Field Service Technician – Journeyman (Defense Systems)

About the role

The Defense Group at Leidos is seeking a Field Service Technician – Journeyman to support the Non‑Intrusive Inspection System (NIIS) program in CENTCOM and Horn of Africa areas. The role involves maintenance, training, installation, and troubleshooting of radiation and backscatter inspection systems for military customers, with required OCONUS travel.

Key responsibilities

• Perform routine and preventive maintenance on radiation and backscatter inspection systems and vehicle chassis.
• Install, de‑install, and test system components in the field.
• Conduct fault detection, isolation, and corrective actions on hardware and electronic subsystems.
• Read and interpret electronic circuit schematics and repair printed circuit boards.
• Conduct site surveys to determine optimal system placement.
• Update work orders, databases, and report status to the lead.
• Train operators and end‑users on system operation.
• May supervise other technicians and manage day‑to‑day operations.

Required profile

• Experience with mechanical and electronic hardware, especially radiation and backscatter technologies.
• Ability to work independently in austere, overseas environments.
• Strong analytical skills for system operation analysis.
• Willingness to travel internationally using military or commercial transport.

Required skills

• Mechanical systems maintenance
• Electronics troubleshooting
• Radiation and backscatter technology knowledge
• Preventive Maintenance (PMCS)
• Fault detection and isolation
• Hardware diagnostics and testing tools
• Circuit schematic interpretation
• PCB repair
• Use of hand and power tools
• Electronics measurement equipment