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Your TasksAs a Cyber Security Specialist (m/f/d) you are an important part of our Offensive Security Team. You will be responsible to conduct targeted security analyses, penetration tests or red team engagements (adversary simulations) and attack our customers' systems and networks. The following activities are within your area of responsibilities:<ul><li>Understanding of current cyber threats and the ability to identify and exploit vulnerabilities.</li><li>Gaining knowledge of attack techniques (TTPs) from advanced threat actors and implementing the latest attack methods, as well as automating test cases.</li><li>Presenting technically complex attacks and vulnerabilities in a comprehensible way and providing our customers with solutions to protect against cyber-attacks.</li><li>Actively shaping the development and evolution of the DTS Red team, continuously sharing knowledge with your colleagues to improve the quality of our services.</li><li>Researching topics and working on the latest concepts such as evasion techniques, malware execution or lateral movement for successful Red and Purple team assignments.</li></ul>Your Profile<ul><li>Experience with Penetration Testing, Red Team Assessments or similar Offensive Security related work.</li><li>Good knowledge on networks, applications, Active Directory and operating systems (Microsoft and/or Linux).</li><li>Keen interest in Offensive Security tools and control frameworks.</li><li>Creative, good analytical skills and an attacker-like mindset.</li><li>Familiarity with the basics of a programming/scripting language.</li><li>Excellent communication skills with an ability to explain complex security issues to technical and non-technical audiences.</li></ul>We Offer<ul><li>30 days of vacation&nbsp;(regardless of the length of service)</li><li>Private health insurance for our employees and their dependents (spouse/children)</li><li>In-depth, comprehensive training (approx. 1-3 months) in Germany at our expenses included one monthly flight back to Greece during the whole training period</li><li>Go for EAT - Ticket restaurant card</li><li>Modern hybrid way of working, characterized by flexible working arrangements</li><li>Team-oriented working environment and a broad variety of tasks in an international and diverse team, based on trust and transparency</li><li>Continuous opportunity for personal and professional development and learning</li><li>Personal company hardware</li><li>Free snacks and beverages</li></ul>

Cyber Security Specialist – Offensive Security / Red Teaming (m/f/d) - Thessaloniki

Your Tasks<ul><li>IT Specialist (m/f/d) in the field of Linux for us and our clients</li><li>Operating cloud infrastructures for our national and international customers</li><li>Construction, development, maintenance, and operation of our IT infrastructure with a focus on Red Hat/CentOS and Debian/Ubuntu</li><li>Design, installation, and support of Linux-based and heterogeneous environments</li><li>Management and expansion of data center structures</li><li>Support and close collaboration with Windows administration</li><li>&nbsp;</li></ul>Your ProfileYour Know-how<ul><li>Experience in system administration in Linux (minimum 1 year)</li><li>Knowledge of automation and container virtualization is desirable (e.g., Ansible, Kubernetes, and Docker)</li><li>Good English language skills advantageous for communication with colleagues from other European countries</li></ul>&nbsp;Your Personality<ul><li>Strong teamwork and communication skills</li><li>High level of willingness to learn and customer orientation</li><li>Structured and independent work approach</li><li>&nbsp;</li></ul>We Offer<ul><li>30 days of vacation&nbsp;(regardless of the length of service)</li><li>Private health insurance for our employees and their dependents (spouse/children)</li><li>In-depth, comprehensive training (approx. 1-3 months) in Germany at our expenses included one monthly flight back to Greece during the whole training period</li><li>Go for EAT - Ticket restaurant card</li><li>Modern hybrid way of working, characterized by flexible working arrangements</li><li>Team-oriented working environment and a broad variety of tasks in an international and diverse team, based on trust and transparency</li><li>Continuous opportunity for personal and professional development and learning</li><li>Personal company hardware</li><li>Free snacks and beverages</li></ul>&nbsp;

