Junior Systems Engineer jobs in Athens – Browse 433 openings on RoboApply Jobs

Junior Systems Engineer jobs in Athens

Open roles matching “Junior Systems Engineer” with location signals for Athens. 433 active listings on RoboApply Jobs.

433 jobs found

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Junior Systems Engineer

EUROPEAN DYNAMICS

Full-time|On-site|Athens, Attica, Greece

Are you an enthusiastic and motivated Junior Systems Engineer eager to launch your career? EUROPEAN DYNAMICS is on the lookout for a skilled individual to join our vibrant team and play a vital role in the upkeep and enhancement of our IT infrastructure. This is a fantastic opportunity to become part of a progressive organization and elevate your career within a team-oriented and innovative atmosphere.Responsibilities:Collaborate with a team of engineers and receive training in managing a large-scale IT infrastructure that supports the company’s global IT services, hosted solutions, and software development initiatives;Administer Enterprise Server Virtualization platforms, including VMware and Hyper-V;Oversee the management and installation of Enterprise Grade server/storage hardware platforms;Manage Enterprise Backup Systems;Work alongside DevOps teams in delivering new IT services.Qualifications:Solid foundation in Linux or UNIX systems administration, ideally within medium to large-scale IT environments;1-2 years of experience in Linux or UNIX System Administration;Familiarity with enterprise storage and backup systems, mail systems, and Open Source technologies is a plus;A relevant university degree in IT or equivalent;Proficiency in English, both written and verbal.Benefits:We are committed to recognizing talent and dedication. As a member of our team, you can expect:Competitive full-time salary;Private Health Coverage through the company’s group plan;Flexible Working Hours;Access to Top-of-the-Line Tools;Professional Development opportunities: including language courses, specialized training, and continual learning prospects;Career Growth: Collaborate with some of the most innovative professionals in the industry;A Dynamic Work Environment: Engage in a setting that provides challenging goals, autonomy, and mentorship, fostering both personal and organizational growth.If you're seeking an exhilarating challenge, want to work with cutting-edge technologies, and enjoy what you do, we invite you to join us! Please submit your detailed CV in English, referencing: (JSYSENG/12/25).Explore all our current vacancies by visiting our careers section at www.eurodyn.com and follow us on Twitter (@EURODYN_Careers) and LinkedIn.EUROPEAN DYNAMICS (ED) is a prominent European company specializing in Software, Information, and Communication Technologies, with a strong international presence.

Dec 1, 2025
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Full-time|On-site|Athens, Attica, Greece

Join GRNET S.A., a leading provider of Internet connectivity and advanced e-Infrastructures, serving the Greek educational, academic, and research communities. Our mission is to bridge the digital divide and ensure equal access to knowledge. As we prepare to host the DAEDALUS supercomputer in early 2026, ranked among the world's top 30 supercomputers, we are excited to enhance the Greek AI factory - Pharos, meeting the unique demands of AI workflows.We are seeking a motivated Junior HPC System Administrator to join our dynamic team and help us deliver superior operational support for our systems. In this role, you will be integral in maintaining the high availability and efficient operation of our HPC systems, focusing on monitoring, automation, troubleshooting, and user support.You will collaborate with a talented group of professionals who are passionate about technology and innovation, dedicated to providing critical services while ensuring the highest levels of performance, availability, and security.

Jun 2, 2025
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Full-time|Hybrid|Athens, Attica, Greece

Join our dynamic team at uni-systems as a Senior Microsoft Systems Engineer within the UniQue Modern Workplace & Cloud Services division, part of our ICT Services Technical Division. We are on a continuous growth path and passionate about technology and innovation!Your role will involve designing, implementing, optimizing, and supporting complex IT systems based on Microsoft technologies. You will be responsible for managing both remote and on-site IT infrastructure for our clients while also investigating and resolving technical issues.

