HVAC Service Technician III-IV, Mission Critical Services

About the role

We offer comprehensive HVAC, building automation system, facilities, and energy solutions. From design to delivery, our solutions are tailored to the specific needs of high-profile organizations in commercial buildings, data centers, industrial facilities, and other mission critical sites.

EMCOR Services Aircond Corporation 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.

Responsibilities

The HVAC Service Technician Class III-IV, Mission Critical Services is a fully independent and highly skilled service professional responsible for maintaining, troubleshooting, and repairing mission critical HVAC systems within data center environments.

• Perform preventative and predictive maintenance on mission critical HVAC systems, including chillers, CRAH units, CRAC units, pumps, cooling equipment, air handling systems, and associated controls.
• Inspect equipment, monitor system performance, verify operating conditions, and identify potential reliability concerns before failures occur.
• Replace worn or malfunctioning components, including motors, fans, sensors, VFDs, valves, control boards, and other mechanical or electrical components.
• Perform startup, commissioning support, testing, and operational verification of HVAC equipment and systems.
• Diagnose complex HVAC system malfunctions using advanced troubleshooting techniques, system performance analysis, control sequences, and diagnostic tools.
• Respond quickly to system alarms and critical equipment failures to minimize operational disruption and downtime.
• Maintain and troubleshoot critical cooling infrastructure supporting data center operations.
• Utilize Building Automation Systems (BAS), Building Management Systems (BMS), and related monitoring platforms to evaluate system performance and identify potential issues.
• Analyze trend data, operating parameters, alarm history, and equipment performance metrics to optimize reliability and efficiency.
• Document findings, repairs, maintenance activities, and recommendations in service reports and work management systems.
• Identify opportunities for operational improvements, energy efficiency, and system reliability enhancements.
• Adhere to all safety procedures related to refrigerants, rotating equipment, lockout/tagout, and work on energized electrical systems.
• Follow all customer, company, and regulatory requirements related to mission critical facilities and HVAC operations.

Requirements

• High School Diploma, GED required.
• Technical or Trade School graduate preferred.
• EPA Section 608 Universal Certification required.
• Journeyman HVAC License or equivalent demonstrated experience preferred.
• A minimum of 4 years of commercial HVAC service experience required.
• Experience working with mission critical, data center, healthcare, pharmaceutical, industrial, or similarly critical environments strongly preferred.
• Data Center or Mission Critical Facility certifications preferred.
• Excellent troubleshooting and problem solving skills.
• Strong customer service, communication, and organizational skills.
• Ability to maintain positive working relationships with customers, contractors, and internal stakeholders.
• Ability to travel and work overtime as required.

Skills

• Advanced understanding of HVAC principles, refrigeration cycles, airflow dynamics, hydronic systems, controls, and mission critical cooling systems.
• Strong working knowledge of chillers, CRAH units, CRAC units, pumps, VFDs, BAS/BMS platforms, and redundant cooling architectures.
• Ability to independently diagnose and repair a wide range of commercial, industrial, and mission critical HVAC equipment.
• Demonstrated expertise in advanced troubleshooting, diagnostics, and root cause analysis.
• Electrical Knowledge: Strong electrical troubleshooting skills involving three-phase power, control circuits, motors, transformers, relays, sensors, VFDs, and HVAC control systems.
• Ability to read and interpret wiring diagrams, control schematics, sequence of operations, and technical documentation.
• Familiarity with data center operations, critical cooling requirements, reliability standards, and uptime expectations.
• Understanding of mission critical operating environments and redundant system configurations.
• Proficiency using BAS/BMS software, service applications, testing equipment, and computerized maintenance management systems (CMMS).

Pay

The pay range for an HVAC Service Technician Class III is $32 - $38/hr. The pay range for an HVAC Service Technician Class IV is $38 - $45/hr.

Benefits

We offer our employees a competitive salary and comprehensive benefits package.

Schedule

Ability to travel and work overtime as required.