- Amentum (Mclean, VA)
- …systems , hydronic piping, and associated controls + Thorough knowledge of all refrigeration systems with ability to charge, recover, reclaim, test, diagnose, ... HVAC Mechanic Specialist **JOB FUNCTION:** Performs Journeyman work in the...installation, maintenance and repair of heating, ventilation, air conditioning, refrigeration equipment and accessories. **MAJOR DUTIES AND RESPONSIBILITIES:** +… more