggregator platform.</li><li>Diagnose and resolve technical issues related to communication protocols, data exchange, telemetry, and control commands between customer equipment and the VPP.</li><li>Collaborate with internal teams (engineering, operations, IT) to escalate and resolve complex technical problems.</li><li>Provide technical support and troubleshooting assistance to the internal operations and maintenance (O&amp;M) teams regarding VPP interconnection, communication issues, and system diagnostics.</li><li>Support O&amp;M teams in analyzing system performance data, resolving operational incidents, and optimizing connectivity to ensure platform reliability.</li><li>Develop and maintain documentation including troubleshooting guides, FAQs, and onboarding procedures for customers and internal teams.</li><li>Monitor system performance and alert customers and internal teams proactively on potential issues impacting their interconnection.</li><li>Support training sessions and webinars to educate customers and internal teams on platform capabilities and best practices.</li><li>Continuously update technical knowledge related to VPP technologies, communication standards, and renewable energy systems.</li></ul><h2>What you need to stand out:</h2><ul><li>Bachelor’s degree in electrical engineering, Renewable Energy, Computer Science, or a related technical field (or equivalent experience)</li><li>Master Degree in related fields will be considered an asset</li><li>2 years of experience in technical support or engineering roles within the energy, utilities, or renewable energy sectors preferred</li><li>Experience with SCADA, energy management systems (EMS), or DERMS platforms.</li><li>Knowledge of cloud platforms and IoT architecture will be considered a plus.</li><li>Familiarity with cybersecurity best practices in energy systems connectivity.</li><li>Fluency in English (verbal and written)</li><li>Proficient in all MS Office software especially Word, Excel, Power Point</li><li>Accountability and Reliability&nbsp;</li></ul>&nbsp;&nbsp;Our Compass is the #ACTION#A_uthenticity#C_ompassion#T_eamwork#I_ntegrity#O_wnership#N_ever giving up&nbsp;&nbsp;What gives us energy:<ul><li>Friendly and fast paced environment, being always at the heart of the #action</li><li>Continuous learning to empower our teams</li><li>Career Development opportunities across the Motor Oil Group</li><li>Competitive compensation package</li></ul>&nbsp;&nbsp;*We @Motor Oil Group are an equal opportunity employer.Our hiring decisions are based solely on qualifications, merit, and business needs. We recruit, employ, train, and promote individuals without regard to race, color, religion, disability, sex, sexual orientation, gender identity, national origin, age, genetic characteristics, or any other protected status. Our commitment is to maintain an inclusive and diverse workforce where everyone has the opportunity to succeed.

Network Maintenance Specialist (M9)

A Senior Digital Transformation Systems Engineer will play a key part in modernizing and maintaining our IT infrastructure, supporting digital transformation initiatives, and enabling seamless implementation of enterprise applications.He will collaborate closely with developers and functional teams to support application deployment, ERP systems (including SAP Basis), and cloud integration, ensuring system reliability, scalability, and performance across the organization.&nbsp;&nbsp;Responsibilities<ul><li>Design, implement, maintain, monitor, and optimize enterprise IT infrastructure and digital platforms.</li><li>Support and administer ERP systems (particularly SAP Basis) and ensure system availability, security, and optimal performance.</li><li>Collaborate with developers to support application deployment, integration, and performance tuning.</li><li>Participate in cloud migration and modernization projects aligned with the company’s digital transformation goals.</li><li>Evaluate, recommend, and integrate new technologies to enhance efficiency and automation.</li><li>Implement DevOps and CI/CD practices, including infrastructure as code where applicable.</li><li>Ability to design and implement automation, monitoring and reporting solutions (MS PowerShell, Python, Bash, MS Graph, MS Power Platform, Active Directory, Entra ID).</li><li>Ensure system security, data protection, and compliance with IT governance standards.</li><li>Strong expertise in Windows and Linux systems administration.</li><li>Experience with containerization, virtualization (Microsoft Hyper-V &amp; VMWare ESXi) and cloud platforms (Azure, AWS, or GCP).</li><li>Excellent understanding of networking, security, and storage technologies.</li><li>Provide mentorship, technical leadership, and troubleshooting support to IT and application teams.</li><li>Provide 2nd level support.</li><li>Participate in infrastructure upgrades, monitoring setup, and incident resolution.</li><li>Performs configuration management and disaster recovery tasks on a new environment.</li></ul>&nbsp;Qualifications&nbsp;<ul><li>Bachelor’s degree in Computer Science, Information Technology, or a related field (Master’s preferred).</li><li>5+ years of experience in systems engineering, infrastructure management, or DevOps environments.</li><li>Solid experience with ERP systems administration, ideally SAP Basis (installation, upgrades, performance monitoring, and troubleshooting).</li><li>Strong knowledge of Windows and/or Linux server environments.</li><li>Experience with cloud platforms (Azure, AWS, or GCP) and virtualization technologies.</li><li>Familiarity with CI/CD tools (GitHub Actions, Azure DevOps) and containerization (e.g., Docker, Kubernetes).</li><li>Good understanding of networking, security, storage, and backup technologies.</li><li>Proven ability to collaborate with cross-functional teams, including developers and ERP specialists.</li><li>Excellent analytical, problem-solving, and communication skills.</li><li>Azure or Other related Certification(s)</li><li>Effective/clear communication</li><li>Cooperation and teamwork</li><li>Fluency in English (oral &amp; written)</li></ul>&nbsp;The Company Offers&nbsp;<ul><li>Opportunities for further development</li><li>Competitive remuneration package</li><li>Continuous Learning and development.&nbsp;</li></ul>

