Senior Mechanical Engineer, High Volume Design

• Own end-to-end design of complex mechanical subsystems, from requirements definition and architecture through validation, production ramp, and deployment
• Drive subsystem performance across cost, reliability, manufacturability, and serviceability, with direct impact on $/ton CO₂ economics
• Design low and high-volume components using a variety of manufacturing processes, including sheet metal stamping, casting, roll forming, and extrusions
• Lead design trade studies using first-principles analysis, data-driven methods, and sound engineering judgment

This role directly contributes to making low-cost, high-quality carbon removal a reality, helping to mitigate climate change and build a sustainable future for generations to come.

• 5+ years of experience designing and delivering products through the full lifecycle, from concept to production
• Excellent engineering fundamentals, with the ability to apply first principles, modeling, and data to real-world design decisions
• Experience applying Design for Reliability (DfR) principles, including failure mode identification, reliability modeling, accelerated life and stress testing
• Experience with engineering analyses such as reliability modeling, tolerance analysis, FEA, fatigue analysis, and root cause analysis

• Robust health coverage: Excellent health, dental and vision insurance covered up to 100% by Heirloom
• Generous parental leave: 16 weeks paid leave for all employees
• Generous stock options
• Flexible time off: Unlimited PTO for salaried employees
• 401(k)
• Monthly health and wellness reimbursement
• Robust annual education and conference budget

Heirloom uses the natural carbon capture properties of abundant minerals to pull CO2 from the air and store it permanently underground, with the goal of removing 1 billion tons of CO2 from the sky by 2035 to directly mitigate climate change.