General Internship Application 2027

We are excited to announce an open call for talented interns to join Oklo's dynamic team! Below are multiple positions across various disciplines that may be available, offering the chance to work on innovative projects for Summer 2027.

If you're passionate about solving complex challenges, thrive in a collaborative environment, and are eager to contribute to groundbreaking solutions, we encourage you to apply.

Requirements Oklo interns are required to: • Relocate or be available to work out of Santa Clara CA where Oklo Headquarters is located for the duration of the internship or out of one of our satellite locations in Denver, CO, Brooklyn, NY, Idaho Falls, ID, or Washington D.

C. • Be available to work 30-40 hours per week between June 7, 2027 - August 20, 2027 (depending on the scope of work) • Be currently enrolled or recently (2027) graduated with a Bachelor's or Master's Degree from an accredited university Intern Position Descriptions Thermal Hydraulics Intern The TH Intern will develop intermediate fidelity (IF) subchannel and high-fidelity computational fluid dynamics (CFD) models for applications in sodium fast reactors (SFRs).

The project will involve comparisons between simulation results and experimental data. The exact topic will depend on interest and company needs but could cover fluid-structure interaction, turbulence model development, uncertainty quantification, or surrogate modeling.

• Required Qualifications • Coursework in fluid mechanics and heat transfer • General reactor physics and systems analysis • Statistical methods and uncertainty quantification • Experience with 3-D CFD and meshing workflows • Proficiency in Python • Bonus Qualifications • Experience with advanced 3-D CFD concepts (large eddy simulation, fluid-structure interaction) • Familiarity with high-performance computing workflows and tools • Experience with MOOSE framework (SAS, RELAP, MOOSE subchannel) • Experience with legacy codes in FORTRAN or similar • Familiarity with statistics and reduced order modeling Materials Intern Working with members of Oklo’s Materials Team, will help with the selection and qualification of materials for use in nuclear reactor systems.

Typical work duties include computational model development and implementation, engineering analysis, documentation, and interfacing with our fuel fabrication and engineering teams.

• Key Responsibilities • Analyzing material performance across expected operating conditions • Developing new analysis methods to predict material behavior in service • Performing engineering analyses, including assessments of thermal performance, mechanical performance, safety performance, manufacturability, and cost.

• Collaborating cross-functionally to provide technical feedback to quick-iterating computational teams. • Authoring technical reports using modern documentation tools and techniques • Required Qualifications • Experience working with and developing material behavior models • Experience with material characterization (material testing, metallography) • Background in nuclear, chemical, materials engineering, or equivalent • Motivated learner who is adept at efficiently summarizing literature • Bonus Qualifications • Experience with engineering simulation software, such as ANSYS or COMSOL • Coding or data analysis experience (e.

g., Python or similar tools) Mechanical Analyst Intern This intern will contribute to the evaluation and optimization of mechanical components that are critical to Oklo’s advanced power plant designs.

This position offers hands-on experience in applying engineering fundamentals, performing structural analysis, and integrating results into design iterations.

• Key Responsibilities • Apply first-principles mechanics and strength of materials to support analysis of structural components • Assist in summarizing mechanical analysis results for design teams, highlighting key findings such as peak stresses, margins of safety, and potential design revisions • Support the development of technical documentation, ensuring clear and concise communication of assumptions, methods, and results • Collaborate with design, manufacturing, and testing teams to help inform design improvements • Required Qualifications • Working toward a degree in Mechanical Engineering, Aerospace Engineering, Materials Science, or a related discipline • Strong foundation in mechanics of materials, dynamics, and heat transfer • Exposure to FEA tools (e.

g., Ansys, Abaqus, COMSOL, or similar) through coursework or projects • Proficiency in Python, MATLAB, or another programming language for basic data analysis or workflow automation • Strong communication skills with the ability to clearly document and present technical findings • Bonus Qualifications • Prior research or project experience involving creep, fatigue, or thermal-mechanical problems • Familiarity with engineering codes and standards (e.

g., ASME, AISC, or similar) • Experience using Git or another version control system Instrumentation and Controls Intern This intern will contribute to the development, integration, and testing of measurement and control systems that support advanced reactor operation and power generation.

This position provides hands-on exposure to sensors, automation, and control strategies, while giving interns the opportunity to apply classroom knowledge to real-world engineering challenges.

