Senior Engineer, Manufacturing Product

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! About Lumentum Lumentum (NASDAQ: LITE) is a global leader in optical and photonic technologies that power the networks and infrastructure behind AI, cloud computing, and next-generation communications. Built on decades of photonics innovation, Lumentum delivers high-performance lasers, modules, and optical subsystems that enable scalable, energy-efficient data center connectivity, advanced telecom networks, industrial manufacturing, and sensing applications. Headquartered in San Jose, California, the company operates R&D, manufacturing, and sales facilities worldwide. Learn more at . Position: Senior Engineer, Manufacturing Product Location: Lumentum Thailand, Navanakorn – Pathum Thani Position Summary We are seeking an experienced Senior Manufacturing Product Engineer to drive product-engineering excellence and manufacturing execution for Cloud products. This role serves as the Product Engineer for assigned products and partners with Manufacturing, R&D, Process Engineering, Quality, and NPI teams to ensure product designs are manufacturable, scalable, and capable of meeting performance, quality, delivery, and cost objectives throughout the product lifecycle. Key Responsibilities Product Engineering Own product definition, technical performance, and manufacturing execution for assigned Cloud products. Serve as the primary technical interface between Manufacturing and R&D for product-related matters. Lead product-level technical analysis, issue resolution, risk assessment, and change implementation. Maintain product performance and manufacturing readiness throughout the product lifecycle. Product Industrialization & NPI Support product industrialization from development through volume production. Execute product-engineering activities for NPI, product transfer, qualification, and production ramp-up. Ensure the accuracy and readiness of BOMs, drawings, specifications, and product configurations. Support DfX activities, including Design for Manufacturability, Assembly, Test, and Reliability. Coordinate product-documentation release and engineering-change management. Yield, Quality & Cost Improvement Analyze and improve product yield, performance, quality, and reliability. Lead or support root-cause investigations and corrective actions for manufacturing and field issues. Drive cost-reduction opportunities through product optimization, material evaluation, and engineering changes. Use product and manufacturing data to identify technical risks and improvement opportunities. Cross-functional & Global Collaboration Collaborate with local and global Manufacturing, R&D, Process Engineering, Quality, and NPI teams. Communicate technical status, risks, priorities, and data-driven recommendations to stakeholders. Drive cross-functional alignment to ensure successful product transfer and manufacturing execution. Safety, Health & Environmental Responsibilities Comply with all EHS policies, procedures, and standards. Support EHS initiatives and continuous-improvement activities. Promote safe work practices and contribute to a Zero Accident culture. Qualifications Bachelor’s degree in Electrical, Mechanical, Optical, Manufacturing Engineering, Physics, or a related field; a master’s degree is preferred. At least 6–10 years of experience in product engineering, manufacturing engineering, or a related role in high-technology manufacturing. Strong experience supporting NPI, product transfer, volume ramp, and sustaining engineering. Solid understanding of product lifecycle management, configuration control, and manufacturing interfaces. Experience in optical, photonic, semiconductor, or electronics manufacturing is strongly preferred. Knowledge of BOM management, engineering changes, product qualification, DfX, and structured problem-solving. Strong analytical, technical problem-solving, and decision-making skills. Effective English communication and ability to work with local and global teams. Preferred Competencies Product Ownership Technical Leadership Manufacturing and Business Acumen Structured Problem-Solving Data-Driven Decision-Making Cross-functional Collaboration Risk and Change Management Accountability and Results Orientation Working Conditions Work in office, engineering laboratory, cleanroom, and manufacturing-floor environments. Occasional support outside normal working hours may be required for production, NPI, or global collaboration. 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. 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.