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TSMC Arizona

By Arizona AI · Profile reviewed · 64 sourced facts

At a glance

TSMC Arizona is the Phoenix subsidiary of Taiwan Semiconductor Manufacturing Company (TSMC), a contract chipmaker that manufactures chips designed by other companies; in Arizona it makes chips for customers including Apple and Nvidia. TSMC Arizona runs the Fab 21 campus in north Phoenix, where its first fab has made 4-nanometer chips in volume since late 2024, and TSMC said in October 2026 that its 3-nanometer second fab will begin volume production in the third quarter of 2027. TSMC said in July 2026 that its planned Arizona investment would reach $265 billion.

Key facts

Arizona location
Headquarters
Phoenix, Arizona
Ownership
Owned by Taiwan Semiconductor Manufacturing Company Limited (TSMC)
Website
tsmc.com

Sources: TSMC, U.S. Securities and Exchange Commission · Addresses open Google Maps in a new tab

Jobs listed on Arizona AI

171 open Arizona positions See TSMC Arizona jobs

From TSMC Arizona’s own careers site, refreshed twice a day.

TSMC Arizona: Key Developments

  • Oct 30, 2026
    Chip Employers Help Shape Arizona’s Workforce Training
    Arizona’s semiconductor employers are taking a direct role in preparing the people they hope to hire. At Arizona State University, that involvement extends into recruiting: Participants who complete the Foundations for Equipment Technician Program and meet its requirements are guaranteed an interview with TSMC Arizona. ASU announced the no-cost program in May, when TSMC Arizona … [More] The post Chip Employers Help Shape Arizona’s Workforce Training appeared first on Greater Phoenix In Business Magazine.
  • Oct 26, 2026
    NAU-TSMC partnership opens pathway to semiconductor jobs
    Applications are open for the next cohort of a Northern Arizona University-TSMC Arizona program that prepares Arizonans for careers in the state’s booming semiconductor industry. It’s the next step in NAU’s partnership with TSMC, the sixth biggest company in the world, which is investing $265 billion in Arizona. The free program helps the skilled workforce…
  • Oct 26, 2026
    Arizona to Supply More than 100M Apple Chips amid U.S. Manufacturing Expansion
    Greater Phoenix is playing a growing role in Apple’s American Manufacturing Program, as the company announced new and expanded partnerships with American companies supplying critical materials and components for iPhone Duo and iPhone 18 Pro. TSMC’s Arizona fab continues to scale its production of advanced chips used across a range of Apple products, including iPhone, … [More] The post Arizona to Supply More than 100M Apple Chips amid U.S. Manufacturing Expansion appeared first on Greater Phoenix In Business Magazine.
  • Oct 21, 2026
    100 Million Apple iPhone, iPad, Apple Watches Chips Made in Arizona's TSMC Fab
    Apple says TSMC, the Taiwanese manufacturer that builds chips for their iPhones, will produce more than 100 million Apple chips at its Arizona factory in 2026. These chips are used in products including iPhones, iPads and Apple Watches. Further, Amkor, a semiconductor packaging and testing company, is building its facility in Peoria and Apple plans to be one of its first customers once the facility opens.
  • Oct 7, 2026
    ASU-TSMC program propels semiconductor careers
    More than 100 equipment technician positions are expected to be filled at TSMC Arizona’s north Phoenix facilities by the end of 2026. An Arizona State University program, developed and delivered in collaboration with TSMC Arizona, is graduating students who are ready to step into those roles.The Foundations for Equipment Technician Program creates a faster pathway into semiconductor careers through training aligned with the skills technicians use in advanced manufacturing environments.
  • Oct 5, 2026
    Arizona's governor is getting warnings from China about developing political ties with Taiwan
    TSMC has invested $265 billion in Arizona as it expands its semiconductor manufacturing operations. China is warning Gov. Katie Hobbs against developing political ties with Taiwan.
  • Oct 1, 2026
    As Arizona sees record investments from TSMC, Taiwan faces military pressure from China
    Arizona business and political leaders have turned to Taiwan as the state develops into a semiconductor manufacturing hub. Meanwhile, China has urged Arizona Gov. Katie Hobbs to stop building political ties with Taiwan.
  • Sep 30, 2026
    TSMC makes the world’s most advanced computer chips. Why invest in Arizona?
    TSMC has committed $265 billion in investments in Arizona, expanding the company’s semiconductor manufacturing presence in the state.
  • Sep 30, 2026
    Some Assembly Required: Arizona Builds the Last Step in Chipmaking
    When Nvidia and TSMC Arizona marked the first Blackwell wafer produced in Phoenix in October 2025, Nvidia CEO Jensen Huang called it “the very first time in recent American history that the single most important chip is being manufactured here.” It was a milestone. It was also, in one important sense, unfinished. A wafer is … [More] The post Some Assembly Required: Arizona Builds the Last Step in Chipmaking appeared first on Greater Phoenix In Business Magazine.
  • Sep 29, 2026
    TSMC’s expansion in Arizona leads to stronger economic and cultural ties with Taiwan
    TSMC has committed $265 billion in investments in Arizona, strengthening economic and cultural ties between the state and Taiwan. The article examines how Arizona and Phoenix are responding to the expansion.
  • Sep 21, 2026
    Echoes of the Boom: Arizona’s Fab Explosion Brings Suppliers in Tow
    Image: inBusinessphx inBusinessphx Arizona’s semiconductor boom has long been measured by its biggest numbers. Billions in investment. New fabrication plants. Thousands of jobs. TSMC’s latest expansion pushes those numbers to another level, but some of the clearest signs of its impact are showing up in the smaller facilities and industry connections forming around those massive […] The post Echoes of the Boom: Arizona’s Fab Explosion Brings Suppliers in Tow appeared first on Arizona Technology Council.
  • Sep 18, 2026
    TSMC and ASML Partner to Shape the Future of Advanced Chipmaking
    Image: inBusinessphx inBusinessphx ASML Holding N.V. and Taiwan Semiconductor Manufacturing Company announced a collaborative initiative to lead the semiconductor industry’s transition to a larger-format Extreme Ultraviolet lithography photomask. While High NA EUV will be adopted for production using the current, 6-inch masks, the transition to larger, 12-inch masks is expected to further increase fab productivity, […] The post TSMC and ASML Partner to Shape the Future of Advanced Chipmaking appeared first on Arizona Technology Council.
  • Aug 31, 2026
    Arizona’s Semiconductor Story Adds a Korean Chapter
    Arizona’s international semiconductor work has focused largely on Taiwan and Japan. TSMC put the state’s connection to Taiwan at the center of its industry growth, and agreements signed earlier this year brought Arizona, Taiwan and Japan together around manufacturing, research and workforce development. State officials are now directing more attention to South Korea. The Arizona … [More] The post Arizona’s Semiconductor Story Adds a Korean Chapter appeared first on Greater Phoenix In Business Magazine.
  • Aug 25, 2026
    Phoenix ranks among North America’s Top 20 tech-talent markets
    Phoenix ranked No. 20 among North America’s leading technology-talent markets in CBRE’s 2026 Scoring Tech Talent report, maintaining its 2025 ranking as the region continues to attract investment in semiconductors, data centers, advanced manufacturing and other high-growth industries. DEEPER DIVE: TSMC Arizona’s thoughtful plan for managing water use LEARN MORE: TSMC Arizona preparing workers for a chips future CBRE’s... The post Phoenix ranks among North America’s Top 20 tech-talent markets appeared first on AZ Big Media.
  • Aug 24, 2026
    Arizona’s chip footprint grows, but TSMC’s water demand sparks questions
    As TSMC pours $100 billion into north Phoenix, residents are asking how much of the desert's water supply the chip plant will consume.

