Senior Industrial Refrigeration Technician — Lead & Mentor

Innovative Refrigeration Systems, Inc.; Massachusetts; On-site; USD 85,000 - 110,000; Full time

Benefits offered by this job

401(k) match

Medical insurance

Dental & vision insurance

Disability insurance

Life insurance

Weekly pay

Paid vacation

Sick leave

Jury duty leave

Employee referrals

Career development

Job summary

Innovative Refrigeration Systems, Inc. is seeking a Senior Service Technician to maintain, repair, and support industrial refrigeration systems at customer sites. The role requires expertise with ammonia and CO₂ systems, strong safety leadership, and customer service.

Expect long shifts, physical demands, and opportunities to mentor apprentices and lead field service initiatives. Ideal candidates have 5+ years of relevant experience, EPA certification, and RETA certifications; a commitment to

Qualifications

• High school diploma or GED requirement; HVAC tech school preferred.
• 5+ years of relevant experience.
• EPA certification or ability to obtain.
• RETA 1&2 certification preferred.

Responsibilities

• Provide repair and maintenance for industrial ammonia and Freon systems from 100 HP to 5,000 HP.
• Perform routine and emergency service, diagnostics, and inspections on compressors.
• Troubleshoot and repair control, alarm, and electrical systems.
• Maintain safety standards and company policies, including PPE and respirator use.
• Coordinate repairs with Service Managers and customers; conduct preventative maintenance.
• Mentor and support apprentice technicians to maintain service quality.

Education

High School Diploma or GED

HVAC tech school preferred

Tools

EPA Universal Certification

RETA 1/2 Certification

Job description

Innovative Refrigeration Systems, Inc. is seeking a Senior Service Technician to maintain, repair, and support industrial refrigeration systems at customer sites. The role requires expertise with ammonia and CO₂ systems, strong safety leadership, and customer service.

Expect long shifts, physical demands, and opportunities to mentor apprentices and lead field service initiatives. Ideal candidates have 5+ years of relevant experience, EPA certification, and RETA certifications; a commitment to