SENIOR DIGITAL TRANSFORMATION SYSTEMS ENGINEER (3620)

We are seeking a skilled and customer-focused IT Helpdesk Specialist to provide technical support and assistance to end-users across the organization. The ideal candidate will be responsible for troubleshooting hardware and software issues, resolving network problems, and ensuring smooth IT operations. This role requires strong communication skills, technical expertise, and a proactive attitude toward problem-solving.&nbsp;Responsibilities<ul><li>Serve as the first point of contact for users seeking technical assistance via phone, email, or ticketing system.</li><li>Diagnose and resolve hardware, software, and network issues in a timely and professional manner.</li><li>Install, configure, and maintain computer systems, applications, and peripheral devices.</li><li>Manage user accounts, permissions, and access rights in Active Directory and other systems.</li><li>Document technical issues and solutions in the helpdesk system for future reference.</li><li>Escalate complex issues to higher-level support or specialized teams when necessary.</li><li>Assist with onboarding and offboarding processes, including device setup and account provisioning.</li><li>Maintain inventory of IT equipment and ensure proper asset tracking.</li><li>Provide support for remote users and troubleshoot VPN and connectivity issues.</li><li>Stay updated with the latest IT trends, tools, and best practices.</li></ul>&nbsp;Qualifications&nbsp;<ul><li>Proven experience as a Helpdesk Specialist, IT Support Technician, or similar role.</li><li>Strong knowledge of Windows operating system.</li><li>Familiarity with Microsoft 365, Active Directory, and basic networking concepts.</li><li>Excellent problem-solving and communication skills.</li><li>Ability to work independently and manage multiple tasks effectively.</li><li>Customer-oriented mindset with a focus on delivering high-quality support.</li><li>Relevant certifications (e.g., CompTIA A+, ITIL, Microsoft Certified) are a plus.</li></ul>&nbsp;The Company Offers&nbsp;<ul><li>Opportunities for further development&nbsp;</li><li>Competitive remuneration package&nbsp;</li><li>Continuous Learning and development.&nbsp;</li></ul>

IT HELPDESK SPECIALIST (3628)

