Fuel System Mechanic – US Navy Support on Diego Garcia

About the role

Amentum is looking for an experienced Fuel System Mechanic to join a critical US Navy program on Diego Garcia. You will ensure fuel storage, distribution, and handling systems operate safely, efficiently, and in full compliance with military and environmental regulations.

Key responsibilities

• Maintain, repair, and troubleshoot fuel storage tanks, pipelines, pumps, strainers, valves, and filtration equipment.
• Inspect systems for leaks or defects, perform corrective actions, and document findings.
• Conduct preventive and predictive maintenance to meet military standards.
• Execute pipefitting, welding, assembly, and disassembly of fuel components per manufacturer specifications.
• Handle, transport, and dispose of fuel and related waste according to environmental rules.
• Use technical manuals, schematics, and blueprints to diagnose and repair complex fuel systems.
• Operate specialized tools such as pumps, meters, and valves, as well as general mechanical, hydraulic, and plumbing tools.
• Enforce safety and hazard‑control procedures, wearing required PPE and maintaining a zero‑injury environment.
• Record all work in maintenance logs and support the development of inspection checklists.

Required profile

• 3‑5 years of hands‑on experience with fuel system maintenance, repair, and operation.
• Demonstrated ability to work in a regulated, safety‑critical environment.
• Willingness to comply with all occupational safety and health standards.

Required skills

• Fuel system maintenance
• Pipefitting
• Welding
• Blueprint and schematic reading
• Pump and valve operation
• Hydraulic and mechanical tool use
• Personal protective equipment (PPE) compliance