Engineer I, Post-Silicon Validation

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 Post-Silicon Validation Engineer I will contribute to the validation, characterization, and productization of SiTime's MEMS-based precision timing products. Working closely with experienced engineers, this role will support post-silicon validation activities, automated test development, data analysis, and failure analysis across a variety of timing products.

This position provides an opportunity to develop expertise in mixed-signal systems, precision timing technologies, automated measurement systems, and semiconductor product development while collaborating with cross-functional teams including MEMS, circuit design, product engineering, and operations.

It is not necessary to meet all job requirements to be a qualified candidate for the position.

Responsibilities:

• Support validation, characterization, and release-to-production activities for MEMS-based timing products.
• Execute validation and characterization plans and document results through technical reports and presentations.
• Work with MEMS, circuit design, and Systems engineering teams to evaluate new silicon at the system and building-block level.
• Develop and execute experiments to evaluate product performance and investigate new technologies and concepts.
• Design, develop, and maintain automated measurement and data-analysis tools.
• Design, develop, and validate PCB test platforms, firmware, and laboratory setups to enable automated data acquisition and analysis.
• Analyze characterization data using statistical methods to identify trends, anomalies, and product performance metrics.
• Support development and transfer of algorithms into test and production environments.
• Perform debugging and engineering failure analysis to support root-cause investigations.
• Collaborate with cross-functional teams to improve product performance, test methodologies, and engineering processes.
• Continuously improve technical knowledge in semiconductor validation, timing technologies, measurement techniques, and automation frameworks.

Qualifications & Requirements:

• MS or PhD in Electrical Engineering, Mechanical Engineering, Physics, or a related engineering discipline.
• 0-2 years of experience in semiconductor validation, characterization, product engineering, or related fields.
• Fundamental knowledge of analog and mixed-signal circuits.
• Basic understanding of semiconductor devices and laboratory measurement techniques.
• Hands-on experience with electronic laboratory instrumentation and measurement setups.
• Programming experience using Python, MATLAB, C, C++, or similar languages.
• Familiarity with data analysis, statistics, and data visualization techniques.
• Strong analytical and problem-solving skills.
• Ability to work effectively in a cross-functional team environment.
• Strong written and verbal communication skills.

Preferred Qualifications

• Academic or internship experience with semiconductor, MEMS, sensor, analog, or mixed-signal products.
• Experience with test automation, laboratory software development, or data-analysis tools.
• Experience with PCB design, firmware development, or embedded systems.
• Exposure to precision timing, oscillators, clocks, MEMS devices, or related technologies.
• Experience using MATLAB, Python, LabVIEW, or similar engineering tools.

Desired Characteristics & Attributes

• High level of self-motivation and enthusiasm for learning.
• Strong curiosity and desire to understand complex technical systems.
• Excellent analytical and troubleshooting skills.
• Attention to detail and commitment to engineering quality.
• Ability to thrive in a highly collaborative, fast-paced environment.
• Strong sense of ownership and accountability.

Preferred Qualifications

• Experience with precision timing, oscillators, clocks, resonators, MEMS devices, or frequency-control products.
• Knowledge of phase noise, jitter, Allan deviation, frequency stability, and precision timing measurement techniques.
• Experience transferring characterization methodologies, screening algorithms, and test limits into high-volume manufacturing environments.
• Experience designing PCB-based validation platforms, embedded firmware, and automated test infrastructure.
• Experience influencing product architecture, technology roadmaps, engineering capabilities, and long-term organizational growth initiatives.

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