Linux Administrator (m/f/d) - Thessaloniki

Your Tasks<ul><li>Realization of applications for the automation of our infrastructure, cloud and security areas and connected backend systems&nbsp;</li><li>Contribution of creative ideas for new and further developments</li><li>Independent and/or joint design and implementation for security and native client applications</li><li>Orchestrating in the environment of the DTS Security Operation Center</li><li>Development of requirements together with the operating team&nbsp;</li><li>Collaborative development of interfaces&nbsp;</li><li>Frequent exchange within the development team</li></ul>Your Profile<ul><li>Working experience with programming language C#, .NET or related</li><li>Knowledge in software testing and understanding of software development processes</li><li>Enjoy learning new languages and approaches</li><li>Structured and solution-oriented way of thinking</li><li>Distinct ability to work in a team and passion for modern IT</li><li>Fluency in written and spoken English</li></ul>We Offer<ul><li>30 days of vacation&nbsp;(regardless of the length of service)</li><li>Private health insurance for our employees and their dependents (spouse/children)</li><li>In-depth, comprehensive training (approx. 1-3 months) in Germany at our expenses included one monthly flight back to Greece during the whole training period</li><li>Go for EAT - Ticket restaurant card</li><li>Modern hybrid way of working, characterized by flexible working arrangements</li><li>Team-oriented working environment and a broad variety of tasks in an international and diverse team, based on trust and transparency</li><li>Continuous opportunity for personal and professional development and learning</li><li>Personal company hardware</li><li>Free snacks and beverages</li></ul>

.NET Developer (m/f/d) - Thessaloniki

On behalf of our international client, a company with 30 years of experience and around 300 employees, specializing in innovative SAP solutions on a global scale, we are looking for a Senior SAP SD Consultant to join their Greek branch. The role offers the flexibility to be based in Thessaloniki or work remotely.Responsibilities:<ul><li>Provide expert-level support and consulting for the SAP SD module</li><li>Diagnose, troubleshoot and resolve SAP SD-related issues</li><li>Work closely with business users to understand their needs and deliver effective solutions through system customization</li><li>Manage and resolve timely support tickets efficiently through company’s ticketing system</li><li>Lead end-user training</li></ul>&nbsp;Candidate Profile:<ul><li>Degree in Computer Science, Information Technology, or a related field.</li><li>At least four years of experience in SAP SD consulting position</li><li>Fluency in both Greek and English</li><li>Expertise in SAP SD configuration and customization</li><li>Knowledge in Backend Development, PP, or EWM is a big plus</li><li>Strong communication and teamwork skills to collaborate effectively with teams and clients</li><li>Ability to work independently and collaborate effectively</li><li>Eagerness to learn and continuously develop expertise</li></ul>&nbsp;What the Employer Offers:<ul><li>Unlimited contract</li><li>Private health insurance</li><li>Prepaid card for food</li><li>An International and modern working environment</li><li>Continuous learning and development opportunities</li></ul>&nbsp;

Senior SAP SD Consultant (remote)

