Senior Ammonia Refrigeration & HVAC Technician

Wine Industry Expo; Ripon (CA); On-site; USD 50,000 - 72,000; Full time

Job summary

The Wine Group is seeking a skilled Refrigeration/HVAC Technician in California to operate, maintain, and optimize ammonia refrigeration systems for precise wine and juice temperature control. You will perform diagnostics, preventive maintenance, and corrective repairs while ensuring safety and regulatory compliance.

As a senior technician, you may supervise daily operations, mentor junior staff, and drive continuous improvement to reduce downtime and costs, supporting energy efficiency and

Qualifications

• Hands-on ammonia refrigeration expertise in beverage environments.
• Strong knowledge of PSM/RMP and OSHA/EPA regulations.
• Technical/vocational training or associate degree preferred; willingness to obtain licenses.
• Proficient with MS Office and maintenance documentation.

Responsibilities

• Operate and maintain ammonia refrigeration systems safely per SOP and PSM/RMP.
• Diagnose and repair mechanical, electrical, and control issues on ammonia/HVAC equipment.
• Perform preventive and predictive maintenance with logs and reports.
• Lead and train team members when supervising.
• Analyze data to improve energy efficiency and reduce downtime.

Skills

Leadership

Problem solving

Safety mindset

Documentation

Communication

Education

High school diploma or equivalent

Tools

CMMS

PLC

Refrigeration monitoring software

Job description

The Wine Group is seeking a skilled Refrigeration/HVAC Technician in California to operate, maintain, and optimize ammonia refrigeration systems for precise wine and juice temperature control. You will perform diagnostics, preventive maintenance, and corrective repairs while ensuring safety and regulatory compliance.

As a senior technician, you may supervise daily operations, mentor junior staff, and drive continuous improvement to reduce downtime and costs, supporting energy efficiency and