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Office Manager

Granite River Labs Inc.
Santa Clara, CA Full Time
POSTED ON 4/24/2026 CLOSED ON 5/25/2026

What are the responsibilities and job description for the Office Manager position at Granite River Labs Inc.?

Headquartered in Silicon Valley with over 200 staff in 9 countries, GRL is the world leader in testing and related engineering services to help hardware product developers integrate the latest digital connectivity and smart charging technologies. GRL is a unique and exceptional institution. We serve customers of all sizes from a diverse range of industries including bleeding-edge cloud computing, mobile, and autonomous driving. We support product development at all stages of the value chain, from chips to end products, and help our customers validate the full system stack, from physical layer to protocol to application layer to ensure robust performance and interoperability.

We do much more than test: we guide, consult, analyze, troubleshoot, and present useful insights to help our customers improve product performance and ensure successful market adoption. We work closely with early adopters, standards committees, and leading test equipment manufacturers to develop test methodologies and early test solutions, providing “glue” that brings technology ecosystems together. We stay at the forefront of these technologies and bring insiders' know-how and hands-on expertise to our customers. Maintaining our leadership requires staying at the technical leading edge, a relentless focus on execution and quality, and, most importantly, the very best people.


About the role

We are seeking a motivated and highly qualified Office Manager who thrives in a fast paced and collaboration environment. This multi-faceted position is based at GRL’s new world headquarters in the heart of Silicon Valley, and offers excellent professional growth opportunities for the right candidate.


Responsibilities:

  • Regional Financial Operations
  • Manage month-end/year-end closing, financial reporting, management reports with commentaries and internal/external compliance & controls.
  • Lead budgeting, forecasting, cash flow, and payment management and billing processes.
  • Drive cost management & optimization, including corporate cost allocation
  • Support ad-hoc financial analysis and cross-functional projects as required


  • HR & Payroll Administration
  • Oversee end-to-end payroll management for the North America team, ensuring accuracy and timeliness
  • Support recruitment, onboarding, and daily HR operations
  • Manage H1B visa and immigration-related processes to ensure compliance with U.S. regulations


  • Office Administration & Operations 
  • Lead daily office management tasks, including facility coordination, vendor management, and administrative support.
  • Serve as the primary point of contact for office-related inquiries and operational needs.


Qualifications & Requirements :

  • Bachelor’s degree in Finance, Accounting, Business Administration, or a related field. 
  • 3–5 years of progressive experience as an Office Manager, Administrator, or similar support role in a fast-paced, global company environment. 
  • Minimum 3 years of hands-on experience in finance/accounting operations. 
  • Superior organization and prioritization skills
  • Demonstrated ability to manage competing priorities, with strong organizational and problem-solving skills. 
  • Self-motivated, highly resourceful team player with the ability to work both independently and collaboratively. 
  • Experience in International shipping preferred
  • Must be legally eligible to work in the U.S. 
  • Proficiency in Chinese is preferred. 

Salary.com Estimation for Office Manager in Santa Clara, CA
$97,537 to $124,359
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