Tlingit Haida Tribal Business

Mission-focused federal contracting for government agencies

HVAC Mechanic, Lead

HVAC & Building SystemsConfirmed live in the last 24 hours

Full-timeBlackstone, VA, USAIn-person

About the Job

Requirements

Ability to obtain and maintain a Secret clearance.
Must hold Universal CFC certification.
Must have a Journeyman HVAC license for the state of Virginia.
Must have thorough knowledge of EMS to make operational changes to remote HVAC equipment throughout the facilities.
Must have thorough and advanced knowledge of HVAC cycles and components, including electronic circuitry, high- and low-voltage electricity, pneumatic and electronic control systems that sense changes in temperature and humidity, dew points, air, water and refrigerant pressures, air and water flow, overload protection, temperature adjustment, damper position, and space changes.
Must be available for 24-hour on-call service to facilitate emergency repairs to equipment critical to operations.
Must be able to interpret requirements to complete installations and repairs, apply advanced trade techniques to modify and execute work to minimize equipment downtime, and work with minimal direct supervision.
Must have working knowledge of other trades and systems, including sheet metal, fire dampers, zone control, airflow volume and velocity, damper linkages, plumbing, water and steam supply, drainage, gravity systems, condensate, water makeup, evaporation, human-protection systems, electrical circuit breakers, relays, solenoids, transformers, timers, electromagnetic contactors, vacuum tubes, motors, motor controls, and overload-protection devices.
Must be proficient in soldering and brazing and have specialized training in this field.
Must be well versed in test equipment including voltmeters, ammeters, amprobes, psychrometers, capacitor analyzers, temperature testers, leak detectors, micrometers, CO2 testers, vacuum gauges, and meggers, and must possess eye-hand coordination.
Must be able to work alternate shift schedules as needed to meet customer mission requirements, including weekends and holidays.
Must possess and maintain a valid state driver's license and safe driving record, in accordance with company policy, to operate vehicles or equipment as required.
Must be able to climb ladders and scaffolding, walk extensively, use hand tools, work in hazardous positions, carry tools weighing up to 100 pounds, and knock holes in concrete. The work may involve electrical shock, burns, eye and lung injuries from refrigerant gases, temperature variations, exposure to acids and fumes, falls, cuts, bruises, and cramped quarters.
Must be able to work inside and outside in all kinds of weather in various government buildings.

Responsibilities

Serve as lead worker for assigned HVAC Mechanics while performing HVAC Mechanic duties, including installing, servicing, and repairing environmental-control systems using knowledge of refrigeration theory at FASTC.
Perform pipefitting and structural layout.
Mount compressor and condenser units on platforms or floors using hand tools.
Follow blueprints or engineering specifications.
Fabricate, assemble, and install ductwork and chassis parts.
Use portable metalworking tools and welding equipment.
Install evaporator units in chassis or air-duct systems using hand tools.
Cut and bend tubing to the correct length and shape using cutting and bending equipment and tools.
Cut and thread pipe using machine-threading or hand-threading equipment.
Join tubing or pipes to refrigeration units using sleeves, couplings or unions, and solder joints with a torch.
Form complete refrigerant circuits and install expansion and discharge valves in the circuits.
Connect motors, compressors, temperature controls, humidity controls, and circulating ventilation fans to control panels connected to a power source.
Install air and water filters in completed installations.
Inject a small amount of refrigerant into compressors to test systems and add Freon gas to build up prescribed operating pressure.
Observe pressure and vacuum gauges and adjust controls to ensure proper operation.
Test joints and connections for gas leaks using gauges or a soap-and-water solution.
Wrap pipes in insulation batting and secure them with cement or wire bands.
Replace defective breaker controls, thermostats, switches, fuses, and electrical wiring to repair installed units.
Install, repair, and service air conditioners ranging from 15 to 20 tons of cooling capacity in warehouse and small factory buildings, as needed.
Perform minor painting chores consistent with preventive maintenance and minor repairs.
Perform minor preventive maintenance, including changing filters; cleaning cooling towers, heating and cooling coils, floor drains, grease traps, roof gutters, and downspouts; and changing fluorescent tubes and other light bulbs as needed.
Adhere to company policies, procedures, and safety regulations.
Perform other duties as assigned.

