TITAN Cement Group is looking for a high-caliber professional to assume the IT Security Architect role, who will play a critical role in safeguarding the company’s sensitive information and assets by designing, coordinating the implementation, and managing robust security architectures and controls.   Acting as a subject matter expert, the IT Security Architect will collaborate across teams to drive information assurance activities and proactively enhance the organization's cybersecurity posture in alignment with evolving threats and business needs.   The position is based in Athens, Greece. Responsibilities The role is required to:   Design and coordinate the implementation of Information Security architecture components: Design and coordinate the implementation of Information Security mechanisms and controls to comply with organization’s policies and procedures. Investigate, evaluate, and propose security solutions to protect organization’s sensitive information and information assets. Develop security standards and recommend security enhancements as needed.   Supervise and coordinate Information Security Operations: Manage tools to assist in the detection, prevention, and analysis of software threats. Help manage and maintain inventory of information assets.   Participate as subject matter expert in Information Security Monitoring and Incident Management activities: Participate in incident response activities and technical forensic investigations as subject matter expert.   Coordinate and participate in Information Assurance activities: Run automated penetration tests and performing or reviewing vulnerability assessments. Conduct internal and external periodic technical scans to identify vulnerabilities and recommend mitigations. Qualifications What you will bring along: Bachelor’s degree in Technical Studies, Computer Science, Mathematics, or related field. 3 to 5 years of working experience in Information Security or similar fields. Experience in Security Tools (Firewalls, Wireless, NAC, Antivirus / EDR, SIEM. DLP and similar technologies). Experience in Vendor Management. Fluency in English is a pre-requisite.

TITAN Cement Group is looking for a high-caliber professional to assume the GRC Analyst role, who will play a vital role in strengthening the organization's Cyber Security Governance, Risk, and Compliance posture by designing, managing and monitoring the implementation of key frameworks for cybersecurity and information risk management and compliance. The job holder will help align information and cyber security practices with organizational goals, regulatory standards, and evolving technological advancements.   The position is based in Athens, Greece. Responsibilities The role is required to:   Information / Cyber Security Risk Management: Design, Implement, maintain and monitor the Information/Cyber Security Risk Management Framework, aligning it with organizational goals and compliance requirements. Conduct risk assessments and risk reviews across different business units, information assets and processes, documenting findings and collaborating with teams to remediate identified risks.   Information / Cyber Security Risk Management Framework Monitoring: Collaborate with the Cyber Security Risk Management leadership to identify and define meaningful KPIs and KRIs related to risk management, third-party security, compliance, and cybersecurity culture. Monitor and report on Key Performance Indicators (KPIs) and Key Risk Indicators (KRIs) for the effectiveness of risk mitigation efforts, third-party risk assessments, as well as compliance initiatives, user awareness programs, etc., ensuring alignment with organizational goals and regulatory requirements.   Vendor Risk Management: Support the Third-Party Risk Management Program, conducting risk assessments on vendors and third parties to ensure they meet the organization’s security standards. Collaborate with procurement, legal, and business units to integrate security requirements into the vendor selection and contracting process.   Cybersecurity Compliance and AI-Related Frameworks: Ensure compliance with cybersecurity regulations, industry standards, and internal policies, aligning with frameworks such as ISO 27001, NIST, and SOX. Collaborate with data science teams to oversee compliance with AI-related frameworks, ensuring responsible AI use and integrating security controls in AI/ML projects.   Cybersecurity Culture and User Awareness Framework: Support development and implementation of a comprehensive Cybersecurity User Awareness Framework to educate employees on cybersecurity best practices and organization-specific policies. Support Cybersecurity Ambassadors program, engaging representatives from various departments to promote a proactive cybersecurity culture and foster peer learning. Collaborate in creation and distribution of awareness material to keep staff informed about emerging threats, security policies, and risk mitigation techniques.   Qualifications What you will bring along: Bachelor's degree in Technical Studies, Computer Science, Information Security, Cybersecurity, or related field. 3-5 years of working experience in GRC roles, with proven experience in cyber risk management, or related fields, with hands-on experience in risk and vulnerability management and vendor risk assessment. Solid understanding of risk management principles and frameworks, particularly in cyber risk and organizational risk contexts. Familiarity with third-party risk management frameworks and vendor evaluation processes, including risk assessments, due diligence, and monitoring. Knowledge of cybersecurity and standards (ISO 27001, NIST) affecting compliance programs. Familiarity with responsible AI frameworks and guidelines, with experience working cross-functionally to ensure compliance with AI projects. Experience in developing and delivering cybersecurity awareness programs, including creating materials and conducting training sessions for various audiences. Fluency in English is a pre-requisite.

