Onsite Service HVAC Technician IV - V (Critical Infrastructure

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

EMCOR Services Aircond is a leading commercial and industrial heating, ventilating, and air-conditioning (HVAC) service company in the Southeast. For more than 87 years, Aircond has designed and delivered comprehensive HVAC solutions to businesses seeking to enhance their productivity and efficiency. Today, Aircond delivers a full spectrum of facility services to single and multi-site clients, from HVAC service to complete operations and maintenance solutions

Install, service, and repair heating, ventilating, air conditioning systems, and related environmental-control systems. Utilize knowledge of heating and refrigeration theory, and pipe fitting.

This role is on-site with a client in Richmond, VA.

Diagnosing complex HVAC system malfunctions, identifying root causes, and implementing repairs on critical cooling equipment like chillers, cooling towers, air handling units, and precision cooling systems within data centers.

Performing comprehensive scheduled maintenance tasks to ensure optimal system performance, including cleaning, inspecting, calibrating, and replacing components as needed, while adhering to strict data center maintenance protocols.

Analyzing data center cooling loads, identifying efficiency improvements, and implementing changes to optimize system performance, potentially including adjustments to control systems or equipment upgrades.

Acting as a subject matter expert for HVAC systems within the data center, providing guidance and training to other technicians on complex issues.

Maintaining detailed records of maintenance activities, system performance data, and any issues encountered, including creating reports for management.

• The ability to perform trouble shooting and repairs on all types of air‑cooled chillers, pumps, and low‑pressure boilers.
• Advanced troubleshooting on all air‑cooled equipment, both unitary and chilled water.
• Basic understanding of water‑cooled chillers.
• Basic understanding of DDC control systems.
• Capable of maintaining and repairing cooling towers.
• Ability to diagnose water flow issues.
• Proficient with variable frequency drives and starters.
• Proficient with low pressure boilers.

• All skills listed in the Class 4 section above plus understanding of water‑cooled chillers, chilled water systems, large chiller rebuilds, rigging, large boilers, pumps, and assist with technical support to other technicians.
• Troubleshoot, maintain, and repair large, water‑cooled chillers.
• Diagnose issues on large boilers with power burners.
• Advanced diagnosis of air distribution systems (VAV/PIU).
• Chilled water system distribution and troubleshooting.
• Troubleshoot and repair/rebuild large pumps.
• Possess superior system knowledge and advanced troubleshooting skills.

• Minimum of 4-6 years of experience as an HVAC technician.
• Deep understanding of commercial HVAC principles, including refrigeration cycles and air flow dynamics.

Thorough knowledge of data center cooling requirements, critical infrastructure, and potential environmental hazards.

The ability to diagnose complex system malfunctions and identify root causes with minimal downtime.

Expertise in programming and troubleshooting building automation systems (BAS) commonly used in data centers.

Capability to perform hands‑on maintenance and repairs on a wide range of HVAC equipment.

Commitment to following strict safety protocols within a data center…