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Industry Leading SolutionsKeeping the World in Sync

With in-house engineering, manufacturing, and research, we build systems to fit the application. Our timing systems are backed by customer support accessible 365 days a year, nine billion oscillations a second.

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CustomersProviding Resilient Time Around the Globe for 25 Years & Counting

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Industry Leading SolutionsVertically Integrated

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Masterclock Timing SystemsForm-Fitted Solutions

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Keeping the World in SyncTrusted in 104 Countries

Join Our Team

Demand for Masterclock's high-tech time and frequency products has never been higher, and we are always looking for top talent to support our growth. We design, develop, and manufacture our products at our headquarters in St. Louis, Missouri and are supported by a satellite office in Silicon Valley, CA and partners throughout the world. Working at Masterclock is a unique opportunity to build on a strong foundation in the tech industry, grow with the company and turn jobs into careers.

  • Unparalleled Industry experience
  • Competitive Salary
  • Paid Time Off
  • Healthcare — United Healthcare Transparency Coverage
  • Profit Sharing and 401(k) match
  • Tuition reimbursement
  • Academic Intern Program

Email your resume to hr@masterclock.com.

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