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We’re looking for a talented and driven Machine Learning Engineer to join our dynamic team and help build cutting-edge AI solutions. If you have a strong background in machine learning, data science, and software engineering and a passion for developing scalable, high-performance AI-driven systems, this is your chance to work on exciting challenges in a collaborative environment. Join us and be part of something amazing!The main responsibilities of the position include:<ul><li>Deploy machine learning models and integrate AI tools into production systems.</li><li>Optimise and fine-tune models for performance, scalability, and efficiency.</li><li>Collaborate with data engineers and data scientists to develop and maintain data pipelines, working with large datasets to prepare data for model training and evaluation.</li><li>Stay up to date with the latest advancements in machine learning and AI technologies.</li><li>Implement MLOps best practices for continuous integration, deployment, and monitoring of ML models.</li><li>Set up pipelines for A/B testing of different model variations to evaluate performance and enhance model effectiveness.</li></ul>Main requirements:<ul><li>BSc/MSc in Computer Science, Data Science, Machine Learning, or a related field.</li><li>3+ years of experience in machine learning/AI and DevOps/MLOps.</li><li>Strong programming background with proven experience in Python and other languages.</li><li>Experience with data structures, algorithms and ETL/ELT procedures.</li><li>Experience with machine learning libraries such as TensorFlow, PyTorch, and Scikit-learn.</li><li>Knowledge of containerization and model deployment using Docker.</li><li>Experience working with CI/CD pipelines using tools like Jenkins and GitLab CI.</li><li>Familiarity with task orchestration tools such as Airflow, Kubeflow, and MLflow.</li><li>Understanding of cloud computing platforms (AWS, GCP, or Azure) and big data ecosystems.</li><li>Experience with monitoring and logging solutions such as Prometheus, Grafana, CloudWatch, and the ELK Stack.</li><li>Strong problem-solving skills and the ability to work in a collaborative team environment.</li><li>Fluency in English Language</li></ul>Benefit from:<ul><li>Attractive remuneration package</li><li>Private health insurance</li><li>Corporate pension fund</li><li>Intellectually stimulating work environment</li><li>Continuous personal development and international training opportunities</li></ul>

Machine Learning Engineer

The Data Science team at XM is seeking a skilled Senior Data Engineer with a strong background in data science. The ideal candidate should have extensive experience in designing, building, and maintaining data infrastructure and pipelines that support machine learning models and large-scale analytics. The role involves close collaboration with data scientists, data analysts, and other stakeholders to ensure data quality and accessibility, driving data-driven decision-making and implementing AI solutions across the organization.The main responsibilities of the position include:<ul><li>Design, develop, and maintain scalable data pipelines for data transformation and preparation.</li><li>Prepare datasets for data analysts and data scientists for exploratory data analysis, A/B testing, model training, and validation.</li><li>Ensure data quality and consistency across various sources.</li><li>Deploy machine learning models and AI tools to production environments.</li><li>Collaborate with data scientists to improve data models and support business intelligence tools.</li><li>Build and maintain data warehousing solutions.</li><li>Enforce data governance and security policies.</li><li>Work with cross-functional teams to understand data requirements and provide technical solutions.</li><li>Mentor junior data engineers and provide technical guidance.</li></ul>Main requirements:<ul><li>MSc or PhD in Data Science, Computer Science, Physics, Mathematics, or a related field.</li><li>4+ years of experience with a focus on data engineering and Python software development (Pandas, NumPy, Scikit-learn)</li><li>Experience with AWS, Google Cloud, or Azure cloud services</li><li>Extensive experience with relational and non-relational databases.</li><li>Proven experience with machine learning.</li><li>Demonstrated experience in big data processing and analytics.</li><li>Strong analytical thinking and problem-solving abilities.</li><li>Effective communication skills to convey data-driven insights.</li><li>Fluency in English Language</li></ul>Benefit from:<ul><li>Attractive remuneration package</li><li>Private health insurance</li><li>Corporate pension fund</li><li>Intellectually stimulating work environment</li><li>Continuous personal development and international training opportunities</li></ul>

