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Lumentum Holdings · Thailand - Pathumthani

# Engineer Sr, Mfg Product

Thailand - Pathumthani Senior individual contributor Operations 

Listed on Lumentum Holdings’s official careers site. Posted October 6, 2026. Check that it is still open and apply there.
[Apply on Lumentum Holdings’s careers site →](https://lumentum.wd5.myworkdayjobs.com/LITE/job/Thailand---Pathumthani-Navanakorn/Engineer-Sr--Mfg-Product_20261357)

[OpenNash Jobs](https://jobs.opennash.com/) / [Lumentum Holdings](https://jobs.opennash.com/companies/lumentum-holdings/) / Engineer Sr, Mfg Product

## Job description

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! Lumentum is seeking a Product Development Engineer responsible for driving variant development of complex optical switch modules from end-to-end. This role combines strong technical expertise and project management skills to integrate new designs and ensure manufacturing readiness.

### Key Responsibilities

Lead and participate in New Product Introduction (NPI) processes, including process design and product design reviews. Troubleshoot product and yield issues; coordinate with cross-functional teams across multiple locations to identify and implement effective solutions addressing production, yield, cost, and quality challenges. Manage Bill of Materials (BOM) and collaborate with supply chain teams and suppliers to ensure timely development and readiness of custom parts and assemblies.

Optimize manufacturing process flow; lead DFM, PFMEA, and develop or maintain detailed work instructions.

### Qualifications

Bachelor’s degree or higher in Engineering or a related Science field. Strong organizational skills with the ability to manage multiple priorities and perform effectively under pressure. Excellent communication skills, both verbal and written, in English. Proven ability to collaborate effectively with cross-functional teams in a matrix organization, both locally and internationally. Strong data analysis capability – familiarity with databases, statistical analysis tools, and process control systems.

Knowledge of assembly and test processes, equipment capabilities, reliability principles, and materials science Experience working in NPI development is a plus Experience in telecommunication products such as fiber optic line cards, optical modules, and components considered an asset. This position offers an exciting opportunity to contribute to cutting-edge optical technology while collaborating with a global engineering team focused on product excellence and innovation.

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.

## At a glance
- Posted by the employer: Oct 6, 2026
- First seen by OpenNash: Oct 11, 2026
- Last checked: Oct 18, 2026
- Listed for: 12 days
- Location: Thailand - Pathumthani[Apply on Lumentum Holdings’s careers site →](https://lumentum.wd5.myworkdayjobs.com/LITE/job/Thailand---Pathumthani-Navanakorn/Engineer-Sr--Mfg-Product_20261357)

## More jobs at Lumentum Holdings

### [Engineer Principal, Mfg Product](https://jobs.opennash.com/companies/lumentum-holdings/jobs/5e96a811b01362fb3d20/)

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### [Engineer Sr, Mfg Equipment](https://jobs.opennash.com/companies/lumentum-holdings/jobs/b9f4835e9ca61c2c90b2/)

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### [Engineer Sr, Mfg Process](https://jobs.opennash.com/companies/lumentum-holdings/jobs/3cc35b30044e1da68e9a/)

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