Senior Systems Engineer

ASSYSTEM • Warrington, England, United Kingdom • Posted June 02, 2026

Location Warrington, England
Job Type full-time
Category Engineers
Posted June 02, 2026
Job Description

Are you a Senior Systems Engineer with experience working with mechanical, electrical, and process systems in a highly regulated industry (Nuclear, Aerospace, Defence, etc.)? Assystem’s Decommissioning Strategic Business Unit is expanding and we are looking for skilled Systems Engineers for our Defence packages of work.

Your missions:

Requirement specification production / management

Interface Management

System Architecture definition

System Functional and Interface modelling

Working with mechanical, electrical and process systems

Operating requirements management database software (DOORS preferential)

Operating Model Based Systems engineering Software (Capella preferential)


Qualifications

Qualifications/Skills to be successful:

Experience in complex regulated industry essential (i.e. Nuclear, Aerospace, etc.)

Experience in Nuclear indust...

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