Mechanical Design Engineer (Turbomachinery)
Location: El Segundo, CA
Department: Turbomachinery
About Us
At Arbor Energy & Resources Corporation ("Arbor Energy"), we’re creating technology to power our lives while protecting the planet that sustains them. Our advanced power systems deliver clean, reliable baseload electricity with zero operating emissions—modular, fuel-flexible, and engineered for the realities of today’s energy demand. At the core is a supercritical CO₂ turbine with integrated carbon capture, designed to bring carbon-neutral power online quickly at meaningful scale.
Our team includes aerospace engineers, combustion experts, and systems thinkers with a shared goal: to build technology worthy of the world we want to live in. While many of us began our journeys looking to the stars, we’re applying that expertise here at home to deliver dependable, emission-free baseload power and a future of lasting abundance.
If you share our values and are drawn to rigorous work with lasting impact, we’d love to learn more about you. Come build what the future will run on.
Steward our planet: We build for tomorrow, ensuring every bolt we tighten and every hand we lend leaves our environment stronger than we found it.
Lead with Love: We champion the success of our people, partners, and planet, nurturing excellence through camaraderie and rigor.
Explore the Uncharted: We embrace the unknown with curiosity, using courage and discipline to transform uncertainty into opportunity.
Role Overview
Arbor Energy is seeking a Mechanical Design Engineer to support the design and analysis of rotors and casings for turbomachinery in a supercritical CO₂-based power cycle. This role emphasizes hands-on design, analysis, and learning under the guidance of more experienced engineers, with increasing ownership over time.
This position offers a rare opportunity to work on first-of-a-kind turbomachinery hardware in a highly collaborative R&D environment.
Exceptional new graduates with relevant internships, research, or project experience are encouraged to apply.
Responsibilities
- Design and optimize rotors and/or casings for high-performance turbomachinery using NX
- Support or lead assembly architecture and material selection to meet performance and reliability requirements
- Size and analyze bolted joints, seals, and piping flanges
- Perform static, transient, and thermomechanical analysis using ANSYS
- Conduct modal analysis of stationary and rotating systems
- Perform thermal analysis to evaluate temperature gradients and thermal expansion
- Ensure designs meet operational, thermal, and mechanical requirements
- Collaborate closely with combustion, systems, and test teams
- Support manufacturing, assembly, and testing activities to validate designs
Requirements
- Bachelor’s degree in Mechanical, Aerospace, or a related engineering field
- 1–4 years of experience in mechanical design, turbomachinery, aerospace, energy systems, or related industries
- Experience in structural mechanics, heat transfer, and materials
- Familiarity with finite element analysis tools (ANSYS or equivalent)
- Experience with CAD tools (NX preferred, others acceptable)
- Strong analytical skills and willingness to learn complex rotating machinery systems
- Ability to work collaboratively in a fast-paced R&D environment
Compensation & Benefits
- Pre-IPO 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!
Base Pay: $110,000 - $140,000 USD/year. The salary is subject to the applicant's skills, qualifications, experience, and geographic location.
Our Commitment
Arbor Energy is proud to be an equal opportunity employer. We evaluate qualified applicants without regard to race, religion, national origin, gender identity or expression, sexual orientation, age, marital or veteran status, disability, or any other protected characteristic under applicable law. Solving global energy challenges requires a wide range of perspectives and experiences, and we are committed to building a team that reflects the world we serve.
Our hiring process is designed to be accessible, fair, and focused on the work that matters most for this role. Reasonable accommodations are available throughout the hiring process and employment—please let us know if you need one.
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