Senior Data Engineer

As a Cloud Engineer, you will be one of the main gears of the deployment engine within our team. Solutions, projects, deep troubleshooting along with investigations will be your focus areas. If you are an engineer looking to learn and grow within cloud services, processes and methodologies then we have a place for you in our team.The main responsibilities of the position include:<ul><li>Honor and practice Well Architected Framework across all tasks and responsibilities</li><li>Research workloads for migrating it them to the cloud, with minimal interruption and impact</li><li>Participate in cloud migration projects</li><li>Assist in re-platform and re-factor of current cloud infrastructure</li><li>Assist IT departments and teams with their cloud infrastructure</li><li>Participate in evaluation of deployments and creating a risk register of cloud deployments and resources</li><li>Participatenin definition of fair use policies and best practices for cloud services while complying to the company’s standards</li><li>Drive requests for new technologies, services or solutions required from internal customers</li><li>Deploy, document and orchestrate Proof-of-Concepts (PoCs) and Solutions for internal customers in compliance with the company’s framework</li><li>Follow and provide training regarding new and current technologies and services used</li><li>Have an understanding of cloud costs</li></ul>Main requirements:<ul><li>University degree in Computer Science, Engineering or a similar discipline</li><li>2+ years of cloud services experience preferably on AWS cloud</li><li>Moderate knowledge in solution design and deployment projects</li><li>Understanding Well Architected Framework</li><li>Methodical troubleshooting of issues</li><li>Experience in AWS technologies, services and ecosystem</li><li>Organisation, Documentation and Time Management skills</li></ul>The following will be considered an advantage:<ul><li>Experience in Linux OS and Network</li><li>Exposure to scripting languages such as Python or Go</li><li>Knowledge of Infrastructure as Code (IaC) concepts and tools, preferably HCL</li><li>Knowledge of Terraform and AWS CloudFormation</li><li>Experience with versioning tools such as git</li></ul>Benefit from:<ul><li>Attractive remuneration package plus performance-based reward</li><li>Private health insurance</li><li>Corporate pension fund</li><li>Intellectually stimulating work environment</li><li>Continuous personal development and international training opportunities</li></ul>

Cloud Engineer

As a senior engineer, you will also take ownership of specific domains or projects within the business, leading technical direction and ensuring alignment with strategic goals. You will play a key role in mentoring and overseeing other engineers, fostering collaboration, sharing best practices, and helping to drive continuous improvement across the team.The main responsibilities of the position include:<ul><li>Collaborate with the development teams to plan, deploy and administer applications running on AWS and Kubernetes</li><li>Maintain the AWS infrastructure using Infrastructure as Code principles and Terraform</li><li>Initiate and drive the adoption of technologies and use of good patterns for development and operations</li><li>Mentoring and overseeing other engineers</li><li>Lead and manage specific technical domains or projects, ensuring architectural consistency, scalability, and alignment with business objectives</li><li>Oversee and improve engineering processes and practices, identifying opportunities for automation, optimization, and enhanced system reliability</li><li>Implement and oversee cloud migration projects</li><li>Provide guidance for re-platform and re-factor of current cloud infrastructure</li><li>Communicate to the senior leadership, the cloud migration projects progress</li><li>Preserve business continuity 24/7 with minimum downtime and financial impact</li><li>Investigate and perform regular assessments of cloud deployments in compliance with the company’s standards and best practices</li><li>Ensure the Company’s deployment standards and pillars are followed in cloud solutions and resources</li><li>Stay up to date with the latest tools and trends in the industry</li><li>Follow and provide training regarding new and current technologies and services used</li></ul>Main requirements:<ul><li>BSc/MSc in Computer Science, or a similar discipline</li><li>Overall knowledge of solution design and deployment projects</li><li>Experience with Docker</li><li>Experience in or knowledge of CI/CD with GitLab and/or Jenkins</li><li>Experience in AWS technologies, services and ecosystem</li><li>Experience with Kubernetes</li><li>Knowledge of Infrastructure as Code (IaC) concepts and tools, preferably Terraform</li><li>Experience with versioning tools such as Git</li><li>Distinctive organisation and documentation skills</li><li>Excellent time management skills</li><li>Essential Linux and Windows admin, networking and scripting skills</li></ul>Benefit from:<ul><li>Attractive remuneration package plus performance-based reward</li><li>Private health insurance</li><li>Corporate pension fund</li><li>Intellectually stimulating work environment</li><li>Continuous personal development and international training opportunities</li></ul>

