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OSI Group

Mechanic- Maintenance 3rd shift - 10:30pm - 7:00pm

Location

Chicago, IL

Wage

$24.25 – $36.25/hr

Employment Type

Full-time

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Posted on September 12, 2026

Job Description

Overview

The Maintenance Mechanic is responsible for proactively maintaining the operation of machinery and mechanical equipment through preventive and predictive maintenance. This role involves a variety of tasks including installation, servicing equipment, and ensuring a clean and safe work environment.

Responsibilities

  • Assist to install and service different pieces of equipment, using required self-supplied and company-supplied hand tools
  • Perform assigned preventive maintenance tasks
  • Move and raise components using hoists, dollies, or other provided equipment
  • Update daily work communications
  • Maintain tools, powered vehicles, and equipment; keep parts and supplies in order
  • Ensure a clean and hazard-free work area throughout the entire day
  • Use and maintain safety equipment on job sites
  • Execute job order assignments and keep accurate job order records
  • Perform other duties as assigned

Requirements

  • Previous maintenance experience preferred but willing to train
  • Mechanically inclined
  • Basic mechanics and electrical knowledge
  • Computer and technology aptitude
  • Must be able to read and understand various methods of mechanical and other technical drawings
  • Basic knowledge on the correct use and care of various tools used in maintenance work
  • Must be able to follow procedures as outlined in equipment manufacturer's maintenance manual
  • Basic knowledge on how to gas, arc, and/or TIG weld
  • Basic knowledge on diagnosing equipment failures and correcting them
  • Should be familiar with air compressors, various pumps, boilers, and other common mechanical equipment
  • High School Diploma or the equivalent of a GED or equivalent knowledge and skills acquired through on-the-job training or experience

Benefits

  • Health Insurance
  • Dental
  • Vision
  • 401k
  • PTO

Additional Information

  • Work schedule is 3rd shift from 10:30pm to 7:00am
  • Must be able to climb, stoop, bend, kneel, crawl, and stand for long periods of time
  • Ability to lift up to 50 lbs. for short distances
  • Comfortable working with heights and confined spaces
  • Comfortable working in a non-climate-controlled environment

Benefits

Health Insurance
Dental
Vision
401k
PTO
Apply for This Position

How this job compares in Chicago, IL

Pay in context

At roughly $30/hr, this posting comes in about 16% below the $36/hr median for welding jobs in Chicago, IL, where the middle half runs $28–$47/hr across 77 postings with published pay. Put another way, it pays more than about 30% of the comparable postings we have wage data for. That gap is worth raising directly — in a market this size there is normally room to negotiate toward the median, particularly if you already hold the certifications the posting asks for.

The local market in Chicago, IL

We're tracking 94 other active welding openings in Chicago, IL right now, from 52 different employers. 18 of them were added in the last week. Across Illinois as a whole we're tracking 361 other active welding openings from 226 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.

OSI Group currently has 1 other opening 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 S&C Electric Company (15), Gerber Collision & Glass (13), and Staff on Site (13). 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 $36/hr, Itasca at $36/hr, and Elk Grove Village at $34/hr. Chicago is among them.

What you'll be running

This posting calls for TIG. TIG (GTAW) uses a non-consumable tungsten electrode with filler added by hand, giving the operator the most control of any process. It is slow, demanding, and the standard for stainless, aluminum, and anything where the bead has to look as good as it holds.

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. Mechanic- Maintenance 3rd shift - 10:30pm - 7:00pm figures were last recalculated when this page was built.