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Cyber Security Manager - Diego Garcia

Amentum
Posted onFeb 1, 2026
LocationDiego Garcia, United Kingdom (On-site)
Employment typeFull-time

Please note this position is based on Contract Award and is located on the island of Diego Garcia.

Facility-Related Control System (FRCS) Cybersecurity Manager

The Contractor shall provide a FRCS Cybersecurity Manager to install, configure, calibrate, operate, and maintain hardware and software of IT, and OT of FRCS. The FRCS Cybersecurity Manager will employ user access and privileged user access to Navy Networks and Information Systems in conjunction with skills in systems administration, network administration, and control system security to operate, maintain, sustain, upgrade, and troubleshoot systems and components to assure and maintain reliable operation and compliance with Navy and NAVFAC IT and OT policy and directives.

The FRCS Cybersecurity Manager shall also leverage excellent oral and written communication skills in work with multiple stakeholders to gain understanding of mission dependencies of systems and components, and shall capture and maintain written procedures in government-approved format to restore systems and components in response to a range of events requiring human intervention and contingencies. The FRCS Cybersecurity Manager shall perform tasks to implement, maintain, and assess cybersecurity on systems and components, and shall follow procedures to coordinate activities, preserve availability and functional integrity of services (such as electricity or water production) during changes, and ensure backups of system and component configurations are regularly captured and tested. 

The location is the island of Diego Garcia.

QUALIFICATIONS

- Bachelor of Science in Engineering, Computer science, or Information Systems and 5+ years of prior relevant experience; 4 additional years of experience may be utilized
- Credentials that meet DoD Cyber Workforce requirements for specialty codes 441 (Network Operations Specialist), 451 (Systems Administration Specialist), and 462 (Control System Security Specialist) at the intermediate level
- United States Citizenship

- A security clearance adequate to obtain user and privileged user access to Navy Networks and Information Systems

Amentum is a global leader in advanced engineering and innovative technology solutions, serving government and private-sector clients with critical mission support across national security, environmental management, and nuclear operations.

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