What MatX Is Building
We are looking for a Power Engineer to join our Hardware System team. The successful candidate will be responsible for defining, designing, and validating the complete power architecture for our rack-scale AI data center product. This role is crucial for maximizing power efficiency, scalability, and system performance throughout the entire power delivery path, from the rack level all the way to the chip.
What You'll Do Here
- Collaborate closely with cross-functional teams, including silicon, system, thermal, mechanical, and JDM partners, to bring innovative power solutions from concept to production
- Develop power specifications, power management strategy, and accurate power estimation models
- Implement voltage regulator designs that meet the silicon and system-level specifications
- Validated complex voltage regulator designs in the lab during initial silicon bring-up. Performed rigorous workload testing and measurement to confirm stable, clean power delivery within specified tolerances, ensuring system stability and performance
- Ensure designs adhere to relevant industry standards and regulations, including electrical safety and thermal management
- Provide leadership and technical guidance to other engineers during board and system integration
Who You Are
- 10–15 years in power design
- In-depth experience working with high-power architecture topologies (buck DC-DC converters, multi-phase VRMs, vertical delivery)
- Proficiency with modeling tools for transient analysis (Simplis, HSPICE), and CAD tools for schematic entry and layout (Allegro)
- Demonstrated ability in lab bring-up, debug techniques, design validation, and use of common lab equipment
- Proven track record for delivering shipped products
- Excellent verbal and written communication skills
- Excellent team player
- Familiarity with ORV3 HPR, VHDC, and data center power delivery is a plus
- Knowledge of dynamic workload management is a plus
- This position requires both design work and lab work
- This is a hybrid role that will require you to work from our Mountain View, CA office 3 days a week, on Tuesday through Thursday
What We Offer
- Compensation
- 0-5 years of experience - $120,000 - $200,000 + equity
- 5-10 years of experience - $120,000 -$300,000 + equity
- 10+ years experience - $120,000 - $400,000 + equity
- A Stake in our success A cash/equity mix that fits your needs and option to do early exercise
- 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.
Top Skills
What We Do
MatX designs hardware tailored for the world’s best AI models: We dedicate every transistor to maximizing performance for large models. For these models, we deliver 10× more computing power, enabling AI labs to make models an order of magnitude smarter and more useful. Our hardware would make it possible to train GPT-4 and run ChatGPT, but on the budget of a small startup.
A world with more widely available intelligence is a happier and more prosperous world—picture people of all socioeconomic levels having access to an AI staff of specialist MDs, tutors, coaches, advisors, and assistants.









