At CGI, we help protect the people, facilities and sensitive information that underpin critical UK Government and defence programmes. As a Site Security Controller, you will play a vital role in maintaining secure, compliant environments that enable our clients to operate with confidence. You’ll take ownership of site security governance, shape practical solutions to complex security challenges and influence how security is embedded into our facilities and operations. Working alongside experienced colleagues and trusted stakeholders, you’ll have the support and freedom to strengthen security standards, drive continuous improvement and make a lasting contribution to CGI’s success.
CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go.
- competitive salary
- excellent pension
- private healthcare
- share scheme (3.5% + 3.5% matching)
Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a hybrid position therefore 4 days in office one remote. to be based near Reading or Leatherhead
Due to additional programme security requirements, applicants must be British nationals and hold, or be eligible to obtain, high-level UK Security Clearance.
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Site Security Controller employer: Project Freelance
Onyx-Conseil is an exceptional employer that fosters a culture of innovation and collaboration, allowing you to take ownership of complex cloud projects while enjoying the flexibility of remote work. With a strong emphasis on professional development, you'll have ample opportunities to mentor peers and influence key architectural decisions, all within a supportive environment that values your contributions. Located in Guildford, the company offers a unique blend of autonomy and teamwork, making it an ideal place for those seeking meaningful and rewarding employment in the tech industry.
