Assistant Supervisor - Ammonia Refrigeration & Safety

Allen Harim; Delaware; On-site; USD 70,000 - 95,000; Full time

Job summary

Allen Harim is seeking an Assistant Supervisor for the plant's refrigeration operations. You will supervise the refrigeration team, monitor ammonia systems, and ensure safe, compliant performance.

Responsibilities include scheduling maintenance, mentoring technicians, logging inspections, and coordinating with production and safety. You will support start‑up/shutdown, respond to emergencies, and uphold all safety policies.

Qualifications

• Attention to detail with focus on safety and reliability.
• Strong understanding of ammonia refrigeration systems, controls and equipment.
• Knowledge of PSM, RMP and OSHA standards.
• Troubleshooting and problem solving skills.
• Effective communication and leadership abilities.
• Computer proficiency for logging, maintenance tracking and reporting.
• Willingness to work flexible hours including weekends and on-call shifts.

Responsibilities

• Supports Allen Harim's vision, mission and values.
• Assist in supervising the daily activities of the refrigeration team to ensure smooth and efficient operation of all systems.
• Monitor, troubleshoot, and maintain ammonia refrigeration systems, compressors, condensers, evaporators, and related equipment.
• Support in scheduling and assigning work orders, preventive maintenance, and emergency repairs.
• Ensure compliance with PSM, RMP and other regulatory requirements (EPA, OSHA, etc.).
• Maintain detailed logs and records of maintenance, inspections, and system performance.
• Support startup, shutdown, and defrost operations as needed.
• Assist in training and mentoring technicians on safety, procedures, and equipment operation.
• Participate in system audits, inspections, and emergency response activities.
• Monitor ammonia levels, pressures, and temperatures to ensure system reliability and safety.
• Coordinate with production, maintenance, and safety departments to minimize downtime and maintain safe operations.
• Ensure compliance with company safety policies and actively promote a safe work environment.
• Assist in identifying opportunities for process improvement, energy savings, and system optimization.
• All other related duties as assigned.

Education

High School Diploma or Equivalent

Five years of industrial refrigeration experience

Related technical training

RETA I – IV Certified (preferred)

Job description

Allen Harim is seeking an Assistant Supervisor for the plant's refrigeration operations. You will supervise the refrigeration team, monitor ammonia systems, and ensure safe, compliant performance.

Responsibilities include scheduling maintenance, mentoring technicians, logging inspections, and coordinating with production and safety. You will support start‑up/shutdown, respond to emergencies, and uphold all safety policies.