HVAC Reliability Technician, Mission Critical Services

HVAC Reliability Technician, Mission Critical Services

EMCOR Services Aircond, a wholly owned subsidiary of EMCOR Group, Inc., is the Southeast's largest provider of commercial and industrial heating, ventilating, and air-conditioning (HVAC) services. For over 85 years, Aircond has delivered comprehensive HVAC solutions to businesses, deploying expert field technicians for maintenance, repairs, and energy-efficient system replacements. Guided by three generations of family leadership and backed by the strength of EMCOR Group, Inc.,

a Fortune 500 company, Aircond combines deep industry expertise with a commitment to innovation and reliability. Today, we serve single and multi-site clients with a full spectrum of facility services, ranging from HVAC service to complete operations and maintenance solutions.

The HVAC Reliability Technician, Mission Critical Services is responsible for performing preventive maintenance, inspections, testing, basic troubleshooting, and minor repairs on HVAC and critical cooling systems within data center environments. This role supports equipment reliability, system performance, and operational uptime through the execution of maintenance programs and the early identification of equipment deficiencies.

The technician is expected to work independently on scheduled maintenance activities while continuing to develop technical knowledge of mission critical cooling systems, controls, and associated infrastructure.

Essential duties and responsibilities include but are not limited to the following:

• Perform manufacturer recommended and site-specific preventive maintenance on mission critical HVAC equipment.
• Complete maintenance procedures on CRAC units, CRAH units, air handlers, pumps, split systems, package units, and associated cooling equipment.
• Inspect equipment for wear, deterioration, abnormal operating conditions, and reliability concerns.
• Replace routine maintenance components including belts, filters, contractors, sensors, and other common wear items.
• Support startup verification and post-maintenance operational checks.

• Utilize BAS/BMS platforms to review equipment operation and identify abnormal conditions.
• Record maintenance findings, deficiencies, and recommended corrective actions.
• Assist with equipment condition assessments and reliability reviews.
• Monitor alarms and report issues requiring corrective action.

• Troubleshoot routine HVAC, electrical, refrigeration, and controls issues.
• Read and interpret wiring diagrams and equipment schematics.
• Diagnose refrigerant system issues and common equipment faults.
• Perform minor repairs and coordinate escalation of complex issues requiring advanced technical support.

• Follow all lockout/tagout, refrigerant handling, electrical safety, and customer safety procedures.
• Maintain accurate maintenance records and documentation.
• Adhere to all mission critical operating procedures and site requirements.

• Execute other related duties as needed or assigned to support evolving business priorities.

Required skills and knowledge:

• Ability to read electrical schematics and wiring diagrams.
• Understanding of psychrometrics and HVAC system operation.
• Understanding of refrigeration fundamentals and refrigerant diagnostics.
• Basic knowledge of HVAC control systems and BAS/BMS platforms.
• Familiarity with CRAC units, CRAH units, air handlers, pumps, and associated cooling equipment.
• Ability to independently perform scheduled maintenance and routine troubleshooting activities.

• High School Diploma, GED required. Technical or Trade School training preferred.
• EPA Section 608 Universal Certification required.
• A minimum of 2 years of commercial or industrial HVAC experience required. Experience working with controls, refrigeration systems, and commercial HVAC equipment strongly preferred.
• Data center or mission critical experience preferred but not required.
• Strong customer service, communication, and organizational skills.
• Ability to work independently and as part of a team.
• Ability to travel and work overtime as required.

• The pay range for an HVAC Reliability Technician, Mission Critical Services is $28 - $32/hr.

At EMCOR Services Aircond, you'll be part of a team that values integrity, safety, empowerment, teamwork, and continuous improvement. We offer careers where good work is valued, respected, and rewarded and you will have the ability to make a meaningful impact in a growing organization.

Physical demands:
While performing the duties of this job, the employee frequently is required to sit and use hands to operate computer keyboard and telephone. The employee is occasionally required to stand, walk, and reach with hands and arms. The employee must occasionally lift and/or move up to 10 pounds. Specific vision abilities required by this job include close vision, and ability to adjust focus.

Work environment:
This position works in a typical office environment. The noise level in the work environment is usually moderate.

Equal Opportunity Employer This employer is required to notify all applicants…