Arbor Energy
Energy & UtilitiesDirect Greenhouse career site

Sr. Mechanical Engineer (Gasification)

Pay
$150,000 – $175,000 per year
Location
El Segundo, CA · On-site
Job type
Full-time
Level
Senior
Experience
7+ years
Education
Bachelor's degree
Listed
30 days ago

Skills & highlights for this role

  • combustion system design
  • thermodynamics
  • high-temperature and pressure equipment

Also useful

  • biomass or solids conveyance
  • chemical kinetics
  • Python
  • MATLAB

Stated benefits & perks

  • Medical
  • Dental
  • Vision
  • 401k
  • Unlimited pto

Role Overview

We are seeking a Sr. Mechanical Engineer (Gasification) to take ownership of the development, testing, and optimization of our novel biomass gasification systems, solids feed and removal systems, and feedstock pretreatment systems to enable reliable, high efficiency conversion as we scale from demonstration to pilot and beyond. As a core member of a small, hands-on gasification team, you'll guide daily operations, execute testing, and lead design improvements to ensure safe, reliable, and high-performing systems.

Responsibilities

  • Execute design, procurement, assembly, testing and operation of high-pressure solids feed and removal hardware.
  • Contribute to 3D modeling, structural analysis, fabrication drawings and PFD's / fluid P&ID's as well as test plans and procedures.
  • Find robust, cost-effective solutions to solve Arbor's electro-mechanical, thermal, and fluid system design problems.
  • Manage large assembly BOMs and work across departments to deliver project results.

Requirements

  • Bachelor's degree in Mechanical, Aerospace, Chemical Engineering, or related field.
  • 7+ years of experience in combustion system design, analysis, and testing.
  • Experience with electro-mechanical and/or chemical conversion systems.
  • Strong understanding of thermodynamics, fluid mechanics, and heat transfer.
  • Hands-on experience with high-temperature and pressure equipment.
  • Demonstrated ability to own product lifecycle from conceptual design to validation.

Preferred Qualifications

  • Master's degree in Mechanical, Aerospace, Chemical Engineering, or related field.
  • Experience with biomass or solids conveyance and feeding systems.
  • Knowledge of chemical kinetics and fuel property effects on combustion behavior.
  • Programming or scripting skills for data reduction and automation (Python, MATLAB, or similar).
  • Experience working in startup or experimental R&D environments.

Benefits & Compensation

  • 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

$150,000 - $175,000 USD/year. The salary is subject to the applicant's skills, qualifications, experience, and geographic location.

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 CO 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.

Read the original posting

From Arbor Energy's careers page, first listed on Rolev.ai on October 10, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

Rolev.ai is a job search and application tool for US job seekers. For this Sr. Mechanical Engineer (Gasification) role at Arbor Energy, it shows how your resume fits, tailors your resume to the posting, and prepares the application for you to review.

  • See how you fit

    Openings from employer career sites are ranked against your whole resume—and searchable inside Claude, ChatGPT, and Cursor via Rolev.ai MCP.

  • Tailor without inventing

    Every change to your resume is checked against your original. New experience goes in only with your yes—zero fabricated claims.

  • Draft the full kit

    Tailored and Full Match resumes, role-specific cover letters, and answers to employer screening questions are prepared in seconds.

  • 1-Click Extension Autofill

    The Chrome extension fills the employer's Greenhouse, Workday, Lever, or Ashby form in 1 click. You review it and press Submit.

Common questions

What is the salary for the Sr. Mechanical Engineer (Gasification) role at Arbor Energy?

The Sr. Mechanical Engineer (Gasification) posting at Arbor Energy states compensation of $150,000 – $175,000 per year. It is listed as a full-time position. Final pay may depend on location, experience, and interview evaluation on Arbor Energy's official career site.

Where is the Sr. Mechanical Engineer (Gasification) job at Arbor Energy located?

This Sr. Mechanical Engineer (Gasification) position at Arbor Energy is located in El Segundo, CA (On-site). Always check Arbor Energy's application page for specific state eligibility or relocation policies.

What qualifications are required for Sr. Mechanical Engineer (Gasification) at Arbor Energy?

For the Sr. Mechanical Engineer (Gasification) role, Arbor Energy highlights 7+ years of relevant experience; a bachelor's degree; experience with combustion system design, thermodynamics, high-temperature and pressure equipment. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

How do I apply for the Sr. Mechanical Engineer (Gasification) position at Arbor Energy?

This listing links directly to Arbor Energy's Greenhouse application page. You can apply directly on Arbor Energy's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Greenhouse application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.