Engineer-Third Class with Security Clearance

Amentum is seeking a licensed and skilled Engineer - 3rd Class to support facility operations and mechanical system maintenance in the Washington, DC area. This position is responsible for the operation, maintenance, and repair of complex building systems, including boilers, HVAC equipment, mechanical systems, and electrical components. The Engineer - 3rd Class must possess strong troubleshooting skills, extensive knowledge of safety regulations, and the ability to work independently while supp…