Senior Software Engineer
Valar Atomics2 months ago
Torrance, CA, USASenior
Base Salary
$144k - $195k/yr
Responsibilities
- Architect, design, and build full-stack software systems and infrastructure for reactor design, fuel manufacturing, licensing, and plant operations.
- Build and iterate on web interfaces used daily by engineers, operators, and technicians.
- Integrate and extend PLM, ERP, MES, document, and records-management systems through APIs, message queues, and event-driven interfaces.
- Develop tooling that reduces manual document handling and preserves traceability from requirements through as-built systems.
- Own deployment, observability, monitoring, alerting, infrastructure, and on-call operational health for services.
- Design data models, interfaces, and access boundaries for consistent, auditable engineering, manufacturing, and quality records.
- Diagnose and resolve issues across client, service, data, deployment, configuration, and network layers, including during field commissioning and startup.
- Use and review AI coding agents and assistants in production software development.
- Lead design and code reviews, set technical direction, and mentor software engineers.
Requirements
- 7+ years of relevant experience writing software and deploying it to production.
- Experience with both typed languages such as Java, C#, Go, or C++ and untyped languages such as Python or JavaScript.
- Experience designing scalable systems, architecting solutions, and driving technical decisions across teams.
- Experience building and shipping end-to-end web applications, including user interfaces.
- Experience with cloud and containerized deployment, infrastructure as code, and CI/CD.
- Strong computer science fundamentals, including algorithms, data structures, and data modeling.
- Hands-on production experience with AI coding agents or assistants such as Claude Code, Cursor, or Copilot, including verifying their output.
- Strong communication, collaboration, ownership, and problem-solving skills.
- Bachelor's degree in computer science, engineering, mathematics, or a scientific discipline, or equivalent professional experience.
- Preferred: experience with internal platforms or engineering tooling in hardware, manufacturing, aerospace, energy, or heavy-industrial companies.
- Preferred: experience integrating PLM, ERP, MES, LIMS, or document-control systems.
- Preferred: familiarity with regulated or quality-controlled environments and NQA-1, GAMP 5, or 21 CFR Part 11.
- Preferred: experience with industrial and operational data, historians, time-series stores, OPC UA, or MQTT.
- Preferred: experience with Git, Docker, Kubernetes, and cloud and on-premises deployment.
- Preferred: experience mentoring software engineers through design and code review.
- Preferred: experience building with LLMs and agents, including retrieval over technical documents, agentic workflows, evaluation harnesses, or tool integrations.
Benefits
- Competitive base salary of $144,000—$195,000 USD.
- Equity ownership in a rapidly growing advanced energy company.
- Comprehensive medical benefits.
- Unlimited paid time off.
- Free daily lunch and dinner provided onsite.
- Generous PPE stipend.
- High-impact startup environment with significant ownership and autonomy.
- Opportunities for rapid career growth and internal advancement.
- Direct collaboration with experienced operators, engineers, and industry leaders.
- Based in Torrance, California, with regular travel to the Orangeville, Utah pilot plant.
- Applicants must be legally authorized to work in the United States as a U.S. citizen or lawful permanent resident; the role does not offer H-1B sponsorship.
Tech Stack
Categories
About Valar Atomics
Valar Atomics develops factory-built, high-temperature nuclear systems and related fuel fabrication to provide industrial process heat and synthesize gas from air for hydrogen and manufacturing uses. Founded in 2023 and headquartered in El Segundo, California, it is privately held and building its first pilot plant in Orangeville, Utah. The company targets heavy industry and hydrogen production with a model centered on scalable reactor deployment and energy/gas output sales.