Refrigeration Mechanic

Location: Darien

Shift: 1:30 PM-9:30 PMHourly Rate: $36.16 an hour + $1.00 shift differential

Reporting to the Maintenance Supervisor, you will operate, maintain, and repair industrial refrigeration, boiler, and related utility systems within a manufacturing plant environment. You will ensure the safe, efficient, and reliable operation of ammonia refrigeration systems and associated equipment, while supporting continuous improvement and mentoring team members. This is a second shift role, working from 1:30pm to 9:30pm.

A Taste of Your Responsibilities Perform operation, installation, overhaul, and preventive maintenance on refrigeration, boiler, and related plant systems without direct supervision

Analyze equipment performance, identify defects, and initiate corrective actions to prevent major breakdowns

Maintain, install, and repair boilers, pressure systems, and all supporting equipment

Complete work orders and maintain accurate maintenance records using a computerized maintenance management system

Train and mentor refrigeration mechanics on proper care, maintenance, and operation of plant systems

Support continuous improvement initiatives to enhance system reliability and efficiency

Troubleshoot and repair electrical components, including alternating current and direct current power and control systems

Perform sheet metal fabrication, precision welding on stainless steel, and plasma cutting as required

Safely operate power tools and shop equipment, including drill presses, grinders, milling machines, and lathes

Ensure compliance with all plant safety policies, procedures, and regulatory requirements

Maintain all assigned logs and documentation

Collaborate with operations and maintenance teams to support production needs

Perform additional duties as assigned by supervisory personnel

Ingredients Required for Your Success Completion of a two-year technical degree in industrial refrigeration maintenance with a minimum of three years of experience as a Refrigeration Mechanic Current RETA certification or equivalent Certified Industrial Refrigeration Operator certification with a minimum of six years of ammonia refrigeration experience

In-depth knowledge of ammonia and Freon refrigeration systems, boilers, compressors, motors, pumps, and mechanical components

Knowledge of electrical systems, including troubleshooting and repair of industrial power and control systems

Experience performing preventive and predictive maintenance based on technical manuals and work order requirements

Experience using computerized maintenance management systems for work order management and recordkeeping

Skill in precision welding using wire-feed and heliarc methods on stainless steel in multiple positions

Understanding of electro-mechanical systems and interfaces within refrigeration operations

Strong initiative and decision-making skills with accountability for outcomes

Strong communication skills, including reading, writing, and speaking English

Physical Requirements More information on the essential tasks and facility will be shared during the hiring process. Please be aware that in a manufacturing environment, the noise levels can be high and the temperatures may vary. Depending on the role, physical and environmental requirements can differ but include:

Being on your feet, walking around the facility, climbing stairs/ladders or kneeling for extended periods of time.

Performing consistent repetitive tasks.

Frequently lifting, pushing or carrying materials.

Anticipated Close Date:
September 25, 2026

Location:

Darien, Wisconsin Our Benefits We care about your total well-being and will support you with the following, subject to your location and role:

Health:
Medical, dental and vision insurance, company-paid life, accident and disability insurance

Wealth:
Great pay, 401(k)/pension eligibility, financial wellness programs and stock purchase plan Growth:

Career development opportunities, employee resource groups and team collaboration

Balance:
Paid-time off and volunteer opportunities

Our Company At Conagra Brands, we have a rich heritage of making great food. We aspire to have the most impactful, energized and inclusive culture in food. As a member of our…