Coherent Corp. · 1 day ago
Principal Engineer
Fremont, CA
Full-time
Onsite
Senior Level, Lead/Staff
$114K/yr - $196K/yr
5+ years expCoherent Corp. is a global leader in lasers, engineered materials and networking components, seeking a Principal Engineer to focus on electrical/rf design and characterization of fiber optic sub-assemblies. The role involves working with suppliers to develop active components, driving reliability and performance improvements, and interfacing with internal customers.
AerospaceIndustrialMachinery ManufacturingManufacturingNavigationSemiconductor
Responsibilities
Primary responsibility is electrical/rf design and characterization of fiber optic sub-assemblies, primarily >100 Gbit/s and higher with focus on coherent transmission
Experience with various simulation modeling tools, such as HFSS, ADS, CST, Pads, etc
Work closely with both internal and external suppliers to develop the necessary active components (drivers, TIAs, analog ICs, DSP, etc.)
Identify and drive reliability, performance and yield improvement projects
Interface with internal customers, in both NPI and production organizations
Qualification
Required
B.S. with 5 years of related experience, or M.S. with 2 years, or Ph.D
Strong academic background and knowledge of RF and Microwave engineering, ideally also in optical communications
Expertise on high-speed optoelectronic and RF components – designs, specifications, characterization, performance, and qualification
Hands-on experience with various EM simulation modeling tools, such as HFSS, ADS, CST, Matlab, etc.)
Hands-on experience on characterization and measurements of s-parameters, bandwidth by using VNA, TDR, VSA, oscilloscope, signal or vector signal generator etc
Solid foundation of understanding for high-speed optical transceivers
Identify and drive reliability, performance and yield improvement projects
Strong laboratory measurement skills required (optical and electrical lab measurements), including script-based test automation
Strong collaborative and communications skills are required for interactions with customers, with the design, process, and manufacturing teams
Strong analytical problem-solving skills for product design and debug
Hands-on technical background in generating schematics, netlists and PCB layout
Experience in advanced packaging of electrical and/or optical devices (flip-chip, BGA)
Work closely with both internal and external suppliers to develop the necessary active components (drivers, TIAs, analog ICs, etc.)
Preferred
M.S. preferred
Ph.D. a plus
Benefits
Competitive compensation program
Comprehensive career development platform
Company
Coherent Corp.
Coherent empowers market innovators to define the future through breakthrough technologies, from materials to systems.
10001+ employees
H1B Sponsorship
Coherent Corp. has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (20)
2024 (18)
2023 (16)
2022 (6)
2021 (7)
2020 (9)
Funding
Current Stage
Public CompanyTotal Funding
$3.44BKey Investors
JP Morgan Chase
2025-09-26Post Ipo Debt· $3.03B
2021-05-07Post Ipo Equity· $410M
1987-10-09IPO
Leadership Team
Sherri Luther
CFO and Treasurer
G
Giovanni Barbarossa
Chief Strategy Officer & President Materials Segment
Recent News
GlobeNewswire
2025-12-19
2025-10-07
Company data provided by crunchbase