We’re seeking an experienced Senior Thermal Design Engineer to lead the design, analysis, and validation of spacecraft thermal control systems. You’ll play a key role in developing models, defining control strategies, and supporting testing to ensure mission-critical performance and reliability. Working closely with multidisciplinary engineering teams, you’ll help deliver innovative thermal solutions that meet the demanding requirements of space applications.

• Location: London
• On Site: Remote 
• Clearance: SC 
• Experience Level: Mid - Senior 

Key Responsibilities:

• Lead the end-to-end thermal design and simulation process for spacecraft components and subsystems.
• Build and validate detailed thermal models using specialist engineering software.
• Define and implement effective ...