Optopax · 12 hours ago
Mechanical / Electro-Mechanical Engineer - Optical Systems
San Jose, CA
Full-time
Onsite
Entry, Mid Level
$80K/yr - $95K/yr
1+ years expOptopax is a Silicon Valley–based design and OEM manufacturing company delivering integrated AI imaging solutions. They are seeking a Mechanical / Electro-Mechanical Engineer to design and build manufacturable systems for camera modules and optical test fixtures, translating specifications from various teams into hardware designs.
ElectronicsHardwareIndustrialManufacturing
Responsibilities
Design integrated electro-mechanical and opto-mechanical systems for camera modules, optical test fixtures, and precision assemblies
Translate specifications from optics, test, and embedded teams into manufacturable hardware designs
Create detailed 3D CAD models and production drawings (Fusion 360 preferred)
Apply DFM/DFA, GD&T, and tolerance stack-ups to ensure repeatable builds
Design and integrate multi-axis motion systems (linear stages, actuators, motors, encoders)
Build and evaluate prototypes using 3D printing, CNC machining, and sheet-metal fabrication
Assemble and test precision mechanical and optical assemblies, including camera modules and fixtures Develop and run test setups, collect data, and document results
Source components and work directly with vendors, machine shops, and optical suppliers
Support transition from prototype to low-volume and production builds
Collaborate closely with optics, firmware, electronics, and manufacturing teams
Qualification
Required
Degree in Mechanical Engineering, Mechatronics, or a closely related field with 1-2+ years of professional experience
Strong CAD skills (Fusion 360 preferred)
Strong experience with DFM/DFA, GD&T, and tolerance analysis
Proven hands-on prototyping and fabrication experience (CNC/manual machining, 3D printing, sheet metal, fixtures, jigs)
Experience integrating electro-mechanical and motion systems
Comfortable working with small, precision mechanical and optical assemblies
Experience using and integrating microcontrollers and SBCs into testing platforms
Software experience (Python and/or C++) for test or automation
Lab-oriented mindset with attention to detail and practical problem solving
Clear written and verbal communication skills
Preferred
Familiarity with common optical and motion vendors (e.g., Thorlabs, Edmund Optics, Newport)
Experience designing optical test fixtures or camera test systems
Control system integration (PLCs, motion controllers, sensors)
FEA experience (static, thermal, modal, or nonlinear)
Experience working with external manufacturers and machine shops
Exposure to early-stage product development and rapid iteration cycles
Company
Optopax
Optopax offers designing, prototyping, and manufacturing services for optical, optoelectronic, and optomechanical systems.
11-50 employees
Funding
Current Stage
Early StageLeadership Team
Steve Oliver
Principal / Founder
Company data provided by crunchbase