Senior Mechanical Design Engineer - Lidar Test Systems Jobs

Aeva

Location:
United States, Mountain View

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

132400.00 - 179200.00 USD / Year

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Job Description:

We are looking for a Mechanical Design Engineer to contribute to the mechanical design of our test and qualification systems at Aeva, a company transforming autonomy with groundbreaking sensing and perception technology.

Job Responsibility:

Design and develop fixtures for testing photonics, optical modules, electromechanical assemblies, PCBAs, and end-of-line systems
Manage equipment bring-up, vendor relations, and installation at Contract Manufacturers (CMs)
Partner with design and manufacturing teams to provide Design for Test (DfT) feedback and create novel tests for performance, calibration, and reliability
Interface with ATE vendors, OSATs, and CMs for DFT/DFM feedback, quoting, and procurement
Prepare and maintain BOMs and detailed design documentation

Requirements:

3+ years in detailed design and validation of mechanical assemblies
Proficiency with tolerance analysis methods (RSS, Monte-Carlo)
Strong knowledge of Design for Test (DFT) and Design for Manufacturing (DFM) for photonics, Lidar/Camera systems, and PCBAs
Experience with test engineering, instrumentation, and managing thermal systems for photonics components
Proficient in SolidWorks 3D modeling and 2D drawings
Understanding of manufacturing processes for metal and plastic
Experience applying ASME Y14.5 Geometric Dimensioning and Tolerancing (GD&T)
Hands-on engineer with a drive to learn and innovate
Self-starter with demonstration of owning multiple projects in parallel

Nice to have:

Experience with Lidar test systems, calibration infrastructure, and custom test fixtures/load boards for photonics and semiconductor ATE platforms
Hands-on experience with key instruments: tunable lasers, detectors, oscilloscopes, spectrum analyzers, RF tools, and ATE platforms
Comfortable with geometric optics and motion system design, including pneumatics and motorized actuator selection

What we offer:

Medical, Dental, Vision, and more
401k matching
Unlimited PTO
Paid lunches
Ping pong tournaments
Fun team off-sites
Equity
Bonus
Pre-tax commuter and health care/dependent care accounts
Life and disability benefits
Paid parental leave
11 paid holidays annually

Additional Information:

Job Posted:
December 05, 2025

Employment Type:

Fulltime

Work Type:

On-site work

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Senior Mechanical Design Engineer - Lidar Test Systems