Dec 1, 2025
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Full-time|On-site|Athens, Attica, Greece

Join our rapidly expanding team at uni-systems as a Senior Network Engineer, where your expertise will play a crucial role in our Networking department. In this exciting position, you will be tasked with the design, implementation, integration, optimization, and support of sophisticated converged networks, contributing to large-scale IT projects both domestically and across EU countries.Your Contributions:We value diverse backgrounds and encourage our UniQue team members to bring their passion for technology and innovation to the table. As a Senior Network Engineer, your responsibilities will include: Engaging in client discussions to gather requirements and provide consultancy on cutting-edge technologies and solutions. Collaborating with cross-functional teams during the presales process. Creating and updating project documentation. Leading the implementation of projects and solutions. Executing tasks related to project and solution implementation. Ensuring adherence to project timelines. Upgrading and performing other relevant tasks on client infrastructures. Providing ongoing support and troubleshooting for existing infrastructures. Conducting fault investigations in a lab environment. Mentoring and guiding colleagues on technical matters. Developing technical expertise in specific products, technologies, and solutions. Participating in events for continuous education and professional development.

Jun 25, 2025
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Full-time|Hybrid|Athens, Attica, Greece

At Uni Systems, we are dedicated to transforming digital aspirations into tangible outcomes. As we continue to expand, we invite an Automation Test Engineer to become a key member of our esteemed UniQue Testing team.What Will You Contribute?In this position, your attention to detail and exceptional communication abilities will be vital in ensuring the reliability and functionality of our products, applications, and systems. Your specific responsibilities will include:Identifying suitable testing methodologies, tools, and protocols to develop necessary automated tests.Designing and implementing automation scripts for both regression tests and new features.Executing and maintaining the automation suite.Utilizing defect-tracking tools to monitor and address any identified bugs.Generating comprehensive test reports.Enhancing the test automation framework.

Mar 18, 2026
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companyFerryscanner logo
Full-time|On-site|Athens, Attikí, Greece

Ferryscanner, based in Athens, has built an online platform that helps travelers book ferry tickets across more than 300 destinations in 25 countries. Since launching in 2018, the company has focused on making ferry travel simpler and more affordable, guided by values like ownership, trust, respect, and continuous improvement. The team is looking for a Junior RPA Engineer to support the development and upkeep of automation solutions, especially for business operations in the Finance department. This entry-level role works closely with a Senior RPA Engineer and other business teams to advance automation projects across the organization. This position is well-suited for someone early in their career who wants to learn and grow in the RPA field. The role covers the full automation lifecycle, including process analysis, workflow creation, and ongoing improvement, all with support from experienced mentors. Key responsibilities Analyze business processes to find automation opportunities, focusing on Finance operations. Assist in designing and developing RPA workflows for tasks such as invoice processing, reconciliations, reporting, and payments. Build and maintain automations using UiPath, Power Automate, and similar tools. Test automations to confirm reliability and accuracy. Monitor existing automations and help troubleshoot any issues. Help optimize and improve current workflows. Document processes, workflows, and configurations in a clear manner. Work with the Finance team and other departments to understand needs and support automation efforts. Follow best practices for security, compliance, and data privacy.

Apr 28, 2026
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companyNetcompany A/S logo
Full-time|On-site|Athens

Join our dynamic team at Netcompany A/S as a Senior System Engineer. In this pivotal role, you will leverage your technical expertise to design, implement, and maintain advanced systems that drive our operations forward. You will work closely with cross-functional teams to ensure the seamless integration of technology solutions that meet business needs.Your contributions will be vital in optimizing system performance and enhancing user experience. If you are passionate about technology and innovation, we invite you to apply and be part of our mission to deliver excellence.

