Amkor Technology

Amkor Technology, Inc. is a prominent player in the outsourced semiconductor assembly and test (OSAT) industry, founded in 1968 and based in Tempe, Arizona. The company pioneered the OSAT business model and offers a wide range of semiconductor packaging and testing services to major semiconductor companies, foundries, and electronics original equipment manufacturers (OEMs). With over 30,000 employees and approximately $7.1 billion in annual sales as of 2022, Amkor operates more than 20 manufacturing sites across 11 countries, including significant facilities in South Korea, Japan, Taiwan, Vietnam, and the United States. Amkor specializes in various packaging technologies, including traditional wire bonding, advanced flip chip, wafer-level packaging, and systems in package (SiP) solutions. The company supports diverse semiconductor applications, such as power discretes, logic, memory, and mixed-signal devices. It serves key markets like smartphones, automotive, industrial, and consumer electronics, and is recognized for its strategic partnerships with leading semiconductor companies, including TSMC and Qualcomm. Amkor continues to expand its capabilities and footprint, recently investing in new manufacturing facilities to enhance its service offerings.

Semiconductors Tempe, United States Founded 1968 ~2,240 employees NASDAQ: AMKR

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Employees
2,240
-0.2% in 3 months
Revenue / employee
$2.8M
Revenue ~$6.3B
Stock
AMKR
NASDAQ
12-month attrition
6.5%
Tech: 8.8%
H1B filings, FY2026
2
Sponsors visas

Headcount trend

Amkor Technology went from 2,202 employees in Jul 2023 to 2,240 in Jun 2025. Last 6 months: 42 people joined, 33 left.

Org structure

Headcount by department

Other1,060
Engineering763
Operations162
Sales79
Success60
Finance51
HR38
Marketing17

Salaries at Amkor Technology

All salaries

5 salary profiles in the US

Pay by level, gender and ethnicity ยท India salaries

H-1B sponsorship

H-1B Sponsorship Limited
H-1B Filings by Department
Engineering10
Sales2
IT2
Operations1
Finance1

The department split adds up all the years listed above. FY2026 alone: 2 filings.

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Amkor Technology FAQ

How many employees does Amkor Technology have?

Amkor Technology has about 2,240 employees, down 0.2% over the last 3 months (as of Jun 2025).

Does Amkor Technology sponsor H1B visas?

Yes. Amkor Technology filed 2 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for Finance roles.

What is Amkor Technology's revenue per employee?

Amkor Technology makes about $2.8M in revenue per employee, based on $6.27B annual revenue and 2,240 employees.

How much does Amkor Technology pay?

6figr has 5 salary profiles for Amkor Technology in the US and 2 in India, with pay broken down by role, level, gender and ethnicity on the Amkor Technology salaries page. See Amkor Technology salaries in the US

Is Amkor Technology a public company?

Yes. Amkor Technology is publicly traded under the ticker AMKR on NASDAQ.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles. Updated 11 Oct 2026.