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What MatX Is Building

MatX is on a mission to be the compute platform for AGI. We are developing vertically integrated full-stack solutions from silicon to systems including hardware and software to train and run the largest ML workloads for AGI. MatX is seeking silicon micro-architects and design engineers to join our team as we create best-in-class silicon for high-performance and sustainable GenAI. Successful candidates for these roles will be responsible for delivering performant and functionally accurate silicon for MatX products across compute, memory management. High-speed connectivity and other key technologies.

We are looking for a Diagnostic Engineer to join our Hardware System team. The successful candidate will be responsible for defining, designing, and owning the end-to-end diagnostics test suite for manufacturing, debugging and deployment of our rack-scale AI data center product. This role is crucial for collaborating with JDM to ensure high manufacturing yield and robust products from manufacturing to customer deployment.

What You'll Do Here

• Own the end-to-end diagnostics test suite for accelerator boards and racks
• Develop diagnostic tools covering the AI chip, PCIe, HBM, power, and thermal
• Define test coverage and pass/fail criteria for manufacturing screening
• Enable JDM/ODM partners with documentation, tooling, and hands-on debug support
• Support partners technically through NPI and production ramp phases
• Triage and root-cause manufacturing test escapes and field failures
• Build and maintain CI/CD infrastructure for the diagnostics software stack
• Track quality metrics - yield, test coverage, defect density - and report out

Who You Are

• 7+ years in systems diagnostics, hardware validation, or manufacturing test
• Expert in Python and C/C++ for test automation and low-level device programming
• Deep knowledge of PCIe, memory hierarchies, power management, and I/O
• Proven experience managing test relationships with ODM/JDM or CM partners
• Experienced building and scaling test automation frameworks from the ground up
• Proficient with Linux system tools for hardware interrogation and fault analysis
• Self-directed and effective in a fast-moving, low-overhead startup environment
• Strong communicator across engineering, manufacturing, and executive audiences

Bonus Points If You Have

• Experience with AI accelerator, GPU, or custom ASIC diagnostics
• Familiarity with HBM or advanced packaging (2.5D/3D) test considerations
• Exposure to rack-scale management: BMC, PDU, IPMI, or Redfish
• Experience writing diagnostics that run at bare-metal or pre-OS environments
• Familiarity with error injection frameworks and fault coverage analysis
• Prior NPI experience at a semiconductor or early-stage hardware startup
• Familiarity with Linux drivers, PCIe enumeration, or register-level programming

Compensation

The US base salary for this full-time position is determined based on a variety of factors including role, experience, location, job related skills, and relevant education and training. Career length is only a guideline for compensation.

• Early Career - $120,000 - $275,000 + equity
• Mid Career - $175,000 - $450,000 + equity
• Senior Career - $275,000 - $600,000 + equity

What We Offer

• A Stake in our success A flexible cash equity compensation mix that fits your needs
• Health & Wellness Company subsidized Health, Dental, Vision, and Life insurance; Pre-tax Health Savings Accounts with generous company contribution (even if you don't)
• Time To Recharge 4 weeks paid time off (accrued), 12 company holidays, and 3 weeks remote/flexible work per year
• Support to Parents Up to 12 weeks of paid parental leave, regardless of your path to parenthood
• Learning & Development $1,500 yearly towards your professional development e.g. conferences, courses, and other learning opportunities
• Team Connection Team Lunches, quarterly off-sites, and regular town halls
• Financial Wellbeing 401K and/or Roth IRA, with 5% company contribution, even if you don't!
• Flexible Spending Accounts Pre-tax spend accounts for medical, dental/vision, dependent care, parking, and transit expenses
• Commute On Us For those commuting up to 1 hour, put your rideshare cost on our company card and reclaim the drive-time to get work done!
• MatX E[x]tras $50 per month to use on the perks you care about most 
• Remote Perks We work remotely Monday & Friday, supported by home-tech setup, and remote wifi expense reimbursement

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.

All candidates must be authorized to work in the United States and work from our offices in Mountain View Tuesdays-Thursdays.

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

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.