At Tlingit Haida Tribal Business Corporation (THTBC), your work goes beyond the job description—it becomes part of a purpose-driven legacy. Our continuous commitment to growth directly contributes to the strength, resilience, and future of the communities we serve. Every milestone we achieve helps fund programs, expand services, and create lasting value for the Tribe, making each success a shared one.

For more than 35 years THTBC and its subsidiaries have delivered mission-critical services to federal clients globally. From logistics and information technology to cybersecurity and facilities operations, we are united by a single purpose: to generate meaningful economic opportunity and sustainable growth for the Tlingit & Haida Tribes of Alaska.

Together We Grow – One Mission, One Team – With a Commitment to Serve

Subsidiary: T&H Services

Job Title: HVAC Mechanic

Work Location: Blackstone, VA

Labor Category: Non-Exempt | CBA-IBEW

Clearance Level: Secret

Pay Rate: $43.62 per hour

Health & Welfare: $8.28 - $11.11 per hour

Hours: 2nd shift - Monday through Friday, 2:00 PM - 10:45 PM

Shift Assignments are at the discretion of site management:

1st shift -base hourly rate.
2nd shift - base hourly rate plus a 5% shift differential.
3rd shift - base hourly rate plus a 10% shift differential.

About the Role

The Heating, Ventilation, and Air-Conditioning (HVAC) Mechanic, Lead serves as a lead worker for assigned HVAC Mechanics in addition to performing the responsibilities of a HVAC Mechanic including installs, services, and repairs of environmental-control systems utilizing the knowledge of refrigeration theory at FASTC.   

What You'll Be Doing

Pipefitting and structural layout.
Mounts compressor and condenser units on platform or floor using hand tools.
Follows blueprints or engineering specifications.
Fabricates, assembles, and installs ductwork and chassis parts.
Uses portable metalworking tools and welding equipment.
Installs evaporator unit in chassis or in air-duct system using hand tools.
Cuts and bends tubing to correct length and shape, using cutting and bending equipment and tools.
Cuts and threads pipe, using machine threading or hand-threading equipment.
Joins tubing or pipes to various refrigeration units by means of sleeves, couplings or unions, and solder joints using a torch.
Forms complete circuit for refrigerant, installs expansion and discharge valves in circuit.
Connects motors, compressor, temperature controls, humidity controls, and circulating ventilation fans to control panels connected to power source.
Installs air and water filters in completed installation.
Injects small amount of refrigerant into compressor to test systems and adds Freon gas to build up prescribed operating pressure.
Observes pressure and vacuum gauges and adjust controls to insure proper operation.
Test joints and connections for gas leaks using gauges or soap- and-water solution.
Wraps pipe in insulation batting and secures them in place with cement or wire bands.
Replaces defective breaker controls, thermostat, switches, fuses and electrical wiring to repair installed units.
May install, repair and service air conditioners, ranging from fifteen to twenty (20) tons cooling capacity in warehouse and small factory buildings.
Performs minor painting chores consistent with preventive maintenance functions and minor repairs.
Performs minor preventive maintenance functions which include but are not limited to: Changing filters; cleaning cooling towers, heating and cooling coils; cleaning floor drains, grease traps, roof gutters, downspouts; and changing fluorescent tubes and other light bulbs where needed.
Adhere to company policies, procedures, and safety regulations.
Performs other duties as assigned.

