Principal Engineer, Infrastructure Hardware

SiTime Corporation•Santa Clara, CA

About The Position

SiTime is seeking a hands-on Principal Infrastructure Hardware Engineer to architect, design, and deliver system platforms supporting product characterization, validation, ATE, and high-volume manufacturing. This is a technical leadership role with no direct reports, suited to a senior designer with deep technical ownership and cross-functional influence. The position owns system hardware design from architecture through production release and contributes to reusable platforms for multiple product lines.

Requirements

Master’s degree in Electrical Engineering or equivalent experience.
At least 7 years of hands-on experience designing complex system hardware for high-volume products.
Proven delivery of hardware from concept through production.
Deep expertise in board, package, socket, and manufacturing technologies.
Strong signal-integrity/power-integrity, high-speed digital, and mixed-signal design experience.
Proficiency with OrCAD, Allegro, ADS, HFSS, or equivalent tools.
Experience working with ODM/OEM partners and external compliance labs.
English proficiency, including the ability to communicate, collaborate, and perform job responsibilities in a professional business environment.

Responsibilities

Own end-to-end system hardware design from architecture through production release.
Define system architecture, schematics, PCB stack-ups, and layout constraints.
Drive component selection and vendor strategy, balancing performance, cost, quality, and supply.
Lead signal-integrity and power-integrity design, power-delivery-network design, and advanced simulations for low-jitter, high-speed interfaces.
Drive DFM, DFA, and DFT reviews with fabrication and assembly partners.
Lead hands-on prototype bring-up, debug, and characterization.
Perform system-level failure analysis and root-cause debugging.
Use laboratory equipment, including oscilloscopes and phase-noise analyzers.
Develop modular, reusable platforms that support multiple product lines.
Mentor and review designs across hardware teams.
Communicate technical status, risks, and trade-offs to stakeholders.