Software Engineer at Oklo | Santa Clara, CA or Remote

Thank you for your interest in joining Oklo! We are actively looking for a Strategic Partnerships Manager to enhance our Corporate Development team. Position Overview As a Strategic Partnerships Manager at Oklo, you will play a pivotal role in crafting the ecosystem essential for the large-scale deployment of advanced fission technology. Your responsibilitie…

Thank you for considering a career with Oklo! We are excited to invite a talented Process Engineer to our innovative engineering team. This position is available immediately.Position OverviewAs a Process Engineer at Oklo, you will play a pivotal role in the design, analysis, and operational management of fluid and power process systems utilized in our advanced power plants.Key Responsibilities:Design fluid and process systems incorporating piping, valves, compressors, pumps, and heat exchangers.Define the architecture, specifications, operational modes, and performance criteria for process equipment.Develop prototypes for iterative design enhancement.Create comprehensive documentation for system layout, fabrication, installation, commissioning, operation, and maintenance of process equipment.Act as the process system owner throughout various lifecycle stages.Produce technical documentation for regulatory filings.Collaborate with external vendors for process equipment analysis, procurement, and testing.Document work with modern tools and techniques, and prepare clear, detailed technical reports.Desired Skills and Attributes:We seek a Process Engineer who is:Experienced in fluid/process system design, power generation, heat transfer equipment, and/or systems engineering.Passionate about clean energy and committed to advancing fission technology.A quick learner, adaptable, and open to innovative approaches.Comfortable working in a fast-paced, highly iterative startup environment.

We appreciate your interest in joining Oklo! We are actively seeking a Turbomachinery Engineer to enhance our engineering team, with a goal to fill this position promptly.Position OverviewAs a Turbomachinery Engineer at Oklo, you'll leverage your expertise in rotating equipment to oversee the design, procurement, and operation of critical systems within our power plants.Key Responsibilities:Establish requirements and specifications for both commercially available and custom rotating equipment, including pumps, compressors, and turbines.Identify essential performance metrics and create verification test plans for new equipment.Collaborate with interdisciplinary teams, encompassing process engineering, instrumentation and control, power generation and distribution, and operations to integrate equipment into power plants and testing facilities.Engage with external vendors for equipment analysis, design, procurement, and testing to ensure adherence to plant specifications.Draft and document operational and maintenance strategies for rotating equipment in the power plant.Create technical documentation for inclusion in regulatory filings and internal reports.Serve as the lead engineer for the development of a rotating equipment system.

Thank you for your interest in joining Oklo! We are on the lookout for a dedicated Regulatory Engineer to enhance our fuel recycling team. Position Overview: The Regulatory Engineer will play a pivotal role in navigating the regulatory landscape associated with the licensing of recycling and fuel fabrication facilities. This position also involves participating in the engineering design of advanced technologies. Candidates will be expected to cultivate a thorough understanding of requirements set by the Nuclear Regulatory Commission and the Environmental Protection Agency, all while embracing Oklo's innovative approach to tackling complex regulatory challenges. Specific responsibilities will vary based on your experience and interests. As we embark on groundbreaking efforts in the licensing and operationalizing of modern fuel recycling facilities, we welcome individuals motivated by success to contribute significantly to our mission! Key Responsibilities: Responsibilities may vary based on your background: Research and interpret regulations and precedents in the regulatory field. Develop, refine, and review necessary licensing documentation. Assist in managing deliverables for various internal and external regulatory activities. Collaborate with technical staff, including reviewing technical documentation. Analyze regulatory documents and highlight key elements. Contribute to technical reports submitted to regulatory bodies and other external organizations. Engage in some design engineering tasks: provide technical feedback to rapidly evolving design teams; document work using contemporary tools and techniques; and produce clear, thoughtful, and informative technical reports.

