Senior Opto Mechanical Design Engineer - Mountain View, CA, United States
$154,900 - $209,600 USD yearly
Originally posted 19 August 2026 by the employer.
Aeva’s 4D LiDAR sensors uniquely detect instant velocity in addition to 3D position.
About the role
This role involves designing optoelectronic products and managing them through the entire product lifecycle, from concept to final builds. Aeva’s 4D LiDAR sensors uniquely detect instant velocity in addition to 3D position.
What you'll do
- Develop new products, including concept execution, design, drawings, vendor selection, part evaluation, and product builds.
- Develop Silicon Photonics (SiP) optoelectronic devices and free space optics for these devices.
- Perform detailed Tolerance Analyses of components and assemblies.
- Maintain, design, test, and improve existing products.
- Design products utilizing miniature optics, sub-micron alignments, and micron level passive placements.
- Integrate mechanical, optical, and electrical components.
What you'll need
- 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.
- 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 through volume production.
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.
- Knowledge of part manufacturing processes such as plastic injection molding, machining, thin film and thick film ceramics, and HTCC ceramics.
This role has been open 58 days — slightly above the 51-day median for Hardware Systems Engineering roles.
Hardware Systems Engineering · AI ML Hardware
|
Open roles in category
953
|
Median days open
51 d
|
Median salary
$156k
|
See the full market breakdown ▾Category comparison, and who else is hiring
| Metric | Aeva Technologies | All employers we track in this specialty (953 roles · 102 employers) |
|---|---|---|
| Open roles in this specialty | 6 | 953 |
| Open roles in the wider Software, Firmware & Systems family | 16 | 6157 · 145 employers |
| Median days open | 71 d | 51 d (+20 d vs this employer) |
| Median salary (USD postings) | — | $156k |
Who's hiring in this category
- Intel Corporation · 68 open roles · median 34 d
- KLA Corporation · 64 open roles · median 44 d
- Teradyne · 56 open roles · median 28 d
- NVIDIA · 51 open roles · median 67 d
- Applied Materials · 49 open roles · median 64 d
- AMD · 47 open roles · median 48 d
How we counted: 953 open Hardware Systems Engineering (AI ML Hardware) roles from 102 employers tracked in the SemiconductorJobs index, counted 16 Oct 2026. Specialty figures count only roles carrying this exact specialty label, so an employer's related work in neighbouring specialties is not included there — it is counted in the wider Software, Firmware & Systems family row. Figures refresh nightly.