Software Engineer - Simulators

What MatX is Building

MatX is building the world's best chips for training and serving large language models, spanning the entire stack — from silicon and rack design through compilers and kernels to ML models. Our systems deliver best-in-class latency, throughput per dollar, and throughput per watt.

We are seeking highly motivated and detail-oriented software engineers to join our chip simulation team. As an engineer on this team, you will design, develop, and test simulations of our custom hardware. Our team plays a key role in hardware-software co-design, enabling early development of the full software stack.

Join us to shape the future of AI hardware abstraction and optimization!

What You'll Do Here

• Design and implement a Rust-based chip simulator, building a cycle-accurate model of our custom hardware
• Collaborate with simulator customers: architecture, verification/validation, compiler, and runtime teams
• Work closely with hardware architects, building models that shape the silicon design
• Build tooling and infrastructure to aid in efficient correlation, debug, and testing 
• Use AI development tools to accelerate your work

Who You Are

• Bachelor of Computer Science or an equivalent degree
• Skilled in Rust, or strongly interested in ramping up
• Outstanding software engineering skills, with a focus on maintainability and performance
• Strong foundation in computer architecture fundamentals
• Excellent cross-functional communication skills
• Able to work from our Mountain View, CA office three days a week (Tuesday-Thursday) as part of this hybrid role

Bonus Points If You Have

• Experience writing cycle-accurate simulators
• Deep knowledge of ML accelerator architectures
• Experience with benchmarking and optimizing Rust code
• Familiarity with processor, memory, and networking architectures
• An understanding of power, performance, and cost tradeoffs

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 - $250,000 + equity
• Mid Career - $175,000 - $362,500 + equity
• Senior Career - $250,000 - $475,000 + 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.

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.