Critical Facilities Operations & Maintenance (O&M)

Delivering Operational Excellence to Ensure Project Success

For 100+ years, Amentum and its legacy companies have operated, maintained, and managed critical infrastructure. We safely operate facilities of national significance while injecting innovations that increase efficiency and effectiveness. We understand the need to wholistically understand all aspects of projects – build, secure, operate, and integrate.

Key Technical Services

  • Base Operations

  • Integrated Facility Management

  • Facility Maintenance

  • Critical Infrastructure Protection

  • Nuclear Facility Management & Operations

  • Nuclear Materials Processing

  • Weapons Demilitarization Operations

  • Laboratory Operations

Key Projects


Army Housing depot sign

Amentum begins critical work at Hawthorne Army Depot

Y 12 Amentum and Fluor

Amentum Team Awarded $28 Billion Y-12 National Security Complex and Pantex Plant Management Contract

Condon Bill Amentum Nuclear Environment

Bill Condon Becomes New leader of Nuclear Operations and Cleanup Sector


Jessica Ward Amentum UK

Employee Spotlight: Meet Jessica Ward

IWD Alivia Topham Sing 002

Employee Spotlight: Meet Alivia Topham-Sing

David Batters Amentum UK

Amentum UK Chronicles: Introducing David Batters

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