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! Job Description MES (Manufacturing Execution Systems) maintenance and enhancement: Implement, support, and optimize the MES to improve manufacturing efficiency, quality, and traceability. Collaborate with manufacturing and engineering teams to identify requirements, troubleshoot issues, and ensure seamless integration between the MES and other related systems. Monitor and optimize MES performance and system availability. Work closely with cross-functional teams to streamline business processes and improve operational efficiency through MES capabilities. Coordinate with external vendors or development partners for system enhancements and support activities. Supporting manufacturing activities from IT point of view Retrieve and analyze manufacturing data to support production management and decision-making. Configure and maintain client devices, including PC, tablets, handheld, and label printers. Provide user support and training for manufacturing-related IT systems.

Responsibilities

Operate and maintain the MES under the supervision of the IT Manager. Support manufacturing operations through effective use of IT systems. Ensure stable operation of manufacturing IT infrastructure and applications. Expected Background

Experience

in MES implementation, operation, or support within the semiconductor manufacturing industry.

Experience

coordinating and negotiating with production, engineering, and cross-functional teams.

Experience

working with outsourced vendors or system integrators is preferred. Expected Skill Ability to document business requirements and software specifications for outsourced developers. Basic programming skills (Visual Basic, ASP.NET, Java, Python, etc.). Basic knowledge of networking and Windows operating systems. Basic database knowledge (SQL Server, Oracle, etc.). English communication skills (TOEIC 500+ or equivalent). 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.