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Job Description

Overview

The HVAC / Refrigeration Technician is responsible for maintaining and repairing ammonia refrigeration systems and associated equipment, ensuring compliance with safety standards and operational efficiency. The role involves collaboration with contractors and internal teams to support facility operations and maintenance.

Responsibilities

  • Maintain ammonia refrigeration systems, including heating and air conditioning equipment, boiler systems, and compressed air systems.
  • Perform preventative maintenance and repairs on compressors, condensers, evaporators, and other machinery.
  • Work with refrigeration contractors and electricians to ensure compliance with safety policies.
  • Coordinate operations and maintenance utilities equipment to support production schedules.
  • Assist in recordkeeping and training for Process Safety Management compliance.
  • Provide technical analysis and real-time data on refrigeration and operational equipment.
  • Troubleshoot electrical, mechanical, hydraulics, pneumatics, and plumbing issues.
  • Utilize technical records and diagrams for preventative maintenance documentation.
  • Handle maintenance emergencies as required.
  • Maintain a clean and organized work area.
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How this job compares in Chicago, IL

Pay in context

This employer didn't publish a rate. For reference, welding jobs in Chicago, IL currently run a median of $38/hr in our index, with the middle half of them falling between $34–$50/hr across 77 postings with published pay. That median is a reasonable floor to anchor on when a recruiter asks what you're looking for.

The local market in Chicago, IL

We're tracking 99 other active welding openings in Chicago, IL right now, from 55 different employers. 36 of them were added in the last week. Across Illinois as a whole we're tracking 354 other active welding openings from 214 employers. A metro this active generally means you have real leverage — employers here are competing for the same welders. Browse every welding job in Chicago, or widen the search to Illinois.

Vienna Beef currently has 4 other openings live in Illinois, which is usually a sign of either steady growth or steady turnover — worth asking which in the interview.

The most active employers in Illinois at the moment, by number of open welding reqs, are Staff on Site (13), Gerber Collision & Glass (12), and S&C Electric Company (9). Volume like that usually means either a genuine expansion or a staffing agency working several client sites — worth knowing which before you apply.

Within Illinois, the best-paying metros we track by median hourly rate are Chicago at $38/hr, Itasca at $36/hr, and Addison at $35/hr. Chicago is among them.

Similar openings near Chicago, IL

Pay figures are medians computed from live postings in the Welding Pros index, not from survey data, and they move as employers post. HVAC / Refrigeration Technician figures were last recalculated when this page was built.