Senior HVAC Service Technician
About the role
As a Senior HVAC Service Technician, you'll take the lead on troubleshooting, repairing, and maintaining commercial HVAC systems while serving as a trusted resource for both customers and fellow technicians.
Responsibilities
- Diagnose and repair complex HVAC issues across commercial and industrial systems
- Service and maintain chillers, rooftop units (RTUs), package units, split systems, and associated equipment
- Perform preventive maintenance to maximize system performance and reliability
- Troubleshoot electrical, mechanical, refrigeration, and controls-related problems
- Identify root causes and implement lasting solutions
- Communicate findings and recommendations clearly with customers
- Complete service documentation accurately and thoroughly
- Maintain a strong commitment to safety and OSHA compliance
- Support, mentor, and train junior technicians in the field
- Represent Walker White Mechanical with professionalism and integrity at customer sites
Requirements
Required Qualifications
- 5+ years of commercial HVAC service experience
- Strong experience troubleshooting and repairing commercial HVAC systems
- Hands-on knowledge of chillers, RTUs, package units, and refrigeration systems
- Advanced diagnostic and problem-solving abilities
- EPA Certification (Required)
- Ability to read wiring diagrams, schematics, and technical documentation
- Excellent customer service and communication skills
- Strong work ethic, reliability, and attention to detail
- Valid driver's license with a clean driving record
Preferred Qualifications
- 10+ years of commercial HVAC experience
- Experience with building automation and controls systems
- Manufacturer certifications or specialized HVAC training
- Experience mentoring apprentices or junior technicians
- OSHA 10 or OSHA 30 Certification
Why Experienced Technicians Choose Walker White
- Respect for Your Expertise – hired for knowledge and trusted to make decisions in the field.
- Challenging, Meaningful Work – work on commercial and industrial systems that require technical expertise and professional problem‑solving.
- Strong Team Culture – team of experienced professionals who support one another and take pride in delivering exceptional work.
- Career Growth Opportunities – support to become a technical specialist, service manager, or field leader.
- Stability and Reputation – strong reputation throughout South Carolina for quality work and lasting client relationships.
Pay
$38‑$42 per hour, based on experience and qualifications. Relocation assistance available for qualified candidates.
Benefits
- Comprehensive benefits package
- Paid time off
- Ongoing training and professional development
- Company vehicle opportunities based on role requirements
- Career advancement opportunities
- Stable, year‑round employment
About Walker White Mechanical
Walker White Mechanical is a full‑service mechanical contractor serving commercial and industrial clients throughout South Carolina. Specializing in HVAC, plumbing, piping, service, and sheet metal fabrication, we have built our reputation on quality workmanship, dependable service, and long‑term client partnerships. Our success is driven by talented people who take pride in doing things the right way, and we're committed to providing the support, resources, and opportunities they need to build rewarding careers.