Senior Application DevOps Engineer

As our new Senior DevOps Engineer (Platform), you will join a team who strive to push cloud services to the maximum limit every day using cutting-edge technologies. If you are a highly self-motivated professional who embraces DevOps culture, has experience with AWS services and technologies and is passionate about learning, automating, innovating and working in a highly collaborative environment, we'd like to hear from you!The main responsibilities of the position include:<ul><li>Initiate and actively drive the adoption of good patterns, structures and use of technologies for development and operations</li><li>Investigate and identify practices and work that can benefit from automation&nbsp;</li><li>Monitor and suggest improvements to the existing CI/CD process to increase speed, safety and reliability</li><li>Implement and coordinate implementation with the parties involved</li><li>Develop and maintain existing /GitLab CI pipeline libraries</li><li>Assist developers with setting up CI/CD for their projects and provide support for any issues that may arise</li><li>Stay up to date with the latest tools and trends in the industry</li><li>Provide senior-level, best practice recommendations and implementations to our Windows, Linux and Kubernetes hosting environments&nbsp;</li><li>Function as a mentor to junior team members, providing technical guidance and recommending continued learning opportunities to help them develop</li><li>Educate fellow team members as well as Application Development Teams about the platforms used-for and hosted-by our team. Key tools and concepts in this space are: Gitlab, Docker, AWS, Terraform, Istio Service Mesh,&nbsp;Kubernetes , Kafka, ELK</li><li>Work with our Security team to remediate high-risk vulnerabilities and ensure the security of our environments are being scrutinised as appropriate for their use case&nbsp;</li><li>Offer services related to the above tasks and projects to any of the Companies of the Group as instructed by the Line Manager</li></ul>Main requirements:<ul><li>University degree in Computer Science, Engineering, or a similar discipline</li><li>7+ years’ experience within the following areas: Cloud ( AWS), Release Pipeline Management, Windows Server Administration, Linux Administration, Certificate Management, PowerShell scripting, Bash/python scripting, Configuration Management and IAC (Ansible/Terraform), DNS, Networking&nbsp;&nbsp;</li><li>Enterprise-level Kubernetes experience&nbsp;</li><li>Solid Linux administration skills&nbsp;</li><li>Commitment to continuous improvement, with a focus on observability, modern application architecture styles, blue-green / canary deployments, CI/CD pipeline management&nbsp;</li><li>Ability to self-motivate, study, and stay on-top of emerging technologies and trends, while meeting business deadlines&nbsp;</li><li>Experience with tools including: Istio, Prometheus, Grafana, ELK, MSK, New Relic</li></ul>The following will be considered an advantage:<ul><li>Familiarity with database concepts</li><li>Working experience with at least one cloud provider (preferably AWS)</li><li>Experience with Apache Kafka configuration and troubleshooting</li><li>Experience with ELK configuration and troubleshooting</li><li>Scripting skills (Bash, PowerShell, Python, Go, etc.)</li></ul>

Senior DevOps Engineer (Platform)

