GTHVAC-Mechanical, Onsite

Overview

Mechanical Trades Technician – operate, maintain, and troubleshoot advanced mechanical and HVAC/R systems in a dynamic facility environment.

• Operate, maintain, troubleshoot advanced mechanical and HVAC/R systems.
• Perform predictive, preventive, and corrective maintenance on heating, ventilation, air conditioning, refrigeration, piping, and boiler systems.
• Execute chemical water treatment duties, including testing of closed and open‑loop water systems and operating chemical injection systems.
• Utilize building automation control systems to monitor, troubleshoot, log, and operate HVAC/R equipment.
• Safely use HVAC/R hand and power tools, gauge sets, and equipment.
• Apply industry‑standard piping fittings and assembly techniques: compression, flared, threaded, brazed, and soldered fittings.
• Diagnose and correct electrical and control issues in HVAC/R systems (single‑ and three‑phase equipment).
• Maintain required records in a computerized database and operate the Energy Management System.
• Collaborate with other trade persons and provide guidance to staff as required.
• Obtain and maintain Department of Energy L or Q clearance.

• HVAC tradesperson with at least 5 years’ experience.
• Proficiency in layout, installation, modification, overhaul, troubleshooting, repair, and maintenance of mechanical equipment.
• Experience performing maintenance on refrigeration, air conditioning, heating, piping, process systems, boilers, backflow prev enters, chemical treatment, water‑system testing, and related equipment.
• Knowledge of arc, inert‑gas arc, and gas welding and cutting, and safety practices in accordance with Uniform Building Codes.
• Familiarity with pneumatic, electric, and electronic microprocessor control systems.
• Ability to fabricate braces, jigs, fixtures, and equipment as needed.
• Capability to operate and maintain computerized databases and Energy Management Systems.
• Strong communication and teamwork skills.

• Experience with water‑cooled chiller systems exceeding 200 tons.
• Experience with rotary drive compressor systems and multistage low‑ and high‑temperature chambers.
• Experience with built‑up air‑handling systems (makeup, supply, exhaust, return).
• Experience with heating water boiler systems that exceed 1,000,000 BTU /hr.
• Knowledge of safety‑based programs such as Engineered Safety, Behaviour‑Based Safety, NFPA, and OSHA training.
• Experience with advanced building automated control systems.
• Availability for on‑call duty and dynamic warm‑ups as required.
• Active Department of Energy L or Q clearance.

Applicants must be able to obtain and maintain a Department of Energy L‑level or Q‑level security clearance and will undergo a federal background investigation.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or veteran status.