Demo

Principal Test Engineer

SiTime
Santa Clara, CA Full Time
POSTED ON 8/21/2026
AVAILABLE BEFORE 11/15/2026
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: www.sitime.com .

Job Summary

The Principal Test Engineer is responsible for the development of production test solutions for SiTime’s precision timing products. We are looking for a highly motivated hands-on individual to collaborate with cross-functional teams to develop highly optimized test solutions enabling SiTime’s game-changing timing products. It is not necessary to meet all job requirements to be a qualified candidate for the position.

Responsibilities

  • Define the ATE test flow and test plan for new products
  • Contribute to pre-silicon test program simulation/verification and AI tool implementation
  • Engage with design team on Design for Test (DFT) features and test plans
  • Develop test software on ATE platforms, such as Teradyne ETS-88 and UltraFLEX
  • Lead release-to-production activities and support the product into high volume production
  • Lead yield enhancement and cost reduction projects
  • Provide technical mentorship to other team members
  • Support other projects as needed by management or as business needs evolve

Qualifications & Requirements

  • Minimum BS Degree in Electrical Engineering or equivalent experience
  • Minimum 5 years of related work experience
  • Background in ATE development for mixed-signal ICs. Hands-on experience with ATE platforms such as Teradyne's ETS-88 or UltraFLEX preferred but not required
  • Knowledge of analog electronics and experience with board-level troubleshooting and debug
  • Ability to analyze and interpret test data, drive root cause analysis and corrective actions
  • Hands-on experience with electronics lab instrumentation
  • Experience with timing ICs (clock buffers, clock generators, PLLs, etc.) is preferred but not required
  • Excellent programming skills and prior experience with C .
  • Must be physically able to lift, push, pull up to 10 lbs.

Desired Characteristics & Attributes

  • High level of self-motivation and drive to make an impact
  • Strong people skills, and mentorship skills for engineers in the team
  • Strong sense of ownership, desire to understand and solve problems, and drive to the finish line
  • Strong interest in being hands-on in the lab
  • Ability and desire to work in a highly collaborative, fast-paced team environment
  • Excellent analytical and problem-solving skills
  • Excellent written and verbal communication skills

Compensation Range

At SiTime, we believe great work deserves great rewards. We offer a comprehensive and highly competitive compensation package designed to attract top talent.

The annual base salary range for this role is $164,400.00 – $226,000.00. The final offer is determined by factors such as location, experience, education, and training.

In addition to base salary, this role is eligible for a quarterly bonus tied to the achievement of innovation goals—reflecting our commitment to recognizing meaningful impact. We also offer equity grants, providing a meaningful opportunity to share in the company’s future growth and success.

SiTime is an Equal Opportunity Employer . We treat each person fairly and we do not tolerate discrimination or harassment against anyone on the basis of any protected characteristics, including race, color, religion, national or ethnic origin, sex, sexual orientation, gender identity or expression, age, disability, pregnancy, political affiliation, protected veteran status, protected genetic information, or marital status or other characteristics protected by law. SiTime participates in the E-Verify program.

Learn More about SiTime: Review the Get to Know SiTime section 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

Salary : $164,400 - $226,000

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