HVAC Service Technician II, Mission Critical Services
EMCOR Services Aircond
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Job summary
EMCOR Services Aircond Corporation is seeking an HVAC Service Technician II, Mission Critical Services, to maintain, troubleshoot, and repair commercial HVAC and data center cooling systems. You will perform preventive maintenance, diagnose issues, and support reliable operation of critical facilities under moderate supervision.
The role requires solid HVAC knowledge, electrical troubleshooting, and the ability to read wiring diagrams; experience with data centers and CMMS is valued.
Qualifications
- High School Diploma or GED required; trade training preferred.
- EPA Section 608 Universal Certification required.
- Minimum 2 years of commercial HVAC service experience; data center exposure a plus.
Responsibilities
- Perform preventative maintenance on mission critical HVAC equipment.
- Diagnose and repair HVAC and refrigeration issues; read diagrams.
- Respond to service calls and participate in on-call rotations.
- Support data center cooling infrastructure and environmental control.
- Document maintenance and repairs in CMMS.
Skills
Education
Tools
Job description
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 , 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. Learn more at www.aircond.com .
The HVAC Service Technician Class II, Mission Critical Services is responsible for maintaining, troubleshooting, and repairing commercial HVAC and mission critical cooling systems within data center environments. This position requires a strong foundation in HVAC service, refrigeration, electrical troubleshooting, and controls. Technicians are expected to perform preventative maintenance, respond to service calls, diagnose common equipment issues, and support the reliable operation of critical cooling infrastructure.
This role works with moderate supervision and is expected to independently perform routine service, maintenance, and repair activities while continuing to develop advanced technical expertise in mission critical HVAC systems.
include but are not limited to the following:
- Perform preventative maintenance on mission critical HVAC equipment, including CRAC units, CRAH units, air handlers, pumps, package units, split systems, and associated controls.
- Inspect equipment, identify developing issues, and recommend corrective actions to maintain reliable operation.
- Replace common mechanical and electrical components including motors, contactors, sensors, belts, filters, bearings, and control components.
- Assist with equipment startups, commissioning activities, and operational testing.
- Diagnose and repair common HVAC and refrigeration system issues using electrical meters, pressure readings, control sequences, and manufacturer documentation.
- Troubleshoot refrigerant circuits, airflow problems, electrical controls, and equipment performance concerns.
- Read and interpret wiring diagrams, electrical schematics, and equipment documentation.
- Respond to customer service requests and assist with emergency service activities.
- Participate in the on-call rotation as required.
- Support the maintenance and operation of data center cooling infrastructure.
- Assist with troubleshooting chilled water systems, pumps, CRAC units, CRAH units, and related components.
- Understand the importance of uptime, redundancy, and environmental control within critical facilities.
- Follow all site specific procedures and operational requirements for mission critical environments.
- Utilize BAS, BMS, and equipment monitoring systems to observe equipment operation and identify abnormalities.
- Record maintenance activities, repairs, and inspection findings in work management systems.
- Monitor system alarms and report issues requiring escalation or advanced technical support.
- Assist in identifying reliability and energy efficiency improvements.
- Follow all company, customer, and regulatory safety requirements.
- Adhere to lockout/tagout procedures, refrigerant handling requirements, and electrical safety practices.
- Maintain accurate service records and required documentation.
- Properly utilize personal protective equipment (PPE) and follow mission critical site protocols.
- Execute other related duties as needed or assigned to support evolving business priorities.
- Understanding of HVAC principles, refrigeration cycles, psychrometrics, airflow, and building environmental controls.
- Working knowledge of commercial HVAC equipment, including package units, split systems, air handlers, pumps, and precision cooling equipment.
- Ability to independently diagnose and repair common HVAC system issues.
- Understanding of preventative maintenance practices and equipment reliability fundamentals.
- Ability to read and interpret electrical schematics and wiring diagrams.
- Working knowledge of electrical troubleshooting, motors, contactors, relays, sensors, and control circuits.
- Basic understanding of VFDs, BAS/BMS platforms, and HVAC control systems.
- Familiarity with mission critical environments and cooling requirements preferred.
- Understanding of equipment uptime expectations and operational reliability concepts.
- Proficiency with tablets, mobile service applications, email, and computerized maintenance management systems (CMMS).
- Capable of lifting equipment, climbing ladders, working in mechanical rooms, and performing physical tasks associated with HVAC service and repair.
- High School Diploma, GED required. Technical or Trade School training preferred.
- EPA Section 608 Universal Certification required.
- A minimum of 2 years of commercial HVAC service experience required. Experience working with controls, refrigeration systems, and commercial HVAC equipment strongly preferred.
- Experience in data centers, healthcare, pharmaceutical, industrial, or other critical environments is a plus.
- Excellent troubleshooting and problem-solving skills.
- 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 Service Technician II is $34 - 39/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.
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.
This position works in a typical office environment. The noise level in the work environment is usually moderate.
We offer our employees a competitive salary and comprehensive benefits package and are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled
There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companies list open positions here. Please check our available positions to confirm that a post or email is genuine.
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.
#aircond
As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled
Please review our Affitive Action Policy .
Notice to prospective employees: There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companies list open positions here . Please check our available positions to confirm that a post or email is genuine.
EMCOR Group and its companies do not reach out to individuals to help with marketing or other similar services. If an individual is contacted for services outside of EMCOR’s normal application process – it is probably fraudulent.
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