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Executive Office & Admin Assistant

Monolithic Power Systems

San Jose, CA · Posted October 27, 2026

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About the job

Monolithic Power Systems, Inc. (MPS) is one of the fastest growing companies in the Semiconductor industry. We are worldwide technical leaders in Integrated Power Semiconductors and Systems Power delivery architectures. At MPS, we cultivate creativity, are passionate about sustainability, and are committed to providing leading-edge products and innovation to our customers. Our portfolio of technology helps power our world ---come join our team and see how YOU can make a difference.

Job Description:

Job Summary

As an Executive Office & Admin Assistant, you will act as a strategic partner and provide right-hand support to senior leaders, C-suite executives, and board members. You will play a crucial role in maintaining an organized, welcoming, and hospitable work environment, and ensuring our executives and senior leaders receive top-tier support and seamless daily operations. You will lead the planning and execution of critical company events including but not limited to board meetings and key business meetings.

If you thrive in a dynamic and fast-paced organization with ability to wear many hats while supporting senior leadership, this is the role for you!

Position Overview

This role involves both schedule and travel arrangements, as well as hands-on white-glove coordination of internal and external leadership meetings, business review meetings, customer meetings, offsite, team events, and quarterly board meetings.

Collaborate with global stakeholders and various internal teams to drive operational efficiency on office operations, meeting agenda, meeting materials, briefing materials, catering, facilities, and IT arrangements.

Anticipate executive needs and proactively identify solutions to increase efficiency and productivity.

Responsibilities include but are not limited to

Plan and manage logistics of company-wide events and corporate meetings regionally as well as on a global scale.

Oversee the daily operations of the office, ensuring the office environment is conducive to productivity and innovation.

Collaborate with corporate teams (such as IT and facilities) to ensure internal or external events are planned with high level execution.

Provide travel support and event management/ logistics for executives and employees.

Handle confidential information with discretion and professionalism.

Qualifications and Requirements

5+ years of experience in C-suite administrative experience assisting multiple executives in a dynamic organization.

8+ years of experience in office administration and management, on a multi-location and global scale.

Strong organizational, project management and problem-solving skills with outstanding multi-tasking abilities.

Responsible, self-starter, detail-oriented, ability to work autonomously, prioritize tasks, optimize time commitments, and exercise sound judgement.

Effective communication skills, both written and verbal.

Ability to work with a high degree of professionalism when representing the company.

Service-oriented and not above rolling up your sleeves to solve problems across the company.

Resilient, thrive in a fast-paced environment, and enjoy supporting a rapidly growing & changing organization.

Team player, and a natural relationship builder and collaborator.

Ability to travel occasionally for meetings and events.

Hospitality experience and or Mandarin-speaking is preferred but not required.

Location

San Jose, CA (Onsite)

MPS offers a comprehensive benefits package. We provide health care coverage, dental and vision, and life and disability protection. Employees in sales positions may be eligible for our sales incentive bonuses. Employees in certain positions may be eligible for stock compensation. For more information on MPS’ benefits please view our company website at www.monolithicpower.com .

Pay is based on market location and may vary based on factors including experience, skills, education and other job-related reasons. The target hiring range for this position is $120,000 – $145,000 annually.

#LI-SL1 #LI-NH1

Monolithic Power Systems, Inc. (MPS) is an Equal Opportunity Employer and embraces diversity in our employee population. It is the policy of MPS to provide equal opportunity to all qualified applicants and employees without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status or special disabled veteran, marital status, pregnancy, genetic information, or any other legally protected status.