About SiTime

SiTime Corporation is the precision timing company. 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 3 billion devices shipped, SiTime is changing the timing industry. For more information, visit www.sitime.com.

Job Summary

Join the team that is revolutionizing the timing industry with the best silicon Microelectromechanical Systems (MEMS) timing products in the world. As a Principal MEMS Development Engineer, you will use your technical and creative problem-solving skills to push forward MEMS technology and engineer resonators for SiTime’s next-generation timing products. It is not necessary to meet all job requirements to be a qualified candidate for the position.

Responsibilities:

Lead definition and execution of challenging technical projects.
Advise management of challenges, impact, recommendations.
Develop new or improved resonators, MEMS technologies and/or products.
Design MEMS devices and characterize their electrical, mechanical, and thermal performance on wafer level and/or device level.
Work with process team to drive continuous improvement in MEMS yields.
Extend and enhance automated infrastructure for MEMS design, measurements, and data analysis.
Design and analyze experiments to understand device physics, materials, and fabrication.
Interface with local and overseas vendors.
Work in cross-functional teams, including circuits, systems, and packaging.
Working/supporting other projects as needed.

Qualifications & Requirements:

Ph.D. in ME, EE, Physics, or equivalent
At least 3 years of industry experience.
Skilled scientist with ability to design, conduct, and analyze experiments.
Excellent problem identification and problem-solving abilities.
Excellent knowledge of mechanics, electrodynamics, thermodynamics.
Knowledge in fundamentals of MEMS devices physics and fabrication.
Experience with finite element simulation tools (COMSOL, ANSYS) and data processing tools (Matlab, Python).
Excellent interpersonal, organizational, written and verbal communication skills.
Passion for delivering exceptional results.

Desired Characteristics & Attributes:

3 -10 years of industry experience.
Intermediate to advanced knowledge of programing languages, circuits, metrology equipment and methods.
Experience with Statistical analysis and tools such as R or JMP.
Knowledge in MEMS microfabrication.

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.

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.

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.

About the company

SiTime designs and sells silicon-based timing solutions built on MEMS technology, including oscillators, network synchronizers, and jitter cleaners for automotive, industrial, IoT, mobile, aerospace, defense, and telecom markets. These devices use micro-electromechanical resonators on silicon to generate clocks and synchronize networks, replacing traditional quartz components. SiTime is a fabless company that outsources manufacturing to third-party foundries, allowing it to focus on design and product development. Its goal is to broaden MEMS timing adoption by providing compact, power-efficient, and temperature-stable timing solutions to customers worldwide.

Company Size

501-1,000

Company Stage

IPO

Headquarters

Santa Clara, null

Founded

2005

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Benefits

Remote Work Options
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Company Equity

Company News

GPS World

Oct 27th, 2026

SiTime lines up demos, sessions at ITSF.

SiTime lines up demos, sessions at ITSF. Credit: SiTime SiTime is taking part in the International Timing and Sync Forum (ITSF) 2026, being held Nov. 2-5 in Geneva. Timing and synchronization have moved from a niche engineering concern to a critical-infrastructure issue across telecom, data centers, and other advanced electronics, the company explained. SiTime experts will lead five sessions, hold live product demonstrations, and also meet with press. Sessions by Kishan Shenoi and Greg Armstrong will lead sessions that run from fundamentals to frontier topics. Shenoi opens on Day 1 withFundamentals of Timing and Synchronization. Armstrong follows with Synchronized Clocks. The two will then team up the same day on Radio Access Network (RAN) Synchronization Fundamentals, which covers the timing requirements underpinning today's mobile networks. On Day 3, the two also discuss deeper technical subjects. In Framework for Bounding Time Uncertainty in Hardware Clocks, Shenoi tackles how engineers can quantify and limit uncertainty at the hardware level. The same day, In Let's Not Forget About TDEV, Armstrong makes the case for renewed attention to time deviation (TDEV), a long-standing measure of clock stability, as networks demand ever-tighter synchronization. Between sessions, SiTime's timing experts will be at Booth 20b showcasing the company's latest products and solutions.

Yahoo Finance

Oct 23rd, 2026

SiTime stock falls 34.9% to $462.72: past 30% drops paid off in five of seven cases

SiTime (SITM) shares have fallen 34.9% since October 6, 2026, closing at $462.72 on October 22. Since November 2019, the stock has had eight drops of more than 30% within six weeks. Of the seven drops with a full year of data, five left the stock higher a year later. The median gain turned $10,000 into about $11,800, though the stock typically fell a further 27.1% at some point. Both losing cases came in 2022, the worse leaving shares 49% lower. Revenue reached $468 million over the four quarters to June 2026, up 83.0%. Operating margin was just 0.188%, and the stock trades at 26.2 times sales. SiTime closed its Renesas timing business acquisition on July 1, funded partly by $1.35 billion of convertible notes due 2031.

Yahoo Finance

Sep 11th, 2026

Benchmark assigns $850 target to SiTime as timing tech firm closes $300M+ Renesas deal

Benchmark analyst Gary Mobley initiated coverage of SiTime Corp. with a Buy rating and $850 price target on 20 August. The rating is backed by expectations of increased relevance of precision timing technology for system manufacturers. SiTime's second-quarter net revenue reached $157.4 million, up 127% year-on-year. Adjusted gross margins were 67.1%, whilst adjusted net income was $65.6 million or $2.34 per diluted share. The company held $1,921 million in cash and short-term investments. SiTime finalised its acquisition of Renesas Electronics' timing business on 1 July, adding over 550 clocking products to its portfolio. The acquired business is expected to generate at least $300 million in revenue over the next 12 months. However, the Renesas deal carries high integration risks, and SiTime faces concentration risk from its heavy reliance on the AI Datacenter Communications segment.

Bloomberg

Aug 11th, 2026

SiTime CEO credits AI data centers for triple-digit revenue growth ahead of Renesas deal

SiTime reported triple-digit year-over-year revenue growth, driven largely by AI demand and the expanding data centre market, according to Chairman and CEO Rajesh Vashist. The company's timing synchronisation technology is critical for data centre components including TPUs, GPUs, switches, accelerator cards, optical modules, and cables. Vashist explained that the technology ensures high performance and cost efficiency across these systems. He discussed the company's growth trajectory and market position during an interview on Bloomberg's "The Close" programme.

Yahoo Finance

Aug 6th, 2026

SiTime stock surges 27% as Q2 revenue more than doubles to $157M on AI data centre demand

SiTime's shares surged nearly 27% on Thursday following strong second-quarter results. The silicon timing components specialist reported revenue of $157.4 million, more than double the $69.5 million from the same quarter in 2025. The communications, enterprise, and data centre segment drove growth with 181% revenue increase, fuelled by artificial intelligence infrastructure build-outs. The automotive, industrial, and aerospace segment, along with consumer, mobile, and IoT, each grew over 50%. Adjusted net income quintupled to $65.6 million, or $2.34 per share, beating analyst expectations of $146.3 million in revenue and $1.96 per share. For the current quarter, SiTime projects revenue between $285 million and $295 million, with adjusted earnings of $3.50 to $3.65 per share, significantly exceeding third-quarter 2025 results.

SiTime

Principal MEMS Development Engineer

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About the company

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