We appreciate your interest in joining Oklo! We are on the lookout for a dedicated Industrial Hygienist to enhance our team.Position OverviewThe Industrial Hygienist will oversee industrial hygiene programs across our active nuclear and construction job sites, ensuring compliance with OSHA, NRC, DOE, and other relevant federal and state regulations. This role is essential in advancing our Environmental, Health, and Safety (EHS) initiatives, contributing to the formulation and execution of site-wide safety programs, risk assessments, and compliance strategies. Key responsibilities include developing and delivering training programs aimed at educating employees and contractors on industrial hygiene practices, hazard recognition, and EHS requirements. Additionally, this role focuses on establishing scalable health and safety infrastructures as our operations grow across multiple sites, emphasizing program development, data analysis, cross-functional coordination, training, and fostering an overall positive EHS performance and culture.

Oklo is hiring a Materials Engineer to join the team in Santa Clara, CA, or remotely. This role shapes the foundation of Oklo’s advanced nuclear systems by guiding material choices that must perform reliably in challenging environments, including sodium-compatible seals and high-radiation structural components. Role Overview The Materials Engineer will own the material selection process for Oklo’s reactor systems. This position sits at the intersection of design engineering, materials science, and regulatory engineering. The engineer will serve as a technical authority, making decisions and building systems that help Oklo scale its approach to material selection across the company. What You Will Do Lead and execute the materials selection and governance process for reactor systems, focusing on prompt, safe, and standardized decisions. Develop and maintain Oklo’s preferred materials database and related tools to keep material knowledge organized and accessible. Serve as a technical authority for material selection by: Formulating and presenting recommendations for new materials. Evaluating requests to deviate from preferred materials and advising on risks and trade-offs. Guiding teams toward proven, scalable, and defensible solutions. Assess new materials for use in reactor systems, ensuring they meet safety and performance standards. Location This position is open to candidates in Santa Clara, CA, or remote locations.

Oklo Inc. seeks an Information Systems Security Manager (ISSM) to guide and protect the company’s technology environment. This position is open to candidates in Santa Clara, CA or those working remotely. Role overview The ISSM reports to the Senior Manager of IT and Cyber, leading the development and improvement of Oklo’s information security program. Daily responsibilities focus on maintaining the confidentiality, integrity, and availability of information systems. Regulatory compliance is central to the role, with particular attention to NIST 800-53, NIST 800-171, and Department of Energy export control requirements under 10 CFR Part 810. This leadership role combines hands-on technical work with compliance oversight. The ISSM works closely with IT, engineering, legal, and compliance teams to ensure secure system design, operational security, and audit readiness. The work environment supports advanced nuclear energy innovation and moves quickly. Key responsibilities Act as the primary authority overseeing the security of Oklo’s information systems. Implement, maintain, and improve security controls in accordance with NIST 800-53 and NIST 800-171. Integrate security requirements into system design, configuration, and operations for both on-premises and cloud-based systems. Apply, assess, and remediate system configurations using security baselines and hardening guidelines such as DISA STIGs and CIS Benchmarks, ensuring secure and compliant setups across servers, endpoints, and cloud resources. Collaborate with IT and engineering teams to support secure operations and maintain regulatory compliance.

Join our mission to revolutionize the future of energy with cutting-edge nuclear reactor technology! As a Junior Software Engineer at Oklo, you will collaborate with nuclear engineers to model, simulate, design, and deploy innovative fission power solutions. You will be at the forefront of the nuclear industry, contributing to advancements in safety, efficiency, and resilience. Be part of a team dedicated to providing clean, reliable, and affordable energy through state-of-the-art fission power plants.Position OverviewAt Oklo, a dynamic startup environment awaits you, where you will face diverse challenges in reactor design and analysis. While a nuclear engineering background is not necessary, a genuine curiosity and a willingness to learn are crucial for success in this role.Key Responsibilities:Transform and enhance the storage of reactor data and physics results.Design and configure CI/CD pipelines for multiphysics analyses.Create tools for reactor engineers to visualize, compare, and evaluate reactor designs and their physics.Integrate simulation tools into our analysis pipelines.Implement physics kernels to tackle unresolved issues or improve existing model performance.Develop reactor optimization strategies and statistical experiments to guide design modifications.Identify and refine process inefficiencies in reactor design that can be optimized through software solutions.

