Senior Systems Engineer – Architecture
Confirmed on the employer's own hiring board on Nov 6, 2026. First seen by Alion on Nov 5, 2026. BAE Systems scores A on the Alion truth index.
Job Title: Senior Systems Engineer - Architecture
Location: Warton - 4 days a week onsite
We offer a range of hybrid and flexible working arrangements - please speakto your recruiter about the options for this particular role
Salary: £52,164+ per annum depending on skills and experience
Who we are:
Join BAE Systems and you’ll be part of something bigger. As a valued member of our global colleague network, you’ll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You’ll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us.
From the depths of the ocean, to the far reaches of space, there’s no limit to where a career at BAE Systems could take you.
Job Description:
An Engineering Integration Engineer is needed within the growing UK based System Architecture team of the System Engineering, Engineering Integration and Governance Organisation of the Joint Engineering and Technical Office of FCAS/GCAP
A key element of this role will also be working alongside international and national partners. As such the roleoffers an exciting opportunity to collaborate internationally and gain valuable learning from a culturally diverse team.
Core duties:
- Requirements Analysisto support the System Design activities
- Development of Design Packages for various parts of the system
- Liaising and coordinating with Subject Matter Experts in various areas of the business
- Technical coherence of Architectures across different levels of System Design
- Refining and enforcing quality standards on the model output
- Task managementof selected activities and their coherency across FCAS Programme, wider BAE Systems business and international partners
- Developing relationships with other team members & external stakeholders
- Supporting a culture of continuous improvement
- Supporting the development of Engineering priorities to ensure overall programme aims are achieved
Essential Skills:
- A degree in a STEM subject or equivalent relevant experience. This mustinclude a relevant engineering experience across a broad engineering lifecycle
- Experience of engineering processes, Model Based Systems Engineering (MBSE)
- Experience and/or Knowledge of System Design, SysML, Mission Systems and Flight systems
- Experience of resolving engineering conflicts between disciplines, systems and capabilities
System Engineering, Engineering Integration & Governance (SEEIG) Team
FCAS AP and GCAP is a strategically important programme that delivers the concepting, design, development, build and flight test of the next generation air system planned to enter service in 2035. The programme is currently transitioning from the concept phase to the system definition phase. This vacancy therefore gives the applicantthe opportunity to enter and leadelements of the System Architecture team at an early stage of the programme. The System Architecture team is central to the delivery of this capability in terms of ensuring that an integrated, safe & certifiable system is developed, in an integrated manner that reflects state-of the-art engineering methodology.
Why BAE Systems?
Here you’ll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidenceand be empowered to be your best. You’ll be recognised for your contribution and enjoy rewards tailored to what’s most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strongsense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make.
A place where everyone can thrive:
We’re committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do.
Please be aware that many roles at BAE Systems are subject to both security and export controlrestrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the rolesyou are eligible to perform within the organisation. All applicantsmustas a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicantsmusttypically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.
Closing Date: 19th November 2026
We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.