You will join a team working with Observability, Escalations, Post-mortems, Correction of Errors, and other practices that will contribute to the company's goal of cloud resiliency. You will be responsible for driving processes around reliability, best practices, cultural change, and enforcement of these practices.The main responsibilities of the position include:<ul><li>Honor and practice the Resiliency pillar of the Well Architected Framework in all tasks and responsibilities</li><li>Conduct Chaos Engineering experiments and relevant exercises to improve resiliency and fault-tolerance</li><li>Research workloads for migrating to the cloud with minimal disruption and impact</li><li>Monitor cloud migration projects to ensure seamless transitions</li><li>Design, consult, re-platform, and re-factor the observability of current cloud infrastructure</li><li>Coordinate with other IT departments and teams regarding observability for both individual and organizational needs</li><li>Regularly assess cloud deployments for compliance with the company’s standards and best practices</li><li>Investigate and correct areas where observability is lagging</li><li>Stay up to date and provide training on new and current technologies, services, tools, methodologies, and practices</li><li>Occasionally participate in service capacity planning, software performance analysis, and system tuning</li><li>Mentor colleagues in technical skills and knowledge</li><li>Analyze, oversee, and remediate the company’s resiliency</li><li>Participate in on-call support 24/7 based on a rotation schedule</li></ul>Main requirements:<ul><li>BSc/MSc degree in Computer Science or related field</li><li>5+ years of cloud services experience, with at least 3 years on AWS cloud</li><li>3+ years of experience in SRE or a similar role</li><li>Experience with monitoring, APM, logging, and notification tools</li><li>Familiarity with incident, problem and change management procedures and practices</li><li>Advanced knowledge of SRE practices and methods</li><li>Understanding and practice of Service Levels</li><li>Strong troubleshooting skills and the ability to mentor others</li><li>Extensive experience with Kubernetes and related technologies, services, and ecosystem</li><li>Advanced knowledge of CI/CD, Infrastructure as Code (IaC) concepts and tools, especially HCL Terraform and AWS CloudFormation</li><li>Experience with versioning tools like Git</li><li>Strong organizational and documentation skills</li><li>Exceptional time management and research abilities</li><li>Advanced Linux, networking, and scripting skills</li></ul>The following will be considered an advantage:<ul><li>Experience with platforms like Kafka (MSK)</li><li>Experience with RDBMSs, particularly Postgres and MySQL</li><li>Knowledge of scripting languages such as Python or Go</li></ul>Benefit from:<ul><li>Attractive remuneration package and perks</li><li>Intellectually stimulating work environment</li><li>Continuous personal development and international training opportunities</li></ul>

Site Reliability Engineer

We are looking for a Cloud Security Engineer with experience on AWS, to join our growing team. The successful candidate will have an essential role in ensuring the information security of our business. You will be working in a team that is designing and building resilient and secure Cloud environments that proactively prevent security threats.The main responsibilities of the position include:<ul><li>Design and build resilient Cloud infrastructures that are protected against security threats</li><li>Develop and assess Cloud security solutions to secure systems, databases and networks</li><li>Conduct assessment and make recommendations to ensure that appropriate controls are in place</li><li>Gain insight into security incidents and threats by monitoring/analyzing logs and performing vulnerability assessments</li><li>Participate in efforts that shape the company’s security policies, procedures and standards for use in Cloud environments</li><li>Create technical and managerial level security reports for Cloud-based applications and infrastructure</li><li>Implement and tests network and security Disaster Recovery procedures to ensure business continuity</li><li>Monitor use of sensitive data and regulates access to safeguard information</li><li>Ensure the confidentiality and integrity of data during transmission, storage and processing</li><li>Review violations of security procedures and discusses procedures with violators to ensure they are not repeated</li><li>Provide support to end users regarding network and security related issues</li></ul>Main requirements:<ul><li>BSc/MSc in Information Security or any other related field</li><li>Minimum 2 year working experience in Information Security, with proven focus in Cloud Security</li><li>Deep technical knowledge of Amazon Web Services (AWS). Expertise in Microsoft Azure and Oracle Cloud will be considered an advantage</li><li>Hands-on experience on AWS services such as IAM, Organizations, SSO, VPC, Transit Gateway, S3, EC2, RDS, ELB, CloudTrail, Config, Inspector, GuardDuty, WAF, etc</li><li>Clear understanding of current threats to Cloud infrastructure and advanced knowledge of securing such environments</li><li>Experience in DevSecOps methodologies is considered a plus</li><li>Experience building and deploying applications to the cloud (AWS, Azure, etc.) using Infrastructure as Code tools such as Terraform is considered a plus</li><li>Expertise in container security is considered a plus</li><li>Ability to work autonomously with minimum supervision and to integrate well within a team</li><li>Excellent problem solving and analytical skills</li><li>Ability to quickly learn new technologies in depth&nbsp;</li></ul>Benefit from:<ul><li>Attractive remuneration package</li><li>Private health insurance</li><li>Corporate pension fund</li><li>Intellectually stimulating work environment</li><li>Continuous personal development and international training opportunities</li></ul>

