Software Engineer (Python, Rust)

About The Company

Oklo Inc. is a pioneering leader in the development of advanced nuclear fission power plants aimed at delivering clean, reliable, and affordable energy at scale. With a focus on innovation and sustainability, Oklo is establishing a domestic supply chain for critical radioisotopes and advancing nuclear fuel recycling technologies to convert nuclear waste into valuable energy resources. The company holds several notable achievements, including being the first to receive a site use permit from the U.S. Department of Energy for a commercial advanced fission plant, securing fuel material from Idaho National Laboratory, and submitting the first custom combined license application for an advanced reactor to the U.S. Nuclear Regulatory Commission. Collaborating with U.S. Department of Energy and national laboratories, Oklo is at the forefront of transforming the nuclear industry and pioneering next-generation energy solutions.

We are seeking a talented and motivated Software Engineer to join our innovative team at Oklo. In this role, you will work closely with nuclear engineers to model, simulate, design, and deploy advanced fission reactor technology. Your primary responsibility will be to leverage your software development skills to support reactor design and analysis, optimize data storage, and develop tools for visualization and evaluation of reactor concepts. While a nuclear background is not mandatory, a strong curiosity and eagerness to learn about nuclear energy and related technologies are essential. You will have the opportunity to work in a fast-paced startup environment, tackling diverse challenges that directly impact the future of clean energy. Your work will contribute to improving safety, efficiency, and resiliency of next-generation nuclear reactors, helping to power a sustainable future.

- Bachelor’s degree in computer science, computer engineering, or an equivalent work experience

- 0–2 years of professional software engineering experience (internships, co-ops, or significant projects are a plus)

- Fluency in Python

- Proficiency with Git

- Curiosity and passion for nuclear power, sustainable energy, and closing the nuclear fuel cycle

Bonus Qualifications

- Experience with CI/CD pipelines, preferably GitLab

- Experience with Rust programming language

- Knowledge of optimization techniques, statistics, or design of experiments

Responsibilities

- Transform and optimize the storage of reactor data and physics results to enhance analysis efficiency

- Design and configure CI/CD pipelines to facilitate multiphysics analyses and streamline workflows

- Develop visualization tools for reactor engineers to compare and evaluate different reactor designs and physics models

- Integrate simulation tools into analysis pipelines to improve accuracy and performance

- Implement physics kernels to address unresolved problems or enhance existing models' performance

- Develop reactor optimization schemes and statistical experiments to inform design improvements

- Identify and improve process inefficiencies in reactor design through software solutions

- Collaborate with cross-disciplinary teams to develop innovative solutions for reactor modeling and simulation challenges

Benefits

- Flexible time off policy and flexible work hours

- Competitive salary and equity options

- Health insurance coverage

- 401(k) retirement plan

- Flexible Spending Account (FSA)

- Opportunities for remote work with quarterly travel to headquarters in Santa Clara, CA

- Participation in a mission-driven company dedicated to sustainable energy innovation

Equal Opportunity

Oklo Inc. is an equal opportunity employer committed to fostering an inclusive and diverse workplace. We do not discriminate based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, or any other characteristic protected by applicable law. We believe that diverse perspectives and backgrounds drive innovation and excellence, and we actively seek to create an environment where all employees can thrive and contribute meaningfully to our mission.