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A/C Equipment Mechanic (HVAC/Refrigeration Technician)

Company: GD Resources LLC
Position: A/C Equipment Mechanic
Location: North Texas VA Medical Center (NTXVAMC) – Dallas, Texas
Employment Type: Full-Time Contract Position

About GD Resources LLC

GD Resources LLC is a federal government contractor providing skilled workforce solutions and technical support services to the U.S. Department of Veterans Affairs and other government agencies. We deliver qualified professionals who support mission-critical facility operations while maintaining the highest standards of safety, reliability, and quality.

GD Resources LLC is seeking experienced Journeyman A/C Equipment Mechanics (HVAC/Refrigeration Technicians) to support facility maintenance operations at the North Texas VA Medical Center (NTXVAMC) in Dallas, Texas.

The selected candidates will perform installation, maintenance, troubleshooting, repair, and operation of complex heating, ventilation, air conditioning, and refrigeration systems supporting a major healthcare facility.

Position Summary

The A/C Equipment Mechanic is responsible for installing, maintaining, operating, inspecting, troubleshooting, and repairing a wide range of HVAC, refrigeration, and mechanical systems throughout the VA medical center.

The position supports critical hospital infrastructure, including small domestic HVAC equipment, large commercial refrigeration systems, central air conditioning systems, ventilation systems, heating equipment, mechanical controls, and related building systems.

The successful candidate must be a skilled journeyman refrigeration and air conditioning mechanic with the ability to independently diagnose complex equipment issues, perform preventive maintenance, complete repairs, and ensure reliable operation of HVAC systems in a healthcare environment.

Key ResponsibilitiesHVAC and Refrigeration System Maintenance

Perform installation, operation, maintenance, and repair activities involving:

• Air conditioning systems.

• Refrigeration equipment.

• Heating systems.

• Ventilation systems.

• Central HVAC systems.

• Mechanical equipment.

• Cooling systems.

• Building environmental control systems.

Maintain equipment ranging from:

• Small domestic HVAC units.

• Commercial refrigeration systems.

• Equipment up to approximately 300 horsepower.

• Large central HVAC systems of approximately 500 tons capacity.

Troubleshooting and Repair

Perform advanced troubleshooting and corrective maintenance, including:

• Diagnose HVAC and refrigeration system failures.

• Identify and repair mechanical, electrical, and control system issues.

• Troubleshoot refrigerant leaks.

• Repair compressors and related components.

• Adjust system controls for proper operation.

• Perform equipment testing and operational verification.

• Replace defective components as required.

Preventive Maintenance

Perform scheduled preventive maintenance activities, including:

• Inspect HVAC and refrigeration equipment.

• Check system performance and operating conditions.

• Maintain compressors, motors, controls, and related components.

• Perform equipment adjustments and calibration.

• Identify potential failures before equipment downtime occurs.

• Maintain reliable operation of critical healthcare systems.

Controls and Automation Systems

Work with various HVAC control systems, including:

• Mechanical controls.

• Electrical controls.

• Pneumatic controls.

• Building automation systems.

• Siemens control systems.

Responsibilities include:

• Troubleshooting control-related issues.

• Adjusting control parameters.

• Verifying proper system operation.

• Supporting facility automation requirements.

Water Treatment and Mechanical Systems

Perform tasks related to HVAC support systems, including:

• Chemical treatment of HVAC water systems.

• Monitoring system conditions.

• Maintaining proper operation of cooling and mechanical equipment.

• Supporting facility utility operations.

Technical Documentation and Blueprint Reading

• Read and interpret:

  • HVAC drawings.

  • Mechanical plans.

  • Equipment manuals.

  • Schematics.

  • Technical documentation.

• Apply knowledge of HVAC systems, refrigeration principles, and mechanical codes.

• Maintain accurate records of maintenance activities.

Coordination and Communication

The A/C Equipment Mechanic will coordinate daily activities with VA personnel while remaining under the supervision and management of GD Resources LLC.

Responsibilities include:

• Reporting daily to the VA Contracting Officer's Representative (COR) for assignments.

• Coordinating work activities with VA facility personnel.

• Providing updates on completed work and equipment status.

• Communicating issues requiring additional attention.

• Performing assigned duties independently with minimal supervision.

Reporting and Documentation Responsibilities

At the conclusion of each shift, the technician shall provide the COR with updates regarding:

• Specific tasks performed.

• Preventive maintenance completed, including equipment and location serviced.

