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51 fiber optic jobs at 28 companies in San Jose, CA

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Senior Fiber Optic Module Packaging Engineer
Sunnyvale, California, United States
$92k-$150k/yr OnsiteFull Time
Coherent
CoherentNYSE: COHR: Manufactures lasers, engineered materials, and optical networking components.
2+ YOEBS/MS in telecom/optomechanical engineering, physics or related; minimum 2 years' related experience; SolidWorks and MS Office proficiency; experience with telecom fibers, materials selection, packaging design, testing, and manufacturing transfer.
SolidWorks, Word, Excel, Outlook, PowerPoint
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2mo
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Principal Optical Fiber Architect
Milpitas, California, United States
$170k-$230k/yr OnsiteFull Time
PsiQuantum
PsiQuantum: Builds fault-tolerant quantum computers using silicon photonics technology.
10+ YOEMS/PhD in Physics, Optical or Electrical Engineering; 10+ years in industry; 5+ years in fiber networks; expertise in fiber optics, loss, dispersion, polarization, and phase stability; Python tooling; product lifecycle experience.
Python, OBR, OSA, Power meters
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4w
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Global Sourcing Manager, Fiber & Optics
Austin or New York or San Francisco or United States or Seattle
$239k-$278k/yr OnsiteFull Time
Fluidstack
Fluidstack: Provides high-performance cloud GPU infrastructure for AI development.
Experience sourcing fiber, optics, and connectivity at high volume; ability to qualify second sources, understand optics specs, negotiate volume agreements, and forecast demand.
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1w
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Advanced Packaging Engineer — Fiber Array Integration
Palo Alto, California, United States
OnsiteFull Time
Cspeed IO
Cspeed IO: A stealth startup developing next-generation optical semiconductor solutions for AI infrastructure.
6+ YOEBS/MS/PhD or equivalent experience in relevant field,6+ years in optical/photonic packaging, fiber-optic connector and tolerance-stack experience, optical metrology skills, and ability to transfer processes to production.
Zemax, CODE V, GD&T
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8h
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Optical Interconnect System Engineer
San Francisco, California, United States
$342k-$445k/yr HybridFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
Experience designing, deploying, qualifying, and troubleshooting large-scale optical systems, high-density fiber architectures, optical-mechanical integrations, and integrated hardware systems.
fiber, optical modules
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2d
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Optical Test Engineer
Los Gatos, California, United States
$87k-$182k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEBachelor's degree in physics or optical, electrical, or mechanical engineering and 5 years of related experience; expertise in fiber optics, optical testing, troubleshooting, and design.
Erbium-Doped Fiber Amplifiers (EDFAs)
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3mo
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Laser and Photonics Engineer
San Carlos, California, United States
$110k-$150k/yr OnsiteFull Time
Cowboy Space
Cowboy Space: Building satellite-based orbital infrastructure for AI data centers.
3+ YOEBachelor’s in Optical/Electrical/Physics; 3+ years fiber-optic experience; rare-earth-doped amplifiers; fiber-optic components; high-speed test equipment.
fiber lasers, fiber amplifiers, OSA, power meters, polarimeters, high-speed oscilloscopes, interferometers
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2mo
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Optical Engineer - Amplifiers - Fremont, California, United States
Fremont, California, United States
$140k-$200k/yr OnsiteFull Time
Koch Inc.
Koch Inc.: Operates global manufacturing, refining, and industrial technology businesses.
5+ YOEBachelor in Optical/Photonics/EE/Physics with 5+ years of optical design or PhD with internship; knowledge of EDFA, Raman, optical testing, manufacturability; experience with fiber optic modules and ROADM.
EDFA, Raman, ROADM, DWDM, optical testing, fiber routing, splicing, optical/mechanical/electrical integration
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2mo
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Director, Supply Chain – Optical Transceivers & Fiber
San Jose or Seattle or Nashville
$126k-$264k/yr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
10+ YOE5+ Mgmt10+ years in sourcing/procurement/supply chain; 5+ years leading teams; Bachelor's in related field; strong leadership and cross-functional collaboration.
Cost Modeling, Cost Optimization, Project Management, Supplier Performance Management, Supplier Relationship Management, Supplier Strategy
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3d
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Sr. Engineer, Free-Space Optics
San Jose, California, United States
$150k-$192k/yr OnsiteFull Time
Ayar Labs
Ayar Labs: Develops optical interconnect technology for high-speed data movement.
2+ YOEBachelor's degree in optical engineering, physics, or related field; 2+ years in optical testing, modeling, and validation; expertise in free-space alignment, fiber coupling, measurement, and optical modeling tools.
Zemax, Code V, Lumerical
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2w
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Commercial Technology Engineer
United States or Los Angeles or San Jose
$140k-$160k/yr OnsiteFull Time
Sumitomo Electric
Sumitomo ElectricTokyo Stock Exchange: 5802: Manufacturer of electrical wires, cables, and automotive wiring harnesses.
