Senior Facilities Maintenance Technician

We are seeking a skilled and self-directed Senior Facilities Maintenance Technician to support the critical infrastructure of our 24/7 cleanroom manufacturing facility. In this role, you will perform preventive and corrective maintenance on facility systems to ensure optimal performance and minimal production disruption. Your work will directly support semiconductor manufacturing operations by maintaining ultrapure water, HVAC, pH neutralization, compressed air, and other plant systems essential to a safe and reliable operation.

• Operate, monitor, and maintain plant systems in accordance with engineering specifications.

• Perform preventive maintenance and corrective repairs on facilities equipment to support cleanroom manufacturing.

• Act as a primary point of contact for facilities maintenance issues and service requests.

• Use the building management system (BMS) to respond to alarms and monitor facility performance.

• Oversee and track spare parts inventory to ensure uninterrupted system operation.

• Complete all assigned PMs and work orders through the automated CMMS system.

• Maintain accurate documentation to support safety, environmental, and quality standards including CQI, 5S, and cost-containment initiatives.

• Work in ultrapure water (UPW) plant areas, wearing appropriate PPE including chemical protective garments.

• Perform daily facility rounds and readings to identify abnormal operating conditions.

• Support general building maintenance, cleanroom operations, mechanical areas, and rooftop equipment as needed.

• Maintain a safe work environment and proactively address potential safety hazards.

• Perform other duties as assigned.

• 2 years of vocational/technical education

• Minimum of 10 years of facilities, maintenance, or relevant on-the-job experience

• Experience working in a cleanroom or similar controlled environment

• Knowledge of ultrapure water systems, pH neutralization systems, and industrial waste/hazardous waste programs

• Proficiency with CMMS platforms and automation systems

• Strong math and computer skills

• Ability to work with hand tools, shop equipment, and lift up to 80 lbs periodically

• Ability to work across all facility areas including mechanical spaces, exterior locations, and rooftops

• Willingness to participate in an on-call rotation and respond to after-hours issues

• Experience with semiconductor facility operations

• HVAC or mechanical systems certification

• Additional technical training or licensure related to plant systems

Salary: $29.50 - $35 hourly (good-faith estimate)

Benefits & Other Eligible Compensation: Includes health, dental, vision, disability and life insurance, 401(k) with company match, paid time off, annual bonus, and tuition reimbursement.

Polar Semiconductor is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind. We are committed to the principle of equal employment opportunity for all employees and to providing employees with

At Polar Semiconductor, we're on a mission to fulfill our future as the U.S. based manufacturing partner of choice for differentiated power and sensor technologies. With a $525M investment from the CHIPs Act, the state of Minnesota, and private equity, we are looking for the best in the industry to help Polar transform from a captive fab to a pure-play foundry. We are doubling our manufacturing capacity and investing in advanced BCD and Wide Bandgap technology such as GaN. Polar has a long history in manufacturing automotive grade semiconductors and we are expanding in strategic markets such as national defense and AI data centers. We pride ourselves on state-of-the-art semiconductor manufacturing, a collaborative culture, and a commitment to helping our customers succeed.

*Sponsorship is not available for this position now or in the future.