Cloud Security Engineer

We are looking for a DevSecOps Engineer with a focus on securing containers, orchestration, CI/CD pipelines and cloud infrastructure to join our growing team. The successful candidate will have an essential role in ensuring the information security of our business. You will be working in a team that embraces DevSecOps culture and strives to secure cloud infrastructure using cutting-edge technologies.The main responsibilities of the position include:<ul><li>Conduct assessments and make recommendations to ensure that appropriate controls are in place</li><li>Participate in efforts that shape the company’s security policies, procedures, and standards for use in all DevSecOps phases</li><li>Investigate and implement security best practices for containers, container images, and Kubernetes (AWS EKS) in all phases</li><li>Configure and maintain platforms for workload protection</li><li>Liaise with Cloud DevOps and Platform Engineers to investigate and implement security best practices for network security and access control in containerized environments, and suggest security improvements to the CI/CD process</li><li>Investigate and implement security best practices for GitLab and Jenkins platforms, pipelines, and runners</li><li>Liaise with developers to implement security best practices</li><li>Create, develop, and implement solutions to address infrastructure and security requirements</li><li>Identify and apply automation to improve security and reduce repetitive work</li></ul>Main requirements:<ul><li>BSc/MSc in Information Security or any other related field</li><li>Minimum 5 years of working experience in Information Security with a focus of at least 2 years in DevSecOps</li><li>Strong experience in securing containers, container images, and Kubernetes (preferably AWS EKS)</li><li>Experience with securing GitLab and Jenkins platforms, pipelines, and runners</li><li>Strong experience with Cilium or Kubernetes network policies</li><li>Experience with Infrastructure as Code using Terraform and Policy-as-Code</li><li>Technical knowledge in AWS security and networking services (IAM, CloudTrail, VPC, EC2, EKS, ELB)</li><li>Ability to work autonomously with minimum supervision and to integrate well within a team</li><li>Excellent problem-solving skills and the ability to quickly learn new technologies in depth</li></ul>The following will be considered an advantage:<ul><li>Certified Kubernetes Security Specialist, Certified Kubernetes Administrator, and AWS Certified Security – Specialty certificates</li><li>Hands-on experience with Prisma Cloud for workload protection</li><li>Experience with Helm, Istio, and scripting languages preferably in Python</li></ul>Benefit from:<ul><li>Attractive remuneration package</li><li>Private health insurance</li><li>Corporate pension fund</li><li>Intellectually stimulating work environment</li><li>Continuous personal development and international training opportunities</li></ul>

