HVAC Chiller Mechanic

Chugach Government Solutions•ANNAPOLIS JUNCTION, MD

22h•Onsite

About The Position

The Chiller Mechanic performs high-complexity installation, replacement, maintenance, service, and repair work on cooling systems and associated components. The role focuses primarily on air- and water-cooled chillers and cooling towers, while also requiring work on other HVAC systems. Responsibilities include diagnosing electronic, mechanical, and electrical components; evaluating work orders and service requests; investigating problems; and completing necessary repairs and maintenance. The position is located onsite in Annapolis Junction, Maryland. The stated pay rate is $51.19 per hour. The mechanic also supports after-hours emergencies and planned activities as directed, may work overtime as needed, and helps train and mentor other heating and cooling technicians.

Requirements

At least five years of HVAC trade experience in service and maintenance.
At least three years of direct experience maintaining and repairing chillers and cooling towers.
Valid Journeyman HVAC license or equivalent.
Valid state license or OEM factory certification.
EPA Universal CFC Certification, carried on person at all times.
Possess and maintain, or obtain within six months and maintain, Hepatitis B vaccination.
Thorough knowledge of refrigeration, chillers, HVAC, pneumatics, steam, and condensate systems.
Familiarity with basic mathematical functions as required.
Extensive knowledge of hand and power tools.
Thorough knowledge of National and local building HVAC codes.
Ability and willingness to travel for training related to job skills.
Ability to support after-hours emergencies and planned activities as needed.
Ability to work professionally and courteously with a variety of people in diverse situations.
Mature judgment and ability to work with minimal supervision.
Ability to read and write.
Ability to pass a pre-hire background check and drug screen.
U.S. citizenship.
Ability to obtain and maintain the required intelligence community-level clearance.
Valid driver's license with a suitable driving record.
Ability to lift 50 pounds and team-lift 75 pounds.

Nice To Haves

Possess the required level clearance.
Voluntary participation in the Emergency Response Team, which requires respirator fit testing.
Pneumatic controls experience.
Proficiency in Microsoft Outlook and Excel.

Responsibilities

Diagnose, repair, replace, adjust, install, and monitor controls on chillers and associated components from various manufacturers.
Troubleshoot and repair hermetic, scroll, centrifugal, and other types of chillers.
Repair components and perform complex modifications to mechanical, electrical, and electronic systems, including compressors, cooling towers, motors, pumps, fans, piping, transducers, flow switches, economizers, and variable speed drives.
Maintain mechanical, electrical, and electronic HVAC components and systems, including boilers, furnaces, heaters, pneumatic systems, VAVs, VFDs, ducts, steam and condensate systems, thermostats, and switches.
Use fault-detection and diagnostic measurement tools to test and inspect equipment, including measurements of airflow, static pressure, fluid flow, refrigerant diagnostics, and wet- and dry-bulb temperatures.
Assemble, test, calibrate, and adjust temperature-control and environmental-control systems.
Monitor and maintain pneumatic, electronic, and automated direct digital control systems.
Monitor operating pressures and temperatures, record observations, and correct deficiencies.
Inspect equipment for operating efficiency and safety to help ensure mechanical systems operate at peak efficiency.
Install new units and replacement parts according to OEM specifications and safety guidelines.
Maintain logs and records of maintenance and repairs; track labor and materials and report through the work-order system.
Conduct tours as required to inspect and evaluate equipment operating status.
Complete reactive and preventive maintenance work orders through a computerized maintenance work-order system, including adjusting and installing HVAC components.
Participate in training to increase job-related skills and train or mentor other assigned heating and cooling technicians as needed.
Operate equipment through control panels, including OptiView, AdaptiView, and Carrier single-line panels.
Interpret wiring diagrams to locate failures and review work layouts using blueprints, drawings, models, and verbal or written instructions.
Escort technicians, vendors, and suppliers as needed.
Support after-hours emergencies and planned activities as directed by management.
Operate customer- and company-owned motor vehicles and other equipment.
Coordinate with personnel to identify appropriate materials, parts, assemblies, and requisition requirements.
Perform periodic stock inventories and prepare material requisitions for replacement items.
Perform lower-classified and housekeeping duties, follow safety and personnel policies and procedures, and support CMMS and other departments as assigned.
Work overtime as needed.