As a Security Engineer, you will join our highly skilled information security team with the mission to deliver high-quality, innovative cyber security services and solutions that reduce risk across the organization. In this role, you will receive structured mentoring, hands-on training, and exposure to enterprise-grade security technologies, building a solid foundation for a career in cybersecurity. You will gradually gain practical experience and deepen your technical expertise in multiple areas, such as network security, platform security, authentication/authorization systems, application security, and security frameworks. To succeed, you’ll need to demonstrate accountability, high motivation, a proactive attitude and a passion for rapid development in a challenging and regulated working environment.Responsibilities<ul><li>Contribute to building and maintaining the technical IT / cybersecurity capabilities necessary for safeguarding DIAS’s information systems and applications.</li><li>Support the administration of security-focused systems, such as data center firewalls, web application firewalls, database firewalls, hardware security modules, privileged access management, SMTP gateways, and managed PKI.</li><li>Assist in implementing security practices and tools throughout the Software Development Life Cycle (SDLC) / DevSecOps.</li><li>Explore and assess innovative technologies to solve daily cybersecurity challenges efficiently.</li><li>Perform vulnerability assessments to identify technical weaknesses.</li><li>Assist in the security risk analysis for current and new systems and recommend solutions for reducing exposure areas.</li><li>Contribute to audit preparation and compliance-related activities.</li><li>Assist in the creation of security processes, procedures, and performance metrics.</li><li>&nbsp;Work closely with other technical and operational teams to ensure effective security integration.</li></ul>Requirements<ul><li>Degree (or in the process of obtaining) in Computer Science, Mathematics, Physics, or a related field.</li><li>Knowledge of at least one programming language (Python preferred) for writing automation frameworks and relevant security tools</li><li>Understanding of Windows and Linux operating systems.</li><li>Passion for continuous learning and growth in cyber security</li><li>Good command of the English Language both written and oral</li><li>Excellent communication and interpersonal skills</li><li>Ability to work collaboratively in a team and independently when required</li></ul>Will be considered a plus:<ul><li>Certifications in Cybersecurity, Programming, or Linux administration.</li><li>Familiarity with enterprise security tools and frameworks.</li></ul>Why would you enjoy working with us ?As member of our team:<ul><li>You will work in a mission-critical fintech company shaping the future of digital payments in Greece.</li><li>You will experience a workplace built on meritocracy, transparency, and recognition.</li><li>You will receive mentoring, specialized training, and certifications to boost your career development.</li><li>You will work with cutting-edge security technologies in a regulated financial environment.</li></ul>What we offer:<ul><li>Strong mentoring and guidance</li><li>Competitive remuneration package</li><li>Private health &amp; life insurance plan for you and your family</li><li>Children allowances</li><li>Meal benefits</li><li>Hybrid working model</li><li>Training &amp; development opportunities</li><li>A stable, positive and supportive working environment</li></ul>

Security Engineer

Currently we are searching to hire a Head of Offensive Security to oversee offensive security testing of systems, applications, and infrastructure to stay ahead of threats.<h2>During your day you will:</h2><ul><li>Lead the design and execution of real-world attack simulations, including ethical hacking, red teaming, and penetration testing, to uncover weaknesses security defenses</li><li>Improve organizational security posture through actionable recommendations that enhance detection, response, and preventive measures</li><li>Monitor and validate security controls, testing the effectiveness of existing measures and incident response processes</li><li>Manage threat intelligence, collaborating with blue teams to anticipate and counter evolving attack techniques</li><li>Drive security innovation by developing new offensive tools, techniques, and methodologies to stay ahead of adversaries</li></ul><h2>What you need to stand out:</h2><ul><li>BSc in computing, or related discipline</li><li>Master’s degree will be considered as an asset</li><li>Minimum 7 years previous experience in a senior offensive security role</li><li>Proven expertise in conducting penetration tests, red/purple teaming</li><li>Experience in designing and lead complex attack simulations and adversary emulation exercises</li><li>Deep understanding and knowledge of offensive security tools, techniques and standards</li><li>Familiar with vulnerability management platforms</li><li>Ability to align offensive operations with real-world threat actor tactics, like MITRE ATT&amp;CK framework</li><li>Certified with CISSP, &nbsp;OSCP, OSWE, &nbsp;OSCE, &nbsp;OSEE, CRTO, &nbsp;GXPN</li></ul>

Head of Offensive Security (M6)