DevSecOps Engineer

We are looking for a hands-on, passionate Network Security Engineer to join our team. The successful candidate will be responsible for the administration and configuration of our next-generation firewalls, network infrastructure, and cloud-based Wi-Fi solution administration.&nbsp;The main responsibilities of the position include:<ul><li>Provide operational support to the business.&nbsp;</li><li>Investigate operational alerts regarding the network infrastructure in a timely manner.&nbsp;</li><li>Document and maintain existing documentation related to technologies or procedures used by the team.&nbsp;</li><li>Support the administration and maintenance of the organization’s firewalls.&nbsp;</li><li>Work closely with senior team members and contribute to the projects the team delivers.&nbsp;</li><li>Report and stay abreast of current security technologies, threats, and vulnerabilities.&nbsp;</li></ul>Main requirements:<ul><li>BSc/MSc in Information Technology or any other relevant degree.</li><li>Minimum 2 years of working experience in a related position.</li><li>Hands-on experience with firewall administration.</li><li>Entry-level network engineering qualifications (CCNA, JNCIA, CompTIA Network+) will be considered an advantage.</li><li>Good knowledge of networking solutions such as routers, switches, and Wi-Fi.</li><li>Good knowledge of security technologies such as firewalls, IPS, WAF, and VPNs.</li><li>Basic understanding of various information system technologies (Windows/Linux systems, Active Directory, VMware, databases, etc.).</li><li>Strong interest in security.</li><li>Willingness to learn and grow within the company.</li><li>Analytical and methodical. Critical thinker and problem solver.</li><li>Very good verbal and non-verbal communication skills. Ability to explain technical concepts to a non-technical audience.</li><li>Ability to work well under pressure and deliver high-quality results with tight deadlines.</li><li>Adaptable and fast learner.</li><li>Good organizational and time management skills.</li><li>Cooperative and a team player.</li></ul>Benefit from:<ul><li>Attractive remuneration package</li><li>Private health insurance</li><li>Corporate pension fund</li><li>Intellectually stimulating work environment</li><li>Continuous personal development and international training opportunities</li></ul>

Network Security Engineer

We are seeking a highly motivated and detail-oriented Business Continuity Analyst to join our team. The successful candidate will be responsible for developing, implementing, and maintaining business continuity and disaster recovery plans to ensure the organization's resilience in the face of disruptions. This role involves collaborating with various departments to identify risks, conduct impact analyses, and develop strategies to mitigate potential threats.The main responsibilities of the position include:<ul><li>Develop and maintain Business Continuity Plans (BCPs) and strategies.</li><li>Design and maintain Disaster Recovery Plans (DRPs) and testing protocols for IT systems and infrastructure.</li><li>Identify and assess potential risks related to the company’s ICT operations.</li><li>Identify potential system performance issues that might impact the BCP and DRP.</li><li>Coordinate with IT teams to ensure data backup and recovery strategies are in place.</li><li>Ensure compliance with local GDPR guidance and regulatory requirements (EBA/DORA/etc.).</li><li>Consolidate and conduct testing and exercising of BCP and DRP plans.</li><li>Track change requests and ensures these are correctly administered, documented, maintained, and coordinated in a timely fashion.</li><li>Ensure necessary awareness and monitors the effective implementation of all IT policies and procedures within IT.</li><li>Collaborate with all IT teams to help formalize their processes, define process-level KPIs, and documents these principles in the Trading Point IT manual.</li><li>Design, develop, implement, and coordinate systems, policies, procedures, and consistent IT practices.</li><li>Prepare and present reports and recommendations to the Head of the Department on the status of the business continuity program.</li><li>Support business relationship management initiatives and practices, to help strengthen the relationship between business and IT.</li><li>Offer services related to the above tasks and projects to any of the Companies of the Group as instructed by the Line Manager.</li></ul> Main requirements:<ul><li>BSc/MSc in Information Security, Computer Science, Risk Management, Business Management or any other related field</li><li>Minimum 2 years’ proven working experience in business continuity, disaster recovery, risk management of related field.</li><li>Experience with industry frameworks and standards ITIL, ISO 22301, NIST</li><li>Technical knowledge of operations, physical, network, host and application security</li><li>Understanding security architecture, virtualization and cloud infrastructure (AWS, Azure, GCP)</li><li>Good communication and interpersonal skills</li><li>Strong organizational and project-management skills.</li><li>Ability to work autonomously and with minimum supervision</li><li>Fluency in English language both written and verbally.&nbsp;</li></ul> Benefit from:<ul><li>Attractive remuneration package</li><li>Private health insurance</li><li>Corporate pension fund</li><li>Intellectually stimulating work environment</li><li>Continuous personal development and international training opportunities</li></ul>

Business Continuity Analyst

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Θέσεις Εργασίας Αττική - Σελίδα 37

machine learning engineer

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senior data engineer

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cloud engineer

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senior application devops engineer

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senior devops engineer (platform)

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site reliability engineer

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cloud security engineer

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devsecops engineer

XM

network security engineer

XM

business continuity analyst

XM