TITAN Cement Group is looking for a high-caliber professional to assume the Incident Response Analyst role, who will be playing a key role in safeguarding the organization against cybersecurity threats by coordinating the entire incident response lifecycle activities, from incident detection to timely resolution.   The job holder will contribute in developing Business Continuity, Disaster Recovery and Crisis Management strategy, policies and plans, and facilitate effective communication with internal and external stakeholders during cybersecurity crises.   The position is based in Athens, Greece. Responsibilities The role is required to:   Cybersecurity Business Continuity, Disaster Recovery and Incident Response Management: Design and build policies and procedures for Business Continuity, Disaster Recovery and Incident Response, compliant to existing international standards and frameworks for the organization. Coordinate the design and building of Business Continuity and Disaster Recovery plans, as well as Incident Response playbooks and operating procedures Monitor and managing Incident Response: Manage the entire incident response process from detection to resolution with existing teams and partners. Incident Documentation: Document all activities and decisions made during the incident response process, as well as conducting thorough analyses to identify the root cause of incidents and recommend preventive measures. Regulatory Compliance: Ensure compliance with organization’s ISMS, as well as relevant laws and regulations by timely report and document incidents to authorities and other external stakeholders Train personnel of the organization on how to handle incidents and report them appropriately.   Supervise, coordinate, and participate as subject matter expert in Information Security Monitoring and Incident Management activities: Coordinate monitoring organizations’ networks and systems for security breaches or intrusions. Participate in incident response activities and technical forensic investigations as subject matter expert.   Cyber Crisis Communication: Crisis Communication: Manage internal and external communications with key stakeholders during a crisis to maintain trust and transparency (no public relations or media communication is expected). Crisis Exercises and Training: Plan and maintain a training program for authorized personnel on crisis management actions. Stakeholder Updates: Provide regular updates to stakeholders, including executives, customers, and prepare updates for regulatory bodies. Qualifications What you will bring along: Bachelor’s degree in Technical Studies, Computer Science, Mathematics, or related field. 5 to 7 years of working experience in Information Security or similar fields. Knowledge of Business Continuity, Disaster Recovery, and Crisis Management practices, including coordinating the development and testing of Business Continuity / Disaster Recovery plans. Experience supporting crisis management and incident response efforts in alignment with organizational resilience objectives. Familiarity with SOC principles, organization, operation and monitoring. Fluency in English is a pre-requisite.

Your day to day will include:  •   Reviewing business and technical requirements and proposing suitable, modular and scalable SW solutions •   Developing and refactoring existing applications, according to the agreed architectural evolution, roadmap and security standards  •   Debugging and troubleshooting delivered solutions •   Following best practices and patterns, delivering clean, testable code and practices Test-Driven Development (TDD) •   Actively participating in Code Reviews to enhance software quality •   Reviewing QA testing results, updating or modifying the SW solutions for better functionality and accuracy •   Documenting all interventions / developments to systems and applications, to manage the software lifecycle effectively •   Monitoring the applications’ performance and providing 2nd and/or 3rd level maintenance and support   What you need to succeed:  •   BSc in Computer Engineering/ Computer Science. MSc is desirable •   3+ years of experience in mobile applications development •   Strong knowledge of Swift and iOS Frameworks •   Have successfully published at least one iOS application to App Store •   Experience with SwiftUI and/or Combine framework (or other reactive frameworks) •   Solid experience in Asynchronous programming •   Deliver best-in-class UX and UI, in line with Apple’s best practices and application interface guidelines •   Experience with web sockets will be a plus •   Strong understanding of the full mobile development life cycle •   Familiar with Push Notifications and design patterns (MVP, MVVM) •   Experience with version control systems (e.g. Git) and Gitflow •   Detail-oriented, focusing on writing maintainable code of high quality (Clean Code, Clean Architecture) •   Experience with Agile methodologies (SCRUM/Kanban) •   Advocate of testing practices (e.g., TDD) and testing frameworks (Mockito, Espresso) •   Strong problem-solving, debugging, and troubleshooting skills •   Effective communicator and team player     What’s in it for you? An award-winning working environment 🚀 State of the art facilities including gym & restaurant 🏢 Hybrid working model 💻 Competitive salary package and bonus scheme 💸 Health insurance coverage & Pension Plan 🙏 Monthly food allowance 🍴 Continuous learning with classroom/digital trainings by OpapAcademy 🎓 Internal Career Opportunities 💼 Well-Being Activities 💪   OPAP Group is an equal opportunity employer

