Senior Chiller Technician Large Tonnage HVAC Systems

globalplacementfirm; La Mirada (CA); On-site; USD 48,000 - 73,000; Full time

Benefits offered by this job

Competitive pay

Career growth

Full-time stability

Staffing support

Job summary

Global Placement Firm in La Mirada, CA, is seeking a Senior Chiller Technician to service large tonnage HVAC systems including centrifugal, screw, and absorption chillers. The role focuses on diagnostics, maintenance, and performance optimization in a demanding field environment.

Ideal candidates bring hands-on experience, leadership ability, and a proven track record with major manufacturers plus BAS/BMS controls, ensuring safety and exceptional service delivery.

Qualifications

• 5-7 years hands-on experience servicing large tonnage chillers and HVAC systems.
• EPA Universal Certification is required.
• Proficiency with leading chiller manufacturers (Trane, Carrier, York, Daikin, McQuay).
• Working knowledge of BAS/BMS systems and digital controls.
• Valid driver’s license and clean driving record.
• Ability to perform physically demanding fieldwork.

Responsibilities

• Troubleshoot, repair, and maintain centrifugal, screw, and absorption chillers and related HVAC systems.
• Perform precision diagnostics, system optimization, and preventive maintenance.
• Utilize advanced manufacturer-specific software and tools for analysis and calibration.
• Collaborate with project and engineering teams on chiller retrofits, overhauls, and performance upgrades.
• Document service activities, performance metrics, and client communications.

Skills

Large tonnage chillers

HVAC systems knowledge

Diagnostics

Leadership

Education

EPA Universal Certification

Tools

Trane

Carrier

York

Daikin

McQuay

BAS/BMS software

Job description

Job Description:

Senior Chiller Technician Large Tonnage HVAC Systems

Location: La Mirada, CA
Employment Type: Full-Time
Compensation: $35-$53/hour, based on experience and certifications

Opportunity Presented by Global Placement Firm

Global Placement Firm is partnering with a premier mechanical services company in La Mirada, California, to identify a highly skilled Senior Chiller Technician experienced in the maintenance, diagnostics, and repair of large tonnage HVAC and chiller systems.

This position offers a unique opportunity to join a respected organization recognized for its technical expertise, commitment to safety, and dedication to service excellence. The ideal candidate brings hands-on experience, leadership capability, and a strong track record of success in advanced HVAC and chiller operations.

Position Summary

As a Senior Chiller Technician, you will:

• Troubleshoot, repair, and maintain centrifugal, screw, and absorption chillers, as well as complex HVAC systems.

• Perform precision diagnostics, system optimization, and preventive maintenance to ensure peak system performance.

• Utilize advanced manufacturer-specific software and tools to perform system analysis and calibration.

• Collaborate with project and engineering teams on chiller retrofits, overhauls, and performance upgrades.

• Document service activities, performance metrics, and client communications with accuracy and professionalism.

Key Responsibilities

• Conduct in-depth troubleshooting of large tonnage chiller systems (air-cooled and water-cooled).

• Execute refrigerant management, oil analysis, and vibration testing in compliance with industry standards.

• Support installations, startups, and commissioning of new systems.

• Ensure compliance with EPA, ASHRAE, and OSHA guidelines.

Desired Skills & Competencies

Technical Expertise: Extensive knowledge of large tonnage chillers, HVAC systems, and advanced controls.
Leadership: Demonstrated ability to mentor and train other technicians effectively.
Professionalism: Dependable, detail-oriented, and dedicated to high-quality service.
Analytical Skills: Strong diagnostic abilities and familiarity with performance optimization techniques.

Minimum Qualifications

• 5-7 years of hands-on experience servicing large tonnage chillers and HVAC systems.

• EPA Universal Certification (required).

• Proficiency with leading chiller manufacturers such as Trane, Carrier, York, Daikin, or McQuay.

• Working knowledge of BAS/BMS systems and digital controls.

• Valid drivers license and clean driving record.

• Ability to perform physically demanding tasks and fieldwork as required.

Compensation & Benefits

• Competitive Pay: $35-$53/hour, based on experience and skill level.

• Career Growth: Opportunities for leadership and advanced technical training.

• Stability: Full-time position with a reputable mechanical service organization.

• Support: Backed by Global Placement Firms dedicated staffing and career development team.