Ammonia (NH3) Technician - 2nd shift

Cal-Maine Foods, Inc.; Village of Raymond (WI); On-site; USD 55,000 - 75,000; Full time

Job summary

Echo Lake Foods is seeking an Ammonia (NH3) Maintenance Mechanic to ensure safe and efficient operation of industrial ammonia refrigeration and utility systems in a food manufacturing environment. The role focuses on preventive maintenance, troubleshooting, and repairs in compliance with IIAR, PSM/RMP, and GMPs.

Monday–Friday, 3:00 pm–12:30 am, located at our Wisconsin facility. Ideal candidates bring 2+ years in industrial maintenance, experience with high-speed equipment, motors, VFDs, and the

Qualifications

• Minimum of 2 years of experience in the industrial maintenance field, preferably within a food manufacturing environment.
• Advanced knowledge and skills in diagnosing, troubleshooting, maintaining, and repairing high-speed manufacturing equipment.
• Experience working with AC/DC motors and Variable Frequency Drives (VFDs).
• Ability to read and interpret diagrams, blueprints, schematics, operation manuals, and manufacturing specifications.
• Knowledge of piping systems and mechanical components.
• Basic arithmetic skills.
• Ability to operate drilling and milling machines to produce or retool mechanical parts.
• Effective oral and written communication skills.
• Strong interpersonal skills with the ability to build and maintain effective working relationships with employees and leadership.

Responsibilities

• Diagnose, troubleshoot, maintain, and repair manufacturing equipment to ensure machinery operates safely and efficiently, including conveyor systems, hydraulic sorting equipment, motors, electrical systems, and facility equipment.
• Perform preventive and predictive maintenance on facility machinery and equipment.
• Complete daily maintenance and repair documentation and logs.
• Perform all assigned duties in accordance with Good Manufacturing Practices (GMPs) and Company safety policies and procedures.

Skills

Industrial maintenance

AC/DC motors

Motors & VFDs

Read blueprints

GMPs

Tools

Drilling machines

Milling machines

Job description

Echo Lake Foods is a leading manufacturer of ready-to-eat egg products and breakfast foods, including waffles, pancakes, French toast, scrambled eggs, omelets, and egg patties, serving major retail, foodservice, and national restaurant customers across the United States. Founded in 1941 and headquartered in Burlington, Wisconsin, the company operates multiple production facilities throughout the Midwest and has built a strong reputation for quality, innovation, and customer partnerships.

In 2025, Echo Lake Foods was acquired by Cal-Maine Foods, Inc., the largest producer and distributor of fresh shell eggs in the United States, marking an exciting new chapter of growth. This partnership strengthens our resources, expands our capabilities, and supports continued investment in our people, facilities, and products. Creating new opportunities for employees to grow their careers within a stable and expanding organization.

Schedule: The schedule for this position is Monday - Friday from 3 pm - 12:30 am.

Position Overview

The Ammonia (NH3) Maintenance Mechanic ensures the safe and efficient operation of Echo Lake Foods' industrial ammonia refrigeration and utility systems. This role performs preventive maintenance, troubleshooting, and repairs in compliance with IIAR standards, PSM/RMP programs, and company safety policies. Ideal candidates bring solid technical expertise, a proactive mindset, and experience in food or industrial manufacturing environments.

Responsibilities

• Diagnose, troubleshoot, maintain, and repair manufacturing equipment to ensure machinery operates safely and efficiently, including conveyor systems, hydraulic sorting equipment, motors, electrical systems, and facility equipment.
• Perform preventive and predictive maintenance on facility machinery and equipment.
• Complete daily maintenance and repair documentation and logs.
• Perform all assigned duties in accordance with Good Manufacturing Practices (GMPs) and Company safety policies and procedures.

Qualifications

• Minimum of 2 years of experience in the industrial maintenance field, preferably within a food manufacturing environment.
• Advanced knowledge and skills in diagnosing, troubleshooting, maintaining, and repairing high-speed manufacturing equipment.
• Experience working with AC/DC motors and Variable Frequency Drives (VFDs).
• Ability to read and interpret diagrams, blueprints, schematics, operation manuals, and manufacturing specifications.
• Knowledge of piping systems and mechanical components.
• Basic arithmetic skills.
• Ability to operate drilling and milling machines to produce or retool mechanical parts.
• Effective oral and written communication skills.
• Strong interpersonal skills with the ability to build and maintain effective working relationships with employees and leadership.

Physical Requirements

• Manual dexterity required to operate machinery and power/hand tools.
• Ability to lift, carry, push, or pull up to 50 pounds.
• Ability to work in a fast-paced manufacturing environment, including cold temperature conditions.
• Ability to stand, walk, bend, climb, and perform repetitive motions throughout the shift.

We are an equal opportunity employer. We do not discriminate on the basis of race, color, religion, age, sex, national origin, disability, military service, protected veteran status, genetic information, sexual orientation, gender identity, or any other characteristic protected by federal, state or local law.