How does TSMC Arizona fit into AI?

Modern AI runs on physical silicon, and that silicon passes through several hands before it ever answers a question. Here is the path, and where TSMC Arizona sits on it. Stages not marked below are shown for context and are not claims about TSMC Arizona.

  1. Chip design: Companies like Nvidia, Apple and AMD design the chips. Chip designers decide what a chip does and hand the blueprint to a factory. The three companies whose designs matter most to AI - Nvidia, Apple and AMD - do that work elsewhere, then send the designs to fabs. None of them owns a fab of its own.
  2. Wafer fabrication (here today): Fabs print billions of transistors onto silicon wafers. TSMC's Fab 21 campus in north Phoenix. A fab prints a design onto a polished disc of silicon called a wafer, layer by layer, until billions of transistors exist where there was blank material. It is the hardest and most expensive step in the chain, and the reason a single factory can cost tens of billions of dollars.
  3. Advanced packaging (coming): Wafers are cut and assembled into finished chips. Two announced packaging facilities, plus Amkor in Peoria. Packaging cuts a finished wafer into individual chips and assembles them, often stacking several pieces of silicon and memory into one component. For AI chips this step is nearly as demanding as fabrication, and a wafer is not a usable product until it is done.
  4. Servers and devices: Chips are built into AI servers, phones and PCs. Finished chips are assembled into the things people actually buy and deploy: data-center servers, phones, laptops. This is where a chip stops being a component and starts being a product.
  5. AI in use: Data centers and devices run AI models on that silicon. The end of the chain: models answering questions, generating images and driving software, running on the silicon every earlier step produced. Every AI service anyone uses is running on physical hardware somewhere, and that hardware started as a wafer.

