Refrigeration & Air Condition Mechanic (HVAC)
3M
August 26, 2026
Full-time
On-site
Cottage Grove, MN
Operations
Role: HVAC/Refrigeration Mechanic responsible for installing, troubleshooting, repairing, and maintaining heating, ventilation, air conditioning, and refrigeration systems across production, laboratory, and utility areas. Objectives include ensuring system performance, compliance with safety and environmental policies, and supporting operational efficiency. Responsibilities: operate and troubleshoot HVAC equipment using building automation systems, read technical drawings, perform water treatment and chemical injection, and calibrate instruments. Requirements: High School diploma or equivalent, minimum 2 years industrial HVAC/R experience or 5 years residential experience, and universal CFC certification. Preferred qualifications include basic math and computer skills, knowledge of mechanical and pneumatic controls, and familiarity with regulatory codes. High-Value specifics: focus on industrial HVAC systems within a manufacturing or laboratory environment, with emphasis on safety, environmental compliance, and system optimization. Work setup: position may include travel and relocation assistance; work is onsite. The candidate must be legally authorized to work in the country of employment.