[Remote] Senior Module Engineer (Optical Transceiver Design Engineer)

Note: The job is a remote job and is open to candidates in USA. W3Global is pioneering the next generation of optical communications to unlock faster, more efficient AI data centers. As a Senior Module Engineer, you will lead the development of integrated hardware platforms, focusing on transceiver module development and commercialization activities, while collaborating with various teams to ensure product compatibility and performance. Responsibilities • Define hardware architectures for next-generation optical transceiver modules • Translate system requirements into optical/electrical/mechanical design specifications • Ensure integrated module is designed for reliability, manufacturing, and cost • Work closely with PIC team to ensure optical engine compatibility with modules • Optimize optical coupling (attach, lensing, tolerances) for performance and manufacturability • Oversee high-speed PCB design, signal integrity, and power integrity for PAM4/coherent lanes • Guide DSP/driver/AFE integration and testing • Thermal modeling, heatsink design, and module reliability strategies for high-power pluggables • Work with test team to establish test plans for module characterization (optical eye, TDECQ, jitter, sensitivity, power consumption) • Lead system-level validation in customer-like environments (switch/router/AI cluster testbeds) • Own early prototypes: hands-on assembly, debugging, and troubleshooting at the bench • Engage with optics, IC, and packaging vendors to qualify components and negotiate specs • Define DFM/DFT strategies, including optical/electrical test, assembly tolerances, and burn-in • Ensure modules comply with MSAs, IEEE/ITU standards, and Telcordia reliability requirements • Support technical discussions with early customers and partners, providing module performance data and roadmap alignment Skills • M.S. or Ph.D. in Electrical Engineering, Physics, Optics, or related field • 5+ years of experience in optical module/hardware development • High-Speed Electronics: Experience with PAM4 and/or coherent links, SerDes, TIAs, drivers, DSPs • Signal Integrity & RF: Eye diagrams, jitter analysis, TDECQ, crosstalk, channel modeling • Packaging & Assembly: Fiber attach, lens alignment, hermetic/non-hermetic packaging, PCB layout, co-packaged optics • Thermal modeling, heatsink design, reliability testing under high power density • Standards Knowledge: IEEE 802.3, OIF, MSAs (QSFP, OSFP, COBO, LPO/CPO) • Test & Characterization: Familiar with BERTs, high-speed oscilloscopes, optical spectrum analyzers, automated test platforms • Simulation/Modeling Tools: Lumerical, Zemax, HFSS, ADS, COMSOL, or equivalent • DFM/DFT, Telcordia GR-468, accelerated lifetime testing, yield optimization • Strong teamwork, collaboration, and communication skills • MS/PhD in Electrical Engineering, Physics, Optics, or related field Benefits • Competitive salary • Equity options • Comprehensive benefits package Company Overview • W3Global is a leading provider of end-to-end consulting services, empowering businesses to achieve their strategic goals and optimize their operations. It was founded in 2006, and is headquartered in Frisco, Texas, USA, with a workforce of 501-1000 employees. Its website is Company H1B Sponsorship • W3Global has a track record of offering H1B sponsorships, with 12 in 2025, 7 in 2024, 12 in 2023, 12 in 2022, 13 in 2021, 33 in 2020. Please note that this does not guarantee sponsorship for this specific role. Apply tot his job