Overview
Job details
Hybrid
Office and home days — the ad has the split.
Requirements
Be near Portugal for hybrid days
No relocation package mentioned.
Pay & benefits
What you'll get
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
Requirements
What we're looking for
Strong proficiency in VHDL/Verilog and simulation tools (ModelSim, Vivado)
Familiarity with Rust, C, or Python for software integration
Understanding of Agile/V-model lifecycles and FPGA verification processes
Awareness of ECSS design standards and cleanroom/ESD protocols
A structured, detail-oriented mindset with a passion for innovation
The role
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...
What you'll do
Design, implement, and verify FPGA logic for satellite subsystems and onboard computing
Develop HDL code (VHDL/Verilog) to interface with onboard software modules written in Rust
Simulate, synthesise, and validate FPGA designs using industry-standard tools
Work with electronics and software engineers to integrate FPGA modules into system architectures
Develop test benches and verification frameworks to ensure timing, functionality, and reliability
Participate in full hardware-in-the-loop (HIL) and environmental testing
Maintain documentation, configuration control, and process traceability throughout the design lifecycle
Continuously optimise performance, power, and resource utilisation within constraints
How you'll work
For this role you can be based in UK | Spain (Barcelona or Tenerife) | Portugal | Greece
To apply, you must have the legal right to work in your chosen location.
Please submit your application and CV in English.
About Open Cosmos
Open Cosmos is a space technology company that designs, builds, and operates satellites and space missions. The company provides end-to-end solutions for space missions, from satellite design and manufacturing to launch and operations, serving clients in the Earth observation and communications sectors. They are known for their 'smallsat' missions and their focus on making space more accessible and affordable.
Open Cosmos has a growing presence in Spain, with offices in Barcelona and a team of engineers and scientists working on various space projects. The company's work culture is international and collaborative, with English as the working language, making it an attractive destination for international professionals. They offer a range of roles from engineering to operations, and their Spain-based positions are part of a global effort to advance space technology.
- Industry
- Space Tech
- Founded
- 2015
- Employees
- 100–250
- Headquarters
- Harwell, UK
- Website
- open-cosmos.com
In their own words
About the company & team
The 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.
Working across the full mission lifecycle, the team designs, implements, and tests software for both onboard and ground systems, ensuring reliability, performance, and scalability across our growing satellite fleet. Collaborating closely with systems, electronics, and mission operations, the team brings together innovation and precision to make every Open Cosmos mission fly.
Additional information
At 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.
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