At Lockheed Martin Manassas, we are enabling national security by supporting mission-critical operations through exceptional facility performance. Our Facilities Team plays a key role in ensuring that complex building systems operate efficiently, safely, and reliably in support of vital defense technologies. Every system we maintain supports a higher mission-delivering innovation and security to the nation. As a Facilities HVAC Technician, you will perform day-to-day operations and maintenance of a wide range of facility systems. You'll be responsible for installing, servicing, modifying, rebuilding, and repairing HVAC and related mechanical systems within a commercial or industrial environment. All work must comply with building codes, safety regulations, and EPA 608 standards.