It's fun to work in a company where people truly BELIEVE in what they're doing! We're committed to bringing passion and customer focus to the business. If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us! A Semiconductor Maintenance Vacuum Technician is responsible for the installation, maintenance, troubleshooting, repair, and optimization of vacuum systems and related equipment used in semiconductor manufacturing. This role supports production operations by ensuring vacuum pumps, abatement systems, gas delivery equipment, and process tools operate safely, reliably, and efficiently to maintain high equipment uptime and product quality. Key

Responsibilities

Perform preventive, predictive, and corrective maintenance on vacuum pumps, exhaust systems, abatement units, and semiconductor process equipment. Troubleshoot and repair mechanical, electrical, pneumatic, and vacuum-related system failures. Monitor system performance and identify opportunities to improve equipment reliability and reduce downtime. Replace, rebuild, and overhaul vacuum pumps, seals, bearings, valves, and associated components. Conduct leak detection, vacuum integrity testing, and system qualification activities. Interpret technical drawings, schematics, maintenance procedures, and manufacturer documentation. Support equipment installations, upgrades, and process tool startups. Document maintenance activities, equipment status, and repair actions in computerized maintenance management systems (CMMS). Follow cleanroom protocols, contamination control requirements, and safety procedures when working with hazardous gases, chemicals, and high-vacuum systems. Collaborate with engineering, manufacturing, and equipment teams to resolve equipment issues and improve production performance. Participate in continuous improvement initiatives focused on reliability, safety, and operational excellence. Required

Qualifications

Associate degree, technical certification, or equivalent experience in Electronics, Mechanical Technology, or a related field.

Experience

maintaining vacuum systems, semiconductor equipment, or industrial manufacturing equipment. Knowledge of vacuum pump operation, pressure measurement, leak detection, gas handling systems, and process tool maintenance. Ability to read electrical schematics, mechanical drawings, and technical manuals. Strong troubleshooting and problem-solving skills. Proficiency with basic hand tools, test equipment, and diagnostic instruments. Ability to work in a cleanroom environment and wear required personal protective equipment (PPE). Willingness to work shifts, weekends, holidays, and on-call schedules as needed.

Preferred Qualifications

Experience

in semiconductor fabrication (Fab) facilities. Knowledge of dry pumps, cryo pumps, turbo molecular pumps, foreline systems, and abatement technologies. Familiarity with equipment manufacturers such as Applied Materials, Lam Research, KLA, ASML, Evatec, Vecco and TEL. Understanding of Lean Manufacturing, TPM, or Reliability-Centered Maintenance practices. Key Competencies Technical aptitude and mechanical skills. Attention to detail and commitment to quality. Strong communication and teamwork abilities. Safety-focused mindset. Ability to prioritize tasks in a fast-paced manufacturing environment. Analytical thinking and continuous improvement orientation. Summary: The Semiconductor Maintenance Vacuum Technician plays a critical role in maintaining the vacuum infrastructure and process equipment that enable semiconductor manufacturing, ensuring maximum equipment availability, process stability, and production efficiency while adhering to strict safety and quality standards. We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation. Lumentum is illuminating the networks of tomorrow with advanced photonic technologies that enable AI, data centers, telecom, industrial, and sensing applications. As AI accelerates the global demand for bandwidth and energy efficiency, we deliver the building blocks that keep data moving reliably, efficiently, and at massive scale. Our optical products support AI and compute infrastructure, cloud and DCI environments, metro and long-haul networks, while our lasers drive breakthroughs in precision manufacturing and sensing. For nearly five decades, Lumentum has been at the intersection of light and innovation. What began as a vision with JDS Uniphase to harness the power of photonics has evolved into a global force driving the communication infrastructure of tomorrow. At Lumentum, we’re building more than a business—we’re building a team of passionate innovators whose drive to collaborate, create, and connect the world fuels everything we do. We are part of the AI technology revolution and we are illuminating the path forward. Headquartered in San Jose, California, we operate worldwide through a network of R&D, manufacturing, and sales locations.