TSMC Arizona: Wafer fabrication (here today)

  • First US-made Nvidia Blackwell wafer: In October 2025 Nvidia and TSMC celebrated the first Nvidia Blackwell wafer produced on US soil, at the Phoenix fab. Blackwell is the chip family behind most of the world's new AI computing capacity. Source: NVIDIA
  • More than 100 million chips for Apple in 2026 (company-reported): Apple says TSMC's Arizona fab is producing more than 100 million chips for Apple in 2026, used in products including iPhone, iPad and Apple Watch. Source: Apple
  • AMD's data-center processors validated in Arizona (company-reported): AMD announced in April 2025 that it had brought up and validated its 5th Gen EPYC server processors at the Arizona fab. EPYC chips are the host processors in a large share of AI servers. Source: AMD

TSMC Arizona: Advanced packaging (coming)

  • Amkor is building the packaging step in Peoria (announced): TSMC signed a memorandum of understanding with Amkor Technology in October 2024 for advanced packaging and test services at Amkor's planned Peoria facility, and the two announced a 10-year agreement in June 2026. Amkor expects manufacturing in Peoria to begin in the first half of 2028. Source: Business Wire (joint TSMC and Amkor release)
  • Apple is funding the Arizona packaging plant (company-reported): Apple said in 2025 that it is investing in Amkor's Arizona packaging and test facility, which will package silicon made at the nearby TSMC fab, and said in October 2026 that it will be one of the facility's first customers. Source: Apple

About TSMC Arizona

What TSMC does

Taiwan Semiconductor Manufacturing Company is a contract chipmaker, or foundry: it manufactures chips for its customers based on designs they provide. It chose north Phoenix in May 2020 for its first advanced U.S. manufacturing site.

What was announced as a single $12 billion fab has grown into the largest foreign direct investment commitment in U.S. history. As of July 2026, TSMC has announced plans totaling $265 billion for a campus of ten fabs, two advanced packaging facilities, and a research and development center, on a site of more than 1,100 acres north of Loop 303 and west of Interstate 17, with 900 more acres bought in January 2026 across Loop 303 to the south.

In Arizona

The fabs so far:

  • First fab: It entered high-volume production of 4-nanometer (N4) chips in the fourth quarter of 2024, ahead of a revised schedule, and TSMC reports yields comparable to its fabs in Taiwan. In October 2025, the first Nvidia Blackwell wafer made in the United States was produced there.
  • Second fab: TSMC said on October 15, 2026 that construction is complete and tools are being moved in, with 3-nanometer volume production to begin in the third quarter of 2027, slightly ahead of its previous schedule.
  • Third fab: It is intended for 2-nanometer and A16 technologies and broke ground in April 2025.
  • Fourth fab and packaging: Initial construction on a fourth fab and a first advanced packaging fab began in early 2026.

People and funding: TSMC Arizona employs more than 3,500 people, with the first three fabs projected by the company to create about 6,000 direct jobs. The U.S. Department of Commerce finalized a binding CHIPS Act award of up to $6.6 billion in direct funding plus up to $5 billion in loans in November 2024, the first major award completed under the program.

Role in AI and chips

Once the announced fabs are complete, Arizona is expected to hold roughly 30 percent of TSMC's capacity at 2 nanometers and below.

Risks and open questions

Delays: The project has not been smooth. First-fab production was delayed a year in 2023, which TSMC attributed to a shortage of skilled workers, and the second fab was pushed from 2026 to 2027 or 2028 before being pulled back to the third quarter of 2027.

