Senior Software Engineer Santa Clara, CA or Remote

Overview

Join us in pioneering the next generation of nuclear reactors! You'll leverage your software skills alongside nuclear engineers to model, simulate, design, and deploy advanced fission power technology. You will work at the forefront of the nuclear industry, developing novel techniques to reach new levels of safety, efficiency, and resiliency. Come be a part of powering the future with advanced fission power plants to provide clean, reliable, affordable energy. Position Description Oklo is a fast-moving startup where you will be responsible for tackling a wide range of challenges in reactor design and analysis. A nuclear background is not required, but a healthy curiosity and eagerness to learn are essential in this role.

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.

Minimum 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.

Bonus Qualifications

• Proficiency in Rust.
• Experience growing and mentoring small software teams or organizations.
• Experience designing and operating large data collection or analysis pipelines.
• Experience with optimization, statistics, and design of experiments.
• Knowledge of GitLab CI/CD.
• Prior work developing and implementing software quality assurance programs and testing strategies, especially in quality oriented or safety focused industries.
• Experience working in regulated environments (e.g., energy, aerospace, medical, automotive).

Who you are

• Startup person: You aren't driven by titles or hierarchy and prefer efficiency to excess process.
• Motivated: Self motivated, enthusiastic, passion beyond routine work.
• A team player: Collaborate, share credit, avoid blame.
• An excellent communicator: Clear, upbeat communication.

Compensation & Benefits Oklo offers flexible time off, equity, competitive pay, 401(k), health insurance, FSA, flexible work hours, and other benefits. Remote & Travel Remote employees may be required to travel to headquarters (Santa Clara, CA) twice a quarter. Oklo Inc. - Our Mission Oklo Inc. is developing fast fission power plants to deliver clean, reliable, and affordable energy at scale; establishing a domestic supply chain for critical radioisotopes; and advancing nuclear fuel recycling to convert nuclear waste into clean energy. Oklo was the first to receive a site use permit from the U.S. Department of Energy for a commercial advanced fission plant, was awarded fuel material from Idaho National Laboratory, and submitted the first custom combined license application for an advanced reactor to the U.S. Nuclear Regulatory Commission. Values

• Collaboration: We go further, together.
• Humility: We are team players who act for the good of the company and for the world.
• Ownership: We take pride in what we do and see tasks through to completion.
• Pathfinding: We chart new ground where no path exists.

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