Engineer for new stepper at TAK

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! Responsibilities: Develops new or modified InP-based Lithography process, defines exposure condition or handling equipment requirements and specifications, and contributes by applying the developed technologies in the manufacture, fabrication, and evaluation of products. Responsible for introducing new Lithography process equipment and setting up lithography process conditions to realize mass-production capacity ramp. Involvement may begin at any step from pilot plant to full-scale manufacturing. May conceive and plan projects involving definition and selection of new concepts, equipment automation technology, and approaches in the processing or development of new or improved processes. Expected Background: BSc, MSc, PhD degree in electronics, electrical engineering, physics, or a related equivalent technical field. Bachelors and 5+ years of work experience, Masters and 3+ years of work experience. PhD. no relevant work experiences. Expected Skill: In optical semiconductor wafer processing, experience in process improvement using stepper or Ebeam equipment and wafer process production technology is required. Practical experience in wet/dry etching, oxide film deposition, sputtering, metal deposition is even better. On-time mindset Fluent Japanese speaker and business level English skill including managing and discussion in on-line meeting, email communications, and documentation in English. 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.