• Key Responsibilities • Assist in developing and testing sensors, instrumentation, and actuators under real design constraints • Help design and implement control algorithms for equipment and processes • Support the integration of I&C components into reactor systems and analysis workflows • Contribute to documenting methods, results, and system designs in a clear and professional manner • Collaborate with design and analysis teams to provide feedback that supports rapid iteration and improvement • Required Qualifications • Working toward a degree in Electrical Engineering, Mechanical Engineering, Computer Engineering, or a related field • Familiarity with measurement techniques, data acquisition, and signal processing • Exposure to control theory and feedback systems through coursework or projects • Basic programming skills in Python (or similar) for data analysis and automation • Strong communication skills and an eagerness to learn in a collaborative environment • Bonus Qualifications • Experience with circuit design (analog or digital) from labs, research, or projects • Exposure to communication protocols and digital networks • Familiarity with Git version control Neutronics Methodologies Intern This intern will assist in updating and streamlining neutronic methodologies to align with the latest format and standards.

They will ensure that the methodologies match the way the code base builds the model, verifying consistency across both. This position also involves identifying and documenting gaps or discrepancies in the review process for future improvements.

• Key Responsibilities • Update and optimize neutronic methodologies to the latest format and standards. • Ensure methodologies align with the way the code base builds the model.

• Identify and document any gaps or discrepancies in the current processes. • Collaborate with team members to ensure consistency and accuracy in modeling procedures.

• Required Qualifications • Proficient in Python for scripting and automation. • Familiar with AsciiDoc for documentation and formatting. • Strong background in nuclear engineering and neutronics.

• Attention to detail with an ability to identify gaps in methodologies and processes. Process Intern This intern will support the design and analysis of fluid and power systems that are essential to Oklo’s advanced reactors.

This position provides hands-on experience with system modeling, equipment evaluation, and prototyping, offering interns a chance to apply classroom knowledge to real-world energy systems.

• Key Responsibilities • Assist in designing fluid and process systems, including piping, valves, pumps, compressors, and heat exchangers • Support definition of process equipment specifications, performance criteria, and operating conditions • Contribute to prototype setup and testing activities for iterative system design and validation • Help prepare technical documentation to support system layout, fabrication, installation, and operation • Collaborate with engineers on analyses to evaluate performance and inform design refinements • Document results and methods in a clear and professional manner for use across design and regulatory teams • Required Qualifications • Working toward a bachelor’s or master’s degree in Mechanical Engineering, Chemical Engineering, Nuclear Engineering, or a related discipline • Background in thermodynamics, fluid mechanics, and heat transfer through coursework or projects • Familiarity with process or system modeling tools (e.

g., MATLAB, Python, Aspen, or similar) • Strong problem-solving skills with attention to detail • Ability to clearly communicate technical findings through reports or presentations • Bonus Qualifications • Experience with lab work, prototyping, or experimental systems • Exposure to piping and instrumentation diagrams (P&IDs) or process design coursework • Familiarity with pumps, heat exchangers, or thermal-fluid systems from research or internships Prototyping/Manufacturing Intern The prototyping engineering intern will be a part of the prototyping and visualization team.

• Key Responsibilities • Assist in machining and general fabrication of prototypes and test setups • Work with engineers to develop and execute testing procedures for mechanical systems • Support assembly, troubleshooting, and optimization of electro-mechanical systems • Conduct inspections and quality control on fabricated components • Document test results, process improvements, and technical findings • Collaborate with the engineering team to improve designs and manufacturing processes • Maintain a safe and organized workspace • Required qualifications • Mechanical, manufacturing, electrical, nuclear, chemical, or similar engineering student graduating with bachelors, masters, or PhD within the following year • Hands-on experience with mechanical fabrication, machining, or assembly • Good understanding of mechanical design, materials, and manufacturing processes • Familiarity with mechanical measurement tools (calipers, micrometers, etc.

) • Ability to read and interpret engineering drawings and schematics • Strong problem-solving skills and ability to work independently and in a team environment • Good communication and technical documentation skills • Bonus qualifications • Experience with manual or CNC machining • Exposure to electronics, sensors, and control systems (mechatronics experience) • Experience with CAD software (SolidWorks, AutoCAD, or similar) • Experience with welding, 3D printing, or other prototyping techniques • Understanding of fluid mechanics, thermodynamics, or materials science • Experience with data acquisition systems and programming (Python, LabVIEW, or MATLAB) Business Operations Intern This role provides an opportunity to gain hands-on experience in business operations, process improvement, and cross-functional collaboration.

This role is ideal for someone looking to grow their operational skill set in core business operational functions and is passionate about contributing to initiatives that drive efficiency while supporting key compliance functions across the organization.

• Key Responsibilities • Assist with day-to-day business operations, including process documentation, workflow optimization, and project coordination.

• Collect, organize, and analyze operational and financial data to generate insights and support decision-making. • Prepare reports, presentations, and dashboards for internal stakeholders.

• Collaborate with cross-functional teams (finance, HR, marketing, product, etc.