Mechanical and Thermal Reliability Engineer

Overview

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.

• 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

• 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

• 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

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

• 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,…