The primary responsibilities of this role, Maint Mech B HVACR, are to: Perform maintenance, troubleshooting, and repair of HVAC/Refrigeration (HVAC/R) equipment, including scheduled predictive and preventive maintenance and project support; Perform HEPA (High-Efficiency Particulate Air) and ULPA (Ultra-Low Penetration Air) filter testing, document findings, and report any discrepancies; Complete daily maintenance work according to the work schedule, record data, and report on work orders using SAP and other systems; Assess the accuracy and effectiveness of HVAC/R preventive maintenance procedures and provide feedback to the document owner for continuous improvement; Maintain State, Federal, and site compliance for refrigerants and oils, including documentation and reporting of any discrepancies; Follow and promote Company safety, environmental, and operating policies and procedures, including NFPA 70E, cGMP, and HES requirements; Demonstrate safe work practices, follow all relevant HSES procedures, attend safety meetings, and promptly report nonconforming conditions to appropriate personnel; Collaborate with cross-functional partners such as Engineering, Production Operations, Scheduling and Planning, Quality Assurance, other Maintenance crafts, and third-party vendors/contractors. Responsible for repairing and maintaining plant equipment and tools, you ensure continuous operation through timely preventive and predictive maintenance; In this role, you troubleshoot equipment issues, execute preventive maintenance plans using SAP information, and complete corrective maintenance tasks during shifts; You maintain accurate maintenance records, comply with health, environmental, and safety (HES) policies, and conduct patrols to identify any abnormal findings; Additionally, you prepare detailed reports on maintenance activities and ensure all tools are properly maintained and used.