Thank you for considering a career with Oklo! We are excited to announce an opening for a Safety Analysis Engineer to become an integral part of our innovative team. Position Overview The Safety Analysis Engineer will play a pivotal role in crafting analyses that establish the safety foundation for our reactor systems, which will be included in Oklo's licensing applications. This role involves reviewing regulatory documents and codes, developing technical strategies, executing engineering analyses, and creating comprehensive documentation. You will collaborate closely with fellow regulatory and design engineers to ensure the successful delivery of essential design and licensing milestones. Conducting safety analyses employing both quantitative and qualitative techniques Establishing safety bases for our projects Collaborating with a diverse team to define functional, performance, and safety requirements while engineering effective mitigation strategies Leading licensing projects and contributing to key licensing deliverables Overseeing projects within a multidisciplinary engineering team Creating analytical and computational models and methods Documenting findings with modern tools and producing clear, well-structured technical reports Key Competencies We seek a Safety Analysis Engineer who is: Enthusiastic about clean energy solutions Driven to turn advanced fission technology into reality Experienced in developing formal safety bases Eager to learn and adapt quickly Innovative in thinking and problem-solving Comfortable in a dynamic, fast-paced startup atmosphere Effective in communicating technical information clearly, both verbally and in writing

Join Oklo's innovative recycling engineering team as a Senior Process Controls Engineer. In this role, you will be pivotal in designing and overseeing process control systems at our cutting-edge fuel recycling facility. Your expertise will contribute to essential subsystems, including off-gas separation and waste immobilization.Collaboration is key; you will work closely with cross-functional teams focused on facility design, unit process equipment, and licensing to ensure seamless integration and operational efficiency.

As a Strategic Manager at Oklo, you will play a pivotal role in shaping our organizational strategy and driving our mission forward. You will collaborate with cross-functional teams to develop innovative strategies that enhance our competitive edge in the market. Your analytical skills will be crucial in identifying opportunities for growth and efficiency, and you will be responsible for presenting your findings and recommendations to senior leadership.

Thank you for your interest in joining Oklo! We are actively seeking a Mechatronics Engineer to become a vital member of our nuclear fuel recycling engineering team. Position Overview The Mechatronics Engineer will play a crucial role in designing automated systems and robotic material-handling equipment for remote-operated processes within radiological hot cells at our Oklo Fuel Recycling Facility. Daily responsibilities encompass system design, CAD modeling, requirements generation, and the prototyping and integration of enhancements into various systems. This position requires close collaboration with cross-functional teams, including facility design, chemical engineering, pyroprocessing, instrumentation and controls, software engineering, process modeling, quality assurance, and licensing. Key Responsibilities: Design robotic and electromechanical systems for the remote handling of materials in high-temperature, high-corrosion, and high-radiation environments. Define architecture, specifications, control logic, and performance criteria for automated material-handling and process systems. Integrate automation hardware, sensors, and control systems to ensure reliable unmanned operations. Act as the technical lead for automation and handling systems throughout their lifecycle. Develop comprehensive documentation to guide the fabrication, installation, commissioning, operation, and maintenance of automated equipment. Create technical documentation for regulatory filings and internal knowledge capture. Build, test, and refine prototypes for automation and handling subsystems. Write clear and concise reports and communicate results effectively across various disciplines. Qualifications: We are looking for a Mechatronics Engineer who possesses: A strong academic background in Mechatronics, Robotics, Mechanical Engineering, or a related field. Experience in designing automated systems, with emphasis on robotics and material handling. Proficiency in CAD software and simulation tools. Excellent problem-solving abilities and a collaborative mindset. Strong communication skills for cross-functional collaboration.

