What departments does Sierra Circuits have?

Sierra Circuits has employees across 17 departments including Human Resources, Media & Communications, Engineering, Manufacturing, Accounting.

What is the largest department at Sierra Circuits?

The largest department at Sierra Circuits is Engineering with 7 employees.

Where are Sierra Circuits employees located globally?

Sierra Circuits has employees across 4 continents and 6 countries including India, Pakistan, United Kingdom Of Great Britain And Northern Ireland, United States Of America, Canada.

How has Sierra Circuits's team size changed over time?

Sierra Circuits's team has decreased from approximately 529 to 344 employees based on available data.

Sierra Circuits Employee Directory

Computers and Electronics ManufacturingCalifornia, United States201-500 Employees

Sierra Circuits, based in Sunnyvale, California, operates in the computers and electronics manufacturing industry, with a focus on PCB manufacturing and assembly and High-Density Interconnect technology. The company provides end-to-end PCB production services, covering design, layout, assembly, and manufacturing, with a single point of contact for customers. Founded in 1986, Sierra Circuits has served more than 20,000 customers and employs between 201 and 500 people. It holds ISO 9001:2008, ISO 13485:2003, and Mil-Spec MIL-P-55110 certifications. The business is described as family-run and minority and women-owned. Its address is 1108 West Evelyn Avenue, Sunnyvale, CA 94086, United States, and its website is https://protoexpress.com.

Sierra Circuits Global Highlights

North America
277

United States Of America
273
Canada
4

Asia
232

India
230
Pakistan
2

Europe
1

United Kingdom Of Great Britain And Northern Ireland
1

Oceania
1

Australia
1

Sierra Circuits's Leadership

K. B.
Chief Executive Officer
Mobile Phone
Email
K. M.
Head Of Training
Mobile Phone
Email
M. Y.
Editor In Chief
Mobile Phone
Email
J. M.
Vice President
Mobile Phone
Email
G. K.
Global Director Engineering
Mobile Phone
Email
J. S.
Director Of Manufacturing
Mobile Phone
Email
S. M.
Director - Software Development & Infrastructure
Mobile Phone
Email
L. J.
Accounting Director
Mobile Phone
Email

Sierra Circuits Employee Metrics

100%

50%

0%

2026

2025

Engineering
Sales
Customer Success
Program & Project Management
Quality Assurance
Other
Human Resources
Analytics
Administrative
Arts & Design

Contact profiles from Sierra Circuits

Name

Title

Contact

Location

Last Update

A. S.
Rfq Team Lead
Mobile Phone
Email
India, Goa
Jun 29, 2026
A. J.
Senior Recruitment Specialist
Mobile Phone
Email
India, Karnataka
Jun 28, 2026
I. C.
Senior Copywriter
Mobile Phone
Email
India, Haryana
Jun 27, 2026
M. M. P. N.
Senior Team Lead
Mobile Phone
Email
India, Kerala
Apr 09, 2026
N. K.
Senior Project Coordinator
Mobile Phone
Email
India, Karnataka
Oct 06, 2026
P. S.
Senior Research Analyst
Mobile Phone
Email
India, Karnataka
Sep 20, 2026
R. K. S.
Senior Software Engineer
Mobile Phone
Email
Oct 09, 2026
R. R.
Senior Accounts Executive
Mobile Phone
Email
Oct 06, 2026
V. B.
Senior Data Engineer
Mobile Phone
Email
India, Karnataka
Aug 26, 2026
V. G.
Senior Data Scientist
Mobile Phone
Email
India, Telangana
Sep 24, 2026

Frequently Asked Questions

What is Sierra Circuits known for?

Sierra Circuits was founded in 1986 and operates in the Computers and Electronics Manufacturing industry. You can contact Sierra Circuits's main corporate office by phone at

+1-408-735-****

. Explore Sierra Circuits's company overview page for more information.

What is Sierra Circuits's most common email format?

Sierra Circuits employees' email format typically follows the pattern of FirstL@protoexpress.com. Trying to find reliable and up-to-date employee contact data? Find more Sierra Circuits email formats with LeadIQ.

How many employees does Sierra Circuits have currently?

Sierra Circuits has approximately 490 employees as of October 2026. These team members are located across 4 continents, including North America, Asia and Europe.

Who are Sierra Circuits's key employees and leadership?

As of October 2026, Sierra Circuits's key employees include:

Chief Executive Officer: K. B.
Head Of Training: K. M.
Editor In Chief: M. Y.
Vice President: J. M.
Global Director Engineering: G. K.

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Sierra Circuits Employee Directory

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