Classified Systems Security Engineer | Flexible 4‑Day Week

Company: Lockheed Martin
Apply for the Classified Systems Security Engineer | Flexible 4‑Day Week
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Job Description:

Lockheed Martin in the United Kingdom seeks an Information Security Engineer to drive security engineering, accreditation, and lifecycle assurance for classified IT systems. You will design, implement, operate, and continuously improve secure environments, ensuring compliance with UK Government, MoD and Lockheed Martin requirements.

You will work with programme teams, architects, infrastructure engineers, accreditors and stakeholders to embed security throughout the system lifecycle, leading

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Posted: July 21st, 2026