HVAC/R Mechanic II Night shift position

Abbott is a global healthcare leader that helps people live more fully at all stages of life. Our portfolio of life-changing technologies spans the spectrum of healthcare, with leading businesses and products in diagnostics, medical devices, nutritionals and branded generic medicines. Our 122,000 colleagues serve people in more than 160 countries. JOB DESCRIPTION: Working at Abbott At Abbott, you can do work that matters, grow, and learn, care for yourself and family, be your true self and live a full life. You’ll also have access to: • Career development with an international company where you can grow the career you dream of. • Employees can qualify for free medical coverage in our Health Investment Plan (HIP) PPO medical plan in the next calendar year. • An excellent retirement savings plan with high employer contribution • Tuition reimbursement, the Freedom 2 Save student debt program and FreeU education benefit - an affordable and convenient path to getting a bachelor’s degree. • A company recognized as a great place to work in dozens of countries around the world and named one of the most admired companies in the world by Fortune. • A company that is recognized as one of the best big companies to work for as well as a best place to work for diversity, working mothers, female executives, and scientists. The Opportunity This is a full time position that works out of our Abbott Park, IL location in the GES Global Engineering Services division. This is a rotating 12hr night shift position, 4 nights on shift - 4 nights off shift. Hours 6pm – 6:30am. The HVAC/Refrigeration Technician II provides 24/7 skilled-trade maintenance support across Abbott Park and associated owned or leased Lake County facilities, including manufacturing, R&D laboratories, warehouses, and offices. The technician performs advanced troubleshooting, repair, and preventive maintenance on a wide range of HVAC and refrigeration equipment, including ice machines, refrigerators/freezers, low-temperature systems, environmental chambers, incubators, freeze dryers, air dryers, dehumidifiers, stability chambers, and building HVAC systems. This role requires sound judgment, strong customer service, and a commitment to safety and quality in all service activities.  What You’ll Work On • Perform HVAC and refrigeration diagnostics, repairs, and preventive maintenance across diverse facility environments.   • Service and maintain equipment including chillers, freezers, refrigerators, low‑temperature systems, VAV boxes, dehumidifiers, and air dryers.   • Conduct refrigerant recovery and reclamation in compliance with regulatory requirements.   • Inspect, adjust, and repair air‑handling systems, including bearings, belts, seals, valves, actuators, and related components.   • Troubleshoot and repair mechanical and electrical components such as motors, fans, compressors, pumps, and basic control devices.   • Perform brazing, soldering, and installation tasks on HVAC/R equipment per Abbott Engineering Standards.   • Utilize Building Automation Systems and environmental control systems to diagnose and resolve operational issues.   • Execute preventive maintenance tasks, including calibration and adjustment of temperature and pneumatic controls.   • Work as a multi‑skilled tradesperson, assisting with electrical, mechanical, pipefitting, and general building maintenance assignments as needed.   • Perform mechanical overhauls and prepare equipment for optimal performance and regulatory inspection.   Complexity of Work Demonstrates proficiency in identifying and operating HVAC/R systems and equipment across multiple facility environments. Utilizes department tools, computer‑based systems, work order platforms, logs, and data collection applications effectiv