Senior Infrastructure Engineer (DV Security Clearance) Position Description At CGI, you will play a pivotal role in delivering secure, scalable infrastructure solutions that underpin critical operations across the Space, Defence and Intelligence sectors. Working at the forefront of innovation, you will design, build and manage modern enterprise environments that enable mission success and drive measurable outcomes for our clients. You will contribute to high-impact programmes, shaping resilient platforms while collaborating with experts in a culture that values accountability, technical creativity, and continuous development.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.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 ..... full job details .....