HVAC Service Technician - Class III - IV
EMCOR Group
HVAC Service Technician - Class III - IV
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 -IV
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 Charleston, SC office and serves the Charleston Metro area.
Essential Functions and Responsibilities: Posting covers Class 3, and 4 Class 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.
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.
- Four 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.
EMCOR Group- ...Overview: Jennings Mechanical is seeking an experienced Senior HVAC Service Technician to serve as a leader in our service department. This individual will handle complex service calls, mentor junior technicians, and help maintain Jennings Mechanical’s reputation for...SuggestedFull time
- ...HVAC Technician This position is responsible for performing installation, maintenance, and repairs of Heating, Ventilation, and Air Conditioning (HVAC) systems and related equipment at City-owned facilities. Examples of Duties: Perform installation, preventative...SuggestedShift workWeekend workAfternoon shift
$250k
...Job Description Job Description HVAC Service Technician Fix-It 24/7 – Charleston, SC Earn Up to $250,000+ Per Year | Year-Round Work | Company Vehicle | Outstanding Benefits Join One of Charleston's Fastest Growing Home Service Companies! For more than 20 years...SuggestedFull timeLocal areaWork visaMonday to FridayAfternoon shift- ...Job Description Job Description Job Description Summary Incumbent will monitor, maintain adjust, and repair building HVAC systems owned or leased by the Medical University of South Carolina in order to ensure safety, environmental control and economy of mechanical...SuggestedHourly payTemporary workWork experience placementImmediate startShift workNight shiftWeekend work
$27 - $40 per hour
...Job Description Job Description Residential HVAC Service Technician $27.00-$40.00 per hour (based on experience) Full-Time | Charleston, SC Monday-Friday | 8AM - 5PM | Overtime Available Build Your Career with a Company That's Been Trusted for Generations!...SuggestedHourly payFull timeTemporary workMonday to Friday$85k - $175k
...Job Description Job Description Residential HVAC Service Technician Charleston, SC | Full-Time Average Annual Earnings: $85,000–$175,000 Motivated. Friendly. Knowledgeable. That’s Who We’re Looking For. Fix-it 24/7 Plumbing, Heating, Air & Electric proudly...Full timeSeasonal work- ...Work Shift Evening (United States of America) Job Description Incumbent will monitor, maintain adjust, and repair building HVAC systems owned or leased by the Medical University of South Carolina in order to ensure safety, environmental control and economy of...Hourly payWork experience placementShift workWeekend workAfternoon shift
$16.64 - $40.77 per hour
...customer locations.What's in it for you:This role is the primary service and maintenance contact for Trane Technologies customers in a... ...will be commissioning, troubleshooting, repairing, and starting up HVAC systems in a commercial environment. In order to perform your...Hourly payWork at officeWork from homeNight shiftWeekend work- ...HVAC Service TechnicianCompany: Hoffman Mechanical SolutionsStatus: Full Time, Non-Exempt (Eligible for overtime)Reports To: Service Manager... ...Purpose: The primary purpose of this HVAC Service Technician is to provide preventative maintenance, start-up, warranty, and...Full timeContract workWork at officeMonday to FridayFlexible hoursNight shiftWeekend work
- ...Account ServicesLennox National Account Services (NAS), wholly owned by Lennox International... ..., Ventilation and Air Conditioning (HVAC) industry. NAS is a major, national player... ...subject to change.Job DescriptionThis technician performs field activities associated with...Weekly payWeekend work
$20.8 - $33.27 per hour
...Join the world's largest HVAC company, named by Forbes as one of America's Best-In-State Employers 2025! Daikin Applied is seeking a full-time HVAC Service Technician I . You'll have the opportunity to work on all types of commercial and industrial equipment and cutting...Hourly payFull timeWork experience placementLocal area- ...HVAC/R Service TechnicianEnvirotrol is seeking an HVAC/R Service Technician for our Charleston, SC location. At Envirotrol, we are focused on our people, our culture, and our business. We are growing and hiring great people like YOU to support that growth. We provide HVAC...Immediate startFlexible hours
- ...HVAC Service Technician OpportunityAt C & C Myers Heating, Cooling, Plumbing and Electric, we're looking for a skilled HVAC Service Technician who takes pride in solving problems and delivering top-notch service.Step into an environment built on transparency and collaboration...Weekly payLocal area
- ...HVAC Service TechnicianNational Mechanical Experts Inc. is looking for a dynamic, hardworking, HVAC Service Technician to join our team in Charleston, South Carolina.Key Responsibility AreasInstall, troubleshoot, service, and repair HVAC and refrigeration equipment and...Temporary workApprenticeship
- ...HVAC Service Technician National Mechanical Experts Inc. is looking for a dynamic, hardworking, HVAC Service Technician to join our team in Charleston, South Carolina. Key Responsibility Areas Install, troubleshoot, service, and repair HVAC and refrigeration...Temporary workFlexible hours
- ...pre-construction, commissioning, building information modeling, and quality control. Kirlin Way is currently seeking a Lead HVAC Service Technician to join our team! Responsibilities: Preventative Maintenance, troubleshooting, and repairs of Commercial HVAC...Weekly payFor contractorsWork at office
- ...Description Job Description We are hiring HVAC Mechanics in the Charleston, SC area.... ...systems, and performing warranty services. HVAC troubleshooting experience.... ...level) If you are a skilled HVAC Technician looking for a challenging opportunity with...Daily paidLocal area
- ...Job Description Job Description HVAC Duct Mechanic – Commercial Construction Job Description: We are seeking an experienced... ...to perform the job. You should be proficient in: Commercial Plumbing HVAC Service & Installation commercial construction...
