Senior HVAC Service Technician

SanCrest; Phoenix (AZ); On-site; USD 65,000 - 85,000; Full time

Job summary

SanCrest is seeking a Senior Commercial HVAC Service Technician to lead hands-on field service for complex commercial and industrial HVAC/R systems in the Phoenix area. You will diagnose, repair, and maintain rooftop units, chillers, boilers, and control systems while mentoring junior technicians.

The role emphasizes safety, reliability, and energy-efficient system performance across diverse building projects, with a focus on excellent customer service.

Qualifications

• Strong technical knowledge of commercial/industrial HVAC/R systems and components.
• Proven diagnostic and repair skills for rooftop units, chillers, boilers, and controls.
• Experience with preventive maintenance, startups, and commissioning support.
• Ability to mentor others and lead in the field while following safety standards.
• Customer-focused approach with a commitment to quality and efficiency.

Responsibilities

• Diagnose, troubleshoot, and repair rooftop units, chillers, boilers, and HVAC/R control systems.
• Perform preventive maintenance to support reliability and system performance.
• Assist with equipment startups and support commissioning efforts.
• Mentor and guide junior technicians in daily field operations.
• Maintain strict safety practices and ensure high-quality, responsive customer service.
• Help optimize system performance and improve energy efficiency across building projects.

Skills

HVAC/R systems knowledge

Diagnostic/repair skills

Preventive maintenance

Startup/commissioning

Field leadership/mentoring

Safety & customer service

Job description

Senior Commercial HVAC Service Technician to lead hands-on field service for complex commercial and industrial HVAC/R systems.

Key Responsibilities

• Diagnose, troubleshoot, and repair rooftop units, chillers, boilers, and HVAC/R control systems.
• Perform preventive maintenance to support reliability and system performance.
• Assist with equipment startups and support commissioning efforts.
• Mentor and guide junior technicians in daily field operations.
• Maintain strict safety practices and ensure high-quality, responsive customer service.
• Help optimize system performance and improve energy efficiency across building projects.

Qualifications & Skills

• Strong technical knowledge of commercial/industrial HVAC/R systems and components.
• Proven diagnostic and repair skills for rooftop units, chillers, boilers, and controls.
• Experience with preventive maintenance, startups, and commissioning support.
• Ability to mentor others and lead in the field while following safety standards.
• Customer-focused approach with a commitment to quality and efficiency.