Principal Engineer- Fiber Optics

Post Date

Jun 18, 2026

Location

Irvine,
California

ZIP/Postal Code

92614
US
Aug 17, 2026 Insight Global

Job Type

Perm

Category

Electrical Engineering

Req #

FTL-a6fe7346-3087-4fe5-9d57-ce763fbfe621

Pay Rate

$161k - $185k (estimate)

Job Description

Position Description:

This position is responsible for developing/qualifying new products as well as maintaining technical support for current products, focusing on emerging technologies such as high-speed Digital Coherent Optics (DCO). This includes working with vendors to make sure the products meet and maintain our technical requirements. Deliver high-quality services to our customers providing technical and solution-oriented support.

Essential Duties and Responsibilities:

Provide technical leadership and architectural direction for next-generation pluggable optics and adjacent products, driving innovation and differentiation across the product roadmap in collaboration with Product Line Management (PLM).

Serve as a technical authority and customer-facing expert on customer calls and site visits., supporting strategic customer engagements and complex technical escalations.

Own the development and qualification on new and emerging technologies including Digital Coherent Optics (DCO) and next generation technology.

Lead validation, interoperability, and qualification efforts for transceivers across multiple platforms and network environments.

Drive root-cause analysis and resolution of complex transceiver issues, working directly with customers and manufacturers to resolve them.

Provide technical guidance on transceiver coding, configuration, and product data management, ensuring consistency, traceability, and scalability across the portfolio.

Develop a strong relationship with sales team to increase support for key customers.

Advise on laboratory strategy, tooling, and infrastructure, ensuring lab capabilities support current and future optic development and testing needs.

Create and maintain testing and technical requirements documents for customers and vendors.

Continuously evaluate emerging technologies and industry trends in transceivers, influencing internal strategy and external partnerships.

This role pays between $161-185K and is located in Dallas, TX

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

Education and Experience:

Bachelor’s degree in Electrical Engineering, Computer Engineering, Physics, or a related field; advanced degree preferred.

10+ years of experience in optical networking and transceiver technologies, with demonstrated impact in product development or systems engineering roles.

Extensive hands-on experience with coherent optical communication systems, including functional knowledge of modulation formats, FEC, baud-rate scaling, and coherent DSP architecture.

Proven experience developing, testing, and validating pluggable optics, including 100G DCO, 400G ZR/ZR+, 800G, and pre-standard or early-deployment 1.6T transceivers.

Deep familiarity with coherent pluggable form factors, including QSFP28 DCO, QSFP-DD DCO, OSFP DCO, and CFP2-DCO.

Experience integrating and troubleshooting DCO optics on carrier-class and data-center platforms, including Cisco, Arista, Juniper, Nokia, Ciena, NVIDIA, Dell, or equivalent.

Strong knowledge of industry standards and MSAs, such as OIF 400ZR and OpenZR+, and experience applying them to transceiver development.

Expertise with fiber-optic and electronic test equipment for validation, characterization, and failure analysis.

Demonstrated ability to work directly with customers in technical, solution-oriented, or escalation-driven engagements.

Ability to interpret and produce complex technical documentation, including schematics, datasheets, and engineering work instructions.

Experience with platform configuration, interoperability testing, and advanced troubleshooting across IP and optical domains.

Nice to Have Skills & Experience

Education and Experience:

Bachelor’s degree in Electrical Engineering, Computer Engineering, Physics, or a related field; advanced degree preferred.

10+ years of experience in optical networking and transceiver technologies, with demonstrated impact in product development or systems engineering roles.

Extensive hands-on experience with coherent optical communication systems, including functional knowledge of modulation formats, FEC, baud-rate scaling, and coherent DSP architecture.

Proven experience developing, testing, and validating pluggable optics, including 100G DCO, 400G ZR/ZR+, 800G, and pre-standard or early-deployment 1.6T transceivers.

Deep familiarity with coherent pluggable form factors, including QSFP28 DCO, QSFP-DD DCO, OSFP DCO, and CFP2-DCO.

Experience integrating and troubleshooting DCO optics on carrier-class and data-center platforms, including Cisco, Arista, Juniper, Nokia, Ciena, NVIDIA, Dell, or equivalent.

Strong knowledge of industry standards and MSAs, such as OIF 400ZR and OpenZR+, and experience applying them to transceiver development.

Expertise with fiber-optic and electronic test equipment for validation, characterization, and failure analysis.

Demonstrated ability to work directly with customers in technical, solution-oriented, or escalation-driven engagements.

Ability to interpret and produce complex technical documentation, including schematics, datasheets, and engineering work instructions.

Experience with platform configuration, interoperability testing, and advanced troubleshooting across IP and optical domains.

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.