Your day to day will include: •   Managing the on time and on budget delivery of OPAP’s mobile projects, in the areas of gaming, CSR and Loyalty, for Retail & Online customers •   Clarifying and transforming business needs into functional and technical specifications, ensuring clear project objectives and deliverables    •   Acting as a liaison between business owners, analysts, and development teams, to ensure alignment and resolve discrepancies •   Managing project timelines, scope, and quality, while leveraging technical expertise for successful app releases •   Building and maintaining trustful relationship with vendors  •   Utilizing best practices such as Agile and scrum principles, to manage product backlogs, prioritize tasks, and foster collaboration for efficient development that improve the company’s digital presence •   Monitoring application release processes and product lifecycles to identify risks and areas for improvement  What you need to succeed:  •   BSc in Computer Science, Technology/ Engineering, Digital Business, or related field. MSc degree in relevant topic is desirable •   At least 3 years of experience in digital and software product development, especially around mobile applications, in a digital savvy or product-driven company •   Experience in software development lifecycle using Agile & scrum principles and tools such as JIRA •   Ability to understand all layers of a product (business, application, infrastructure and network)  •   A proactive approach to work closely with all business leads, to monitor and react to market trends •   Ability to work closely with UX designers, Software architects and engineers, copywriters and systems & network engineers  •   Strong project management and organizational skills  •   Technical aptitude and “hands-on” mentality, very good presentation, communication skills •   Experience in the gaming/betting industry and/or with Loyalty programs, will be considered an asset   What’s in it for you? An award-winning working environment 🚀 State of the art facilities including gym & restaurant 🏢 Hybrid working model 💻 Competitive salary package and bonus scheme 💸 Health insurance coverage & Pension Plan 🙏 Monthly food allowance 🍴 Continuous learning with classroom/digital trainings by OpapAcademy 🎓 Internal Career Opportunities 💼 Well-Being Activities 💪   OPAP Group is an equal opportunity employer

Your day to day will include: •   Reviewing business and technical requirements to propose scalable software solutions •   Developing and refactoring applications, following coding guidelines, platform roadmap, and security standards •   Following best practices and patterns, delivering clean, testable code and practice Test-Driven Development (TDD) •   Actively participating in code reviews and reviewing QA testing results to enhance functionality and technical accuracy, debugging and troubleshooting •   Contributing to internal coding guidelines and documentation to support the software development lifecycle  •   Our tech stack includes (but is not limited to!) Java (17+), Maven, Spring (Boot), Docker, Kubernetes, Redis, MySQL, PostgreSQL    What you need to succeed:  •   BSc degree in Computer Science, Information Technology or other relevant field. MSc degree is desirable •   3+ years of professional experience in application development using Java in an enterprise environment •   Strong experience in industry-standard development frameworks and tools such as Spring, Spring Boot, JPA, JUnit  •   Experience in industry-standard relational and non-relational database systems such as MySQL, Postgres, MongoDb •   Experience with cloud environments such as Azure, AWS •   Detail-oriented, focusing on writing maintainable code of high quality (Clean Code, Clean Architecture) •   Experienced in Agile methodologies (SCRUM/Kanban) and CI/CD practices •   Good understanding of RESTful API design principles •   Experience with version control tools like Git, Subversion •   Understanding of fundamental design principles behind a scalable application •   Beyond technical skills, we’re seeking a team player who values accountability and thrives in a culture of openness and mutual respect      What’s in it for you? An award-winning working environment 🚀 State of the art facilities including gym & restaurant 🏢 Hybrid working model 💻 Competitive salary package and bonus scheme 💸 Health insurance coverage & Pension Plan 🙏 Monthly food allowance 🍴 Continuous learning with classroom/digital trainings by OpapAcademy 🎓 Internal Career Opportunities 💼 Well-Being Activities 💪   OPAP Group is an equal opportunity employer

