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Hattiesburg, Mississippi, United States
Onsite
Upchurch is a rapidly growing, full-service building engineering company providing mechanical, plumbing, HVAC, and electrical services across the southeastern United States. Founded in 1970 and headquartered in Horn Lake, MS, Upchurch has grown through both organic expansion and strategic acquisitions, establishing a strong reputation for quality, reliability, and service excellence. We offer end-to-end solutions—from design and installation to ongoing maintenance and emergency support—helping clients maximize building performance, energy efficiency, and equipment lifespan.
The Commercial HVAC Service Technician is responsible for installing, maintaining, troubleshooting, and repairing commercial heating, ventilation, and air conditioning systems. This role ensures systems operate efficiently, safely, and in compliance with manufacturer specifications and local codes. The technician works independently or as part of a service team to provide timely solutions for commercial clients, while maintaining high standards of quality and customer service.
Diagnose, service, and repair commercial HVAC systems including rooftop units, chillers, boilers, air handlers, and controls
Perform preventative maintenance on commercial HVAC equipment to optimize efficiency and longevity
Read and interpret blueprints, schematics, and manufacturer manuals
Troubleshoot electrical, mechanical, and refrigerant system issues
Install HVAC components and ensure proper system operation and calibration
Ensure compliance with local, state, and national codes and safety regulations
Maintain accurate service logs, parts usage, and work orders
Communicate clearly with clients regarding service needs, recommendations, and estimated costs
Operate and maintain service tools and diagnostic equipment
Follow company and OSHA safety protocols, including confined space and lift operations
High school diploma or equivalent; technical school or HVAC certification preferred
3+ years of commercial HVAC service experience
EPA Section 608 Certification
Strong knowledge of commercial HVAC systems, refrigeration, and controls
Ability to read and interpret blueprints, wiring diagrams, and schematics
Strong troubleshooting and problem-solving skills
Ability to lift 50+ pounds, work in confined spaces, and at heights
Valid driver’s license with clean driving record
Excellent communication and customer service skills
OSHA safety certification preferred
Benefits:
Competitive pay based on experience.
Health, dental, and vision insurance.
Paid time off and holiday pay.
Opportunities for professional development and certification assistance.
Equal Employment Opportunity:
Upchurch Companies provides equal employment opportunities to all employees and applicants. We prohibit discrimination and harassment of any type based on race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.