Principal Structural Engineer

Certain Advantage
📍 Stevenage, Hertfordshire, United Kingdom 💼 Full-time 🕒 Posted March 01, 2026

Job Description

World Class Defence Organisation based in Stevenage, Hertfordshire is currently looking to recruit a Principal Structural Engineer subcontractor on an initial 12 month contract, with very likely extension.  The role will be onsite 4 days per week.  
 
Candidates with a FE / FEA background ( Structural Engineer / Structural Analysis / Stress Engineer ) ideally from the Defence / Aerospace industry would be suitable for this position.
Rate: £50.00 per hour
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 be onsite 4 days per week.  a 4-Day week of Monday to Thursday is possible.
Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter. 
IR35 status: Inside IR35 (Umbrella)
Interview process: One stage video interview
 
Principal Structural Engineer Job Description:

The Mechanical Analysis Grou...

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Job Details

  • Location Stevenage, Hertfordshire
  • Job Type Full-time
  • Category architecture-and-engineering
  • Posted Date March 01, 2026
  • Application Deadline April 10, 2026