Posted 02 August, 2026
Mechanical Design Engineer
Certain Advantage
Stevenage, ENG, GB
Full Time
Job Description
World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer subcontractors on an initial 12 month contract.This role would suit a Mechanical Design Engineer who comes from a strong Defence or Aerospace background has strong Creo / PRO-E skills. Job Title: Mechanical Design EngineerRate: £50.00 per hourLocation: Stevenage Hybrid / Remote working: 4 days a week likely onsite (likely could be lower on a week by week basis; depending on work). 1 day remote. (flexible on start and finish time). A compressed 4 day week (Monday to Thursday) a possibility.Contract: 37 Hours per weekOvertime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’Duration: 12 Months (initially and then ongoing and long-term thereafter)IR35 status: Inside IR35 (Umbrella)Mechanical Design Engineer Job Description:An opportunity to become part of Europe’s No. 1 Missile Systems Designer, as a Mechanical Design Engineer. You will work closely with other functional teams, to develop products to meet our customer’s needs. Within this role you will have the opportunity to undertake cutting-edge research of novel mechanical technologies to meet the challenges of tomorrow.Responsibilities:\n
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- Carry out Mechanical Design and proving activities as part of a wider team for prime and variant products, of both piece parts and assemblies. \n
- Support/liaise with manufacturing, resolving manufacturing problems & defects. \n
- Support to functional & environmental testing and trials. \n
- Liaise with suppliers/purchasing to resolve any technical queries that may arise. \n
- Planning and reporting on own day-to-day activities to meet project milestones. \n
- Gain clarification of and help to generate requirements, including challenging of extraneous requirements to reduce lead time, UPC and design complexity \n
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- Experience using Creo 3D design tool \n
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- Manufacturing processes \n
- Tolerance studies \n
- Environmental test \n
- Mass property calculations \n
- Material selection \n
- FMEA \n
- Design for Manufacture/Assembly \n
- Environmental Gasket Sealing \n
- Tooling/fixtures design \n
- Structural design \n
- Defence Standards \n
- Review processes \n
- Product Lifecycles \n
- Industrial validation \n
- An ability to work as part of a multifunctional engineering team and be able to partake in or host design reviews. \n
- An appreciation of other engineering areas/domains. \n