As a Front-End Developer – React (m/f/d), you will play a key role in designing and implementing intuitive, scalable, and high-performance user interfaces. Your responsibilities include:<ul><li>Develop and maintain modern, responsive web applications using React.js, Next.js and related technologies</li><li>Implement visually appealing, consistent interfaces with Tailwind CSS and modern CSS practices</li><li>Collaborate with designers to bring UI/UX concepts to life, ensuring design accuracy and performance</li><li>Optimize applications for performance, and accessibility (leveraging Next.js features like SSR and SSG)</li><li>Work closely with back-end developers to ensure seamless data flow and integration.</li><li>Participate in code reviews, testing, and continuous integration processes</li><li>Write clean, maintainable, and well-documented code following best practices and also keep up-to-date with the latest front-end technologies and advocate for best practices</li></ul>Your Profile<ul><li>Strong problem-solving skills with an eye for detail and quality</li><li>Extensive professional experience in front-end development, with a strong focus on React.js (3 years or more)</li><li>Solid experience with Next.js and component-driven styling techniques and skills in Tailwind CSS</li><li>Experience writing unit and integration tests with Jest, or React Testing Library</li><li>Proficiency in JavaScript (ES6+) and TypeScript with knowledge of Git, agile development practices, and CI/CD workflows</li><li>Understanding of web accessibility standards and responsive design principles</li><li>Excellent teamwork and communication skills with fluency in written and spoken English</li></ul>We Offer<ul><li>30 days of vacation&nbsp;(regardless of the length of service)</li><li>Private health insurance for our employees and their dependents (spouse/children)</li><li>In-depth, comprehensive training (approx. 1-3 months) in Germany at our expenses included one monthly flight back to Greece during the whole training period</li><li>Go for EAT - Ticket restaurant card</li><li>Modern hybrid way of working, characterized by flexible working arrangements</li><li>Team-oriented working environment and a broad variety of tasks in an international and diverse team, based on trust and transparency</li><li>Continuous opportunity for personal and professional development and learning</li><li>Personal company hardware</li><li>Free snacks and beverages</li></ul>

Front-End Developer - React (m/f/d) Thessaloniki

Your Tasks<ul><li>You provide valuable support for your colleagues in both national and international projects.</li><li>You take on research tasks and assist in reviewing customer requirements to ensure effective and solution-oriented service.</li><li>Together with your colleagues, you work on projects to integrate activities and requirements.</li><li>You advise our customers and internal departments providing support to the best of your ability.</li></ul>Your ProfileYour Know-how<ul><li>Interested in information security with a solid understanding of key concepts</li><li>Passionate for customer consulting and customer orientated project management</li><li>General basic knowledge of IT</li><li>Very good written and spoken German and English skills</li></ul>&nbsp;Your Personality<ul><li>Customer- and service-orientated mindset</li><li>Excellent teamwork and communication skills</li><li>High level of willingness to learn and self-motivation</li><li>Structured and independent way of working</li></ul>We Offer<ul><li>30 days of vacation&nbsp;(regardless of the length of service)</li><li>Private health insurance for our employees and their dependents (spouse/children)</li><li>In-depth, comprehensive training (approx. 1-3 months) in Germany at our expenses included one monthly flight back to Greece during the whole training period</li><li>Go for EAT - Ticket restaurant card</li><li>Modern hybrid way of working, characterized by flexible working arrangements</li><li>Team-oriented working environment and a broad variety of tasks in an international and diverse team, based on trust and transparency</li><li>Continuous opportunity for personal and professional development and learning</li><li>Personal company hardware</li><li>Free snacks and beverages</li></ul>&nbsp;

Information Security Consultant (m/f/d) - Thessaloniki

Your Tasks<ul><li>Detection and containment of IT threats</li><li>Analysis of alarms using various tools and monitoring solutions</li><li>Forwarding of the information obtained</li><li>Documentation of your activities in our ticket system</li><li>Depending on your abilities: elimination of threats</li></ul>Your Profile<ul><li>Degree in IT or comparable professional experience</li><li>Strong analytical skills</li><li>Good knowledge of the inner working of modern operating systems and communication infrastructures</li><li>Interest in learning new tricks each day and connecting the dots when detecting new system behaviour</li><li>Fluency in written and spoken English</li><li>Readiness for shift work</li></ul>We Offer<ul><li>30 days of vacation&nbsp;(regardless of the length of service)</li><li>Private health insurance for our employees and their dependents (spouse/children)</li><li>In-depth, comprehensive training (approx. 1-3 months) in Germany at our expenses included one monthly flight back to Greece during the whole training period</li><li>Go for EAT - Ticket restaurant card</li><li>Modern hybrid way of working, characterized by flexible working arrangements</li><li>Team-oriented working environment and a broad variety of tasks in an international and diverse team, based on trust and transparency</li><li>Continuous opportunity for personal and professional development and learning</li><li>Personal company hardware</li><li>Free snacks and beverages</li></ul>

