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# Principal Engineer, Infrastructure Hardware

- **Company:** SiTime Corporation
- **Location:** Santa Clara, CA, United States
- **Experience:** Expert
- **Salary:** $148,320 - $203,940
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Software Debugging, OrCAD, Release Management, Reliability Engineering, Systems Architecture, Computer Network Operations, Hfss, Wearables
- **Published:** November 13, 2026
- **Apply:** https://www.careerbuilder.com/job-details/principal-engineer-infrastructure-hardware-santa-clara-ca--efa1d596-5279-414e-a0de-015422f141b2

## About the Role

Electronics, Autonomous Driving Systems, Network Operations Center, Internet of Things, Artificial Intelligence (AI), Wearables, Reliability Engineering, Semiconductors, Cross-Functional, Manufacturing, * MS in Electrical Engineering or equivalent experience

 * 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 SI/PI, 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 is required, including the ability to effectively communicate, collaborate, and perform job responsibilities in a professional business environment.

## Description

We are seeking a hands-on Principal Infrastructure Hardware Engineer to architect, design, and deliver system platforms supporting characterization, validation, ATE, and high-volume manufacturing of SiTime products. This is a technical leadership role with no direct reports, ideal for a senior designer who excels at deep technical ownership and cross-functional influence. We value diverse experiences, perspectives, and career paths, and welcome candidates who are excited to contribute to our mission., System Architecture & Design Ownership

 * 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 SI/PI, PDN design and advanced simulations for low-jitter, high-speed interfaces

Manufacturing, Prototype Bring-Up, Debug & Validation

 * 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 debug
 * Utilize high-end lab equipment including oscilloscopes and phase-noise analyzers

Platform Scale & Technical Influence

 * Develop modular, reusable platforms supporting multiple product lines
 * Act as a technical mentor and design reviewer across hardware teams
 * Clearly communicate technical status, risks, and trade-offs to stakeholders