Apr 2, 2026
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Junior AI Engineer

Satori Analytics

Full-time|Hybrid|Athens, Attica, Greece

About Satori Analytics Satori Analytics is based in Athens and delivers Data and AI solutions to global brands. The team works across the full data lifecycle, from ingestion to AI applications, and builds technologies for industries such as fintech, airlines, FMCG, retail, manufacturing, and financial services. With more than 100 technology professionals, Satori Analytics is driving data innovation in South-Eastern Europe and beyond. Role Overview: Junior AI Engineer This role focuses on designing and implementing AI workflows and models, with a strong emphasis on Python and large language models (LLMs). The Junior AI Engineer works closely with data scientists, developers, and domain experts to deliver scalable AI solutions and translate business needs into actionable outcomes. What You Will Do Design and implement AI workflows and models: Use Python and LLMs to build scalable solutions that connect AI/ML with software engineering. Collaborate with multidisciplinary teams: Work alongside data scientists, developers, and subject matter experts to move projects forward and share knowledge. Research and apply new techniques: Stay current on AI trends and incorporate emerging methods into your work. Translate business problems: Turn complex business challenges into practical ML/AI solutions, and communicate results clearly. Document your work: Keep thorough, clear records so projects remain reproducible and easy for teammates to understand. Location Athens, Attica, Greece

Apr 20, 2026
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Full-time|On-site|Athens, Attica, Greece

Join TEMES Group, a leading developer and operator of premier destinations in Greece, including Costa Navarino—one of the Mediterranean's largest tourism investments. Encompassing five unique resort areas over 1,000 hectares, our flagship development features five-star hotels, exceptional facilities, world-class golf courses, and luxurious private residences.In addition, TEMES holds a significant stake in Ionian Hotel Enterprises S.A., which manages a historic property in central Athens. We also partner with Lamda Development S.A. for the development of two state-of-the-art luxury hotels and residential complexes within the iconic Hellinikon project.We are looking for a driven and detail-oriented Junior Mechanical or Electrical Engineer to become a part of our dynamic team.

Jan 5, 2026
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company
Full-time|On-site|Athens, Attica, Greece

Are you an enthusiastic professional eager to embark on a career in IT support? EUROPEAN DYNAMICS is looking for a skilled Junior Service Desk Engineer to become part of our vibrant team at our headquarters in Athens. This is an excellent opportunity to launch your career in a fast-paced and nurturing environment.Key Responsibilities:Collaborate within a team of IT engineers to deliver desktop support to corporate users;Install and maintain desktop infrastructure and software;Provide technical assistance to corporate users;Oversee and manage desktop security;Work closely with the corporate IT team for the deployment of new IT services.Qualifications:Solid understanding of desktop hardware and MS Windows;1-2 years of hands-on experience with desktop and laptop hardware;Familiarity with Windows Server Management and Virtualization is a plus;Strong command of English, both written and verbal.What We Offer:We value talent and dedication, and we offer the following benefits:Attractive full-time salary;Comprehensive Private Health Coverage as part of the Company’s group program;Flexible Working Hours;Access to state-of-the-art tools;Opportunities for Professional Development, including language courses and specialized training;Pathways for Career Growth, collaborating with cutting-edge specialists in the industry;A Dynamic Work Environment that encourages autonomy, challenging objectives, and mentorship for personal and organizational growth.If you are ready for an exciting challenge, eager to work with innovative technologies, and enjoy your work, we encourage you to apply! Please submit your detailed CV in English, referencing: (SDE/12/25).Explore all our open positions by visiting the career section of our website (www.eurodyn.com) and follow us on Twitter (@EURODYN_Careers) and LinkedIn.EUROPEAN DYNAMICS (www.eurodyn.com) is a prominent European company specializing in Software, Information, and Communication Technologies, with an international presence (Athens, Brussels, Luxembourg, Copenhagen, Berlin, Stockholm, London, Nicosia, Valetta, Vienna, Den Haag, Hong Kong, etc.). We employ over 1,100 engineers, IT experts, and consultants (approximately 3% PhD, 41% MSc, and 54% BSc). Our team designs and develops software applications using state-of-the-art technology, and our current IT projects are valued at over 300 million EURO.