Security Operations Center - Cyber Security Analyst (m/f/d) - Thessaloniki

Your Tasks<ul><li>Conception, installation and operation of customer environments in the data center/cloud area and of internal infrastructures.</li><li>Operating cloud infrastructures for our national and international customers.</li><li>Taking on tasks in the areas of networks, virtualization, storage, operating systems and cloud services.</li><li>Reinforcement of our support team in operating complex server landscapes in our data center.</li><li>Design, installation, and support of Linux-based and heterogeneous environments</li></ul>Your ProfileYour Profile<ul><li>Completed studies in IT and professional experience in comparable positions (2 years or more).</li><li>Good knowledge of system administration (Linux and/or Microsoft).</li><li>Interest in the latest technologies in network/virtualization, storage, automation and cloud services.</li><li>Fluency in written and spoken German and English.</li><li>Knowledge of automation and container virtualization is desirable (e.g., Ansible, Kubernetes, and Docker).</li></ul>&nbsp;Your Personality<ul><li>Strong teamwork and communication skills</li><li>Willingness to learn</li><li>Customer orientation</li><li>Self-dependent way of working</li><li>Good sense of orientation in different infrastructures</li></ul>We Offer<ul><li>30 days of vacation&nbsp;(regardless of the length of service)</li><li>Private health insurance for our employees and their dependents (spouse/children)</li><li>In-depth, comprehensive training (approx. 1-3 months) in Germany at our expenses included one monthly flight back to Greece during the whole training period</li><li>Go for EAT - Ticket restaurant card</li><li>Modern hybrid way of working, characterized by flexible working arrangements</li><li>Team-oriented working environment and a broad variety of tasks in an international and diverse team, based on trust and transparency</li><li>Continuous opportunity for personal and professional development and learning</li><li>Personal company hardware</li><li>Free snacks and beverages</li></ul>

German Speaking IT Systems Administrator (m/f/d) - Thessaloniki

Your Tasks<ul><li>End user support for customers (remote)</li><li>Qualification and dispatching of incoming support requests</li><li>Incident solution (1st Level)</li><li>Microsoft client system support and adaptations to existing systems in the Microsoft server environment</li><li>Support IMAC for Customers</li><li>IT-support (1st Level) for colleagues</li></ul>Your Profile&nbsp;Your Know-how<ul><li>Fluency in spoken and written German</li><li>Fluency in spoken and written English</li><li>Completed training or studies in the field of IT or comparable professional experience</li><li>Basic knowledge of network technology, DNS/DHCP and Windows Server operating systems</li><li>Experience in supporting Microsoft Office and Windows client operating systems</li></ul>&nbsp;Your Personality<ul><li>Distinct customer and service orientation</li><li>Self-sufficient and organized way of working</li><li>Strong team and communication skills</li><li>Solution-oriented mindset and reliable manner</li></ul>We Offer<ul><li>30 days of vacation&nbsp;(regardless of the length of service)</li><li>Private health insurance for our employees and their dependents (spouse/children)</li><li>In-depth, comprehensive training (approx. 1-3 months) in Germany at our expenses included one monthly flight back to Greece during the whole training period</li><li>Go for EAT - Ticket restaurant card</li><li>Modern hybrid way of working, characterized by flexible working arrangements</li><li>Team-oriented working environment and a broad variety of tasks in an international and diverse team, based on trust and transparency</li><li>Continuous opportunity for personal and professional development and learning</li><li>Personal company hardware</li><li>Free snacks and beverages</li></ul>

