Senior Mechanical Engineer

Company: Systems Engineering & Assessment
Apply for the Senior Mechanical Engineer
Location: Beckington
Job Description:

Overview

As Senior Mechanical Engineer at SEA, you will provide design and development support for mechanical hardware across commercial and military projects. You will collaborate with customers, suppliers and cross-functional teams to deliver on-time, on-cost, and on-quality solutions. You’ll perform detailed design, analysis, GD&T, and create technical documentation and manufacturing data packs to BS8888. You’ll travel to UK sites as needed and contribute to continuous improvement and in-service support.

Pay / Benefits

  • Hybrid/flexible working
  • 25 days’ annual leave plus buy/sell
  • Up to 7% employer pension contribution
  • Private medical health insurance & Employee Assistance Program
  • Life assurance policy
  • Wellbeing Centre

Responsibilities

  • Contribute to work package delivery ensuring mechanical solutions meet time, cost, and quality targets
  • Drive design improvement and manufacturability through liaison with other engineering functions
  • Perform detailed design, analysis and tolerance studies (including GD&T) and generate design/test specifications and manufacturing data packs
  • Communicate clearly within the Mechanical Engineering team and with project stakeholders
  • Support visits and meetings at UK sites and with suppliers as required

Key requirements

  • Strong knowledge of design, test, manufacture and in-service support of mechanical hardware in commercial and military environments
  • Experience with Design for Excellence (DfX) including Manufacturing, Assembly, Test, Integration and Sustainability
  • Knowledge of military and commercial mechanical & environmental design standards including Def Stans, Mil Specs, CE/UKCA marking
  • Chartered Engineer or working towards chartered status is preferable
  • Member of a relevant professional institution (e.g. IMechE or IET)
  • Cross-functional collaboration
  • Effective communication
  • Relationship building
  • Mechanical design and development
  • GD&T and tolerance analysis
  • BS8888 standards

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Posted: September 14th, 2026