Responsibilities
- Design and optimize rotors and/or casings for high-performance turbomachinery using NX.
- Select assembly architectures and materials to meet performance and reliability requirements.
- Size and analyze bolted joints, seals, and piping flanges for structural integrity.
- Perform static and transient thermomechanical analysis using ANSYS.
- Conduct modal analysis of both stationary and rotating systems to evaluate dynamic behavior.
- Perform thermal analysis to assess the effects of temperature gradients and thermal expansion.
- Ensure designs meet operational, thermal, and mechanical performance requirements.
- Collaborate with combustion and systems teams.
- Support manufacturing, assembly, and testing efforts to validate designs.
Requirements
- Bachelor’s degree in Mechanical, Aerospace, or a related Engineering field.
- 5+ years of experience in turbomachinery design or mechanical system engineering.
- Proficiency in ANSYS FEM software for stress, thermal, and thermomechanical analysis.
- Strong understanding of bolted joint, seal, and flange design.
- Experience with static, transient, and thermal structural analysis of rotating systems.
- Familiarity with materials selection for high-stress and high-temperature applications.
Preferred Qualifications
- Experience in creep analysis for high-temperature applications.
- Knowledge of rotordynamics and vibration analysis of rotating machinery.
- Familiarity with bearing design, damping, and balancing of rotating components.
- Experience working with supercritical CO₂ or high-density working fluids.
- Proficiency in NX CAD software
- Experience in startup or R&D environments.
Benefits
- Stock options
- Medical, dental, and vision insurance (Arbor covers 90% for employees)
- Basic life insurance fully covered
- Health savings account (HSA) with matching
- Flexible savings account (FSA)
- Unlimited PTO
- 12+ company holidays, including Earth Day!
- 401(k)
- Commuter benefits
- Annual learning and development stipend
- And more!
Top Skills
What We Do
At Arbor, we’re sustainably powering the present while erasing emissions of the past. Our innovative system transforms organic waste into clean, reliable electricity while capturing carbon dioxide at scale.
Founded by space tech veterans who pivoted from building technology to explore new planets to protecting our own, Arbor leverages cutting-edge aerospace technology to tackle climate change. Our mission is to bring gigawatts of clean, dependable baseload power online while removing gigatons of legacy carbon emissions. Earth is the most important spaceship we’ll ever have, and we’re dedicated to restoring its balance.
Drawing on our team’s deep aerospace expertise, we’ve created a power system that meets today’s demands while repairing yesterday’s damage. Arbor’s engine, fueled by organic waste, improves on Bioenergy with Carbon Capture and Storage (BECCS) using advancements in oxy-combustion, supercritical turbomachinery, and additive manufacturing. The system turns waste—like overgrown brush, crop residues, and food waste—into clean power, reducing wildfire risks and landfill emissions. The captured CO2 is permanently stored deep underground, where it mineralizes into rock, ensuring it never returns to the atmosphere.
At Arbor, we envision a future where human progress and environmental stewardship work in harmony to power our world and bring the planet into balance. We’re proudly backed by climate-focused investors including Gigascale Capital, Voyager Ventures, Lowercarbon Capital, and Cantos Ventures.


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