Helion Energy

Senior Software Engineer, Data Platform

Helion Energy$120K — $160K *
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in computer science or related field
  • 8+ years of software/data engineering experience with large-scale distributed data systems
  • Hands-on experience with modern data storage and processing technologies (e.g., Kafka, Postgres)
  • Expertise in Python and SQL, with knowledge of Java, Scala, or Go
  • Cloud-native experience with Azure, AWS, and/or Google Cloud using Docker and Kubernetes
  • Familiarity with DevOps best practices including CI/CD and monitoring tools
  • Experience with AI/ML technologies, including LLMs and MCP servers

Responsibilities

  • Design and develop large-scale data pipelines, ELT processes, and data lakes
  • Scale the data platform to support operational growth from millions of parts per year to millions per day
  • Monitor and improve performance and reliability of data connections using observability tools
  • Manage data quality and governance, including metadata, schemas, and access control
  • Collaborate with cross-functional teams to understand data requirements and deliver solutions
  • Stay current with emerging data technologies and propose fit solutions
  • Participate in on-call rotations to maintain SLA and prevent data issues

Benefits

  • 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, long term disability, and life insurance
  • Paid parental leave and support (up to 16 weeks)
  • Annual wellness stipend
Full Job Description
What you will be doing

You will design, develop, and operate a secure, scalable, reliable, and efficient platform to facilitate the flow of data between internal and external systems supporting mechanical and electrical engineering, supply chain, inventory, manufacturing, and finance. This is a high-impact, high-visibility role: together with a cross-functional team owning business critical applications, you will multiply the impact of many other teams across the company.

You will:
  • Design and develop large-scale, batch and real-time data pipelines, ELT processes, data warehouses, and data lakes, both on prem and in the cloud
  • Scale our data platform to support operational growth from millions of parts per year to millions per day
  • Monitor and continuously improve the performance and reliability of data connections and their impact on up-and-downstream systems, using best-in-class observability tools
  • Ensure data quality and governance by managing metadata like schemas, lineage, and access control
  • Collaborate with other software engineers, data analysts and scientists, other engineering disciplines, non-engineers, leadership, and vendors to understand data requirements and deliver solutions
  • Stay current with emerging data technologies while recommending battle-tested right-fit solutions that align with strategic goals
  • Participate in on-call rotations to maintain our SLA with the rest of the company, and prevent data issues from stalling 24/7 production schedules

Required Skills:
  • Bachelor's degree in computer science or a related field
  • 8+ years of software and/or data engineering experience building and operating large-scale, distributed data systems
  • Hands-on experience with modern data storage and processing technologies (e.g., Kafka, Postgres, blob storage, Flink, dbt, Iceberg)
  • Expertise in Python and SQL; experience with other languages like Java, Scala, or Go
  • Cloud-native experience in Azure, AWS, and/or Google Cloud, using container orchestration technologies like Docker, Kubernetes, and infrastructure-as-code tools like Terraform
  • Familiar with DevOps best practices, using version control (Git), CI/CD (e.g., Buildkite, GitHub Actions), and monitoring and alerting (e.g., Prometheus, Grafana, Datadog)
  • Experience with AI/ML, including LLMs and MCP servers

#LI-Onsite #LI-KL1

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

About Helion Energy

Helion Energy, Inc. is an American fusion research company, located in Everett, Washington. They are developing a magneto-inertial fusion technology to produce helium-3 and fusion power via aneutronic fusion.
Learn more about Helion Energy
Industry
Founded
2013

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