Senior Opto Mechanical Design Engineer

at Aeva
Mountain View, CA AI Vehicle Tech Full-time $155k to $210k Posted Aug 19, 2026
Apply on Aeva (opens in a new tab) Sourced via jobs.lever.co · Posted 2026-08-19

About this role

Aeva is hiring a Senior Opto Mechanical Design Engineer, full-time, on-site in Mountain View, CA, in the AI Vehicle Tech sector.

About us: Aeva’s mission is to bring the next wave of perception to a broad range of applications from automated driving to industrial robotics, consumer electronics, consumer health, security, and beyond. Aeva is transforming autonomy with its groundbreaking sensing and perception technology that integrates all key LiDAR components onto a silicon photonics chip in a compact module. Aeva 4D LiDAR sensors uniquely detect instant velocity in addition to 3D position, allowing autonomous devices like vehicles and robots to make more intelligent and safe decisions. Role Overview: Aeva is looking for a Mechanical Design Engineer to join our growing team! This individual will design our optoelectronic products and carry them through the entire product lifecycle. They will be a key member in the development of new products from concept to final builds, partnering with cross-functional teams along the way.

What you'll be doing:

  • Development of new products including execution on concept, design, drawings, vendor selection, part evaluation, and product builds
  • Developing cutting edge Silicon Photonics (SiP) optoelectronic devices
  • Development of free space optics for optoelectronic devices
  • Detailed Tolerance Analyses of components and assemblies.
  • Maintenance, design, testing, and improvement of existing products
  • Product designs utilizing miniature optics, sub-micron alignments, and micron level passive placements
  • Fixture design and development ranging from prototype to production
  • Integration of mechanical, optical, and electrical components
  • Lead reviews of mechanical development activities
  • Interacting with CMs and suppliers to provide mechanical support for manufacturing of parts and products

What you have:

  • Minimum of BS degree in Mechanical Engineering with 5+ years of experience in related engineering roles
  • Experience with detail design, development and validation of mechanical assemblies for prototype volumes to mass manufacturing
  • Solid understanding of design for assembly and integration in complex optoelectronic devices including tolerance stack analysis
  • Knowledge in manufacturing processes for assembly of optoelectronic devices (die attach, wirebond, active alignment, hermetic sealing)
  • Experience in design for manufacturing across the entire product life cycle from concept thru volume production
  • Knowledge of part manufacturing processes such as plastic injection molding, machining, thin film and thick film ceramics, and HTCC ceramics is desirable

Nice to have:

  • Prototype and production equipment design experience
  • Manufacturing experience of optoelectronic devices
  • Geometric optics knowledge
  • Experience in semiconductor packaging / assembly processes and design rules

What's in it for you:

  • Be part of a fast paced and dynamic team
  • Very competitive compensation and meaningful stock grants
  • Exceptional benefits: Medical, Dental, Vision, and more
  • Unlimited PTO: We care about results, not punching timecards

Description from Aeva's official posting. Always confirm details on the company careers page.

Apply on Aeva Applications go directly to Aeva. Curated by Larry Sherwood Jr.

About Aeva

Aeva

Company in the mobility sector tracked nightly on the Mobility Jobs board.

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Larry Sherwood Jr.

About Larry Sherwood Jr.

Talent Acquisition Leader specializing in mobility, EV, and frontier tech. 1,000+ hires across roles ranging from production technicians to VPs, including 48 hires for the AFEELA U.S. launch at Sony Honda Mobility (98% offer acceptance, $1.5M+ agency savings). SHRM-CP certified. Build recruiting functions from scratch, no agencies.

SONY HONDA MOBILITYFISKERSHRM-CP1,000+ HIRES

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Curated by Larry Sherwood Jr. on the free Mobility Jobs board. Pulled nightly from company applicant tracking systems. Apply directly on the source link above to be considered.