Mechanical Design Engineer
LightmatterVisit Lightmatter website
Lightmatter is a photonic-computing company developing optical interconnects and light engines for AI-scale data centers.
Mountain View, United States
Funding history
About Lightmatter
Founded in 2017 by MIT researchers, Lightmatter develops photonic infrastructure for AI, including its Passage interconnect platform and Guide light engine.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will create package CAD models and perform mechanical design and tolerance analyses. You will produce GD&T drawings, perform FMEAs, evaluate manufacturing and cost trade-offs, manage prototype builds, and collaborate with package and systems teams to meet product requirements.
Requirements
- Bachelor's or master's degree in Mechanical Engineering or a related field
- At least 3 years of mechanical design experience in semiconductor packaging, optoelectronics, or photonics modules
- Proficiency with SolidWorks or Creo
- Expertise in GD&T and tolerance stack-up analysis
- Experience managing prototype builds with external vendors
- Knowledge of semiconductor packaging technologies and 3D, 2.5D, and FCBGA mechanical and thermal trade-offs
- Capacity to comply with U.S. export control laws
Responsibilities
- Create CAD models for package stack-ups and associated components
- Perform mechanical design analysis to improve package integrity
- Execute tolerance stack-up analyses and create GD&T drawings
- Apply manufacturing expertise to influence design choices and perform FMEAs
- Evaluate process and design cost implications
- Collaborate with package and systems teams on packaging boundary conditions
Benefits
- Medical, dental, and vision coverage
- Retirement savings matching program
- Life insurance
- Vacation, sick time, and public holidays
- Paid family leave
- Short-term and long-term disability coverage
- Commuter benefits
- Flexible hybrid workplace model
- Equity grants for eligible full-time employees
