Job Title: Site Security Controller

Location: Stirling Square, London (Onsite)

Salary: Up to £66,600 dependent on 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.

Job Description:

As a Site Security Controller, you will act as the primary Security Controller, Cryptographic Custodian and STRAPSO for the BAE Systems, Head Office Stirling Square site.

You will have the opportunity to develop and enhance your skills, network and knowledge, with the potential for future opportunities of progressing and growth within the company.

Core duties:

• Applying expert knowledge and skills to manage and maintain Stirling Square site accreditation

• Managing Security Incidents and Investigations for Head Office operations

• Building effective networks across the function and wider business to promote security awareness and collaboration

• Influencing and engaging stakeholders to support the successful implementation of security controls and risk mitigation activities

• Conducting and maintaining assessments of security risks affecting Head Office operations, based on intelligence and threat analysis

Essential Skills:

• Understanding of Company and Government security classifications and the handling measures associated

• Understanding of security risk management practices

• Desirable to have defence industry experience

• Desirable for the role holder to hold a security qualification i.e. diploma or equivalent

The Head Office Security Team

This is a small and dynamic team responsible for delivering a broad range of security disciplines across both Group Business Development and Head Office UK Operations.

BAE Systems Stirling Square is a UK facility, with our responsibility extending across the global Group Business Development office network, where the team has a wide-reaching and varied remit.

While transactional security forms an important part of our role, helping to keep our people, places and business operations safe and secure every day, our workload is often dynamic and extends well beyond the business-as-usual activity. This includes providing specialist security support for; Executive Committee, overseas travel, trade shows and events, projects and emerging security requirements.

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.

Closing Date: 23rd October 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.

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