At HackerRank, we empower companies like NVIDIA, Amazon, and Microsoft to recruit and enhance the skills of the next generation of developers based on their abilities rather than their backgrounds. Our platform is relied upon by over 2,500 of the world's most innovative organizations to create robust engineering teams prepared for future challenges.In an age where humans and AI collaborate seamlessly, the characteristics of strong technical talent are evolving. We provide companies with improved methods to recognize and cultivate the skills of tomorrow.Our team at HackerRank is passionate about the impact of our work, focusing on the details that drive success for our customers through products they truly appreciate. We operate with urgency, believing that exceptional outcomes stem from maintaining high standards.About the TeamAs a vital member of the Strategic Accounts Team in North America, you will engage with clients that include 20% of the Fortune 500, such as Amazon, Microsoft, Uber, Goldman Sachs, JPMorgan, Ford, and Disney. This is an exceptional opportunity to join a seasoned team backed by stable leadership and a history of extraordinary success.About the RoleWe seek a driven sales professional who can take full ownership of generating New Business opportunities with organizations headquartered in North America that have over 10,000 employees. If you excel in dynamic environments, enjoy the challenge of building a sales pipeline, and possess a strong proactive mindset, you will thrive in this role. Essential traits for success include Grit, Collaboration, Creativity, and Extreme Ownership.What You’ll DoDrive Outbound Motion: Identify, target, and engage clients who require HackerRank’s Developer Skills Platform solutions.Identify Opportunities: Collaborate with the Growth Team to pinpoint prospects and generate demand.Close Deals and Deliver Revenue: Act with urgency to propel business growth.Develop Strong Relationships: Engage with key decision-makers in Talent Acquisition, Engineering, HR, Learning & Development, and technical leadership across prospective clients.Be the Voice of the Customer: Offer insights to the product team to shape the product roadmap and enhancements.Collaborate Cross-Functionally: Work alongside sales, marketing, product, and customer success teams.

Be a trailblazer in the evolution of nuclear energy! At Oklo, you will collaborate with nuclear engineers and apply your software expertise to model, simulate, design, and deploy cutting-edge fission power technologies. You'll be at the forefront of the nuclear industry, innovating new methods to enhance safety, efficiency, and resilience in energy production. Join us in our mission to power the future with advanced fission power plants, delivering clean, reliable, and affordable energy.Position OverviewAs a senior member of our fast-paced startup, you will take on a variety of challenges in reactor design and analysis. While a nuclear background is not a prerequisite, a strong desire to learn and a curious mindset are vital for success in this role.Key Responsibilities:Design and manage systems for the efficient storage and retrieval of reactor data and physics results at scale.Architect and oversee CI/CD pipelines for multiphysics analyses, ensuring the reliability, observability, and reproducibility of complex simulations.Create tools and platforms that empower reactor engineers to visualize, compare, and assess reactor designs effectively.Develop physics kernels to tackle unresolved issues and enhance the performance of existing models.Implement reactor optimization strategies and statistical experiments to drive design improvements.Mentor fellow engineers, establish technical direction, and contribute to cultivating a robust engineering culture.

Thank you for considering a career with Oklo! We are excited to announce an opening for a Licensing Manager to join our dynamic team.Position Overview:The Licensing Manager at Oklo will leverage their expertise in nuclear regulations to enhance engineering developments that align with necessary licensing requirements. This role involves close collaboration with design engineers, ensuring a thorough understanding and interpretation of our design basis to meet U.S. nuclear regulatory standards. The Licensing Manager will play a pivotal role in crafting documentation that supports both pre-application procedures and the submission/review process for license applications.Key Responsibilities:Prepare, review, and maintain comprehensive licensing documents, programs, and related materials for Oklo’s reactor technologies.Plan, organize, and execute intricate assignments within a collaborative team environment.Assist in managing project timelines and deliverables pertaining to licensing activities, including document submissions and associated schedules.Contribute to the development of engineering and licensing requirements for nuclear systems and components through collaborative engagements with various engineering disciplines.Coordinate with design engineers to review technical documentation, ensuring compliance of new designs and modifications with regulatory mandates.