Your day to day will include: Monitoring the daily performance and operation of systems, terminals, retail equipment, and network infrastructure to resolve issues and minimize downtime Handling technical problems reported via OPAP ITSM and coordinating with vendors to resolve issues in gaming, betting apps, and communication circuits Executing Central Information Systems operations using scripts or command line to ensure smooth gaming and betting platform functionality Addressing hardware and platform-related issues raised by OPAP corporate operations, prioritizing and resolving them per established processes Escalating incidents when necessary, assisting in investigations to reduce downtime, and keeping users updated on procedures Maintaining documentation and incident reports, including problem details and resolutions, to prevent future issues Coordinating technical issue resolution by mentoring junior engineers in incident management tasks Identifying missing IT Operations processes and taking initiative in drafting, communicating, and improving them, including automating existing TOC processes through applications/scripts   What you need to succeed:  BSc in Computer Science or Information Technology 4+ years of working experience in a customer support field, preferably technical Help-desk exposure in the provision within a corporate environment  Knowledge of the practices, processes and general standards for the end-user technical support Familiarity with ticketing systems and/or monitoring tools  Ability to comprehend and retain technical information and to clearly translate technical issues in simple non-technical terms Effective communication and good team player with strong customer service culture Excellent organizational skills and prioritization skills  Excellent written and oral communication skills both in Greek and English Availability to work on shifts 24/7/52   What’s in it for you? An award-winning working environment 🚀 State of the art facilities including gym & restaurant 🏢 Hybrid working model 💻 Competitive salary package and bonus scheme 💸 Health insurance coverage & Pension Plan 🙏 Monthly food allowance 🍴 Continuous learning with classroom/digital trainings by OpapAcademy 🎓 Internal Career Opportunities 💼 Well-Being Activities 💪   OPAP Group is an equal opportunity employer

Your day to day will include:   Identifying opportunities for technological advancements and improvements in the digital retail space such as in-store kiosk, beacons, digital signage, interactive displays, LED screens, audio-visual distribution, lighting & energy management systems, etc. Conducting thorough research to propose cutting-edge digital solutions, exploring ways to elevate OPAP’s retail network & premises digital capabilities with transformative technology. Participating in pilot projects to test and evaluate new solutions before large-scale rollouts. Providing technical support during rollout phases Monitoring quality and operational performance of existing store hardware equipment and infrastructure  Creating detailed electrical design plans and comprehensive equipment/infrastructure manuals. Preparing technical specifications for tender processes, guiding vendors through assignments, and tracking the implementation of solutions to completion. Coordinating with other internal teams (e.g. Technology) and external vendors for the delivery of the assigned digital projects   What you need to succeed:    BSc in Electrical/Electronics Engineering or related fields; MSc is preferable 3+ years of experience in digital electronics, system integration and retail technology solutions Familiarity with retail technology (e.g. digital signage, CMS platforms, digital kiosks, traffic counters and interactive displays) Ability to work under pressure, prioritize effectively and multi-task Strong problem-solving skills Teamwork and cooperation Achievement orientation  Excellent communication and presentation skills in Greek and English languages (oral & written)   What’s in it for you?   An award-winning working environment 🚀 State of the art facilities including gym & restaurant 🏢 Hybrid working model 💻 Competitive salary package 💸 Continuous learning with classroom/digital trainings by OpapAcademy 🎓 Internal Career Opportunities 💼 Well-Being Activities 💪   OPAP Group is an equal opportunity employer

