Senior Mechanical Engineer
neye-systems-inc.
Santa Clara, CA
Posted Jul 27, 2026
- Full-time
Job description
**About Us:**
, a well-funded optical switch startup, is poised to revolutionize the future of data centers. nEye’s MEMS-based silicon photonics optical circuit switches (OCS) eliminate critical bottlenecks in AI processing by enabling direct optical connections among thousands of GPUs and memory units. The company's SuperSwitch is an ultra-low power consumption, high radix, compact chip-scale design, offering hyperscale data centers enhanced performance, efficiency, and scalability.
#### **Job Overview:**
We're looking for a hands-on **Senior Mechanical Engineer** to help design and develop the mechanical systems behind our optical switching platform.
You'll work closely with our Mechanical Engineering Manager and cross-functional teams across photonics, electrical engineering, packaging, manufacturing, and operations to develop precision mechanical assemblies that enable world-class optical performance.
This is an ideal opportunity for an engineer who enjoys solving difficult multidisciplinary engineering problems, wants significant ownership over product design, and is interested in growing into future technical leadership, while preferring to remain deeply involved in hands-on engineering today.
### Key Responsibilities
### **Mechanical Design**
- Design precision mechanical components and assemblies supporting silicon photonic devices
- Develop mechanical packaging, modules,and enclosures, including mounting structures and fiber management solutions for high-performance optical systems
- Design thermal management solutions for optimized system performance
- Manufacturable CAD models, drawings, tolerances, and assembly documentation
- Drive mechanical designs from concept through prototype, validation, and production
### **Analysis & Simulation**
- Perform structural, thermal, and vibration simulations using FEA tools
- Analyze stress, strain, thermal performance, and reliability of assemblies
- Optimize designs for manufacturability, robustness, and long-term reliability
- Support design tradeoff studies through simulation and experimentation
### **Prototype Development**
- Build, assemble, and evaluate engineering prototypes
- Work closely with technicians and manufacturing partners to debug mechanical issues
- Conduct root cause analysis on prototype and field failures
- Iterate rapidly based on test data and engineering feedback
### **Manufacturing Support**
- Collaborate with vendors on precision machined, molded, and sheet metal fabricated parts
- Review first articles and manufacturing documentation
- Support engineering change orders (ECOs)
- Help transition designs from prototype into production
### Required Experience
- BS or MS in Mechanical Engineering or related discipline
- 5+ years of mechanical design experience developing complex hardware products
- Deep proficiency designing precision opto-mechanical assemblies
- Expert proficiency with 3D CAD (SolidWorks, Creo, NX, Inventor, or similar)
- Experience performing structural and thermal analysis using FEA tools (ANSYS, COMSOL, SolidWorks Simulation, etc.)
- Strong understanding of GD&T and tolerance stack-up analysis
- Familiarity with manufacturing processes including:
- Precision machining
- Sheet Metal
- Molding, including injection, vacuum forming and MIM
- Extrusions
- Additive manufacturing
- Experience working through prototype builds and design iterations
- Designing to Telcordia or similar environmental qualification standards
- Excellent communication and collaboration skills
### Preferred Skills
- Experience developing products within:
- Silicon photonics
- Optical networking
- Semiconductor equipment
- MEMS
- Optical packaging
- Telecom hardware
- High-performance computing
- AI infrastructure
- Familiarity with thermal management of electronics
- Fiber routing and management.
- Experience designing for shock and vibration requirements
- Knowledge of adhesives, optical alignment fixtures, or precision mechanical mounting
- Experience supporting design transfer into manufacturing
- Familiarity with Telcordia or similar environmental qualification standards
- Exposure to rapid simulation workflows or AI-assisted engineering tools is a plus