Commercial Low-Temperature Refrigeration Service Technician - Rack Refrigeration Focus

Refrigeration Systems Construction & Service Company; Los Angeles (CA); On-site; USD 20,000 - 65,000; Full time

Benefits offered by this job

Company vehicle/truck and fuel

Medical, dental, and vision options

401(k) with company match

Paid holidays and paid time off

Per diem when traveling

Job summary

A leading refrigeration service firm in California is seeking Commercial Low-Temperature Refrigeration Technicians. Ideal candidates will have 3–5+ years of experience, EPA 608 certification, and a clean driving record. Responsibilities include troubleshooting and servicing low-temperature refrigeration systems, performing repairs, and supporting system start-ups. The position offers a tiered hourly pay scale based on experience, along with a comprehensive benefits package including medical, dental, and 401(k) options. Travel and on-call rotation are required.

Qualifications

• 3–5+ years of experience in commercial refrigeration (low‑temp / racks preferred).
• Able to work independently and follow safety procedures.
• Clean driving record.

Responsibilities

• Troubleshoot, service, and repair commercial low-temperature refrigeration systems.
• Perform compressor and component replacements.
• Support start‑ups and perform system checks.

Skills

Commercial refrigeration experience

Troubleshooting

Electrical systems and controls diagnosis

Safe refrigerant handling

Education

EPA 608 certification

Job description

RSCS / MRC is a full-service commercial and industrial refrigeration construction and service company with 25+ years in business and operations across 10 states in the western U.S. We’re hiring Commercial Low-Temperature Refrigeration Technicians who enjoy hands‑on troubleshooting, take pride in clean workmanship, and like working on a variety of equipment brands across a broad customer base.

Responsibilities

• Troubleshoot, service, and repair commercial low-temperature refrigeration systems (rack systems, cases, walk‑ins, freezers, remote condensing units, etc.)
• Diagnose and repair electrical systems, controls, and sensors (defrost, temperature control, pressure control, alarms)
• Perform compressor, fan motor, and component replacements (valves, solenoids, TXVs/EEVs, contactors, relays, etc.)
• Locate leaks, perform refrigerant recovery/evacuation/charging, and complete repairs safely and correctly
• Support start‑ups, system checks, and performance verification after repairsCommunicate clearly with customers and document work performed (service notes, parts used, follow‑up needs)
• Participate in on‑call rotation and travel as needed

Requirements

• 3–5+ years of experience in commercial refrigeration (low‑temp / racks preferred)
• EPA 608 certification (Universal preferred)
• Comfortable working independently in customer facilities and following safety procedures
• Willing to travel as needed and participate in an on‑call rotation
• Clean driving record
• Able to work in typical field conditions (rooftops, ladders, tight spaces) and lift/carry job‑required tools/parts

Ideal Candidate Qualities

• Strong troubleshooting mindset and solid refrigeration fundamentals
• Hands‑on, dependable, and takes ownership of the job
• Organized, detail‑oriented, and produces clean service documentation
• Team‑first attitude and professional customer communication

Compensation

We use a tiered hourly pay scale across RSCS and MRC for technician roles: Apprentice/Entry $20–$30, Technician (Early‑Career) $30–$40, Journeyman (Mid‑Level) $40–$50, and Senior/Field Supervisor $50–$65 (top end reserved for highest‑level Senior Ammonia Technicians and Field Supervisors). Starting pay is based on verified experience, certifications, and job scope (including on‑call/travel as applicable) and may vary by location due to local market and cost of living; hiring managers set the final starting rate within the appropriate tier. We also offer a robust benefits package.

Benefits (Robust Package)

• Company vehicle/truck and fuel (role‑dependent)
• Medical, dental, and vision options
• 401(k) with company match
• Paid holidays and paid time off
• Per diem when traveling
• Career growth, training, and development opportunities

Important Notes

• We do not accept unsolicited resumes or candidate information from third‑party organizations or agencies. Any unsolicited information sent to us will be considered the property of RSCS/MRC and will not obligate us to pay fees if we hire a candidate referred by such an organization.
• No sponsorship for employees outside the U.S.
• Relocation is not offered.

Apply / View all openings: www.refrigerationsystems.biz/job-openings