Senior Software Engineer — Build Scalable Nuclear Simulations

Oklo Inc; Santa Clara (CA); On-site; USD 180,000 - 240,000; Full time

Benefits offered by this job

Flexible time off

Equity

Competitive pay

401k

Health insurance

FSA

Flexible work hours

Other benefits

Job summary

Oklo Inc. in Santa Clara, CA, seeks a senior software engineer to join a fast-moving team building the next generation of nuclear-aware software systems.

You will design, implement, and own end-to-end software platforms that help reactor engineers model, simulate, and optimize designs, with a strong emphasis on CI/CD pipelines, reliability, and collaboration with scientists and analysts. Strong Python fluency, Git expertise, and the ability to mentor teammates are essential as you contribute to

Qualifications

• Bachelor's degree in computer science, computer engineering, or equivalent work experience.
• 8+ years of professional software engineering experience.
• Fluency in Python.
• Strong proficiency with Git.
• Experience designing, implementing, and maintaining CI/CD pipelines.
• Demonstrated ability to own projects end-to-end: requirements gathering, architecture, implementation, testing, deployment, and iteration.
• Strong communication skills and experience collaborating with cross-functional partners (e.g., scientists, analysts, or domain experts).
• Curiosity and passion for nuclear power, closing the nuclear fuel cycle, and sustainable energy generation.

Responsibilities

• Lead the design of systems for storing and retrieving reactor data and physics results at scale
• Architect and own CI/CD pipelines for multiphysics analyses, ensuring reliability, observability, and reproducibility of complex simulations
• Develop tools and platforms that enable reactor engineers to visualize, compare, and evaluate reactor designs
• Develop physics kernels to solve unanswered problems, or to improve performance of existing models
• Develop reactor optimization schemes and statistical experiments to inform design changes
• Mentor other engineers, set technical direction, and contribute to building a strong engineering culture

Skills

Python

Git

CI/CD pipelines

End-to-end ownership

Collaboration

Nuclear energy interest

Communication

Education

Bachelor's degree in computer science or equivalent

Job description

Oklo Inc. in Santa Clara, CA, seeks a senior software engineer to join a fast-moving team building the next generation of nuclear-aware software systems.

You will design, implement, and own end-to-end software platforms that help reactor engineers model, simulate, and optimize designs, with a strong emphasis on CI/CD pipelines, reliability, and collaboration with scientists and analysts. Strong Python fluency, Git expertise, and the ability to mentor teammates are essential as you contribute to