DTS Systeme GmbH

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As a Trainee (m/f/d), you will have the unique opportunity to be a part of our 12-month program and learn the fundamentals of IT &amp; Cybersecurity to help you start your career. Our Trainee program that starts in October 2025, has a tailor-made curriculum, designed by our specialist Trainers to equip you with the theoretical and practical knowledge you need to be able to work in any of our Technical Departments, like Data Center Operations, Cybersecurity, SOC &amp; Software Development. The following activities will be within your area of responsibility:<ul><li>Be open to learn new things and enjoy the learning journey.</li><li>Study the offered training material and participate in the formal training process.</li><li>Complete tasks, team projects, assignments, etc. that are set by the Trainers.</li><li>Learn to work as part of a team and as a project leader to practice accountability and develop a professional mindset.</li><li>Develop your soft skills through structured workshops and team-building activities.</li><li>Work alongside experienced IT professionals to gain practical experience and insights.</li></ul>Your Profile<ul><li>Young professional, looking for a career change into the IT or cyber security field.</li><li>Fresh high-school graduate, university graduate or drop-out from non-IT related field of study.</li><li>Passionate about IT and enthusiastic for modern technologies with a strong willingness to learn.</li><li>Basic familiarity with computers and technology.</li><li>Great team player mentality with an open and friendly personality.</li><li>Great communication skills with good knowledge of English.</li></ul>We Offer<ul><li>30 days of vacation (regardless of the length of service)</li><li>Private health insurance for our employees and their dependents (spouse/children)</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>

Trainee (m/f/d) Athens

Your Tasks<ul><li>Writing&nbsp;and maintaining unit tests with using frameworks like Jest, Mocha, or Chai</li><li>Building&nbsp;test plans that cover functionality, edge cases, and performance bottlenecks</li><li>Perform code reviews with&nbsp;focus on test coverage and&nbsp;structure</li><li>Debug failed tests and track bugs trough resolution</li><li>Creating mock services and data for isolated testing</li><li>Documenting testing strategies and maintaining QA guides for consistency</li><li>Close collaboration with the development team</li></ul>Your Profile<ul><li>Experience in QA/testing with a strong background in Node.js application testing (2 years or more)</li><li>Proficient in JavaScript/TypeScript and modern testing tools</li><li>Familiar with API testing, mocking strategies and using Git, JIRA and test data&nbsp;tools</li><li>Proactive in identifying weaknesses&nbsp;and improving test&nbsp;coverage</li><li>Structured, communicative&nbsp;and solution-oriented&nbsp;with a&nbsp;focus on code quality, test coverage and security</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>&nbsp;

Node.js Unit Tester/ Quality Assurance (QA) Engineer (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 security-related applications</li><li>Orchestrating in the environment of the DTS Datacenter</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 Python programming language and structured Python code (PEP 8 standard)</li><li>Working experience in at least one of Django, Flask or FastAPI and basic knowledge in SQL databases and SSR-based templating (htmx)</li><li>Knowledge in software testing and understanding of software development processes</li><li>Structured and solution-oriented way of thinking with eagerness to learn new languages and approaches</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>&nbsp;

Python Developer – Automation (m/f/d) Thessaloniki

At DTS Cloud Security, an integral part of the DTS Group, we are at the forefront of innovation in cyber security, managed services and technologies. With our two high-tech data centers and our own security software, we offer customized hybrid solutions to our clients. Enjoy working in one of our 14 locations, with flat hierarchies and an open-door culture. Our diverse and international team of over 450 employees work in a flexible, friendly, and collaborative environment. Discover exciting opportunities with us, where your ideas are valued and your journey is our priority. Be a part of our mission to innovate and secure the digital future.Apply now<ul><li>Professionals</li><li>Graduates</li><li>Athens</li><li>Thessaloniki</li><li>Permanent</li><li>Full-time</li></ul>Your TasksAs a Technical PreSales Consultant (m/f/d) you will specialize in our own security product solutions and support our customers in an advisory capacity. The following activities fall within your area of ​​responsibility:<ul><li>You will support our sales team throughout the entire customer process - from the inquiry to the product presentation, consulting, testing to the conclusion of the sale and the technical implementation on site</li><li>You will constantly analyze and evaluate the feasibility of customer requirements in relation to our products</li><li>You will also identify problems and advise our customers on the optimal use of our solutions</li><li>You will work closely with our technical colleagues to ensure the continuous improvement and further development of our products and services</li><li>You will always be in constant contact with other technical and sales departments</li><li>Depending on your interests, we also offer you the big stage and you act as a speaker at workshops and events</li></ul>Your ProfileYour Know-how<ul><li>Professional experience in technical project management and/or sales of IT services that require explanation.</li><li>Good knowledge of using technologies from the Linux, Microsoft, public cloud or storage environment.</li><li>Responsible and service-oriented action with good problem-solving skills.</li><li>Ability to inspire our customers with ease for our technical solutions and services.</li><li>Very good knowledge of spoken and written German and English.</li></ul>&nbsp;Your Personality<ul><li>Excellent communication skills, also across teams</li><li>Open and confident demeanour and presentation skills</li><li>Proactive, service and solution-oriented mindset</li><li>Independent and reliable way of working</li><li>Enjoy continuous learning</li></ul>&nbsp;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;

Technical PreSales Consultant (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>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>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

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>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>

DTS Systeme GmbH

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