JUST ONE, on behalf of its client, a leading European space and technology company driving cutting-edge satellite systems and aerospace engineering solutions, is looking for a motivated and technically driven OBSW Verification & Validation Engineer to join their growing team in Greece.The Verification & Validation Engineer contributes to the validation of Satellite Core SoftWare (SCSW). The role focuses on requirements‑based testing, test automation, and verification. This position is ideal for an early‑to‑mid‑career engineer with a strong interest in onboard software, validation processes, and space systems, who is comfortable working in a structured, tool‑driven environment aligned with ESA standards.ResponsibilitiesCreate validation test case specifications (VTS) for requirements based on technical specification TS (based on SRS and ICD, see inputs section of this document). Creation of traceability between requirements and test cases. Development and execution of test scripts (XML based) for test cases using the internal tool TSVF (TS-Level Validation Framework) Creation of Software Validation Test Reports (SVR) with the Atlassian Jira/Xray toolchain Processing (creation, verification, and closure) of software problem reports (SPR) Processing (creation, verification, and closure) of software change requests (SCR)Fixing of test script issues within own developed test cases or already existing test cases. RequirementsMSc in Aerospace Engineering, Computer Science, Embedded Systems, or a related fieldStrong interest in onboard software and space missionsBasic understanding of:Software development lifecycleVerification & validation processesSystems engineering concepts (requirements, interfaces, traceability)Analytical mindset, attention to detail, and ability to work with complex technical systemsFamiliarity with at least some of the following:Test automation or scripting (e.g. XML, Python)Version control tools (SVN, Git)Jira or similar issue tracking toolsEnglish (proficient level, required); German is a plusMotivation to learn tools, standards, and processes used in ESA and large European space programsMilitary service obligations fulfilled (for male Greek citizens)BenefitsBase Salary €35K/yr - €45K/yr depending on level of experience, can be negotiated for senior profilesDirect contribution to validation of flight software for a satellite missionHands-on experience with professional V&V toolchains (TSVF, Jira/Xray, CI pipelines) and mentoring by experienced engineersCollaborative, high‑trust culture that values initiative, asking questions early, and taking calculated risks. Exposure to an international leading space industry environment through daily interactions withPrivate health insurance, flexible hours, remote work on a case by case basis, training/certification budget, business travel opportunities, and benefit vouchers.Opportunities to grow in software V&V, systems engineering, and space project lifecycle activitiesLocations: Athens or Heraklion
JUST ONE, on behalf of its client, a leading European space and technology company driving cutting-edge satellite systems and aerospace engineering solutions, is looking for a motivated and technically driven OBSW Verification & Validation Engineer to join their growing team in Greece.
The Verification & Validation Engineer contributes to the validation of Satellite Core SoftWare (SCSW). The role focuses on requirements‑based testing, test automation, and verification. This position is ideal for an early‑to‑mid‑career engineer with a strong interest in onboard software, validation processes, and space systems, who is comfortable working in a structured, tool‑driven environment aligned with ESA standards.
Responsibilities
- Create validation test case specifications (VTS) for requirements based on technical specification TS (based on SRS and ICD, see inputs section of this document).
- Creation of traceability between requirements and test cases.
- Development and execution of test scripts (XML based) for test cases using the internal tool TSVF (TS-Level Validation Framework)
- Creation of Software Validation Test Reports (SVR) with the Atlassian Jira/Xray toolchain
- Processing (creation, verification, and closure) of software problem reports (SPR)
- Processing (creation, verification, and closure) of software change requests (SCR)
- Fixing of test script issues within own developed test cases or already existing test cases.
Requirements
- MSc in Aerospace Engineering, Computer Science, Embedded Systems, or a related field
- Strong interest in onboard software and space missions
- Basic understanding of:
- Software development lifecycle
- Verification & validation processes
- Systems engineering concepts (requirements, interfaces, traceability)
- Analytical mindset, attention to detail, and ability to work with complex technical systems
- Familiarity with at least some of the following:
- Test automation or scripting (e.g. XML, Python)
- Version control tools (SVN, Git)
- Jira or similar issue tracking tools
- English (proficient level, required); German is a plus
- Motivation to learn tools, standards, and processes used in ESA and large European space programs
- Military service obligations fulfilled (for male Greek citizens)
Benefits
- Base Salary €35K/yr - €45K/yr depending on level of experience, can be negotiated for senior profiles
- Direct contribution to validation of flight software for a satellite mission
- Hands-on experience with professional V&V toolchains (TSVF, Jira/Xray, CI pipelines) and mentoring by experienced engineers
- Collaborative, high‑trust culture that values initiative, asking questions early, and taking calculated risks. Exposure to an international leading space industry environment through daily interactions with
- Private health insurance, flexible hours, remote work on a case by case basis, training/certification budget, business travel opportunities, and benefit vouchers.
- Opportunities to grow in software V&V, systems engineering, and space project lifecycle activities
- Locations: Athens or Heraklion
JUST ONE is an Executive Search & Recruitment firm, providing Headhunting at all levels of seniority, covering all functions, serving all industry sectors.Originally from Greece, we are recruiting in whole Europe from entry level to GM Cluster level. We have our own offices in Greece, in Cyprus, in France and a strong partnership with Italy. At the beginning of 2024, we will open in Spain and in the Netherlands.We act with strategy, determination and commitment. We present a large choice of candidates, from the 1st week of the search, providing efficient reports with crucial information on our candidates. We mainly work on a Succes Basis, our main purpose is a win-win collaboration and our ultimate goal: the hiring.We make the difference! We are unique! We are JUST ONE !
JUST ONE is an Executive Search & Recruitment firm, providing Headhunting at all levels of seniority, covering all functions, serving all industry sectors.
Originally from Greece, we are recruiting in whole Europe from entry level to GM Cluster level. We have our own offices in Greece, in Cyprus, in France and a strong partnership with Italy. At the beginning of 2024, we will open in Spain and in the Netherlands.
We act with strategy, determination and commitment. We present a large choice of candidates, from the 1st week of the search, providing efficient reports with crucial information on our candidates. We mainly work on a Succes Basis, our main purpose is a win-win collaboration and our ultimate goal: the hiring.
We make the difference! We are unique! We are JUST ONE !
