CAD Fixture Designer for Automated Wireless Charging Tests

OSI Engineering, Inc.; Cupertino (CA); On-site; USD 95,000 - 130,000; Full time

Job summary

OSI Engineering, Inc. in Cupertino seeks a Mechanical Test Automation Engineer to design fixtures, nests and jigs for wireless charging accessories. You will refine fixtures, prototype with 3D printing, and calibrate test benches for unattended overnight runs.

The role emphasizes mechanical/CAD work with light Python scripting, cross-functional collaboration with EEs, software, and PMs in a makerspace setting.

Qualifications

• BS in ME, Mechatronics, EE or related field (or equivalent) with 3+ years testing electromechanical or embedded systems.
• Strong 3D CAD skills (SolidWorks, NX or similar) for fixture and jig design.
• Hands-on rapid prototyping (3D printing, light fabrication) and actuator/sensor integration.
• Experience isolating defects across hardware, firmware and software.
• Working Python skills for editing and maintaining test scripts.
• Clear written and verbal communication, including test plans and bug reports.

Responsibilities

• Design custom test fixtures, nest plates and alignment jigs in 3D CAD for wireless charging accessories.
• Prototype and iterate on fixtures with 3D printing and light fabrication, then assemble and calibrate them.
• Integrate actuators, stages and sensors into test benches built for reliable, unattended overnight runs.
• Adjust test tunables and maintain existing Python scripts as needed.
• Run charge stability, regression and protocol tests on Qi, Qi2 and magnetic charging setups.
• Find the root cause of electromechanical and firmware issues, and write clear bug reports for cross-functional teams.

Skills

Python scripting

Fixture design

3D CAD

Electromechanical testing

Education

B.S. in ME / Mechatronics / EE

Tools

SolidWorks

NX CAD

3D printing

SCPI

VISA

DAQ

Job description

OSI Engineering, Inc. in Cupertino seeks a Mechanical Test Automation Engineer to design fixtures, nests and jigs for wireless charging accessories. You will refine fixtures, prototype with 3D printing, and calibrate test benches for unattended overnight runs.

The role emphasizes mechanical/CAD work with light Python scripting, cross-functional collaboration with EEs, software, and PMs in a makerspace setting.