Optical Engineer - Optical Solutions

life insurance, parental leave United States, California, Fremont Apr 12, 2026

Molex possesses a rich heritage in the optical industry. We provide the highest performing and field-proven wavelength management solutions from components, modules to integrated line-cards. Continuous innovation in passive component function integration, miniaturization, and manufacturing automation, cutting edge WSS and amplify technology and comprehensive optical, mechanical, electrical and software integration capabilities enable us to serve the needs of high-density, high-bandwidth, and flexible optical networks.

In Fremont, we serve large, global clients in telecom and datacom industries in providing next generation optical modules to support the growing need for data and communications.

Molex offers a comprehensive portfolio of optical amplifiers, including EDFA, Raman, and EDFA-Raman hybrid amplifiers that cover both C and L-bands. These amplifiers are available at various levels of integration, from gain blocks to terminal or in-line amplifier line cards

We are hiring an Optical Engineer to work on the optical amplifier module and ROADM line card product development. We are open in to the level of experience as this could be an opportunity to train and development someone.

This role will be based onsite in our Fremont, CA office.

What You Will Do

• Responsible for Optical design of EDFA, Raman, integrated optical module and circuit pack, ROADM subsystems for telecom and DCI applications
• Responsible for leading optical design and design validation, troubleshooting. Working with global multi sites resources for full completion of product development and NPI cycle as well as flawless production launching in offshore manufacturing site
• Responsible to work with marketing team and PLM on Optical Amplifier, ROADM product RFP/RFQ response, specification negotiation, and customer technical support
• Responsible for defining optical components specifications to be used in the products.
• Developing and maintaining optical calibration and testing bed in full characterization of optical components and modules performance measurement.
• Responsible for troubleshooting customer field issues. Providing technical support for field operations, including issue investigation, log analysis, and resolution of optical network problems.
• Domestic and international travel is expected

• Will consider: Bachelor's Degree in Optical, Photonics, Electrical Engineering or Physics and at least 5 years of optical design experience or PhD in Optical, Photonics, EE or Physics with previous internship experience
• Knowledge in theory of Erbium Doped Fiber Amplifier (EDFA), Raman, etc. and other optical amplifier technology
• Knowledge of optical testing engineering, data analysis, process development, quality tools
• Knowledge of design for manufacturability/reliability
• Experience in fiber optical module and circuit pack manufacturing process (fiber routing and splicing, optical/mechanical/electrical integration assembly, etc.)

What Will Put You Ahead

• Advanced degree highly desired
• Experience in optical amplifier (EDFA, Raman, etc.) design, modelling and testing
• Experience in optical DWDM transmission system design and modelling

For this role, we anticipate paying $140,000 - $200,000 per year. This role is eligible for variable pay, issued as a monetary bonus or in another form.

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