Senior Mechanical Systems Engineer - Aerospace (Yeovil, UK)

I'm working with a leading global engineering organisation who are seeking a Senior Mechanical Systems Engineer to join their Life Support Systems Engineering team. This role plays a critical part in developing technology that keeps aircrew safe at high altitudes and under high acceleration "G" forces.

This is a fantastic opportunity for an engineer who enjoys working on the full system life cycle - from concept and design through to testing, certification, and in-service support - while collaborating with international teams and customers.

What you'll be doing

Taking ownership of the complete product life cycle of advanced life support systems

Leading system architecture definition, development and detailed design, working closely with cross-functional specialists in safety, electronics, testing and manufacturing

Reviewing customer requirements and ensuring these flow into system and equipment specifications

Defining compliance methods and coordinating verification and qualification activities

Acting as a technical point of contact for customers, ensuring alignment between their requirements and system performance

Coordinating with global engineering resources and external suppliers

Supporting test activities and providing in-service support for deployed systems

What we're looking for

Degree in Mechanical, Aerospace, or Systems Engineering (or similar) with relevant experience

Background in mechanical systems design and development, ideally with exposure to pneumatic or thermodynamic systems

Strong analytical and problem-solving ability, particularly in interpreting test results

Experience with requirements management, validation and verification

Excellent communication skills, with the ability to collaborate across disciplines and act as a customer-facing technical lead

Nice to have

Experience with life support systems, environmental control systems, or other pneumatic/mechanical products

Familiarity with system safety, reliability and testing processes

Knowledge of thermodynamics, fluid dynamics and simulation tools

Experience with requirements management tools such as DOORS

Ability to mentor junior engineers and lead project work streams

Why join?

Be part of a world-leading aerospace engineering organisation with a strong global footprint

Work on technology that directly impacts crew safety and mission performance

Market-leading training, career development, and opportunities for progression

Inclusive and innovative culture with a strong emphasis on collaboration