HVAC / Refrigeration Mechanic

About the role

Amentum is seeking an experienced HVAC/Refrigeration Mechanic to support a US Navy program on Diego Garcia. The role involves leading and participating in installation, maintenance, modification, and repair of heating, ventilation, air‑conditioning and refrigeration systems.

Key responsibilities

• Lead, supervise and work alongside HVAC crews on installation, maintenance, repair, modification and overhaul of air‑conditioning and refrigeration equipment.
• Coordinate daily activities, assign personnel based on skill level and project needs, and ensure work follows blueprints, codes and safety requirements.
• Develop work schedules, monitor progress, communicate status and recommend process improvements.
• Implement preventive‑maintenance programs and maintain accurate records, work orders and inspection reports.

Required profile

• High school diploma or equivalent and minimum three years of HVAC/refrigeration experience.
• Leadership or coordination experience preferred; experience with commercial, industrial or military HVAC systems is a plus.
• Valid passport, ability to obtain required visas and pass contract medical requirements.
• Fluent in English (read, write, speak).

Required skills

• HVAC system installation and troubleshooting.
• Refrigeration system maintenance and refrigerant recovery/recycling certification.
• Ductwork fabrication, metalworking and welding.
• Motor, compressor, control panel and electrical wiring installation.