About the role
About Comfort Systems USA Mid South Comfort Systems USA Mid South is a leading mechanical services company specializing in heating, ventilation, air conditioning, and plumbing services for commercial, industrial, and institutional clients. With a focus on safety, quality, and innovation, we integrate planning, engineering, and implementation processes to meet the complex needs of our customers. Our team is dedicated to delivering high-performance mechanical systems and services while fostering long-term relationships with our clients through collaborative and cost-effective solutions.
Position Summary Comfort Systems USA – Mid South is seeking an experienced Commercial HVAC VRV/VRF Service Technician to support the service, diagnostics, maintenance, and repair of advanced variable refrigerant volume/flow systems in commercial environments. This position requires strong technical expertise, attention to detail, and the ability to work independently while delivering high‑quality customer service.
Essential Duties & Responsibilities
- Diagnose, service, repair, and maintain commercial VRV/VRF HVAC systems
- Perform preventative maintenance and corrective service on VRV/VRF equipment and related components
- Troubleshoot electrical, refrigerant, controls, airflow, and communication faults
- Utilize manufacturer‑specific software, diagnostic tools, and test equipment
- Read and interpret blueprints, schematics, wiring diagrams, and service manuals
- Document service activities, repairs, and recommendations accurately
- Communicate clearly with customers, supervisors, and internal teams
- Maintain compliance with all safety procedures, EPA regulations, and company policies
- Support system startups, system optimization, and performance verification
- Represent Comfort Systems USA – Mid South with professionalism and integrity at all job sites
Required Qualifications
- 3+ years of commercial HVAC service experience
- Demonstrated experience working on VRV/VRF systems (Daikin, Mitsubishi, LG, Samsung, or similar)
- Strong electrical and mechanical troubleshooting skills
- EPA Universal Certification required
- Valid driver’s license with a clean driving record
- Ability to work independently and manage service calls efficiently
- Strong written and verbal communication skills
Preferred Qualifications
- Manufacturer or factory VRV/VRF training or certifications
- Experience with building automation systems (BAS)
- NATE certification or equivalent
- Experience servicing large commercial or industrial facilities
We Are Proud To Offer Our Team Members
- Competitive pay and incentives
- Medical, Vision, and Dental insurance
- Paid holidays and flexible, generous PTO – 2 weeks after 90 days, with the opportunity to gain up to 5 weeks
- 401(k) Plan with multiple investment options
- Training and Development Programs
- Company-paid Employee Assistance Program
- Employee discount programs
- Company-paid and voluntary life insurance
- Company-paid and voluntary accidental death & dismemberment (AD&D)
- Company-paid short-term disability and voluntary long-term disability
- Healthcare reimbursement account and dependent care reimbursement account
- Health savings account with company contributions
- Vehicle discount purchase programs
Disclaimer The above statements are intended to describe the general nature and level of work being performed by employees assigned to this job. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities, and qualifications required of employees assigned to this job. All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed.
Comfort Systems USA, Inc. and all subsidiaries, is an equal opportunity employer in all aspects of employment and prohibits discrimination and harassment of any type to all individuals regardless of race, color, religion, sex, national origin, age, disability, veteran status, genetic information, or any other characteristic protected by federal, state, or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
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