Optical Transceiver Engineer - Fremont, CA, United States
Originally posted 26 June 2026 by the employer.
About the role
As an Optical Transceiver Engineer at Coherent Corp, you will work on optical transceiver hardware and electrical design from conception through high-volume manufacturing. You will collaborate with firmware, optical, mechanical, and process engineers to deliver products meeting customer specifications and reliability requirements.
What you'll do
- Conduct electrical, optical, thermal, and timing measurements of optical transceivers and generate specification compliance reports. - Design new or revised PCBAs for optical transceivers, using electronics CAD tools and electronic system modelling. - Conduct RF simulation of high-speed signal communication links and troubleshoot transceiver performance issues. - Create drawings, BOMs, and ECOs to document designs while coordinating with program managers, buyers/planners, and suppliers. - Support transceiver design reviews across Architectural, EVT, and DVT phases, while resolving DFM feedback from engineering and manufacturing. - Integrate hardware with real-time control firmware and coordinate with mechanical and optical engineers on component packaging and specification definition.
What you'll need
- Bachelor's degree in Electrical Engineering, Optical Engineering, or a related field with relevant hardware engineering experience. - Strong analog circuit design skills with an understanding of circuit theory, linear system theory, feedback, ICs, and high-speed RF fundamentals. - Hands-on laboratory measurement skills and experience across the board-level design cycle. - Experience with electronics CAD tools, electronic system modelling, and hardware/electrical testing. - Ability to debug and troubleshoot complex optical and electrical issues independently.
Nice to have
- Master's or Ph.D. degree in Electrical Engineering, Optical Engineering, or a related field. - Expertise in RF design using modeling tools such as CST or HFSS. - Understanding of microprocessors and real-time control firmware. - Direct experience with optical transceiver design, component selection, integration, and optical simulation tools.
This role has been open 117 days — well above the 51-day median for Hardware Systems Engineering roles.
Hardware Systems Engineering · AI ML Hardware
|
Open roles in category
1003
|
Median days open
51 d
|
Median salary
$155k
|
See the full market breakdown ▾Category comparison, and who else is hiring
| Metric | Coherent Corp | All employers we track in this specialty (1003 roles · 104 employers) |
|---|---|---|
| Open roles in this specialty | 15 | 1003 |
| Open roles in the wider Software, Firmware & Systems family | 36 | 6296 · 145 employers |
| Median days open | 67 d | 51 d (+16 d vs this employer) |
| Median salary (USD postings) | — | $155k |
Who's hiring in this category
- Intel Corporation · 72 open roles · median 34 d
- KLA Corporation · 63 open roles · median 48 d
- Teradyne · 61 open roles · median 34 d
- NVIDIA · 53 open roles · median 72 d
- Applied Materials · 51 open roles · median 70 d
- AMD · 46 open roles · median 52 d
How we counted: 1003 open Hardware Systems Engineering (AI ML Hardware) roles from 104 employers tracked in the SemiconductorJobs index, counted 22 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.