2nd-Shift Refrigeration Mechanic – Ammonia Systems

Conagra Brands; Darien (CT); On-site; USD 50,000 - 52,000; Full time

Benefits offered by this job

Health insurance

401(k) plan

Paid time off

Career development

Job summary

Conagra Brands is seeking a Refrigeration Mechanic for our Darien, WI facility. You will operate, maintain, and repair ammonia refrigeration and related plant systems, ensuring safe and efficient performance across a second shift from 1:30 PM to 9:30 PM.

You will lead preventive maintenance, analyze equipment performance, and mentor refrigeration staff while supporting continuous improvement and safety compliance.

Qualifications

• 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

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

Skills

Refrigeration systems

Electrical troubleshooting

Preventive maintenance

CMMS

Welding stainless steel

Education

Two-year technical degree in industrial refrigeration maintenance

RETA certification or equivalent 6+ years ammonia experience

Tools

CMMS

Welding equipment

Power tools

Job description

Conagra Brands is seeking a Refrigeration Mechanic for our Darien, WI facility. You will operate, maintain, and repair ammonia refrigeration and related plant systems, ensuring safe and efficient performance across a second shift from 1:30 PM to 9:30 PM.

You will lead preventive maintenance, analyze equipment performance, and mentor refrigeration staff while supporting continuous improvement and safety compliance.