Your day to day will include: •   Reviewing technical requirements of solutions implemented by the Software Development teams and recommending CI/CD methodologies •   Implementing automation workflows that allow continuous integration in test environments •   Integrating SDLC modules (source code systems, CI/CD tools, etc.) with Static Code Analysis and/or Security Testing platforms that allow possible code smells and security vulnerabilities to be tackled prior to software releases  •   Collaborating with QA engineers to ensure that automated regression testing suites can be executed upon source code changes •   Collaborating with the System Architects and QA engineers to ensure that automated stress tests can be executed and evaluated prior to major software release •   Designing and implementing solutions on top of Monitoring & Alerting systems ensuring that rollouts in production are functional, stable and reliable •   Identifying software components reaching EOL, comparing software versions, tackling incompatibilities, and suggesting upgrade/migration strategies What you need to succeed: •   BSc in Computer Science or Information Technology or equivalent STEM. MSc in relevant topic is desirable  •   6+ years of experience in a relevant role working in large-scale development projects •   Knowledge of source control systems (preferably Git)  •   Experience in implementation of CI flows using GitLab CI, Azure DevOps or similar tools •   Experience in running and maintaining Containerized applications, deployed in orchestrated environments (ie Kubernetes) •   Experience in cloud environments (eg Azure, AWS) •   Implementation skills on top of ELK stack •   Implementation skills using IaC tools (e.g., Ansible, Terraform, etc.) •   Experience in deploying applications in PaaS (e.g., Azure or similar technologies) •   Good understanding of fundamental design principles behind scalable applications •   Strong analytical and problem-solving skills •   Ability to work efficiently both on own initiative and within a team     What’s in it for you? An award-winning working environment 🚀 State of the art facilities including gym & restaurant 🏢 Hybrid working model 💻 Competitive salary package and bonus scheme 💸 Health insurance coverage & Pension Plan 🙏 Monthly food allowance 🍴 Continuous learning with classroom/digital trainings by OpapAcademy 🎓 Internal Career Opportunities 💼 Well-Being Activities 💪   OPAP Group is an equal opportunity employer

Your day to day will include: •   Reviewing system specifications and application functionalities to identify testing needs. •   Producing, evaluating, and conducting test plans, scenarios, and cases, coordinating with internal teams or third-party providers •   Designing and enhancing testing frameworks, selecting appropriate tools for various testing types (e.g., web, mobile, performance), and implementing automation frameworks. •   Creating, debugging, and maintaining automated test cases and regression suites. •   Assisting and guiding third-party testing teams, coordinating with IT and business users, and supporting deployments through smoke tests and post-launch support. •   Performing performance testing for system scalability and regression testing for updates and fixes. •   Documenting test progress, results, and defects, and recommending improvements to enhance testing efficiency   What you need to succeed: •   BSc in Computer Science or Information Technology or equivalent  •   6+ years’ experience on Software Quality Assurance in a corporate environment  •   In-depth knowledge and understanding of Quality Assurance concepts, methodology and industry-standard testing tools •   Industry certifications such as (ISTQB Certified Tester, Certified Test Automation Engineer, ISTQB Agile kTester, etc.) will be a plus  •   Experience with JIRA/Bitbucket/Confluence/Bamboo or GitLab  •   Hands-on experience in development and/or automation testing  •   Experience in automation or load testing tools (e.g. Selenium, Cypress, Mocha, Postman, Newman, JMeter, Gatling, etc.) •   Experience with CI/CD pipelines •   Good knowledge of coding and experience in JavaScript and/or Java •   Working experience with Agile methodology •   High level of accuracy and good attention to detail  •   Effective organizational, prioritization and planning skills  •   Team spirit and ability to cooperate at all levels effectively   What’s in it for you? An award-winning working environment 🚀 State of the art facilities including gym & restaurant 🏢 Hybrid working model 💻 Competitive salary package and bonus scheme 💸 Health insurance coverage & Pension Plan 🙏 Monthly food allowance 🍴 Continuous learning with classroom/digital trainings by OpapAcademy 🎓 Internal Career Opportunities 💼 Well-Being Activities 💪   OPAP Group is an equal opportunity employer