5+ YOEBachelor's in engineering,5+ years in fiber optics/data center or related technical-commercial roles,strong fiber optic and optical interconnect knowledge,excellent communication and presentation skills,customer-facing commercial experience.
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1mo
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Senior Electromechanical Engineer — Antenna Systems
Saratoga or Arlington
$140k-$190k/yr OnsiteFull Time
E-Space
E-Space: Builds sustainable LEO satellite networks for global IoT connectivity
Hands-on experience designing wiring harnesses, optical fiber/fiber-optic harnesses, connectors, and sensor integration for space/LEO applications; experience with flight-environment qualification (thermal-vacuum, vibration, radiation).
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3w
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New Product Introduction Engineer, Optics and Cables
Santa Clara, California, United States
OnsiteFull Time
Nexthop AI
Nexthop AI: Builds high-performance networking infrastructure for large-scale AI cloud deployments.
8+ YOE8+ years hardware/optical engineering experience with 400G+ transceivers and cables; BS/MS in related field; expertise in MPO/LC/EBO, QSFP-DD/OSFP, vendor audits, BERT, optical scopes, and automated fiber inspection.
optical scopes, BERT, automated fiber inspection systems
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2w
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Photonic Engineer, Platforms Infrastructure
Sunnyvale, California, United States
$132k-$189k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
2+ YOEBachelor's or equivalent experience,2 years working with fiber optical components,EMR not relevant; proficiency in DSP, high-speed simulation, and optical transceiver design preferred.
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1mo
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Optical Systems Engineer – Data Center Hardware
Santa Clara, California, United States
$134k-$201k/yr OnsiteFull Time
Marvell
MarvellNASDAQ: MRVL: Designs and develops high-performance semiconductor and infrastructure solutions.
10+ YOEM.S. in optical/photonics/electrical engineering, 10+ years in optical communications hardware (5+ years in data center/HPC interconnects), expertise in structured cabling, fiber connectors, IEC inspection criteria, OTDR/OCDR tools, and SolidWorks proficiency.
SolidWorks, OTDR, OCDR
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1w
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R&D Technician Opto-Mechanical
Mountain View, California, United States
$30-$40/hr OnsiteFull Time
Aeva
AevaNYSE: AEVA: Develops 4D LiDAR sensing technology for autonomous vehicles and robotics.
3+ YOE3+ years in opto-mechanical or fiber optics; optical alignment and assembly, visual inspection, measurement using calipers/micrometers/gauges, ability to read engineering drawings, strong communication and documentation skills.
microscope, caliper, micrometer, pin gauge, thread gauge, height gauge
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1w
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Principal Optical Assembly Engineer
San Jose, California, United States
$133k-$185k/yr OnsiteFull Time
Astera Labs
Astera LabsNASDAQ: ALAB: Designs connectivity solutions for cloud and AI infrastructure.
8+ YOEB.S./M.S./Ph.D. in engineering or related field,8+ years in optical assembly or photonics packaging,hands-on process development,alignment and fiber attach experience,SPC/Cpk yield analysis,process documentation and equipment qualification.
SPC, Cpk, active alignment systems, dispensing tools, curing tools
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1mo
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Principal Laser Engineer
Milpitas, California, United States
$139k-$231k/yr OnsiteFull Time
MKS Instruments
MKS InstrumentsNASDAQ: MKSI: Supplies process control instruments and chemicals for semiconductor manufacturing.
2+ YOEMS in engineering/physics/material science/chemistry (or PhD) with industry experience (MS+5y or PhD+2y). Hands-on fiber and free-space optics, alignment, optical measurement instruments, and strong communication skills; US work eligibility required.
SNLO, MATLAB, Python, ZEMAX, FRED
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2mo
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Sr. Silicon Photonics Design Engineer
Sunnyvale, California, United States
$139k-$258k/yr OnsiteFull Time
Nokia
NokiaNYSE: NOK: Sells telecommunications infrastructure and software for global network operators.
5+ YOEMS or PhD in integrated optics/silicon photonics/electrical engineering/applied physics; 5+ years industry experience; expertise in silicon photonics device design, optical test and fiber-waveguide coupling, RF test (VNA, spectrum analyzer), and programming in Python or C++.
Python, C++, Lumerical, VNA, spectrum analyzer
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2d
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Photonics Test Technician
Santa Clara, California, United States
$45-$55/hr OnsiteFull Time
nEye Systems
nEye Systems: Develops MEMS-based silicon photonics optical circuit switches for data centers.
Associate degree in electrical engineering, physics, materials science, or equivalent experience; hands-on fiber optics, photonics, MEMS, wafer testing, metrology, instrumentation, and controlled lab experience required.
MEMS, silicon photonics, optical circuit switches, metrology systems, single mode fiber optics, oscilloscopes, power meters, laser systems, wafer probing
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