Dec 1, 2025
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Full-time|Hybrid|Athens, Attica, Greece

Working Model: Hybrid | Type: Full-timeAt Accepted, we are a leading software and digital transformation services provider dedicated to helping organizations accelerate their innovation across diverse sectors including Finance, Energy, Gaming, Telecommunication, and more. With over 20 years of engineering excellence, we pride ourselves on creating outcome-focused solutions and fostering high-performing teams that integrate seamlessly with your operations.We are currently seeking a Junior GRC & Privacy Engineer to bolster our hybrid delivery teams.Your ResponsibilitiesEngage in client workshops and requirements-gathering sessions focused on Privacy, GRC, Data Governance, Security Assurance, Ethics, and Compliance;Assist in the design and execution of privacy, risk management, compliance, and ethical workflows;Contribute to the creation of documentation including process flows, policies, procedures, risk registers, and control mappings;Conduct basic assessments (risk, privacy, vendor, compliance) under the guidance of senior team members;Participate in testing, validation, and configuration tasks within GRC/Privacy platforms;Collaborate with team members to produce templates, deliverables, and methodological assets;Support the preparation of pre-sales materials, including presentations, scopes, checklists, and demo setups.

Mar 17, 2026
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companyOptasia logo
Full-time|On-site|Athens, Attica, Greece

Optasia is a cutting-edge B2B2X financial technology platform specializing in scoring, financial decision-making, disbursement, and collection. Our mission is to promote financial inclusion for everyone. We are transforming the financial landscape in our unique way.We are on the lookout for passionate professionals who are energetic, results-oriented, and possess a can-do attitude. Join our dynamic team of innovators dedicated to delivering top-notch solutions in an exhilarating environment.As a vital member of the Systems Engineering team at Optasia, you will oversee the efficient provisioning, installation/configuration, operation, and maintenance of our systems hardware and software, along with associated infrastructure. Your contributions will include participating in technical research and development to foster ongoing innovation within our infrastructure. You will ensure compliance with organizational values by upholding high standards in system hardware, operating systems, software systems, and related procedures, thereby empowering staff, volunteers, and partners.

Mar 26, 2026
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company
Junior AI Engineer

GEK TERNA GROUP

Full-time|On-site|Athens, Attica, Greece

Join the GEK TERNA GROUP:Position: Junior AI EngineerJoin our Digital Transformation Office to help innovate and drive our AI initiatives.Key Responsibilities:Design and implement innovative solutions utilizing GENAI and Agentic models.Enhance AI solution accuracy and performance by engineering features from data inputs.Deploy AI solutions in production environments to facilitate real-time or batch inference on new datasets.Integrate AI models with enterprise applications, chatbots, virtual assistants, and low-code platforms through LLP APIs.Effectively communicate technical solutions to stakeholders.Qualifications:Bachelor's degree in a STEM field.A minimum of 1 year of relevant experience in a similar role.Strong understanding of machine learning and GEN AI frameworks.Proficiency in Python programming.Experience with API integration and workflow automation.Front-end development skills are a plus.Desired Competencies:Demonstrated eagerness to learn and grow professionally.Creative thinking and problem-solving capabilities.Excellent verbal and written communication skills.Able to manage multiple projects and tasks efficiently.Self-motivated and capable of working independently as well as collaboratively within a team.

Mar 19, 2026
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company
Full-time|On-site|Athens, Attica, Greece

