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Modeling & Simulation Engineer - First Mode

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Job Title
Modeling & Simulation Engineer
Job Location
Seattle, Washington
Job Description

First Mode is a carbon reduction company developing creative, clean energy solutions for heavy industry’s toughest problems.

We hope you’ll join us in building a brighter future for people and planet.

First Mode is seeking to add new members to our engineering team focused on modeling and simulation. We’re looking for individuals who have passion, experience, and hard-won lessons in the art of model development. You enjoy diving into new platforms and technologies to figure out how they work and appreciate the thrill of seeing your work bring a physical system to life. 

Position Responsibilities

Working with small interdisciplinary teams, you will analyze the data and build the models that form the basis for solutions to complex problems. You will work on models that are used to solve the challenges around decarbonizing heavy industry.

  • Design and maintain complex integrated models for simulation
  • Work with cross-disciplinary teams to scope and define new model
  • Create ways of using simulations that trade breadth with performance
  • Develop low-level algorithms for subsystem simulations based on first principles
  • Define and run trade studies in order to help engineers make decisions
  • Summarize and communicate results to multidisciplinary team members and customers
  • Validate and test simulation results
  • Verify system-level requirements

Basic Qualifications

  • 2+ years of experience in Engineering, Physics, Mathematics, Analytics, or Data Science

Preferred Qualifications

  • Strong python skills
  • Ability to clearly communicate technical ideas to non-technical audiences
  • Ability to work independently as well as in a dynamic team environment
  • Ability to work in undefined and quickly evolving problem spaces
  • Experience in systems analysis
  • Familiarity with architecting simulations
  • Ability and desire to learn new complex engineering concepts


  • This position will be located at First Mode’s headquarters in Seattle, WA and will be required to work in office >60% of working hours

Total Rewards

Base Salary Range: $106,500 - $162,000

     M&S Engineer I: $106,500 - $144,000

     M&S Engineer II: $120,000 - $162,000


Benefits & Perks

  • Annual bonus incentive
  • Equity-based awards
  • 100% employer-paid health insurance (medical, dental, vision)
  • 401(k) retirement account with a 3% employer contribution from the start of employment
  • Flexible PTO with 12 weeks of supplementary paid parental leave
  • Commuter benefits (parking & public transportation)
  • A culture that encourages professional growth with learning and development reimbursements
  • Open and collaborative workspace with free office snacks and lunches
  • Hybrid work model


First Mode is an Equal Opportunity Employer; employment with First Mode is governed on the basis of merit, competence, and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.

First Mode Headquarters Location

Seattle, WA

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First Mode Company Size

Between 200 - 500 employees

First Mode Founded Year


First Mode Total Amount Raised


First Mode Funding Rounds

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  • Series A

    $200,000,000 USD

  • Seed

    $8,500,000 USD

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