$70k - $100k
...Insurance | FSA |Dental Insurance| Vision Insurance | Community Service opportunities | Travel allowance | Company Phone |... ...Total Comfort Solutions is actively looking for Commercial HVAC Service Technician with 5+ years of experience to join a great team that delivers...Live out- ## Mobile HVAC / Maintenance TechnicianApply: On-site: Charleston, SC: Florence, SC: Full time: Posted Today: REQ518989**JLL empowers... ...future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to...Full timeFor contractorsLocal areaShift workDay shiftAfternoon shift
- ...Installation Mechanic who’s passionate about quality work, leadership, and delivering comfort to every home. Opportunity As a Lead HVAC Installation Mechanic, you’ll be the hands‑on leader guiding installation teams on residential and light commercial jobs. You’ll...
- ...the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to... ...between assigned facilities to ensure optimal performance of HVAC, plumbing, electrical, and other building systems. Key Responsibilities...Daily paidFor contractorsLocal areaShift workDay shiftAfternoon shift
$75k - $150k
COMPENSATION $75,000-$150,000 annually, top technicians earning higher. What we OFFER you:... ...uncapped earning potential. Take-home service vehicles, fully stocked, company-issued... ...job look like? Clean, adjust and repair HVAC systems - air handling units, duct work,...Weekly payLocal areaRelocation package$30 - $45 per hour
...Job Description Job Description Commercial HVAC Service Technician We are seeking an experienced Commercial HVAC Service Technician for a full-time position based out of the Charleston, SC area. This role focuses on the service, preventative maintenance, and repair...Full time- ...Commercial HVAC Service TechnicianAIR Carolinas – A member of the AIR Control Concepts family. AIR Carolinas is a leading manufacturers... ...the guidance of the Service General Manager, the HVAC Service Technician plays a key role in delivering top-tier service to our...Temporary workWork at officeLocal areaNight shift
- ...Refrigeration Service TechnicianRSC Mechanical is a family-owned and family-run company headquartered... ..., and Collaboration, where every technician is valued, supported, and empowered to... ...and service commercial refrigeration and HVAC equipment, including walk-ins, reach-ins,...Hourly payWeekly payMonday to FridayShift work
$60k - $80k
$2,000 Signing Bonus* Service Area: Charleston, SC 2+ years of Commercial HVAC Experience is required. Salary $60 - 80k/year based on experience Monthly bonus... ...best product to our customers.” – Field Service Technician “I love that Captive-Aire gives back as much as you...Full timeWork visaRelocation packageFlexible hours$60k - $80k
...discuss / choose from Full-time, year-round work Join ARS, the nation’s largest provider of residential HVAC, plumbing, and electrical services with 7,000+ team members and over 45 years of experience. What We Offer: ~ Insurance available after 31 days...Full timeLocal areaDay shift- ...MSS Solutions, LLC is seeking an experienced Service Technician – HVAC IV in South Carolina. The role involves servicing, troubleshooting, and repairing complex HVAC systems, including centrifugal and screw chillers, boilers, and central plants. You will perform scheduled...
- ...Description Key Responsibilities Diagnose, repair, and maintain HVAC systems including furnaces, heat pumps, air conditioners, and... ..., or efficiency improvements. Accurately document service activities, parts used, and recommendations using company software...Local area
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to HVAC Service Technician - Class III - IV. Be the first to apply!
- hvac technician training Charleston, SC
- refrigeration technician Charleston, SC
- hvac controls technician Charleston, SC
- maintenance hvac technician Charleston, SC
- air conditioning technician Charleston, SC
- hvac installers Charleston, SC
- commercial refrigeration service technician Charleston, SC
- hvac technician Charleston, SC
- transport refrigeration technician Charleston, SC
- commercial hvac service technician Charleston, SC



