Lead Commercial HVAC Technician

HVAC Service Technician (Senior / Lead Level)

• Location:
  
  Corpus Christi, TX
• Pay:
  Competitive pay based on experience
• Type:
  Full time permanent employment

Protech Mechanical is seeking a highly experienced HVAC Service Technician to inspect, diagnose, repair, and maintain advanced commercial HVAC systems. This role serves as a lead technical resource in the field, supporting complex service work, large projects, and mentoring other technicians while delivering excellent customer service.

• Diagnose, service, repair, and maintain advanced and complex commercial HVAC systems
• Perform troubleshooting, disassembly, reassembly, and planned maintenance on large‑scale equipment
• Coordinate and execute work on service contracts, quoted projects, and demand service calls
• Act as a front‑line technical leader, providing guidance, training, and support to other technicians
• Coordinate subcontractors and assist with workflow planning on larger projects
• Communicate clearly with customers, explain work performed, and build long‑term client relationships
• Purchase materials and manage parts and inventory on service vehicles
• Document job progress and communicate status to internal stakeholders
• Use mobile/app‑based service and reporting software
• Follow all safety policies and operate company vehicles in compliance with fleet requirements

• 7+ years of commercial HVAC service experience
• High school diploma or GED required (technical degree preferred)
• Required licenses, registrations, and certifications applicable to the role
• Strong ability to work independently while leading others in the field

• Split systems (up to 120 tons)
• Mini‑split and multi‑zone systems (including VRV/VRF heat pump & heat recovery)
• Rooftop units (all brands, 150+ tons)
• Water‑source heat pumps (up to 120 tons)
• Self‑contained and CRAC systems (Liebert, Data‑Aire, Stulz)
• Advanced chilled water systems (air‑cooled and water‑cooled chillers)
• Strong working knowledge of building automation systems and OEM software tools
• Ability to read and interpret complex schematics and blueprints

• Advanced troubleshooting and problem‑solving ability
• Professional demeanor with strong communication skills
• High ethical standards and customer‑focused mindset
• Comfortable working autonomously and making sound technical judgments
• Proven ability to mentor and guide junior technicians

• Work performed indoors, outdoors, and on construction sites
• Exposure to heat, cold, noise, dust, fumes, and oils
• Ability to lift up to 50 lbs frequently and 80 lbs occasionally
• Ability to climb ladders, work at heights, kneel, crawl, and perform repetitive physical tasks
• Must meet respiratory protection and safety requirements

• Steady, year‑round work

• Company vehicle
  , tools, and tablet (based on experience)

• Company‑paid uniforms

• Paid time off + holidays

• Health, dental, and vision insurance

• 401(k) with company match

• On‑the‑job training and opportunities for advancement

Build the future with Protech! A Crete United company

Equal Opportunity Employer
Pro Tech Mechanical and Crete United are committed to inclusive hiring and encourage applications from all backgrounds—including race, gender identity, sexual orientation, disability, and veteran status.