Safety and legal: A tanker-truck driver collecting waste sulfuric acid for United Pumping Service was fatally injured on the site on May 15, 2024, after the tanker's hatch blew off, and died at a hospital. Arizona's Division of Occupational Safety and Health cited TSMC Arizona for a serious violation. The citation found that TSMC employees at the site's sulfuric acid offloading station were exposed to hazards from an over-pressurized tanker and from waste transfer hoses used at more than 40 PSI after being tested to only about 22 PSI. The Industrial Commission of Arizona approved the citation and a $16,131 penalty on November 7, 2024. The division recommended no citation for United Pumping Service. A class-action lawsuit filed by current and former employees in late 2024, and refiled with more than 30 plaintiffs in 2025, alleges discrimination and unsafe conditions. TSMC has said it is committed to a safe and inclusive workplace and does not comment on litigation outside court filings.

Money: The subsidiary, TSMC Arizona, lost money through 2024 before posting its first profit in the first half of 2025.

Research

Papers from the past 12 months in Arizona AI's research catalog with an author affiliated with TSMC Arizona, as indexed by OpenAlex. Company authors may work outside Arizona.

Browse research

TSMC Arizona: By the Numbers

Each figure is dated and linked to its source. Figures that are company-reported, announced, or projected rather than measured are labeled.

  • Employees in Arizona: More than 3,500 (company-reported)
  • Total announced investment: $265 billion (announced) (announced)
  • Facilities planned: 10 fabs, 2 advanced packaging facilities, 1 R&D center (announced)
  • Campus size: More than 1,100 acres (company-reported)
  • CHIPS Act direct funding: Up to $6.6 billion
  • First volume production: Q4 2024

The Arizona build-out, 2020 to 2030

  • 2020: Arizona site announced
  • 2024: Fab 21 Phase 1: came online
  • 2025: Fab 21 Phase 3: broke ground
  • 2026: Fab 21 Phase 4: construction started
  • 2026: Advanced Packaging Fab 1: construction started
  • 2027: Fab 21 Phase 2: expected production
  • 2030: Fab 21 Phase 3: expected production

TSMC Arizona Fab 21 campus, north Phoenix

MeasureValueAs ofBasisSource
Address5088 W. Innovation Circle, Phoenix, AZ 850832026-10-28company-reported From the company's own published information.TSMC

TSMC Arizona Fab 21 Phase 1, North Phoenix, Arizona

MeasureValueAs ofBasisSource
Came onlineQ4 20242024-12-31verifiedTSMC
What it makesN4 (4-nanometer) logic2026-08-04verifiedTSMC
MilestoneProduced the first Nvidia Blackwell wafer made in the United States, October 20252025-10-17verifiedTom's Hardware

TSMC Arizona Fab 21 Phase 2, North Phoenix, Arizona

MeasureValueAs ofBasisSource
Expected productionThird quarter of 20272026-10-15announced From a public announcement. Plans can change.TSMC
What it makesN3 (3-nanometer) logic2026-08-04announced From a public announcement. Plans can change.TSMC
MilestoneConstruction completed; tool move-in and installation under way (October 2026)2026-10-15company-reported From the company's own published information.TSMC

TSMC Arizona Fab 21 Phase 3, North Phoenix, Arizona

MeasureValueAs ofBasisSource
Broke groundApril 20252025-04-30verifiedTSMC
Expected productionBy the end of the decade2026-08-04announced From a public announcement. Plans can change.TSMC
What it makesN2 and A16 process technologies2026-08-04announced From a public announcement. Plans can change.TSMC

TSMC Arizona Fab 21 Phase 4, North Phoenix, Arizona

MeasureValueAs ofBasisSource
Construction startedEarly 2026 (initial stages)2026-08-04company-reported From the company's own published information.TSMC
What it makesLeading-edge logic; TSMC has not announced this fab's process node2026-08-04company-reported From the company's own published information.TSMC

TSMC Arizona Advanced Packaging Fab 1, North Phoenix, Arizona

MeasureValueAs ofBasisSource
Construction startedEarly 2026 (initial stages)2026-08-04company-reported From the company's own published information.TSMC
Stated goal for packaging in ArizonaCoWoS and 3D-IC packaging capability in Arizona before 20292026-04-22projected A forward-looking estimate, not a measured result.Reuters, via WHBL
What it makesAdvanced packaging; one of two announced packaging facilities2025-03-03announced From a public announcement. Plans can change.TSMC

Facilities

MeasureValueAs ofBasisSource
Arizona site announcedMay 20202020-05-15verifiedTSMC
Additional landAbout 900 acres acquired near the original campus, reported as the site for two advanced packaging facilities and an R&D center2026-07-23verifiedArizona's Family (AZFamily)

