HVAC Service Technician III-V

About Us

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.

Job Summary

About Us:

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

Job Title: Service Technician - Class III - V

Summary:

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

Location:

This role is based out of the Charlotte, NC area and will require travel throughout the Charlotte metro region.

Essential Functions and Responsibilities:

Posting covers Class 3, Class 4, and Class 5 Service Technician. Duties are based on the candidate’s qualifications below.

Class 3 Service Technician

• Understanding of 5 through 100-ton unitary DX equipment, chilled water air handlers, computer room units (CRAC), Pneumatic and DDC controls.

• Demonstrate advanced troubleshooting skills on 100 ton and less unitary DX equipment.

• Capable of all repairs needed on rooftop package equipment.

• Perform basic troubleshooting on air-cooled chillers.

• Troubleshoot and repair water cooled package equipment.

• Diagnose problems using electrical schematics.

• Diagnosing refrigerant system issues.

• Basic understanding variable frequency drives.

• Diagnose issues with variable air volume equipment (VAV’s/PIU’s)

Class 4 Service Technician

• All skills listed in the Class 3 category above plus 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.

Class 5 Service Technician

• All skills listed in the Class 3 and Class 4 sections 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.

Qualifications:

• Strong written and verbal communication skills.

• Working knowledge of computer and tablets.

• Ability to deal with problems involving concrete variables in standardized situations.

• Ability to work well in a team environment.

• Strong adaptability skills.

Required Experience, Certifications, and Education:

• High school diploma or general education degree (GED) required.

• Trade/Technical School certification or degree preferred.

• Three to five years plus of commercial/industrial HVAC experience including exposure to control, compound and reciprocating systems as well as refrigerants. Experience level is based on technician classifications described above.

• Valid Driver’s License.

• EPA Universal Refrigerant Certification

Physical Requirements:

Must be able to climb ladders, lift and carry 50 or more pounds, distinguish colors for electrical work and tolerate confined spaces. Work will involve heights and seasonal temperature extremes. Proper use of Personal Protection Equipment (PPE) is required while performing tasks.

What you can expect from Emcor Services Aircond:

• Health Insurance: 4 plans available to choose from with Rx coverage

• Heath Saving Account (HSA) and Flexible Spending Accounts (FSA) options available

• Dental insurance: 2 plans available to choose from

• Vision insurance

• 401(k) with Employer Match

• Employee referral incentives

• Employee Assistance Program (EAP)

• Competitive PTO, 8 paid holidays, 1 paid floating holiday

• Weekly Pay

COMMITMENT TO SAFETY

It is the policy of EMCOR Services Aircond to conduct all business activities in a responsible manner, free from recognized hazards; and to respect the environment, health and safety of our employees, customers, suppliers, partners, and community neighbors. EMCOR Services Aircond is committed to providing a safe and healthy workplace. It will not be satisfied until its premises and services are free of recognized hazards, its employees, and its operations environmentally friendly. We will provide training, protective equipment, and the safest work environment possible for our employees to perform their jobs, but in the end, safety becomes an individual responsibility.

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 companieslist 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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Equal Opportunity Employer

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

Affirmative Action Policy

Please review ourAffirmative Action Policy ( .

Notice to Prospective Employees

Notice to prospective employees: There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companieslist 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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Job Locations US-NC-Charlotte

ID 2026-49763

Company Aircond Corporation

Category Operations Services

Position Type Full-Time

Location Type Onsite

Posted Date 4 weeks ago (5/5/2026 3:35 PM)