Posted August 23, 2026
Chiller Service Technician - Commercial
CoolSys
Concord, NC, US
Full Time
Job Description
Job Description
Overview
WHY COOLSYS?
At CoolSys, we offer more than just a job—we provide stability, growth, and industry-leading benefits for our employees. No wonder Newsweek named CoolSys one of America’s Greatest Workplaces! As a large company serving diverse customers, we invest in our team with:
- Competitive Compensation: $35-40 / hr DOE.
- Sign on Bonus: Up to $3,000.00 DOE
- Ongoing Education & Training: Access to state-of-the-art facilities and paid online training.
- Comprehensive Benefits: Medical, Dental, Vision, and Prescription coverage, paid vacation/holidays, and a 401(K) match.
- Year-Round, Diverse Work: Stay engaged with consistent, interesting projects throughout the year, working across various industries and systems to keep learning and growing.
- Extra Perks: Quarterly bonus plan, tuition reimbursement, employee discounts on vehicles, hotels, theme parks, pet insurance, and more.
Join us and advance your career while working with top-tier clients in the HVAC and refrigeration industry!
Responsibilities
JOB SUMMARY
The Service Tech 3 is responsible for repairing, maintaining, diagnosing, testing and performing scheduled inspections on advanced mechanical refrigeration systems and associated equipment throughout the facility.
ESSENTIAL DUTIES AND RESPONSIBILITIES
- Provides preventative and corrective service on refrigeration and HVAC equipment.
- Provides preventative and corrective service on screw, centrifugal and reciprocating compressors.
- Reads blueprints, runs conduit, wires devices, troubleshoots and performs quality control testing.
- Reads and interprets mechanical and electrical drawings and code specifications for determining wiring layouts.
- Trouble-shoots, tests and repairs various electrical systems and power distribution systems to ensure that they are working properly.
- Utilizes construction and fabrication skills.
- Ensures and monitors safe work practices and safety guidelines.
- Be actively involved in all of the elements of the PSM/RMP programs.
- Performs complete inspection with minimal errors.
- Performs upgrades or preventive maintenance to mechanical and electrical control systems.
- Provides informal and formal training for other team members as required.
- Embodies the CoolSys CARES culture (Collaboration, Accountability, Respect, Empowerment, Safety).
- Performs other duties as assigned.
Qualifications
JOB REQUIREMENTS
Education / Training
- High school diploma, GED, or completion from trade program or technical school, required.
- EPA Certification (Type I, II and III).
- All required safety certifications.
Work Experience / Skills
- 3-5 years’ work experience in commercial HVAC, refrigeration.
- Experience working on refrigeration equipment in convenience, supermarket stores, industrial chillers and cooling towers.
- Expert knowledge of tools, equipment, and materials common to the refrigeration, HVAC and electrical trade.
- Expert knowledge of refrigeration and HVAC theory and application.
- Expert knowledge of applicable electrical codes, standards, and regulations.
- Expert knowledge of electrical application for high and low voltage electric system.
- Expert knowledge of water flow, water cooled equipment and controls.
- Expert knowledge of air flow and pressure.
- Expert knowledge of different types of centrifugal compressors, piston compressors, screw compressors.
- Expert knowledge of evaporative and cooling towers, chillers and purging unit.
- Expert knowledge of ammonia systems.
- Expert skill in the installation, repair, and maintenance of all types of electrical system equipment and components.
- Understands quality management system and safety procedures.
- Ability to use a variety of hand tools, machine tools, and precision measuring instruments.
- Ability to supervise team members.
- Ability to bid jobs and make material/equipment lists.
- Skill in both verbal and written communication.
- Skill in both verbal and written communication.
- Good driving record.
- Valid driver’s license required at all times.
- Ability to understand and follow all company policies and procedures and all applicable State and Federal laws.
- Ability to use typical business tools including E-Mail, Word, Excel, etc.
