Engineering Manager

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!

We are looking for an experienced and highly capable Engineering Manager to lead our manufacturing engineering team in a high-precision, technology-driven environment. This leadership role oversees engineering performance, process excellence, and technology readiness to support both current and future products manufactured at Lumentum Thailand.

You will partner closely with global engineering teams—across Manufacturing Engineering, NPI, and R&D—to ensure strong technology transfer, optimize yield and productivity, and deliver high-quality output that meets both customer and business expectations.

This position requires strong leadership, strategic thinking, and the ability to develop a high-performing engineering organization.

Key Responsibilities

Leadership & People Development

• Lead, mentor, and develop a team of process, test, and manufacturing engineers.

• Set clear performance expectations and drive accountability across all shifts.

• Strengthen team capabilities through coaching, training, and technical development.

• Foster a culture built on collaboration, continuous improvement, and disciplined execution.

Process & Manufacturing Excellence

• Oversee all engineering activities supporting high-precision manufacturing operations.

• Ensure process stability, yield performance, and quality targets are consistently achieved.

• Provide technical leadership for complex problem-solving and root-cause analysis.

• Approve engineering changes, process controls, documentation, and data-driven reports.

• Maintain strong engineering discipline aligned with company standards and customer requirements.

New Product Introduction (NPI)

• Lead NPI readiness, qualification, pilot build activities, and ramp-to-production planning.

• Work closely with global R&D and overseas engineering teams to ensure smooth technology transfer.

• Support sample builds, trials, engineering evaluations, and product qualification cycles.

Equipment, Tools & Technology Management

• Oversee installation, validation, and release of production equipment and tooling.

• Ensure preventive/predictive maintenance programs support yield and production goals.

• Drive continuous improvement in test systems, assembly processes, and optical/precision technologies.

Cross-Functional Collaboration

• Serve as the primary technical interface among Engineering, Production, Quality, NPI, and global partners.

• Lead technical reviews, daily engineering discussions, and cross-site communication.

• Support factory readiness, capacity planning, cost-reduction initiatives, and productivity programs.

Qualifications Required

• Bachelor’s degree or higher in Mechanical, Electrical, Electronics, Optics, Mechatronics, Physics, or a related engineering field.

• Minimum 12 years of experience in high-technology manufacturing (optics, photonics, telecom, semiconductor, electronics, or related industries).

• Strong background in process, test, or manufacturing engineering.

• Proven track record in leading and developing engineering teams.

• Excellent analytical and problem-solving skills for complex technical challenges.

• Strong English communication skills for global teamwork and collaboration.

• Experience driving yield improvement, cost reduction, and process optimization initiatives.

• Solid understanding of SPC, PFMEA/DFMEA, MSA, and data analysis tools (Minitab/JMP).

• Strong capability in engineering documentation, process development, and NPI execution.

Preferred

• Hands-on experience in optical assembly, precision assembly, fiber handling, or optical testing.

• Experience working with international teams across North America and Asia.

• Lean, Six Sigma, or project management certification.

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.