A Systems Senior Engineer with proven experience in datacenter environments, virtualization, and the Microsoft technology stack. The successful candidate will be responsible for maintaining and evolving our hybrid infrastructure across on-premises and cloud (Azure) platforms, ensuring performance, scalability, and security across all Corporate IT systems.&nbsp;Responsibilities<ul><li>Implements and maintain virtualization platforms (Microsoft Hyper-V, VMware ESXi, clusters, Storages and backups).</li><li>Deploy, monitor, and optimize workloads in Microsoft Azure.</li><li>Implement and maintain Windows &amp; Linux Server environments and demonstrate strong expertise in Active Directory, DNS/DHCP, Group Policy, and File Services.</li><li>Support Microsoft Intune, Defender for Endpoint, and Azure AD / Entra ID integration.</li><li>Participate in infrastructure upgrades, monitoring setup, and incident resolution.</li><li>Collaborate with network and security teams to ensure compliance, performance, and reliability.</li><li>Performs configuration management and disaster recovery tasks on a new environment.</li><li>Provide 2nd level support.</li></ul>&nbsp;Qualifications&nbsp;<ul><li>5+ years of experience in Systems Engineering or Infrastructure Administration.</li><li>Bachelor’s degree in Computer Science, Information Technology, or a related field (Master’s preferred).</li><li>Solid knowledge of Hyper-V and/or VMware environments.</li><li>Experience in backup/recovery platforms</li><li>Experience with Azure IaaS/PaaS, Azure Arc, and Intune MDM.</li><li>Strong understanding of Windows Server 2016/2019/2022, Active Directory, and related services.</li><li>Familiarity with PowerShell scripting for automation.</li><li>Good understanding of networking fundamentals (TCP/IP, VLANs, VPNs).</li><li>Azure Certification(s)</li><li>Effective/clear communication</li><li>Cooperation and teamwork</li><li>Fluency in English (oral &amp; written)</li></ul>&nbsp;The Company Offers&nbsp;<ul><li>Opportunities for further development&nbsp;</li><li>Competitive remuneration package&nbsp;</li><li>Continuous Learning and development.&nbsp;</li></ul>&nbsp;

SYSTEMS SENIOR ENGINEER (3653)

A Azure &amp; Systems Senior Engineer with proven experience in datacenter environments, virtualization, and the Microsoft technology stack. The successful candidate will be responsible for maintaining and evolving our hybrid infrastructure across on-premises and cloud (Azure) platforms, ensuring performance, scalability, and security across all Corporate IT systems.&nbsp;Responsibilities<ul><li>Deploy, monitor, and optimize Azure workloads (IaaS/PaaS, Azure Arc, storage).</li><li>Administer and harden Active Directory (GPOs, OU structure, DNS/DHCP, delegation).</li><li>Implement and maintain Entra ID policies, Conditional Access, MFA, and identity protection.</li><li>Experience designing high-availability and disaster recovery solutions using Azure native services (Availability Zones, ASR, Load Balancers, Storage redundancy models)</li><li>Manage and support Intune, Autopilot, endpoint compliance, and device configuration.</li><li>Administer Microsoft 365 services (Exchange Online, Teams, SharePoint, OneDrive).</li><li>Apply and maintain the Microsoft Tiering Security Model (Tier-0 / Tier-1 / Tier-2).</li><li>Support hybrid identity and AD/Entra synchronization.</li><li>Support Windows Server and virtualization environments (Hyper-V/VMware).</li><li>Ensure endpoint and infrastructure security using Defender for Endpoint.</li></ul>&nbsp;Qualifications&nbsp;<ul><li>Bachelor’s degree in Computer Science, Information Technology, or a related field (Master’s preferred).</li><li>5+ years of experience in Systems Engineering or Infrastructure Administration.</li><li>Proven experience with Azure IaaS/PaaS, Azure Arc, Azure networking, monitoring, and hybrid environments.</li><li>Familiarity with Microsoft Tiering Security Model (Tier-0 / Tier-1 / Tier-2) and privileged access concepts.</li><li>Strong hands-on experience with Microsoft Hyper-V (clusters, storage, HA), and good understanding of VMware environments.</li><li>Experience in backup/recovery platforms</li><li>Strong experience with Azure IaaS/PaaS, Azure Arc, and Intune MDM.</li><li>Strong understanding of Windows Server 2016/2019/2022, Active Directory, and related services.</li><li>Familiarity with PowerShell scripting for automation.</li><li>Solid working knowledge of Microsoft 365 services</li><li>Good understanding of networking fundamentals (TCP/IP, VLANs, VPNs).</li><li>Azure Certifications (AZ-104, AZ-305, MS-102, SC-300) considered a plus.</li><li>Effective communication skills, teamwork mindset, and structured documentation habits.</li><li>Cooperation and teamwork</li><li>Fluency in English (oral &amp; written)</li></ul>&nbsp;The Company Offers&nbsp;<ul><li>Opportunities for further development&nbsp;</li><li>Competitive remuneration package&nbsp;</li><li>Continuous Learning and development.&nbsp;</li></ul>

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