Job Details
- Primary Job Title : Chiller Mechanic
- Alternate / Related Job Titles :
HVAC Technician (Industrial Systems)
HVAC / R MechanicChiller Maintenance SpecialistLocation : Doha, Ad Dawhah, QatarOnsite Flexibility : OnsitePosition Type : Direct PlacementStart : As Soon As PossibleSeniority Level : Entry levelEmployment Type : Full-timeJob Function : Management and ManufacturingIndustries : Staffing and RecruitingJob Number :Job Summary
The Chiller Mechanic provides operations, maintenance, and repair (OM&R) support for HVAC / R and integrated control systems throughout the base. This role ensures that all chiller and refrigeration systems operate safely and efficiently through inspection, testing, troubleshooting, and preventative maintenance.
Key Responsibilities
Perform preventive maintenance (P.M.) following manufacturer specifications, codes, and standards.Operate and maintain chemical water treatment programs for closed-loop HVAC systems, including chilled water systems.Manage a comprehensive refrigerant recovery program ensuring compliance with environmental and safety regulations.Follow all applicable technical orders and commercial best practices for requesting, receiving, installing, testing, and repairing HVAC and chiller components.Prepare detailed written reports after inspections, repairs, tests, and certifications.Implement quality assurance and safety programs per Vectrus, OSHA, and USAF standards.Participate in and comply with structured training and development programs.Maintain a clean, organized, and professional work environment.Properly utilize and safeguard all government and contractor property and tools.Accurately record time and administrative data.Perform other assigned duties as required.Required Experience
High School Diploma (one year of related experience may substitute one year of education if degree required).Minimum 5 years of experience in the operations, maintenance, and repair of industrial HVAC / chiller systems.Experience with :AquaForce Carrier chillers (air‑cooled 80‑300 tons)
York chillers (air‑cooled 80‑300 tons)VRF split units (17‑30 tons)Liebert CRAC units (chilled water / refrigerant types)Petra chillers / DX units (75‑100 tons)Copeland refrigeration unitsVariable Frequency Drives (VFDs)Chilled water supply pumpsRequired Certifications & Qualifications
EPA 608 Universal Certification (Core, Type I, II, and III).Documented completion of HVAC / R system training (certificate or diploma).U.S. Citizenship and valid U.S. Passport required.SECRET Security Clearance (must be current before deployment).Valid U.S. Driver’s License (manual transmission required).Fluent in English (verbal and written).Ability to pass flight line access testing, medical, dental, drug screening, and background checks.Successful completion of CBRN defense training, including fit testing with DoD‑issued protective gear.Required Skills
Industrial Chiller MaintenanceHVAC / R System DiagnosticsPreventive & Corrective MaintenancePreferred Skills
Refrigerant Recovery & Compliance ManagementElectrical & Mechanical TroubleshootingTechnical Documentation & ReportingAdditional Skills
CRAC Unit MaintenanceVFD Systems OperationWater Treatment Program ManagementAbout the Company
Global provider of operational support services, training, and converged environments for government and commercial clients. Offers integrated solutions across operations, logistics, aerospace, training, and technology markets. Committed to employee development and maintaining a positive, collaborative work environment.
About GTT : GTT is a minority‑owned staffing firm and a subsidiary of Chenega Corporation, a Native American‑owned company in Alaska. As a Native American‑owned, economically disadvantaged corporation, we highly value diverse and inclusive workplaces. Our clients are Fortune 500 defense, aerospace, energy, and technology organizations across the U.S. and abroad. We look forward to helping you land your next great career opportunity!
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