• Parts replaced, including equipment identification information when applicable.

• Equipment issues requiring additional repair or follow-up.

• Name(s) of technician(s) performing the work.

Technicians must also complete daily timecards documenting all hours worked. GD Resources LLC will compile and submit time records with monthly billing documentation.

Work Schedule

The standard work schedule is:

• Monday through Friday

• 8:00 AM to 4:30 PM

• Approximately 80 hours per pay period

All work must be coordinated with VA personnel before beginning assigned tasks.

Any work performed outside normal business hours requires prior approval from the Contracting Officer Representative (COR).

Overtime must be authorized in advance by the Government and may only be performed following applicable approval procedures.

Federal Holidays Observed

The North Texas VA Medical Center observes the following federal holidays:

• New Year's Day

• Martin Luther King Jr. Birthday

• Washington's Birthday (Presidents Day)

• Memorial Day

• Juneteenth National Independence Day

• Independence Day

• Labor Day

• Columbus Day

• Veterans Day

• Thanksgiving Day

• Christmas Day

Additional holidays may apply when designated by:

• Federal statute.

• Executive Order.

• Presidential Proclamation.

Holiday observance does not automatically extend the period of performance or provide additional compensation beyond authorized contract terms.

Minimum Qualifications

Candidates must possess:

• Minimum four (4) years of journeyman-level HVAC/refrigeration experience.

• Active Texas HVAC License.

• Current OSHA Safety Certification.

• Siemens Controls Training Certification.

• Experience maintaining commercial HVAC and refrigeration systems.

• Knowledge of refrigeration principles and HVAC mechanical systems.

• Ability to read and interpret blueprints, schematics, and technical manuals.

• Strong troubleshooting and problem-solving skills.

• Ability to work independently with minimal supervision.

• Ability to communicate effectively in English.

Preferred Qualifications

Preference may be given to candidates with experience in:

• Veterans Affairs Medical Centers.

• Hospitals or healthcare facilities.

• Large commercial HVAC systems.

• Central plant operations.

• Building automation systems.

• Siemens HVAC controls.

• Preventive maintenance programs.

• Critical facility environments.

Required Core Competencies

Personnel performing work under this contract must demonstrate competency in:

• HVAC equipment installation and repair.

• Refrigeration system maintenance.

• Air conditioning troubleshooting.

• Heating and ventilation systems.

• Compressor servicing.

• Refrigerant leak detection and repair.

• HVAC electrical controls.

• Pneumatic controls.

• Mechanical troubleshooting.

• Preventive maintenance procedures.

• Blueprint and schematic interpretation.

Only qualified personnel possessing the required knowledge, skills, and abilities may perform work under this assignment.

Safety Requirements

A/C Equipment Mechanics must comply with:

• OSHA regulations.

• VA safety policies.

• Facility safety procedures.

• Refrigerant handling requirements.

• Electrical safety procedures.

• Lockout/Tagout (LOTO) procedures.

Personnel must safely perform work involving:

• Electrical hazards.

• Refrigerants.

• Pressurized systems.

• Hot equipment surfaces.

• Confined mechanical spaces.

Personal Protective Equipment (PPE)

Technicians are required to wear appropriate PPE, including:

• Arc-rated or natural fiber long-sleeve shirts and long pants.

• OSHA-approved steel-toe work boots.

• Hearing protection.

• Eye protection.

• Additional PPE required for specific assignments.

Training and Onboarding

Before beginning work, selected personnel will complete required VA onboarding activities, including:

• Facility safety training.

• Basic VA orientation.

• Site-specific procedures.

• Additional training required by the medical center.

Physical Requirements

This position requires the ability to:

• Lift and carry heavy tools, equipment, and materials.

• Stand, walk, bend, kneel, climb, and work for extended periods.

• Work in confined spaces and mechanical rooms.

• Work indoors and outdoors under varying conditions.

• Operate HVAC service equipment and tools.

• Work around electrical components, refrigerants, heat sources, and mechanical hazards.

Work Location

North Texas VA Medical Center (NTXVAMC)
4500 South Lancaster Road
Dallas, TX 75216

Why Join GD Resources LLC?

GD Resources LLC provides skilled technical professionals the opportunity to support essential federal healthcare operations while maintaining systems critical to patient care and facility operations.

Join GD Resources LLC and become part of a team committed to safety, reliability, and excellence in federal healthcare support services.

GD Resources LLC is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, protected veteran status, or any other status protected by applicable law.