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Coherent Corp. · 6 hours ago

Principal System Validation Engineer

Fremont, CA

Full-time

Onsite

Senior Level, Lead/Staff

7+ years exp

Coherent Corp. is a global leader in lasers, engineered materials, and networking components. They are seeking a Principal System Validation Engineer to assist in standardizing and implementing test coverage for new optical transceiver products, coordinate global activities, and collaborate with design teams for optimization and debugging.

Responsibilities

Assist in the standardization and implementation of Switch-based DVT (XDVT) test coverage for all new 800G, 1.6T and future 3.2T optical transceiver products. This includes continuously defining the new test coverage and streamlining the XDVT submission, verification and data reporting process

Coordinate on the global XDVT activities, and assist/advise on the XDVT failure analysis working closely with different design teams from all R/D sites

Assist module design team/QA team for urgent optical transceiver evaluation, optimization and debugging on switches

Able to directly interface with Switch-vendor and DSP vendor for co-debugging on the very challenging link flap issues as part of joint efforts by cross-functional teams

Co-develop the special module tuning/optimization algorithm on Switch-based setup for LPO and LRO products by collaborating with design teams, customers and/or switch vendors

Establish the Switch-based knowledge base in three areas:

Switch study/characterization as part of design guidance

Switch-based product evaluation/optimization methodologies and lessons learned

Issues found on customer switch systems: Lesson learned, corrective actions and suggested design improvement

Work closely with Switch test engineer to bring up the new types of switches and have regular interaction with various switch vendors for co-debugging and feature request

Need light travel to other sites to facilitate the implementation of the Switch-based test platform and standardize the XDVT execution

Qualification

PythonOptical transceiver validationOptical test instrumentsSwitch OS knowledgeData analysis with SQLPCBA knowledgeCommunication skillsPresentation skillsDocumentation skills

Required

B.S. EE degree with 9-year experience or M.S. EE degree with 7-year experience required

Strong laboratory optical and electrical measurement skills required

Hands-on experience in optical test instruments, such as DCA, OSA, BERT, etc., is a Must

Strong data analysis skills with SQL, JMP, MS Excel

Strong skills in communication, presentation and documentation

Preferred

Strong programming skills with Python is preferred

Familiar with optical transceiver product characterization, validation and failure analysis in Switch-based system

Familiar with or capable of quick learning on Switch OS, such as Sonic by MSFT, Cumulus by Nvidia and VEOS by Arista

Experience in link performance optimization on Switch rack system in data center is a Plus

Basic knowledge in IEEE standard in terms of test specs and test methodologies

Solid knowledge in PCBA, RF and Fiber optics is highly preferred

Company

Coherent Corp.

Coherent empowers market innovators to define the future through breakthrough technologies, from materials to systems.

Founded in 1971

Saxonburg, PA, US

10001+ employees

http://www.coherent.com

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