ph3Working in our Chief Technology Office (CTO) /h3 pThe CTO division is where Open Cosmos technology comes to life. Covering engineering, product development, and technical innovation, the team designs, builds, and operates the satellites, systems, and platforms that make our missions possible. It’s a highly collaborative environment where ideas become real hardware, software, and data solutions that deliver impact from space. /p pOur Systems Team brings together brilliant Systems, AOCS and Thermal Engineers who turn ambitious mission concepts into reality. They design, integrate, and optimise every detail – from spacecraft architecture to next-generation optical payloads – making sure every system fits, works, and thrives in orbit. From first sketch to launch day, they own the journey, ensuring our satellites deliver maximum impact back on Earth. /p h3What You’ll Be Doing /h3 pYou’ll run the thermal work package for multiple missions, model and analyse spacecraft thermal behaviour, and plan and run thermal tests. You’ll work hands‑on during AIT, support anomaly resolution, and be part of the team that ensures Open Cosmos missions perform as expected in space. /p pYou’ll also collaborate with our other subsystem engineers, feed into our product roadmap, and help us continuously improve how we design and deliver missions. /p h3What You’ll Bring /h3 pWe’re looking for someone who combines technical depth with a collaborative spirit. You should have:



/p ul liStrong knowledge of spacecraft thermal control and space thermal environments /li liProficiency with thermal modelling tools (e.g. ESATAN‑TMS, Thermica, Thermal Desktop) /li liProven ability to plan and deliver thermal tests from start to finish /li liSolid understanding of satellite subsystems and confidence working across disciplines /li liKnowledge of mission analysis and overall space system design /li liClear communication skills – comfortable engaging with colleagues, partners, and customers /li liA proactive, adaptable approach that thrives in a fast‑moving, growing company /li /ul pFor this role you can be based in either Harwell, UK, Porto, Portugal or Barcelona, Spain. /p pTo apply, you must have the legal right to work in your chosen location. /p pPlease submit your application in English. /p h3Why Open Cosmos? /h3 ul liWork at the cutting edge of space technology with customers around the globe /li liA mission‑driven company making space accessible to help solve real‑world challenges /li liA diverse, ambitious, and supportive team /li /ul h3Equal opportunity employer /h3 pAt Open Cosmos, we are dedicated to fostering a workplace built on respect, dignity, and belonging. As an equal opportunity employer, we actively challenge bias to ensure every candidate and employee feels truly welcome. We celebrate diversity in all its forms and are committed to maintaining an inclusive environment where everyone has the opportunity to thrive. /p /p #J-18808-Ljbffr

📌 Thermal Systems Engineer (Barcelona)
🏢 Open Cosmos
📍 Barcelona