Are you an accomplished Systems Engineer with a solid background in Linux/UNIX systems? EUROPEAN DYNAMICS is on the lookout for a skilled professional to become an integral part of our team at our headquarters in Athens. This is a unique opportunity to contribute to our innovative organization while playing a pivotal role in the maintenance and optimization of our IT infrastructure.Key Responsibilities:Oversee a large-scale Linux/UNIX environment that underpins the company’s global IT infrastructure services, hosted services, and software development initiatives;Administer Enterprise Server Virtualization platforms, including VMware and Hyper-V;Manage and install high-performance Enterprise Grade server and storage hardware platforms;Oversee the administration of Enterprise Backup Systems;Collaborate with DevOps teams to facilitate the delivery of new IT services.Qualifications:Proven experience in Linux or UNIX systems administration, ideally within medium to large-scale IT environments;A minimum of 3 years of experience in Linux or UNIX System Administration;Familiarity with enterprise storage and backup systems, mail systems, and Open Source technologies is advantageous;A university degree in IT or a related field;Exceptional command of English, both written and verbal.Benefits:We value talent and commitment. As part of our team, you can expect the following:Competitive full-time salary;Comprehensive Private Health Coverage through the Company’s group program;Flexible Working Hours;Access to Top-of-the-Line Tools;Professional Development opportunities, including language courses, specialized training, and continuous learning;Career Growth prospects, collaborating with some of the most innovative professionals in the industry;A Dynamic Work Environment that encourages challenging goals, autonomy, and mentoring, fostering both personal and organizational growth.If you seek an exciting challenge and want to work with cutting-edge technologies, we invite you to apply! Please submit your detailed CV in English, quoting reference: (SYE/12/25).Explore our other open vacancies by visiting the career section of our website (www.eurodyn.com) and follow us on Twitter (@EURODYN_Careers) and LinkedIn.EUROPEAN DYNAMICS (ED) is a premier European Software, Information, and Communication Technologies company, operating on an international scale.

Dec 1, 2025
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companynetcompany1 logo
Full-time|On-site|Athens

About the Role netcompany1 is looking for a Junior to Mid-level Data Engineer in Athens. This role focuses on building and improving data pipelines that support business decisions. The work involves designing, implementing, and optimizing data flows to keep information accurate and reliable. Main Responsibilities Design and build data pipelines for business and analytics needs Optimize existing data processes for efficiency and quality Work with data scientists, analysts, and engineers to improve data architecture Help ensure data integrity across projects Collaboration This position works closely with cross-functional teams, including data scientists and analysts, to support analytical projects and improve how data is used throughout the company. Who We're Looking For Interest in data engineering and analytics Willingness to learn new technologies and approaches Strong teamwork and communication skills

Apr 16, 2026
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company
Full-time|On-site|Athens, Attica, Greece

Are you an accomplished Kubernetes Systems Engineer seeking your next career opportunity? EUROPEAN DYNAMICS is on the lookout for a motivated professional to enhance our team and play an essential role in the deployment and management of Kubernetes-driven solutions. This is your opportunity to become a part of an innovative organization and significantly contribute to the success of our cutting-edge projects.Your Responsibilities:Oversee a vast Linux/UNIX environment that supports the company's global IT infrastructure services, hosted services, and software development initiatives;Set up, configure, and manage Kubernetes clusters;Support architectural enhancements and standardization within the Kubernetes environment to create scalable and robust infrastructures;Collaborate with cross-functional teams (Architecture, Development, Testing, and Service Assurance) and vendors to design and support detailed application architectures;Work with fellow engineers to diagnose and resolve Kubernetes-related issues;Manage patching for the underlying Linux systems as well as Kubernetes platforms;Assist in deployment tasks and work closely with DevOps to ensure smooth system integration;Automate routine processes;Documentation: Produce comprehensive documentation and communicate your implementation strategy effectively to team members;Issue Resolution: Collaborate with DevOps to swiftly identify and rectify issues, ensuring a highly available and efficient infrastructure;Administer Enterprise Server Virtualization platforms (including VMware and Hyper-V);Manage and install Enterprise Grade server/storage hardware platforms;Work in tandem with DevOps teams regarding the provision of new IT services.

