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BAE Systems

Summer Intern Systems Engineer

Salary:  £25,900 per annum
Location:  Frimley, United Kingdom
Location flexibility:  1 office day / week, 2 office days / week, 3 office days / week – Hybrid options are dependant on role and can range from fully remote to on-site full time, 4 office days / week
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Job Description

Description

Job title: Summer Intern Submarines Systems Engineer

Location: Frimley (Surrey). We offer a range of hybrid and flexible working arrangements – however for this role you will be expected to attend your site up to 3-5 days per week.

Salary: £25,900 (pro-rata)

End Date: 10th September 2027

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.

Role Description

As a Graduate Systems Engineer, you will help design complex products by understanding what the customer wants and needs, and how to find the best solution to any problem. You will spend time communicating with people involved in complex projects, alongside balancing the needs of different stakeholders. You will need to think and work in a logical way whilst balancing competing priorities and perspectives to achieve effective, practical outcomes.

Core Duties

  • Support the capture, definition, analysis, and management of system requirements across the lifecycle.
  • Support system design, analysis, optimisation, integration, and testing activities.
  • Develop virtual models of systems and subsystems to enable modelling and simulation activities.
  • Use appropriate tools and software (for example Enterprise Architect, MATLAB, Simulink, JIRA) to support activities at different stages of the system lifecycle.
  • Support system validation and verification activities, ensuring the right system is built and built in the right way.

The Submarine Team

Be a part of designing, building, testing, and commissioning the Astute and Dreadnought Class, the largest and most advanced submarines operated by the Royal Navy, providing a powerful and secure deterrent for the United Kingdom.

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 confidence and 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 strong sense 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 control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically 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.

Qualification requirements

As a minimum requirement you’ll need to be on track to obtain, a 2:2 Bachelor’s degree or a pass at Master’s level in the following subjects: Systems Engineering, Software Engineering, Mechanical Engineering, Electrical Engineering, Control Engineering, Aerospace Engineering, Physics, Maths or other STEM (Science, Technology, Engineering or Maths) degree.

Start date: 21st June 2027 Length of contract: 12 weeks

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Working at BAE Systems

Hybrid - Hybrid options are dependant on role and can range from fully remote to on-site full time

A little flex time – We offer a range of hybrid and flexible working arrangements depending on the role you apply for – explore your options with our recruiter during the application process.

Company benefits

Adoption leave
Annual bonus
Buy or sell annual leave
Collaboration spaces
Cycle to work scheme
Electric Car Salary Sacrifice
Employee discounts
Enhanced maternity leave – 26 weeks paid, up to 52 weeks total, with the option of returning to work on reduced hours for the first 13 weeks
Enhanced paternity leave – 4 weeks for eligible employees
Enhanced pension match/contribution
Family health insurance
Fertility treatment leave
Gym membership – Discounts available
Health insurance
In house training
Learning license
Lunch and learns
Mental health support
Mental health first aiders
Mental health platform access
Modern office
Neonatal leave
Open to compressed hours
Open to job sharing
Open to part time work for some roles
Open to part-time employees
Pregnancy loss leave
Private booths
Referral bonus
Relocation packages
Reservist leave – 15 days
Salary sacrifice
Secure on-site parking
Share options
Shared parental leave
Mentoring

Awards & Accreditations

Most loved - Large companies

Top 5 - Most loved - Large companies

Flexa awards 2026
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Company employees:

Around 110,000

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