Verification & Validation Engineer - Open Cosmos This website uses cookies to ensure you get the best experience. Open Cosmos and our selected partners use cookies and similar technologies (together “cookies”) that are necessary to present this website, and to ensure you get the best experience of it. If you consent to it, we will also use cookies for analytics purposes. See our Cookie Policy to read more about the cookies we set. You can withdraw and manage your consent at any time, by clicking “Manage cookies” at the bottom of each website page. Accept all cookies Decline all non-necessary cookies Cookie preferences Select which cookies you accept On this site, we always set cookies that are strictly necessary, meaning they are necessary for the site to function properly. If you consent to it, we will also set other types of cookies. You can provide or withdraw your consent to the different types of cookies using the toggles below. You can change or withdraw your consent at any time, by clicking the link “Manage Cookies”, which is always available at the bottom of the site. To learn more about what the different types of cookies do, how your data is used when they are set etc, see our Cookie Policy . Strictly necessary These cookies are necessary to make the site work properly, and are always set when you visit the site. Vendors Teamtailor Analytics These cookies collect information to help us understand how the site is being used. Vendors Teamtailor Accept these cookies Decline all non-necessary cookies Skip to main content common--header--menu#toggle" data-common--header--menu-target="button" > Career menu Employee Log in as employee Candidate Log in to Connect Share page Facebook X LinkedIn Mail CRO · SATCOM (Broadband and Narrowband) · Harwell, UK, Barcelona, Spain · Hybrid Verification & Validation Engineer Apply for this job Aim high, go beyond! At Open Cosmos we are solving the world’s biggest challenges from space, providing businesses, governments and researchers access to more readily available information than ever before - ready for the challenge? Then read on… Working in the Satcom Team The Satcom Team is responsible for modelling, simulating, and continuously optimising the performance of Open Cosmos’ satellite communication infrastructure. This includes the space segment, inter-satellite links, terminals, and ground connectivity, ensuring our end-to-end systems deliver reliable, efficient, and scalable service under dynamic conditions. We work with cutting-edge technologies such as digital twins, autonomous networks, and large-scale constellation models.
The team plays a key role in design validation, mission planning, and performance-driven engineering decision-making. What will you be doing? As a Verification & Validation Engineer, you will ensure Satcom systems meet mission-critical
requirements through continuous, automated validation embedded into agile delivery. You will: Translate high-level system
requirements into automated tests that run continuously within our CI/CD pipelines. Contribute to agile planning and refinement, defining testable acceptance criteria before features are implemented. Develop complex validation scenarios incrementally, aligned with evolving system capabilities. Write robust, reusable Python test code using internal automated test frameworks to validate complex system behaviour. Execute automated tests seamlessly across Software-in-the-Loop (SIL) and Hardware-in-the-Loop (HIL) environments. Investigate and debug failed tests, working directly with engineers to resolve issues within sprint cycles. Maintain automated performance and regression test suites, identifying degradations in throughput, latency, or stability immediately after release. Collaborate with the Test Automation Framework team to evolve testing tools, improving test creation, execution, and debugging workflows. Contribute to the continuous improvement of verification practices, metrics, and tooling across Satcom. What You’ll bring Strong understanding of system verification and validation within agile delivery environments. A clear grasp of shift-left testing and continuous verification principles. The ability to translate system-level
requirements into clear, automated, and verifiable tests. Confidence building automated system and integration tests in Python. Understanding of complex, distributed technical systems and how failures propagate across them. Familiarity with SIL and HIL validation environments. Structured, analytical approaches to debugging test failures and identifying root causes. Ownership of automated performance, regression, and stability testing. Familiarity with CI/CD pipelines and automated test execution. A collaborative approach to improving test frameworks, tools, and validation workflows. This role will be based in the UK or Spain. To apply, you must have the legal right to work in this location. When applying, please submit your CV in English. Why Open Cosmos? Work at the cutting edge of space technology with customers around the globe. A mission-driven company making space accessible to help solve real-world challenges. A diverse, ambitious, and supportive team. Division CRO Department SATCOM (Broadband and Narrowband) Locations Harwell, UK, Barcelona, Spain Remote status Hybrid Employment type Full-time About Open Cosmos Open Cosmos is dedicated to solving customer problems with insights from space. Whether this is monitoring agricultural yields, assessing the damage of oil spills or providing navigation solutions, we believe that data from satellites is the most effective and sustainable way of achieving this. Apply for this job CRO · SATCOM (Broadband and Narrowband) · Harwell, UK, Barcelona, Spain · Hybrid Verification & Validation Engineer Loading application form Career site Data & privacy Manage cookies Employee login Candidate Connect login Already working at Open Cosmos? Let’s recruit together and find your next colleague. Log in Applicant tracking system by Teamtailor
Location
Didcot, GB
Total raised
$63.0M
Last stage
Growth
Investors
No applications, no recruiter spam. Just the intro.
A few questions to make sure this role is the right shape for you. Two minutes.
I write the intro, send it to the founder, and handle the back-and-forth.
If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.