Software Engineer

Number of employees

100

Everett, WA, United States

Posted on: 2025-04-29

Category: renewables

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Employment type:

Full time

Experience required:

Intermediate

Salary

Salary not provided

About the company:

Helion is a fusion power company based in Everett, WA, with the mission to enable a future with unlimited clean energy. Our vision is a world with clean, reliable, and affordable electricity for everyone. Currently, we are scaling up our latest plasma accelerator prototype to make our vision a reality.

We’re hiring brilliant scientists, engineers, and builders passionate about developing world-changing technologies. If that sounds like you, check out our open positions. 

About Helion

We are a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant, enabling a future with unlimited clean electricity. Our vision is a world with clean, reliable, and affordable energy for everyone.

Since Helion's founding in 2013, we have raised over $1 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group and new investors SoftBank and Lightspeed to propel us forward. Our last prototype, Trenta, completed 10,000 high-power pulses and reached plasma temperatures of 100 million degrees Celsius (9 keV). Now, we're turning up operations for Polaris, working towards delivering the world's first fusion power plant. 

More than ever, it's a pivotal time to join us and have the opportunity to solve real challenges to create a better energy future. You will see first-hand how we value urgency, rigor, ownership, and hard truths, knowing it will take each to do what no one has before. Joining us, you will push the boundaries of what's possible and transform humanity for the better - because the world can't wait.

What You Will Be Doing:
We are looking for a Software Engineer to help us improve, scale, and increase scope of in-house control and diagnostics capability. You will work with Electrical Engineering designers and IT to develop intelligent, next-generation, in-house control and diagnostics. You will also develop strong software infrastructure and pipelines. This role requires an onsite presence, and you will report directly to our Lead Electrical Engineer at our Everett, WA, office.

You Will:

  • Work closely with the physics and engineering teams building Helion’s Fusion Power Plant
  • Create and maintain graphical user interfaces to log and display real-time health/performance information for a fusion machine and sub-scale testbeds
  • Collaborate to create and implement software algorithms which interface with thousands of distributed sensors
  • Take ownership of software architecture, code organization, version control best practices, deployment tools and strategies, and testing
  • Explore time series database tools and ways to graph them (i.e. InfluxDB, Grafana, and similar) to serve the users of your software
  • Examine possibilities of new software solutions to accelerate customer
  • Apply both engineering first-principles and method-based thinking to challenging problems

Required Skills:

  • BS or higher in Computer Science, Computer Engineering, or Electrical Engineering and 2-5 years of industry experience
  • Experience with modern C++ experience, specifically with C++11/14/17/23
  • Experience with Python, numpy, numba
  • Experience with Embedded Linux Distributions
  • Experience with software deployment tools like Docker and Portainer
  • Experience with time series database management software
  • Experience with data processing (databases, transformations, data pipeline optimization)
  • Experience with data visualization tools
  • Experience with working with internal customers to create right-sized software solutions on a schedule
  • Experience working with Hardware, Firmware, and Software engineers for integration and scope of work

Desired Skills:

  • Experience with EtherCAT, TwinCAT, SOEM
  • Experience with Precision Timing Protocol (PTP)
  • Experience with SCADA and PLC logic
  • Experience with Ansible, Apache Flink, Progress Chef, Perforce Puppet, Databricks, Datadog, Snowflake, Terraform, and/or AWS Cloud

#LI-Onsite #LI-KL1

Total Compensation and Benefits

Helion's compensation package includes a competitively benchmarked base salary, meaningful equity grants, and comprehensive benefits. Final compensation is determined through a holistic evaluation of your experience, qualifications, and our commitment to internal equity - ensuring fairness and transparency across our teams. We are committed to fostering a fair and equitable environment in every aspect of our operations, including compensation.

This is an exempt salaried role.

Annual Base Pay
$100,000$145,000 USD

Benefits

Our total compensation package includes benefits, including but not limited to: 

  • Medical, Dental, and Vision plans for employees and their families 
  • 31 Days of PTO (21 vacation days and 10 sick days) 
  • 10 Paid holidays, plus company-wide winter break 
  • Up to 5% employer 401(k) match 
  • Short term disability, long term disability, and life insurance 
  • Paid parental leave and support (up to 16 weeks) 
  • Annual wellness stipend  

NOTE: Underrepresented people are less likely to apply unless they meet 100% of the job's requirements. We believe in hiring people, not checklists, and encourage you to apply even if you do not check all of the boxes. If this job isn't the one, we have many other openings that may be a fit.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information. If we reach out to you to begin an interview process, we will also ask if you require any reasonable accommodation at that time.

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