Principal Engineer, Infrastructure Hardware

About SiTime

SiTime is the Precision Timing company.

Timing is the heartbeat of all electronics ensuring performance resilience and scalability. For decades quartz devices non-silicon technology have kept systems in sync but they struggle in harsher more demanding environments. MEMS-based Precision Timing delivers greater accuracy smaller size and resilience. Today MEMS timing powers over 400 applications including high-growth ones in AI datacenters automated driving industrial and humanoid robots wearables and IoT.

Our semiconductor MEMS programmable solutions offer a rich feature set that enables customers to differentiate their products with higher performance smaller size lower power and better reliability. With more than 4 billion devices shipped SiTime is changing the timing industry. For more information visit: .

Job Summary

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

Key Responsibilities

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

Required Qualifications

• 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

Learn More about SiTime:Review theGet to Know SiTimesection of our career page to explore our culture values and what makes us unique.

• Innovation on Top Philosophies of Innovation with Rajesh Vashist
• Fabrication Knowledge An Interview with Rajesh Vashist
• SiTime Corporation YouTube

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