F

Fourier

Engineering clean energy solutions at scale

Process Engineer

Full-TimeUpdated on 10/23/2026
$150k - $210k/yr+ Equity compensation
Expert
Bachelor of Science (BS)
Mountain View, CA, USA
In PersonOn-site role; frequent travel to customer sites required.
Manufacturing & Process EngineeringProcess Engineering

About the job

Requirements
  • A B.S. in Chemical Engineering or equivalent is required.
  • At least 10 years of relevant experience in process engineering or system integration is required.
  • Hands-on experience with gas and/or water piping, valve selection, and fluid handling systems is required.
  • Experience developing and deploying novel chemical or electrochemical systems is required.
  • A solid understanding of Process Safety Management requirements, including PHA, HAZID, and HAZOP, is required.
  • Familiarity with industry standards and regulations, including API, ASME, OSHA, EPA, and NFPA, is required.
  • Willingness to frequently travel to customer sites is required.
  • Experience managing product certification processes for hydrogen equipment, such as UL or TÜV SÜD, or willingness to do so, is required.
Responsibilities
  • Lead and optimize the process design of Fourier proprietary electrolyzer equipment stack-ups and supporting systems.
  • Design and prototype tools to aid system deployment and commissioning; plan and integrate systems and ensure compatibility and startup at customer sites.
  • Ensure Fourier electrolyzer equipment and processes meet and exceed customer and regulatory safety requirements and performance expectations.
  • Collect and analyze process field data with the Software & Controls and Engineering teams to identify trends, intercept process issues, and improve system performance.
  • Lead and troubleshoot engineering projects and resolve on-site issues.
  • Coordinate and oversee third-party certifications for hydrogen systems, including preparing documentation and test plans and engaging with certifying bodies.

About the company

Fourier Earth provides engineering services and scalable clean energy solutions for governments, large corporations, and sustainability-focused organizations to shift from fossil fuels to renewable energy. It develops practical energy technologies and deploys them at scale through consulting, project delivery, and licensing of its proprietary technologies. It differentiates itself with hands-on, large-scale implementation and direct work with governments and major organizations, moving from planning to full deployment and licensing rather than focusing on small pilots. Its goal is to enable a global transition to affordable, distributable clean energy that reduces carbon footprints and benefits society.

Company Size

51-200

Company Stage

Series A

Total Funding

$18.5M

Headquarters

Mountain View, California

Founded

2022

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Simplify Jobs

Simplify's Take

What believers are saying

  • June 2026 Gujarat pilot with Payal Industrial Park expands international commercial credibility.
  • LinkedIn postings in 2026 show hiring across manufacturing, process, and thermal systems.
  • Fourier is moving from stealth to commercial validation with pilots across chemicals and energy storage.

What critics are saying

  • Electric Hydrogen, Hysata, and Nel Hydrogen attack the same electrolyzer market.
  • Fourier still depends on pilots; Gujarat and 2025 deployments have not proven scale economics.
  • If commercial reliability slips, customers will choose established industrial gas suppliers instead.

What makes Fourier unique

  • Fourier sells modular on-site hydrogen production, avoiding centralized plants and delivery logistics.
  • April 2025 Series A brought General Catalyst, Paramark Ventures, and Airbus Ventures validation.
  • Its product targets industrial clusters needing continuous, cost-effective hydrogen storage and supply.

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Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Company Equity
  • 401(k) Retirement Plan
  • Paid Sick Leave
  • Paid Vacation

Growth & Insights and Company News

6 month growth

-1%

1 year growth

-1%

2 year growth

43%
Fuel Cells Works
Apr 2nd, 2025
Fourier Raises $18.5M to Launch On-Site, On-Demand Hydrogen Production System

Emerging from stealth, Fourier has announced an $18.5M Series A funding round led by Paramark Ventures and General Catalyst to debut its on-site, on-demand hydrogen system - a game-changer in how clean energy is produced, stored, and distributed.