German Speaking IT Support / Helpdesk 1st/2nd Level (m/f/d) - Thessaloniki

The Director, AI Quality Engineering Lead ensures that AI systems across the enterprise are safe, fair, reliable, compliant, and observable from pre‑release through continuous operations. This role designs and operates enterprise evaluation frameworks (quality, bias/fairness, robustness, privacy), leads red‑teaming and guardrail development, encodes policy and regulatory requirements as automated checks, and drives metric reporting and post‑incident learning across AI programs. The lead partners closely with Enterprise Architecture, Compliance, Legal/Privacy, Security, Data Governance, and product/engineering teams to enforce quality and safety gates and enable responsible scale. (Aligned to Corporate Policy and Responsible AI principles.) Reporting into the Head of Applied AI Engineering, you will manage a team of QA Engineers and AI Engineers. This role blends deep technical leadership, product engineering strategy, and direct enablement of enterprise use cases and services. You will partner closely with business, legal and technical stakeholders to design and deliver robust, scalable solutions that demonstrate the value of AI across our enterprise in a safe and compliant way. This role is execution-oriented with strong influence on building AI solutions responsibly.Evaluation and Test Strategy<ul><li>Define and run evaluation frameworks for LLMs and multi-modal systems covering performance, fairness, bias, robustness, safety, and privacy.</li><li>Build automatic + human-in-the-loop evaluation pipelines with reproducible scoring, statistical significance, and error analysis.</li><li>Establish SLOs/SLIs for quality (e.g., grounded accuracy, hallucination rate, privacy leak rate, harmful-content rate).</li></ul>Red-Teaming &amp; Safety Guardrails<ul><li>Design and run red-teaming against prompt injection, jailbreaks, sensitive data leakage, tool-abuse, and retrieval abuse.</li><li>Develop guardrail solutions (classification, content safety, PII/PHI detection, grounding checks, allow/deny lists, rate limiting, output filtering) to mitigate hallucinations, leakage, and compliance violations.</li><li>Maintain attack libraries and scenario banks; simulate adversarial behavior and monitor adaptive attacks over time.</li></ul>Pre‑Release Gating &amp; Continuous Assurance<ul><li>Operate pre‑release evaluation gates with baselines, regression checks, canary/A–B testing, and rollback criteria.</li><li>Run continuous evaluation in production with synthetic &amp; real traffic (shadow/ghost testing) and drift, bias, and toxicity monitoring.</li></ul>Stakeholder Leadership &amp; Culture<ul><li>Coach product teams on responsible AI practices and establish quality ownership norms.</li><li>Build a community of practice across Engineering, Security, Data Governance, and Risk—standardizing test data, benchmarks, and review rituals.</li><li>Mentor engineers building evaluation, red-team, and guardrail capabilities.</li></ul>BASIC QUALIFICATIONS<ul><li>7+ years in ML/AI/Platform/Quality roles, including 3+ years evaluating production systems.</li><li>Advanced degree in Computer Science, Engineering or related discipline.</li><li>Proven design &amp; operation of evaluation harnesses and policy-as-code checks in CI/CD.</li><li>Hands-on Python and expertise with evaluation and safety tooling such as: OpenAI Evals, Ragas/LangSmith, DeepEval, Azure AI Content Safety / OpenAI Moderation, Presidio, Guardrails.ai, Nemo, MLFlow, Grafana, Kibana, Azure monitor</li><li>Cloud &amp; MLOps: Azure/AWS, CI/CD (GitHub Actions/Azure DevOps, feature stores, vector DBs (Azure AI Search, OpenSearch, Pinecone), testing in pipelines.</li><li>Excellent communication with executives and engineers</li><li>Experience leading an engineering team.</li></ul>PREFERRED QUALIFICATIONS<ul><li>Led an AI safety/quality function or enterprise red-team program.</li><li>Prior work with AI based applications, tool use/orchestration, and enterprise data governance.</li><li>Regulatory literacy (e.g., GDPR, EU AI Act readiness), and experience collaborating with Compliance/Risk, Security, and Legal.</li><li>Strong grasp of red-team techniques (prompt/indirect injection, jailbreaks, training data extraction, membership inference, model poisoning, tool abuse).</li><li>Experience with retrieval grounding checks, memory governance, and multi-tenant safety controls.</li></ul>

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