Senior Mechanical Design Manager

Lumentum

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profile Job Location:

Hong Kong - Hong Kong

profile Monthly Salary: Not Disclosed
Posted on: 2 days ago
Vacancies: 1 Vacancy

Job Summary

Its fun to work in a company where people truly BELIEVE in what theyre doing!
Were committed to bringing passion and customer focus to the business.

If you like wild growth and working with happy enthusiastic over-achievers youll enjoy your career with us!

Job Summary
We are seeking an experienced Mechanical/Packaging Design Manager to lead the mechanical and packaging design for our next-generation 1.6Tclient-side optical transceivers. The ideal candidate will have a strong background in high-speed optical module packaging thermal management and Chip-on-Board (COB) assembly processes.

This role requires deep expertise in optical coupling die bonding wire bonding and precision alignment techniques ensuring high-performance manufacturable and reliable optical modules. The candidate will work closely with optical electrical and manufacturing teams to optimize module performance manufacturability and cost efficiency.

Key Responsibilities
Mechanical & Packaging Design for High-Speed Optical Modules
Lead the mechanical and packaging design for 1.6T optical modules.
Optimize module housing PCB layout integration and thermal dissipation strategies.
Ensure designs meet industry standards (MSA IEEE Telcordia etc.) and customer requirements.
Advancedmodule Packaging & Assembly
Design and develop optical module packaging for high-speed interconnects.
Work on die bonding (DB) wire bonding (WB) and optical coupling (fiber lens and mirror integration).
Develop precision assembly and alignment techniques to ensure high optical coupling efficiency.
Collaborate with process engineers to optimize epoxy dispensing underfill and encapsulation.
Thermal Management & Reliability Engineering
Develop thermal solutions (heat sinks vapor chambers TIMs and metal housings) to optimize heat dissipation.
Conduct thermal simulations (ANSYS FloTHERM Icepak) to ensure module reliability.
Improve module mechanical robustness shock/vibration resistance and long-term stability.
Process Optimization & DFM/DFA
Work with manufacturing and contract manufacturers (CMs) to ensure high-yield cost-effective production.
Improve DFM (Design for Manufacturability) and DFA (Design for Assembly).
Develop process flow and standard operating procedures (SOPs) for packaging and assembly.
Cross-Functional Collaboration & Project Leadership
Coordinate with optical electrical and test engineers to optimize module performance.
Interface with suppliers and assembly partners to improve material selection and process quality.
Mentor junior engineers and contribute to design reviews failure analysis and continuous improvement.


Required Qualifications
Education & Experience:
Bachelors or Masters degree in Mechanical Engineering Packaging Engineering Optical Engineering or a related field.
5 years of experience in mechanical design and packaging for optical transceivers or semiconductor components.
Prior experience in 800G/400G client-side optical modules or similar high-speed optical interconnects is highly preferred.
Technical Skills:
Proficiency in mechanical CAD software (SolidWorks AutoCAD etc.).
Strong experience in thermal management techniques and simulation tools (ANSYS FloTHERM Icepak etc.).
Deep understanding of module assembly including die bonding (epoxy or eutectic) wire bonding (gold aluminum) and optical alignment.
Knowledge of optical coupling techniques (active/passive alignment lens design fiber attachment).
Experience in precision machining CNC die-casting and injection molding for high-speed modules.
Soft Skills & Other Requirements:
Strong analytical and problem-solving skills.
Ability to collaborate with cross-functional teams (optical electrical process engineers and manufacturers).
Fluent in English (Mandarin is a plus depending on location and suppliers).
Experience with MSA (Multi-Source Agreement) compliance for optical transceivers is a plus.

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.


Required Experience:

Manager

Its fun to work in a company where people truly BELIEVE in what theyre doing!Were committed to bringing passion and customer focus to the business.If you like wild growth and working with happy enthusiastic over-achievers youll enjoy your career with us!Job SummaryWe are seeking an experienced Mecha...
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Key Skills

  • Electrical Discharge Machining
  • Mechanical Design
  • GD&T
  • Tooling
  • CAD
  • Creo
  • Sheet Metal
  • SolidWorks
  • Mechanical Engineering
  • HVAC Design
  • Plastics Injection Molding
  • Catia

About Company

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Lumentum is a global leader in optical and photonic products, enabling high-bandwidth connectivity, precision sensing, and advanced manufacturing.

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