Quality Engineer Technician

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! The Quality Engineer Technician supports product quality, yield performance, and QMS effectiveness within manufacturing operations. This role ensures compliance with ISO 9001 and customer requirements while applying engineering and statistical methods to improve process stability, yield, and cost of quality across fabrication processes. The position works cross‑functionally with Engineering, Operations, Supply Chain, and customers to ensure the consistent delivery of high‑performance, reliable products. Key Responsibilities QMS & Compliance Support compliance with ISO 9001 and internal QMS requirements Maintain quality procedures, work instructions, and records Support internal, customer, and certification audits Execute CAPA using structured problem‑solving methods (8D, DMAIC) Support document control, change management, and traceability Support supplier quality activities, including incoming quality and SCARs Process Quality & Manufacturing Support Collaborate with fabrication, coating, polishing, and engineering teams to support process stability and yield Provide day‑to‑day production support to resolve quality issues and minimize downtime Support review of process changes, deviations, and nonconformances Perform root cause analysis for scrap, rework, and yield loss Support NPI, process qualification, and validation efforts Data Analytics, SPC & Yield Implement and maintain SPC on critical process parameters Analyze process capability (Cp/Cpk/Ppk), yield, and defect trends Develop reports and dashboards for quality and yield metrics Perform analysis including DOE, Pareto, and trend analysis Utilize MES/SPC tools for early detection of process excursions Risk, Inspection & Nonconformance Participate in PFMEA/DFMEA and maintain risk assessments Support development of control plans, inspection strategies, and sampling plans Support MSA / Gauge R&R, calibration, and inspection validation Support MRB activities, nonconformance handling, and corrective actions Track scrap, rework, and customer escape trends; support FA/RMA activities Continuous Improvement & Collaboration Support Lean improvement initiatives Identify opportunities to improve yield, reliability, and process capability Train operators and technicians on quality and inspection standards Collaborate across engineering, operations, and supply chain teams Qualifications Bachelor's or Master's degree in Engineering or related field 2-5+ years in semiconductor or advanced manufacturing Strong background in process quality, SPC, DOE, and root cause analysis Effective cross‑functional communication skills Preferred Skills Knowledge of ISO 9001 and QMS processes Experience with SPC, DOE, FMEA, CAPA, and control plans Proficiency with Minitab, JMP, Python, Tableau, or similar tools Familiarity with semiconductor, optical, or precision manufacturing Salary Range The salary range for this position is $70,000 - 90,000USD. Final compensation will be determined based on factors such as experience, skills, and qualifications. 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.