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Salary
≈ $164k – $369k per year (Estimated)
Location
Hybrid (Mountain View, United States)
Visa
H-1B filings in 12 months: 8
Employment
Internship

Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Oct 7, 2026. MatX scores B on the Alion truth index.

Overview
Company
Impact
Profile match
MatX is a semiconductor startup based in Mountain View, California that designs high-throughput chips for training and serving large language models for frontier AI labs. Its MatX One chip targets training, reinforcement learning and inference of large dense and mixture-of-experts models, pairing on-chip SRAM for weights with HBM for long context and large scale-up interconnect, and it is backed by Jane Street, Spark Capital, Situational Awareness LP, Triatomic Capital and the fund of Nat Friedman and Daniel Gross. It hires silicon architects, design verification and validation engineers, kernel and system software engineers, hardware engineers and AI tooling staff.

Who We Are

MatX designs hardware tailored for the world's best AI models. Our hardware will make a given level of intelligence available 3-5 years sooner. We're building vertically integrated, full-stack solutions from silicon to systems, including hardware and software, to train and run the largest ML workloads. Our team is creating best-in-class silicon for high-performance and sustainable GenAI.

What You'll Do Here

  • Do real work that ships, not a side project, as a full member of your team

  • Work on problems aligned with your role and background, with a mentor and teammates who will support your growth

  • Exposure across hardware, software, and research teams

How to Apply

We're hiring interns across several teams for 2027.

  • Apply directly to the posted role that most closely fits your skills and interests

  • If you don't see a role that fits, submit your application here and we'll talk about the best fit during your interview process

Compensation

All internships are paid $13,334 per month.

What We Offer

  • Time off: 4 weeks PTO (accrued) + 12 company Holidays + up to 3 weeks remote work

  • Health: Company-subsidized Medical (Kaiser or Anthem) for employees & dependents, Guardian Dental and Vision insurances for employee & dependents, and life insurance (employee only), plus HSA and FSA offerings via Lively.

  • Financial Security: Choose from Roth or pre-tax 401K (or both) with a 5% company contribution (even if you don't contribute), 100% company-paid life insurance (up to $300K), long-term disability and travel insurance.

  • Professional Development: $1500 per year Professional Development Budget

  • Team Meals: MatX provides onsite team lunch & dinner Monday - Friday, with your choice of ordering via WeBox, Specialty’s or via our reimbursement system

  • Commute on Us: We pay 100% for your daily commute. Commute via our company rideshare account, reimburse public transportation, or get a Fasttrak card (or all three)

  • MatX E[x]tras: $50/mo to use on the perk you value most

  • Cell & Internet Reimbursement: $35/mo for cellular and $40/mo for wifi

  • Remote Home Setup: Use our Amazon business account for up to $1000 in office setup purchases.

  • Mental Wellbeing: 100% paid mental health benefit via SpringHealth and Guardian EAP.

  • Support to Parents: Up to 12 weeks paid parental leave regardless of path to parenthood, 10 weeks pregnancy disability leave, flexible return-to-work hours, and a $6K Family Fund to cover fertility, surrogacy, adoption, menopausal health, preservation, family counseling and more.

As part of our dedication to the diversity of our team and our focus on creating an inviting and inclusive work experience, MatX is committed to a policy of Equal Employment Opportunity and will not discriminate against an applicant or employee on the basis of race, color, religion, creed, national origin or ancestry, sex, gender, gender identity, gender expression, sexual orientation, age, physical or mental disability, medical condition, marital/domestic partner status, military and veteran status, genetic information or any other legally recognized protected basis under federal, state or local laws, regulations or ordinances.

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This position requires access to information that is subject to U.S. export controls. This offer of employment is contingent upon the applicant's capacity to perform job functions in compliance with U.S. export control laws without obtaining a license from U.S. export control authorities.

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MatX does not accept unsolicited resumes from individual recruiters or third-party recruiting agencies in response to job postings. No fee will be paid to third parties who submit unsolicited candidates directly to our hiring managers or People team and any resumes submitted are deemed to be the property of MatX.

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