Security Controller

Role Information

Security Controller

Salary up to £35,000

Merthyr Tydfil South Wales

Onsite role

Starting July 2026

Why join Marshall Land Systems in this role:

Reporting into the Head of Security in Cambridge, the Security Controller will be responsible for coordinating and assuring physical and operational security across Marshall Land Systems sites with the primary operating location being, Merthyr Tydfil - South Wales.

This role ensures compliance with defence security requirements and enables the secure delivery of programmes, projects, and supply chain activities. The role will be managing a small onsite team in Wales.

Your responsibilities in this role include:

Act as the primary day-to-day liaison at Merthyr Tydfil with external security authorities, including DE&S PSyA, UKSV, NCSC, WARP, and IVCO.
Support the implementation and ongoing assurance of company security policies, processes, audits, reporti...