Associate Application Engineer

About Si. Time Si. Time 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, Si. Time is changing the timing industry. For more information, visit: www.sitime.com .

Job Summary

As an Applications Engineer at Si. Time you will work directly with system architects, validation engineers and others on the applications engineering team on configuring Si. Time’s flagship timing devices focused on the wireless and datacenter markets. Your primary focus will be on performance optimization of our PLL devices.

This will require extensive lab work and customized scripting, as well as interacting with cross-functional teams, to achieve the best performance possible. Coursework in circuit analysis Good understanding of frequency domain signals analysis, including BODE plots, FFTs, spectrum analysis. Experience using scripting languages (Python preferred) Experience using lab equipment such as oscilloscopes, spectrum analyzers and function generators Knowledge of PLL architecture as an example of a closed loop control system Knowledge of transmission line effects and termination schemes (CMOS, LVPECL, LVDS, etc.)

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

Responsibilities

Support customers with technical questions, schematic reviews, data capture and debug. Support the development of collateral for New Product Introductions, including IBIS models, Evaluation board design/verification, Application Notes, GUI requirements/verification. Automating lab routines with Python Qualifications & Requirements: BSE in Electrical Engineering (or similar) English proficiency is required, including the ability to effectively communicate, collaborate, and perform job responsibilities in a professional business environment.

Desired Characteristics & Attributes: Must be flexible and adaptable to changing priorities Self-starter, not afraid to ask questions and seek guidance Curious with a strong desire to grow Good attention to detail.

Compensation

At Si. Time, 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 $78,700.00 – $108,240.00. 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.

Benefits

401k plan, health and wellness that includes medical, dental, vision, life, parental leave, legal services, and time off plans. Si. Time 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.

Si. Time participates in the E-Verify program. Learn More about Si. Time: Review the Get to Know Si. Time 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 Si. Time Corporation – YouTube #li-sitime