Investment

MeasureValueAs ofBasisSource
Announced investment, May 2020$12 billion2020-05-15announced From a public announcement. Plans can change.TSMC
Announced investment, December 2022$40 billion2022-12-06announced From a public announcement. Plans can change.TSMC, filed with the U.S. Securities and Exchange Commission
Announced investment, April 2024More than $65 billion2024-04-08announced From a public announcement. Plans can change.TSMC, filed with the U.S. Securities and Exchange Commission
Announced investment, March 2025$165 billion2025-03-03announced From a public announcement. Plans can change.TSMC
CHIPS Act loansUp to $5 billion2024-11-15announced From a public announcement. Plans can change.U.S. Department of Commerce
Projected economic output, first three fabs$32.9 billion over 13 years2024-04-30projected A forward-looking estimate, not a measured result.Greater Phoenix Economic Council, published by TSMC
Projected indirect economic output, expanded programMore than $200 billion over a decade2025-03-03projected A forward-looking estimate, not a measured result.TSMC
Investment scale claimLargest single foreign direct investment in U.S. history (TSMC); largest foreign direct investment in a greenfield project in U.S. history (U.S. Department of Commerce)2025-03-03company-reported From the company's own published information.TSMC
TSMC Arizona net result, 2024Net loss of NT$14.3 billion2024-12-31verifiedTrendForce
First profit, first half of 2025Net profit of US$150.1 million, compared with a US$143.4 million loss in the first half of 20242025-06-30verifiedArizona Technology Council
TSMC Arizona net result, 2025Net profit of NT$16.14 billion (about US$514 million)2025-12-31verifiedTrendForce

Workforce

MeasureValueAs ofBasisSource
Direct jobs projected, three fabs (2024)About 6,0002024-04-08projected A forward-looking estimate, not a measured result.TSMC, filed with the U.S. Securities and Exchange Commission
Construction jobs projected (2025 expansion)40,0002025-03-03projected A forward-looking estimate, not a measured result.TSMC
Worker fatality and safety citationA 41-year-old tanker-truck driver was fatally injured on the site on May 15, 2024, and died at a hospital; the Industrial Commission of Arizona approved a serious safety citation against TSMC Arizona and a $16,131 penalty on November 7, 20242024-11-07verifiedIndustrial Commission of Arizona
Employment lawsuit (allegations, not findings)Class-action lawsuit by current and former employees, first filed in November 2024 and refiled in July 2025 with more than 30 plaintiffs, alleging discrimination against non-East Asian workers, a hostile work environment, and unsafe conditions2025-07-04verifiedArizona's Family (AZFamily)

Production

MeasureValueAs ofBasisSource
Reported yieldsComparable to TSMC's facilities in Taiwan2026-07-16company-reported From the company's own published information.Arizona Commerce Authority
Current outputTens of thousands of wafers per month across the Arizona campus2026-08-04company-reported From the company's own published information.TSMC
Projected share of TSMC leading-edge capacityAbout 30% of TSMC's 2-nanometer and more advanced capacity, once the announced fabs are complete2026-07-16projected A forward-looking estimate, not a measured result.Arizona Commerce Authority
First-fab delay (2023)Volume production pushed from 2024 to 2025, announced in July 2023 and attributed by TSMC to a shortage of skilled workers2023-07-31verifiedThe Register
Second-fab schedule changesProduction target moved from 2026 to 2028, with TSMC saying in April 2024 that the second fab would add 2-nanometer alongside the previously announced 3-nanometer2024-04-08verifiedTSMC, filed with the U.S. Securities and Exchange Commission
Advanced packaging partnershipMemorandum of understanding with Amkor Technology, signed in October 2024, for turnkey advanced packaging and test services at Amkor's planned facility in Peoria2025-10-20announced From a public announcement. Plans can change.Data Center Dynamics

