MilliporeSigma is seeking a Sub-Fab Equipment Specialist to support reliable operation of critical utility and process-support systems in a biotechnology and pharmaceutical manufacturing environment. You will install, operate, and maintain sub-fab equipment, including vacuum pumps, gas delivery and abatement systems, scrubbers, chillers, and related controls. Responsibilities include preventive and predictive maintenance, troubleshooting alarms, performing root-cause analysis, and implementing corrective actions while adhering to cGMP, safety, and environmental standards. You will collaborate closely with engineering, EHS, and operations, support equipment start-ups and qualifications, keep detailed maintenance documentation, and drive continuous improvement in reliability, uptime, and energy efficiency within MilliporeSigma's innovative, safety-focused culture. Responsibilities Install, operate, and maintain sub-fab equipment supporting biotech manufacturing Perform routine and predictive maintenance on pumps, vacuum, gas, and abatement systems Monitor equipment performance, troubleshoot alarms, and minimize unplanned downtime Execute root-cause analysis and implement corrective and preventive actions Collaborate with engineering, EHS, and production teams on tool upgrades and improvements Follow c GMP, safety, and environmental procedures and documentation standards Maintain accurate maintenance logs, calibration records, and spare-parts inventory Support equipment start-up, qualification, and change control activities Participate in on-call rotation and respond to equipment issues in a timely manner Contribute to continuous improvement, reliability, and energy-efficiency initiatives Required Skills Sub-fab equipment maintenance Vacuum pump systems Gas delivery and abatement systems Industrial controls and monitoring (PLC/SCADA) Preventive and predictive maintenance Equipment troubleshooting and diagnostics Root-cause failure analysisc GMP and regulated manufacturing practices Technical documentation and CMMS use EHS and safety procedures for utilities and gases