Senior Systems Engineer

BAE Systems; Chichester; Hybrid; GBP 40,000 - 48,000; Full time

Job summary

A leading defense contractor in Chichester is looking for a Senior Systems Engineer who will apply systems thinking to complex challenges and mentor junior engineers. The role involves stakeholder management and using Model Based Systems Engineering tools. Candidates should have a relevant degree and experience with V-model or full product lifecycle. Competitive salary of up to £48,000 and various benefits including pension schemes and health plans are offered. Closing date for applications is 20th January 2026.

Benefits

Competitive pension scheme

Employee share plans

Flexible health benefits

Private health plans

Shopping discounts

Qualifications

• Experience with the V-model or full product lifecycle.
• Systems Engineering experience with ISO 15288.
• Knowledge of marine/ship systems.

Responsibilities

• Apply systems thinking to solve complex challenges.
• Liaise effectively with various stakeholders.
• Mentor and support junior engineers.

Skills

Systems thinking

Stakeholder management

Model Based Systems Engineering

Risk management

Team leadership

Education

Degree in Systems Engineering or related discipline

Tools

Enterprise Architect

Job description

Senior Systems Engineer – Portsmouth

Hybrid and flexible working arrangements. Salary up to £48,000 depending on skills and experience.

What you’ll be doing

• Apply systems thinking to complex system challenges
• Stakeholder requirements elicitation, analysis and management to ensure systems engineering artefacts satisfy stakeholder needs
• Understand and apply strategies around system development across a typical lifecycle, from requirement elicitation through to qualification, including integration, verification and validation activities
• Identify system emergent properties, trade‑offs, optimisation, risk management and verification activities
• Liaise with multiple internal and external stakeholders to ensure effective and efficient engagement in support of system realisation
• Work with multiple Asset Management Service Hubs to tailor and deliver the Systems Engineering capabilities and services as required
• Utilise Model Based Systems Engineering Tools (e.g. Enterprise Architect) to capture system definition
• Own and deliver packages of work autonomously and concurrently manage a small team when required
• Mentor and support junior Engineers including secondary line management responsibility

Key qualifications and experience

• Experience of V‑model or the full product lifecycle
• Systems Engineering experience and exposure to the ISO 15288 lifecycle
• Experience of Model based Systems Engineering and Digital Enabling Technologies
• Awareness of marine/ship systems (HVAC, Fuel Systems, Gas Turbine Services, Fresh Water Services, Sea Water Services, Black and Grey Water Systems, Bilge and Sullage Systems, Gas Systems, Intake and Exhaust Systems, Chilled Water Systems, Lub Oil and Hydraulics)
• Degree level in Systems Engineering or a related discipline; membership of a relevant professional body and working towards Chartered Engineer (CEng) registration

Benefits

Competitive pension scheme, employee share plans, flexible discounted health, wellbeing and lifestyle benefits, green car scheme, private health plans, shopping discounts, and an annual incentive.

We welcome people from all backgrounds and are committed to inclusive recruitment. If you have a disability or health condition, please speak to your recruiter about possible reasonable adjustments.

All applicants must achieve Baseline Personnel Security Standard; higher level vetting may be required.

Closing Date: 20th January 2026.