HVAC Mechanic

CMI Management•Offutt Air Force Base, NE

5d•Onsite

About The Position

The HVAC Mechanic operates, maintains, calibrates, troubleshoots, repairs, programs, and balances real-property HVAC equipment and facility-related control systems at CMI’s customer site in Omaha, Nebraska. The role supports continuous, safe, efficient, and reliable operation of mission-critical facilities, including HVAC systems serving communications and server rooms, CRAC units, associated ductwork, controls, and water-treatment components. The mechanic performs predictive, preventive, corrective, emergency, and priority-work-order maintenance; maintains refrigeration and HVAC equipment; supports water-treatment and corrosion-control activities; and maintains DDC, EMCS, and BMS functions. The position also requires accurate work-order, maintenance, equipment, calibration, and condition documentation using NexGen IT/TRIRIGA or a Government-designated system. Work must comply with manufacturer requirements, applicable Unified Facilities Criteria, ASHRAE standards, approved procedures, and applicable safety requirements. The position supports 24/7 mission-essential operations, including emergency response and after-hours callouts, and may require continuity support during holidays, base closures, emergencies, or Government shutdowns as directed. The mechanic coordinates work affecting controlled or HEMP-protected areas, protects Government property, maintains orderly work areas, and provides professional customer service while coordinating with Government representatives and other contractors.

Requirements

High school diploma or equivalent.
Journeyman-level HVAC qualification, license, or demonstrated experience equivalent to a recognized journeyman HVAC mechanic; maintain all applicable federal, Nebraska, local, and industry-required trade credentials.
At least five years of related commercial or industrial HVAC operations and maintenance experience.
Current EPA Section 608 certification appropriate for the refrigerants and equipment serviced.
Demonstrated experience troubleshooting and maintaining refrigeration systems, air handlers, CRAC units, chillers, cooling towers, boilers, pumps, motors, duct systems, and associated hydronic or refrigerant piping.
Working knowledge of DDC, EMCS, BMS, and facility-related control systems, including control calibration, programming, set points, schedules, backups, alarms, and trending.
Knowledge of HVAC water treatment, corrosion control, refrigerant management, system balancing, and applicable ASHRAE, manufacturer, and Unified Facilities Criteria requirements.
Ability to use electronic work-management systems and accurately document labor, materials, asset information, inspection results, equipment condition, and cause-and-remedy details.
Ability to read and interpret blueprints, as-built drawings, control diagrams, engineering specifications, equipment nameplates, and manufacturer operation and maintenance manuals.
Knowledge of and ability to comply with lockout/tagout, confined-space, fall-protection, electrical/arc-flash, hazardous-material, refrigerant, and personal protective equipment requirements; additional site safety training may be required.
Must be a U.S. citizen and able to obtain and maintain the security clearance and Government credentials required for assigned areas and systems, including a minimum Secret clearance and, when duties require access, Top Secret/SCI eligibility.
Strong verbal and written communication, coordination, documentation, and customer-service skills.
Ability to respond to emergencies and work independently or with multidisciplinary teams.

Nice To Haves

Experience in a mission-critical, secure, or continuously operating facility.
OEM-specific certification may be required for proprietary systems.

Responsibilities

Support continuous, safe, efficient, and reliable operation of mission-critical facilities, including HVAC systems serving communications and server rooms, CRAC units, ductwork, controls, and water-treatment components.
Operate, inspect, maintain, calibrate, troubleshoot, repair, program, and balance HVAC equipment and facility-related control systems in accordance with manufacturer requirements, applicable Unified Facilities Criteria, ASHRAE standards, and approved maintenance procedures.
Perform predictive, preventive, corrective, and emergency maintenance; respond to priority work orders; mitigate equipment failures; and support root-cause analyses for emergencies, repeated failures, and major repairs.
Inspect, clean, repair, insulate, and balance ductwork; fabricate and install duct sections and HVAC components using approved tools and welding or joining equipment when qualified.
Install, service, and replace HVAC and refrigeration components, including compressors, condensers, evaporators, motors, valves, piping, tubing, filters, belts, fittings, controls, thermostats, switches, fuses, and related electrical components within authorized trade scope.
Recover, charge, and handle refrigerants in compliance with EPA Section 608 requirements; test systems for pressure, vacuum, and leaks; and submit required refrigerant reports when refrigerant is added, recovered, or lost.
Winterize air-handling equipment as required to prevent coil freezing and support semiannual testing of the Collective Protection System.
Maintain DDC, EMCS, and BMS functions, including schedules, set points, setbacks, backups, alarms, trending data, and control calibration.
Support HVAC water-treatment and corrosion-control activities through inspections, sampling, chemical treatment, minor remediation, and monthly documentation of water analysis, chemical usage, and corrective actions.
Use NexGen IT/TRIRIGA or the Government-designated work-management system to receive and update work orders; record labor and materials; document as-found and as-left conditions; enter cause-and-remedy notes; identify deficiencies; and request follow-on corrective work.
Maintain accurate equipment, calibration, maintenance, warranty, and condition records; assist with physical asset inventories, preventive-maintenance task lists, and lifecycle condition assessments.
Read and work from as-built drawings, blueprints, engineering specifications, manufacturer manuals, control diagrams, shop sketches, and verbal or written work instructions.
Follow lockout/tagout, confined-space, fall-protection, refrigerant-safety, electrical/arc-flash, personal protective equipment, hazardous-material, and other applicable OSHA, Air Force, and site safety requirements.
Coordinate planned outages and work affecting controlled or HEMP-protected areas; avoid disturbing HEMP shield components and immediately report potential damage or configuration concerns.
Maintain clean and orderly mechanical rooms, protect Government property, restore work areas after maintenance, and coordinate professionally with Government representatives and other contractors.
Support 24/7 mission-essential operations, emergency response, after-hours callout, and continuity during holidays, base closures, emergencies, or Government shutdowns as directed.