Water and environment

MeasureValueAs ofBasisSource
Water used, one operating fabAbout 5,300 acre-feet a year (roughly 1.7 billion gallons, or 4.7 million gallons a day)2026-07-23verifiedArizona's Family (AZFamily)
Projected water demand, first three fabsAbout 16.4 million gallons a day, of which Phoenix expects to supply about 4.2 million gallons a day after TSMC's reuse2025-08-27projected A forward-looking estimate, not a measured result.Axios Phoenix
Industrial Water Reclamation PlantExpected to be complete in 2028, with a design goal of recycling 90% or more of water and achieving Near Zero Liquid Discharge2026-08-04announced From a public announcement. Plans can change.TSMC
Today, in-house recycling65%2026-08-04company-reported From the company's own published information.TSMC
When the reclamation plant opens85%2025-08-27announced From a public announcement. Plans can change.Axios Phoenix
Company goal90% or more2026-08-04announced From a public announcement. Plans can change.TSMC
Renewable energy creditsPurchasing renewable energy credits to cover 100% of the site's power use since 20232026-08-04company-reported From the company's own published information.TSMC
On-site solar14.5 MW of solar panels that double as covered parking (being installed)2026-08-04company-reported From the company's own published information.TSMC
Where the fabs rank among Phoenix water usersSemiconductor manufacturing sits near the top of industrial water users in metro Phoenix: above golf courses, beverage plants and data centers, and below power stations such as Palo Verde2026-07-23verifiedArizona's Family (AZFamily)
Agriculture72%2019-12-31verifiedUniversity of Arizona, Economic and Business Research Center
Homes, businesses and cities22%2019-12-31verifiedUniversity of Arizona, Economic and Business Research Center
All industry, mining and power6%2019-12-31verifiedUniversity of Arizona, Economic and Business Research Center
Golf course irrigationAbout 2%2015-12-31verifiedUniversity of Arizona, Economic and Business Research Center
TSMC Arizona, one operating fab0.08%2026-07-23verifiedArizona's Family (AZFamily)

Sources

TSMC Arizona Jobs in Arizona (171 open)

Arizona AI currently tracks 171 open TSMC Arizona roles in Arizona, the largest named category being manufacturing & equipment technicians (37). Counts come from the Arizona AI job index, aggregated from the employer's own careers system and refreshed twice daily; they reflect published listings, not total employment.

TSMC Arizona Manufacturing & Equipment Technicians Jobs in Arizona (37)

TSMC Arizona Process & Equipment Engineering Jobs in Arizona (30)

TSMC Arizona Facilities, Construction & Utilities Jobs in Arizona (20)

TSMC Arizona Business & Corporate Jobs in Arizona (10)

TSMC Arizona Supply Chain & Procurement Jobs in Arizona (9)

TSMC Arizona Hardware & Design Engineering Jobs in Arizona (7)

TSMC Arizona IT, Security & Networking Jobs in Arizona (4)

TSMC Arizona Software, Data & AI Jobs in Arizona (4)

TSMC Arizona Internships & Early Career Jobs in Arizona (2)

TSMC Arizona Other Roles Jobs in Arizona (48)

TSMC Arizona: Common Questions

How many jobs does TSMC Arizona have open in Arizona right now?

Arizona AI is currently tracking 171 open TSMC Arizona roles in Arizona, in Phoenix. The count updates automatically as TSMC Arizona adds and removes postings, and duplicate listings for the same role are merged.

What kinds of roles does TSMC Arizona hire for in Arizona?

The largest categories among current listings at TSMC Arizona are manufacturing & equipment technicians (37), process & equipment engineering (30), facilities, construction & utilities (20), business & corporate (10). Categories are derived from job titles by Arizona AI.

Where in Arizona are TSMC Arizona jobs located?

TSMC Arizona lists Arizona roles in Phoenix. Locations are shown exactly as TSMC Arizona publishes them; the company's main Arizona site is North Phoenix, AZ. Employers sometimes label roles with the metropolitan area rather than the specific campus city.

How do I apply for a job at TSMC Arizona?

Each listing on this page links through to TSMC Arizona's own application page. Arizona AI does not collect applications or charge job seekers, and roles are aggregated from the employer's official careers system rather than from third-party recruiters.

How many fabs is TSMC building in Arizona?

Four are in some stage of construction or production today: Phase 1 has been producing since late 2024, Phase 2 is built, with tools being installed and volume production expected to begin in the third quarter of 2027, Phase 3 is under construction, and Phase 4 entered initial construction in early 2026. Arizona officials describe the announced plan as totaling ten fabs plus two advanced packaging facilities and an R&D center. TSMC itself has committed to six fabs with an intent to build several more, and its CEO said in July 2026 there would be probably four or more additional fabs, with timing set by customer demand.

What chips are made at TSMC Arizona?

The first fab produces 4-nanometer (N4) logic chips, including the first Nvidia Blackwell wafers made in the United States. Later fabs are slated for 3-nanometer, 2-nanometer, and A16 process technologies. Wafers made in Arizona are currently shipped to Taiwan for advanced packaging, since all of TSMC's CoWoS packaging capacity is in Taiwan for now. TSMC has two advanced packaging facilities planned in Arizona, and a TSMC executive said in April 2026 that the goal is to have that capability there before 2029.