Propulsion Systems Engineer


Company:	Expert Employment
Salary:	£35,000 to £46,000 a year
Hours:	Full-time
Location:	Aylesbury, HP19 8AP
Working pattern:	On-site
Job type:	Permanent
Posting date:	31 Aug 2026
Closing date:	30 Sept 2026

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Summary

A rocket engine, space thruster and chemical propulsion design and development client is looking for someone to join their Systems Engineering team. This is a critical role supporting space satellite propellant and other systems for key spacecraft manufacturers. You will work closely with the National and European Space Agencies for defence and scientific projects.

Due to continued Engineering team growth, there is an opportunity to join their Systems Engineering team, with training, support and commitment to professional development.

Skills

Mechanical and fluidic system engineering experience.

Ability to communicate effectively to a range of stakeholders, playing a key role in project teams and working closely with customers where needed.

Degree level in Mechanical Engineering, Chemical Engineering or a related subject.

Decision Making, take action consistent with facts, constraints, and consequences.

Duties

Perform pressurised propulsion system trade off analysis based on initial, top level inputs.

This is a role which requires flexibility and an ability to meet ambitious and often fluctuating deadlines.

Review and interpret higher level spacecraft requirements generating System Level requirements.

Perform System design including key Electrical, Harnessing Design, routing and schematic components.

Thermal equipment design and selection using System Analysis of Fluidic, Performance, Structural, Thermal, Reliability, Radiation, Hazard, Safety, Failure Modes Effects and Critical FMECA Analysis.

Advise on Manufacturing and Assembly Plan, process and procedures.

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