This Manager of Strategic Customer Success role centers on building strong customer relationships and guiding the adoption of AI-driven solutions for Moveworks. The position is based in Santa Clara and reports to ServiceNow. Key responsibilities Lead a team dedicated to helping customers achieve their goals using Moveworks technology. Develop and sustain strategic partnerships with important clients. Assess customer needs and suggest solutions that align with their business objectives. Mentor team members to enhance customer engagement and elevate service quality. Location This role is located in Santa Clara.

We appreciate your interest in joining Oklo! We are on the lookout for a passionate Neutronics Analysis Engineer to collaborate with our engineering team and help manage neutron behavior effectively.Position OverviewThe Neutronics Analysis Engineer will play a key role in defining, developing, and executing both in-core and ex-core neutronics analyses, essential for reactor design, performance assessment, and safety verification. This position requires close collaboration with the design team to gather requirements, establish the parameters for neutronic evaluations, and implement suitable models and methodologies. The areas of focus include criticality, depletion, activation, and shielding analyses. Additionally, this engineer will aid in verification and validation tasks and contribute to licensing and regulatory discussions by delivering technically robust and defensible neutronics analyses.Key ResponsibilitiesConduct comprehensive support for core design and fuel cycle analysis using Monte Carlo and deterministic codes tailored for Oklo reactors.Implement calculations and analyses using Monte Carlo-based codes such as Serpent, MCNP, SCALE, and OpenMC.Utilize fast reactor deterministic codes, including DIF3D and PERSENT, for calculations and analyses.Assist in the qualification and verification of neutronic analyses, ensuring validation against experimental data and benchmarks.Stay informed about international advancements in fast reactor core design and related benchmark calculations and experiments.Provide insightful technical feedback to rapidly evolving design teams.Document findings using modern tools and create well-crafted, comprehensive technical reports.

Oklo is looking for a Software Development Lifecycle Specialist to shape how software is built, tracked, and delivered. This position is open to candidates based in Santa Clara, CA or working remotely. Role overview This role centers on improving Oklo’s software development lifecycle. The specialist will help ensure each stage meets quality standards and complies with both internal policies and external regulations. Collaboration is key: expect to work closely with teams across the company to build out processes, tools, and governance frameworks that support engineering transparency and effectiveness. Oklo is formalizing its lifecycle approach while aiming to keep the speed and flexibility of a startup. The person in this role will help define how software is scoped, monitored, governed, and released throughout the organization. No background in nuclear technology is required. Success will come from strong systems thinking, attention to detail, a proactive approach, and curiosity about the work. What you will do Develop and maintain software lifecycle standards, templates, and workflows using GitLab and Jira. Ensure traceability across requirements, design documents, code, testing, and validation activities. Work with engineers to support accurate scoping, manage backlogs, and coordinate milestones. Partner with DevOps and Engineering Infrastructure to define standards for change control and configuration management. Support audit readiness by making sure lifecycle documentation is complete and reproducible. Define lifecycle standards such as Definition of Done and release controls. Build reporting and dashboards that highlight lifecycle health, risks, and delivery status. Spot and address gaps in the software lifecycle to improve engineering workflows. Translate compliance requirements into practical engineering processes. Evaluate and recommend tooling improvements that strengthen lifecycle integrity without adding unnecessary overhead.

Join Oklo as a Project Controller and play a pivotal role in managing and overseeing projects to ensure their success and alignment with our strategic objectives. As a key member of our team, you will be responsible for providing financial oversight, ensuring compliance with budgets, and facilitating effective communication among stakeholders. This position offers the flexibility to work remotely or from our Santa Clara office.