Systems Design & Verification Engineer

Expleo is seeking a Systems Design & Verification Engineer to support the continued growth of Expleo's Defence and Aerospace business. The successful candidate will provide systems engineering expertise across complex naval air defence command and control systems, supporting the development, verification and validation of safety and mission-critical capabilities for UK Defence programmes. The role will be responsible for requirements management, system design analysis, requirements traceability, verification planning, test support and compliance evidence generation across the system lifecycle.

Working within a multi-disciplinary engineering environment, you will support an Evolution Capability programme, working closely with customer engineering teams, software development teams, systems architects and integration teams to deliver complex Command & Control (C2) capability improvements.

This role will require eligibility to obtain and maintain UK Security Clearance (SC) and regular onsite attendance at customer and/or Expleo facilities in Filton/Bristol and customer locations as required.

• →Support systems engineering activities across both the left-hand and right-hand sides of the V-Model lifecycle.
• →Develop, review and maintain System Requirements Specifications (SRS) and associated requirements baselines.
• →Perform requirements analysis, decomposition, allocation and verification planning activities.
• →Manage and maintain requirements within IBM DOORS.
• →Conduct requirements traceability activities, including mapping requirements to design artefacts and verification evidence.
• →Perform "CAT Mapping" activities linking system requirements to Common Architecture Team (CAT) design modules.
• →Analyse system design documentation and assess compliance against programme requirements.
• →Support systems verification and validation activities within Joint Proving Team (JPT) environments.
• →Review test definitions, test procedures, test results and compliance evidence.
• →Support software integration and system integration activities.
• →Identify defects, anomalies and requirements gaps and support closure activities.
• →Work collaboratively with systems, software, verification and integration teams to resolve technical issues.
• →Produce technical reports, engineering evidence and design justification documentation.
• →Support customer reviews, audits and formal engineering assurance activities.

• Degree (or equivalent experience) in Systems Engineering, Aerospace Engineering, Electronic Engineering, Software Engineering or related STEM discipline.
• Demonstrable experience within Defence, Aerospace, Naval or other safety-critical industries.
• Understanding of systems engineering principles and lifecycle processes.

The successful candidate will be able to demonstrate:

• Systems Engineering across the complete V-Model lifecycle.
• Requirements capture, analysis and management.
• Requirements traceability and verification methodologies.
• Systems Design and Architecture analysis.
• Verification & Validation (V&V) planning and execution.
• Configuration-controlled engineering environments.
• Strong stakeholder engagement and technical communication skills.
• Structured problem-solving and analytical capability.
• Experience reviewing technical documentation and engineering evidence.
• Ability to work effectively within integrated project teams.

Ideally candidates will be able to demonstrate one or more of the following:

• Naval combat systems experience.
• Command & Control (C2) systems experience.
• Air Defence or Missile Systems knowledge.
• Software integration and test support experience.
• Model-Based Systems Engineering (MBSE) awareness.
• Experience supporting system acceptance, qualification or certification activities.
• Familiarity with Defence standards and assurance processes.

The successful candidate will have experience of:

• Systems Engineering within highly regulated environments.
• Requirements management using IBM Engineering Requirements Management DOORS.
• System design reviews and design analysis activities.
• Verification and validation planning and execution.
• Producing compliance evidence and technical justification.
• Working with software, systems and integration teams.
• Supporting complex defence programmes involving multiple stakeholders.
• Managing engineering artefacts throughout the lifecycle.

• This role supports UK Defence and safety-critical programmes. Applicants should be comfortable working on these programmes within highly regulated engineering and assurance environments.
• Candidates must be eligible to obtain and maintain the required level of UK Security Clearance.