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Principal Thermal Engineer
Job Summary
Advertiser
Salary / Rate
Posted
Certain Advantage
Neg
17th February 2026
Location
Start Date
South East
Type
Job Sector
contract
Engineering & Aerospace
World Class Defence Organisation based in Stevenage, Hertfordshire is currently looking to recruit a Principal Thermal Engineer Subcontractor on an initial 12 month contract. Hourly Rate: £50.00 Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at time and a quarter Location: Stevenage Hybrid / Remote working: The role will likely be onsite 3 days per week. Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter. IR35 status: Inside IR35 (Umbrella) Interview process: One stage onsite interview Principal Thermal Engineer Job Description: The Mechanical Analysis Group are looking for a Principal Thermal Engineer to join its team in Stevenage. The group consists of over 30 engineers working across a wide spectrum of cutting-edge military systems. Working for an internationally recognised company, you will play a critical role in ensuring that products deliver the necessary performance against key thermal…