Dec 1, 2025
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company
Full-time|On-site|Athens, Attica, Greece

At Uni Systems, we are dedicated to transforming digital aspirations into tangible outcomes. As we continue to expand, we seek a dynamic Presales & Bid Engineer to become part of our esteemed UniQue International Presales team.What You Will Contribute:Our UniQue team is diverse, bringing together individuals from various sectors with distinct skills and perspectives, all united by a fervor for technology and innovation. In this pivotal role, you will:Thoroughly evaluate EU call requirements.Interpret tender documentation to grasp project specifications and limitations.Conduct bid analysis in alignment with RFI, RFQ, RFPs, or Tenders’ technical and financial stipulations.Compose targeted sections of proposals that fully address EU call criteria.Develop compelling pre-sales documents such as CVs, presentations, and introductory materials that showcase our organizational strengths, capabilities, and previous successes.Ensure adherence to tender specifications and submission timelines.Engage proactively in collaborative brainstorming sessions to inspire innovative proposal concepts.Participate in strategic meetings with partner organizations to guarantee seamless collaboration.

Feb 3, 2026
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companynetcompany1 logo
Full-time|On-site|Athens

Role Overview netcompany1 is hiring a Junior Software Engineer/Consultant in Athens. This position offers the chance to work alongside seasoned engineers on a range of software projects. The work involves designing, developing, and implementing software solutions for clients. What You Will Do Contribute to software design and development tasks Work with experienced engineers to build and improve products Collaborate with clients to understand needs and deliver solutions Apply different technologies and development methodologies What You Will Gain Hands-on experience across various technologies Exposure to industry best practices Opportunities to learn from a skilled engineering team

Apr 16, 2026
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companyDelian logo
Full-time|On-site|Athens

Are you passionate about cutting-edge technology and its applications in defense and security? Delian is seeking a skilled Field Engineer specializing in Drone and Counter-Drone Systems. In this role, you will be responsible for deploying, maintaining, and optimizing advanced drone systems on various missions. You will work closely with our engineering and operations teams to ensure seamless integration of these technologies into our clients' operations. This position offers the opportunity to work in a dynamic environment while contributing to innovative solutions that enhance safety and security.

Mar 5, 2026
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companyOptasia logo
Full-time|Hybrid|Athens, Attica, Greece

Join Optasia, a pioneering B2B2X financial technology platform that is revolutionizing financial inclusion through advanced scoring, decision-making, disbursement, and collection solutions. We are dedicated to changing the world of finance for the better.At Optasia, we thrive on innovation, and we are looking for passionate individuals who are results-oriented and eager to collaborate in a dynamic team environment. Data is the backbone of our growth strategy, and the Data Engineering team plays a crucial role in driving data-driven automated decision-making processes.We invite you to become a part of our expanding Data Engineering team as a Junior Data Engineer. In this role, you will have the opportunity to design and implement robust batch and streaming data pipelines, significantly contributing to our mission.Your ResponsibilitiesCollaborate with Data Architects, Machine Learning Engineers, and Data Analysts to design, deliver, and support the company's ETL and ML pipelines.Develop and maintain essential libraries for batch processing and large-scale data ingestion.Create and implement new processes to facilitate real-time data streaming from various sources.Enhance the efficiency and accuracy of data injection into our big data infrastructure.Explore and apply innovative data engineering patterns and technologies.Your QualificationsBachelor's or Master's degree in Computer Science, Informatics, or a related field.Understanding of data modeling, mining, and warehousing methodologies.Proficiency in at least one programming language, preferably Java, Scala, or Python.Solid SQL skills.Strong analytical abilities with meticulous attention to detail.A genuine enthusiasm for learning new technologies and working collaboratively with creative professionals.Preferred QualificationsPractical experience with Big Data technologies (e.g., Apache Spark, YARN, HDFS, MapReduce).Experience with NoSQL databases.Familiarity with mathematical modeling, algorithm development, and machine learning.Why Optasia?What we offer: Flexible hybrid working environment Competitive salary package Additional day off on your birthday Performance-based bonuses‍ Comprehensive private health insurance All necessary tech gear to work efficientlyJoin our multicultural team at Optasia and be part of a unique and rewarding workplace!

Mar 23, 2026

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