Principal Applications Engineer

SiTime; Tempe (AZ); On-site; USD 119,000 - 163,000; Full time

Benefits offered by this job

Equity grants

Quarterly bonus

401k plan

Job summary

SiTime is hiring a senior staff applications engineer in Tempe to lead the internal team helping customers use PLL-based timing products and guiding lab measurement techniques for high-speed signals.

Role emphasizes mentoring engineers, providing training, and ensuring optimal performance of timing devices, with opportunities to influence product deployment and customer satisfaction.

Qualifications

• Knowledge of advanced techniques for measuring high speed signals.
• Understanding of common differential termination schemes for clock signals.
• Familiar with phase noise and RMS jitter as it related to specifying and measuring timing signals.
• Ability to review layout and make recommendations to improve signal integrity and jitter performance.
• Support of timing integrated circuit devices.
• Knowledge of basic PLL theory.
• Understanding Python as used for lab automation.
• Familiar with common lab bench test equipment including oscilloscope measurement techniques for high-speed signals and power supply noise.
• Understanding of good design practices for signal integrity and how to measure this on an evaluation or customer printed circuit board.
• Ability for basic EVB soldering rework.
• Understanding of common schematic capture tools for design and design reviews.
• Experience with customer support in-person and via email or other web based tools for integrated circuits.
• Time management skills for multitasking between projects.
• English proficiency is required, including the ability to effectively communicate, collaborate, and perform job responsibilities in a professional business environment.
• Bachelor’s or master’s degree in a related field with experience related to the position.

Responsibilities

• Interact with customers who want to use our PLL products.
• Match them to the best product within our portfolio based on required features and performance.
• Guide them to get the best performance from our devices for their specific configuration.
• Provide training on new timing products to internal and external audiences.

Skills

High-speed measurement

Termination schemes

Phase noise

Layout signal integrity

Soldering

Python

Oscilloscope

Schematic capture

Lab measurement

English proficiency

Education

Bachelor's or Master’s in related field

Tools

Oscilloscope

Python

Schematic capture tools

Job description

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

We are actively hiring for a new position as a senior staff applications engineer. In this position, the candidate will lead the internal team to help customers to use our PLL-based timing products and should be able to guide other engineers and customers for lab measurement techniques and practices for high-speed signals.

We value diverse experiences, perspectives, and career paths, and welcome candidates who are excited to contribute to our mission.

Responsibilities

• Interact with customers who want to use our PLL products


• Match them to the best product within our portfolio based on required features and performance


• Guide them to get the best performance from our devices for their specific configuration


• Provide training on new timing products to internal and external audiences

Qualifications & Requirements

• Knowledge of advanced techniques for measuring high speed signals


• Understanding of common differential termination schemes for clock signals


• Familiar with phase noise and RMS jitter as it related to specifying and measuring timing signals


• Ability to review layout and make recommendations to improve signal integrity and jitter performance


• Support of timing integrated circuit devices


• Knowledge of basic PLL theory


• Understanding Python as used for lab automation


• Familiar with common lab bench test equipment including oscilloscope measurement techniques for high-speed signals and power supply noise


• Understanding of good design practices for signal integrity and how to measure this on an evaluation or customer printed circuit board


• Ability for basic EVB soldering rework


• Understanding of common schematic capture tools for design and design reviews


• Experience with customer support in-person and via email or other web based tools for integrated circuits


• Time management skills for multitasking between projects


• English proficiency is required, including the ability to effectively communicate, collaborate, and perform job responsibilities in a professional business environment.


• Bachelor’s or master’s degree in a related field with experience related to the position

Desired Characteristics & Attributes

• Ability to mentor other engineers


• Teach theory and measurement techniques to support internal and external customers


• Knowledge of PCIe conformance and lab measurement techniques for jitter and signal integrity

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.

Benefits offered

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

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:

• Innovation on Top – Philosophies of Innovation with Rajesh Vashist


• Fabrication Knowledge – An Interview with Rajesh Vashist


• SiTime Corporation – YouTube

Pay Range

$118,620—$163,110 USD