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Principal Mechanical Design Engineer

Job in Stevenage, Hertfordshire, SG1, England, UK
Listing for: Endeavour Recruitment
Full Time position
Listed on 2026-02-09
Job specializations:
  • Engineering
    Mechanical Engineer, Engineering Design & Technologists, Manufacturing Engineer
Salary/Wage Range or Industry Benchmark: 50 GBP Hourly GBP 50.00 HOUR
Job Description & How to Apply Below
Principal Mechanical Design Engineer

JOB LOCATION:

STEVENAGE OR BRISTOL

SECURITY: SC - Potential BPSS start (UKEO)

DURATION: 6+ Months (Extension Possible if Meeting Expectations)

TYPE:
Contract

WORK PATTERN: 4 days a week on site; 1 remote (flexible over start/finish time).

PAY RATE: £ 50 /hr (Umbrella Inside IR35)

Essential QUALIFICATIONS

Beneficial- HND or HNC in Mech Engineering

TARGET INDUSTRIES AND COMPANIES. Is Defence a must?

If not what industries can be considered

* Preferable for Def/Aero; if hitting the skills on JD, open to others; automotive, oil & gas etc.

Essential Skillset & Tools

* Experience using Creo 3D design tool

Essential
- Knowledge of the following:

* Manufacturing processes

* Tolerance studies

* Mass property calculations

* Material selection

* FMEA

* Design for Manufacture/Assembly

* Structural design

* Product Life cycles

* Industrial validation

* An ability to work as part of a multifunctional engineering team and be able to partake in or host design reviews.

* An appreciation of other engineering areas/domains.

Overview of Department:

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:

* Carry out Mechanical Design and proving activities as part of a wider team for prime and variant products, of both piece parts and assemblies.

* Support/liaise with manufacturing, resolving manufacturing problems & defects.

* Support to functional & environmental testing and trials.

* Liaise with suppliers/purchasing to resolve any technical queries that may arise.

* Planning and reporting on own day-to-day activities to meet project milestones.

* Gain clarification of and help to generate requirements, including challenging of extraneous requirements to reduce lead time, UPC and design complexity

Skillset / Experience

Required:

Experience using Creo 3D design tool

Knowledge of several of the following:

Manufacturing processes

Tolerance studies

Environmental test

Mass property calculations

Material selection

FMEA

Design for Manufacture/Assembly

Environmental Gasket Sealing

Tooling/fixtures design

Structural design Defence

Standards Review processes

Product Life cycles

Industrial validation

An ability to work as part of a multifunctional engineering team and be able to partake in or host design reviews. An appreciation of other engineering areas/domains
Additional Information / Benefits
Umbrella Inside IR35
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