What We're Looking For

Ability to obtain and maintain a secret clearance.
Must be Universal CFC certified.
Must have Journeyman HVAC license for the state of Virginia.
Must have a thorough knowledge of EMS, to make operational changes to remote HVAC equipment throughout the facilities.
Must have a thorough and advanced knowledge of every cycle and its components; such as electronic circuitry, high and low voltage electricity, pneumatic and electronic control systems that sense minute changes in temperature and humidity, dew points, air water and refrigerant pressures; air and water flow and overload protection, adjust temperatures, damper position, space changes, etc.
Has responsibility of being available on twenty-four (24) hour call to facilitate emergency repairs to equipment that is critical to operations.
Must have skill and technical ability to interpret so as to complete installations and repairs as required and must be able to apply advanced trade techniques to modify and execute in order to minimize equipment down-time. This is done in most cases without benefit of direct supervision.
Must have a working knowledge of other trades such as: Sheet metal; fire dampers, zone control, air flow volume and velocity and damper linkages; plumbing; water and steam supply, drainage, gravity systems, condensate, water make up evaporation and human protection systems. Electric circuit breakers, relays, solenoids, transformers, timers, electromagnetic contactors vacuum tubes, motors and motor controls and overload protection devices.
Proficient in all types of soldering and brazing. This work requires the service of a highly skilled and knowledgeable technician with the necessary specialized training in this field.
Must be well versed in the use of many and varied types of test equipment such as volt-meters, ammeters, amprobes, psychrometers, capacitor analyzer temperature testers, leak detectors, micrometer, CO2 testers, vacuum gauges, meggers and must possess outstanding eye-hand coordination.
Must be able to work alternate shift schedules when necessary to meet the customer's mission requirements, including weekends and holidays.
Must possess and maintain a valid state driver’s license and a safe driving record, in accordance with company policy, to operate vehicles or equipment as required for the position.

Physical Demands & Work Environment

Physical Effort and Working Conditions: In performing the required work, it is required to have the ability to climb ladders and scaffolding, do a lot of walking, use every kind of hand tool, work in hazardous positions, carry heavy tools, (maximum 100 pounds), and knock holes in concrete may be subject to electrical shock, burns and injuries to the eye and lungs from refrigerant gases, quick variations of temperature, exposure to acids and fumes, falls, cuts and bruises from hand tools and by working in cramped quarters.
Has the ability to work inside and outside in all kinds of weather in various Government buildings.

US Pay Range

$42.04—$42.04 USD

Why Us?

At Tlingit Haida Tribal Business Corporation (THTBC), our work goes beyond delivering exceptional services—we are driven by a mission to create meaningful impact. When you join our team, you become part of an organization that values purpose, performance, and people.

We offer the opportunity to work in dynamic, fast-paced environments where your contributions directly impact mission success. Our teams are built on collaboration, accountability, and a commitment to excellence, ensuring you are supported while being challenged to grow.

Join us and be part of a team where your work matters.

Benefits

We offer a comprehensive and flexible benefits package designed to support your health, well-being, and financial security. Benefits include:

Medical, Dental, and Vision coverage
TRICARE Supplemental
Critical Illness insurance
Company-Paid Life and Short-Term Disability insurance
Optional Long-Term Disability
Paid Leave
401(k) Retirement Plan
Identity Theft Protection
Employee Discounts
Wellness Seminars

For union represented positions, benefits and leave are provided in accordance with the applicable Collective Bargaining Agreement.

Pre-Employment Screening: All candidates must successfully complete pre-employment screening, which may include a criminal background check, motor vehicle record review, and 5-panel drug screening, in accordance with company policy and applicable laws.

Equal Employment Opportunity: We are proud to be an equal opportunity employer and are committed to full compliance with all applicable federal, state, and local employment laws. We consider all qualified applicants for employment without regard to race, color, religion, creed, national origin, sex, gender identity or expression, age, marital status, sexual orientation, veteran status, disability, pregnancy, parental status, or any other status protected by applicable law.

Reasonable Accommodation: If you have a disability or medical condition and require a reasonable accommodation at any stage of the hiring process, please notify the designated recruiter so we can provide appropriate assistance.

US Pay Range 42.04 - 42.04 USD

About the Company

Tlingit Haida Tribal Business

Mission-focused federal contracting for government agencies

Tlingit Haida Tribal Business Corporation (THTBC) provides government contracting services to federal agencies around the world, supporting mission-focused needs for agencies like DoD, DoS, NASA, VA, and military units. It wins federal contracts, staffs projects with skilled personnel, and delivers engineering, logistics, and program support to meet agency requirements. The company differentiates itself through its deep community roots with the Tlingit & Haida Tribes of Alaska, using more than 35 years of experience to fund tribal programs and economic growth. Its goal is to strengthen the communities it serves by creating meaningful economic opportunities for the tribe while delivering value to federal customers.

Company size: 51-200
Company stage: Not listed
Total funding: Not listed
Headquarters: Boulder, CO
Founded: 1987

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