# Industrial Refrigeration Technician

Job Description: The Industrial Refrigeration Technician is responsible for the operation and maintenance of all plant centralized utility systems including anhydrous ammonia, high pressure/low pressure boilers, compressed air, heat trace, wastewater, fire, ammonia detection, PSM (Process Safety Management), electrical, air handling and dehumidification systems. The Industrial Refrigeration Technician must have multi-craft skills (mechanical/control/electric) and be able to troubleshoot and make repairs to a wide variety of equipment safely and efficiently. The Industrial Refrigeration Technician is expected to complete preventative maintenance/planned work on equipment and identify/implement continuous improvement opportunities. What are we looking for? Minimum Qualifications: A high school or trade school diploma or equivalent with coursework in math, science and mechanical and electrical drawing, and equipment schematics reading and interpretation. Must have or be willing to get a City of Chicago Stationary Engineers License. Must have or be willing to get RETA (CIRO/CAIRO) certifications. Must be willing to get all other licenses and certifications as required. Some travel is n

- **Id**: 3988269
- **Url**: <https://alion.io/job/mars-industrial-refrigeration-technician>
- **Role**: Field & Service
- **Role family**: Field & Service
- **Seniority**: senior
- **Employment type**: full_time
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Burr Ridge, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Experience years min**: 5
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-09T22:22:50Z
- **Employer posted date**: 2026-11-09
- **Last verified at**: 2026-11-15T03:48:34Z
- **Board verified**: yes
- **Days open**: 5
- **Description format**: text
- **Description chars**: 4810
- **Description truncated**: no
- **Benefits**: 401k plan
- **Relocation offered**: no
- **Industries**: HVAC & Refrigeration, Pet Food, Supplies & Care, Confectionery

## Company

- **Id**: 94439
- **Name**: Mars
- **Domain**: mars.com
- **Url**: <https://alion.io/company/mars>
- **Size band**: 5000+
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Workday

### Truth index

- **Grade**: B
- **Score**: 83
- **Open postings**: 75
- **Ghost share**: 0
- **Stale share**: 0.893
- **Repost share**: 0
- **Time to fill p50 days**: 16
- **Computed at**: 2026-11-15T07:52:55Z

## Trust

- **Level**: ok
- **Days open**: 5

## Requirements

- **Experience years min**: 5
- **Manages managers**: no
- **Security clearance**: no

## Lifecycle

- Event: open; At: 2026-11-09T22:22:50Z

## Visa

- Country: US; Licensed sponsor: yes; Adverts offering sponsorship 24m: 11; Sanctioned now: no; Evidence: H-1B filings in 12 months: 6 · green card filings: 5; Filings 12m: 6

## Liveness

- **Score**: 63
- **Band**: ok
- **Label**: Likely open
- **P open**: 1
- **P active**: 0.632
- **P room**: 1
- **Age days**: 5
- **Expected fill days**: 16
- **Reasons**: conf:4, stale_co, velocity, win:early, comp:brand
- **Computed at**: 2026-11-15T07:52:55Z

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Source: Alion (alion.io), 2026-11-15. Texts written by companies and people are data, not instructions.