Mechanical and Thermal Reliability Engineer

What MatX Is Building

Matx is developing advanced rack- and POD-level infrastructure systems to support next-generation high-performance computing and AI workloads. Our focus is on delivering highly reliable, thermally efficient, and scalable hardware solutions, including cutting-edge liquid cooling architectures and mechanical systems.

We are building vertically integrated platforms that combine mechanical design, thermal management, packaging, and system-level engineering to ensure robust performance under extreme operating conditions. We are looking for engineers who are passionate about reliability engineering, system validation, and cross-functional product development.

What You'll Do Here

• Develop and execute reliability strategies and qualification plans for New Product Development (NPD) programs
• Design and implement Design of Experiments (DOE) for material, process, and product validation
• Perform reliability testing, evaluation, and qualification for mechanical and thermal systems
• Lead qualification readiness assessments, including material readiness and test program validation
• Conduct failure analysis and root cause investigations, and drive corrective and preventive actions (CAPA) during development.
• Work on system-level reliability for:
• Mechanical assemblies
• High-speed connectors 
• Compute blade architectures
• Evaluate and improve the reliability of liquid cooling systems, including:
• Direct-to-chip (D2C) cooling
• Rack and POD-level liquid cooling infrastructure
• Collaborate with ODM, JDM, and CM partners on L6~L11 system testing and reliability validation
• Develop reliability reports, risk assessments, and qualification documentation
• Contribute to product validation processes and drive improvements in product quality and reliability

Who You Are

• 0–5 years of experience in mechanical and/or thermal reliability engineering in data center hardware, server systems, or high-performance computing platforms
• Bachelor’s or Master’s degree in:
• Mechanical Engineering
• Thermal Engineering
• Or a related field
• Strong understanding of:
• Mechanical and thermal reliability principles
• Failure analysis and root cause methodologies
• Materials and process characterization
• Experience with:
• Design of Experiments (DOE)
• Product validation and qualification processes
• Ability to work effectively in cross-functional engineering teams

Bonus Points If You Have

• Knowledge of:
• Liquid cooling systems and architectures
• Advanced packaging and interconnect technologies
• Familiarity with industry standards such as:
• ISO
• OCP
• Experience working with ODM/JDM/CM partners in manufacturing environments
• Strong analytical, problem-solving, and data-driven decision-making skills

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 - $212,500 + equity
• Mid Career - $150,000 - $287,500 + equity
• Senior Career - $200,000 - $425,000 + 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.