Senior Process Equipment Engineer - Fuel Recycling

Thanks for your interest in Oklo! We are searching for a Senior Process Equipment Engineer to join our Fuel Recycling engineering team. Position DescriptionThe person in this role will lead the engineering development of process equipment and integrated process systems supporting Oklo's advanced fuel recycling facility. This role bridges process engineering, mechanical design, equipment vendors, pilot testing, and facility integration as the project advances from conceptual design through preliminary engineering and into detailed design.The engineer will work closely with subsystem technical leads responsible for off-gas treatment, pyroprocessing, waste management, process safety, and facility engineering to mature first-of-a-kind process equipment into construction-ready designs.This individual will become the responsible engineer for equipment realization rather than process invention.Specific responsibilities may include:Lead development of process equipment from conceptual design through IFC packagesDevelop equipment specifications, data sheets, and procurement documentationOwn equipment sizing and mechanical/process interfaces for vessels, heat exchangers, filters, adsorption systems, blowers, compressors, pumps, piping systems, and specialty process equipmentPerform process calculations supporting equipment selectionDevelop utility requirements and equipment operating envelopesWork with equipment vendors to develop custom first-of-a-kind equipmentEvaluate vendor proposals and participate in technical bid evaluationsSupport PFD, P&ID, process narrative, equipment list, line list, and instrument list developmentDevelop process design criteria and engineering calculationsSupport HAZOPs, design reviews, and safety analysesSupport process startup planning and commissioning activitiesDevelop acceptance testing procedures (FAT/SAT)Coordinate closely with facility engineering, mechanical engineering, I&C, nuclear safety, and licensing teamsParticipate in pilot plant planning and interpretation of pilot dataTravel periodically to vendors, national laboratories, pilot facilities, and project partnersMinimum Qualifications:Degree in chemical engineering, mechanical engineering or related field8+ years of process engineering experienceExperience developing process equipmentExperience producing engineering calculationsExperience with Aspen Plus, HYSYS, ChemCAD, or similarExperience with industrial gas processing, chemical processing, or separationsBonus Qualifications:Experience deploying or working on pilot plants and scaling from demonstration to industrial scale at brown/green field sitesCommercial or nuclear industry experiencesExperience in adsorption systems, heat exchanger design, pressure vessel specification, compressor and blower selectionEPC experience, process equipment procurement and vendor managementFOAK technology commercializationCompetenciesWe are looking for a Senior Process Equipment Engineer who isWorks effectively across multiple engineering disciplines and enjoys partnering with vendors, national laboratories, EPC contractors, and internal engineering teamsComfortable developing engineering solutions where industry standards may not yet exist and enjoys applying first-principles engineering to novel problemsPassionate about clean energy An optimist at heartPassionate about making advanced fission a realityWilling and able to learn quicklyWilling to think differently and do things in new ways Comfortable in a fast-paced, highly iterative startup environmentExcited to think creatively, critically, and reflectively about the problems they are solving while not leaning only on what has been done before Willing to propose novel and creative solutions to technical problemsAn excellent writer who can write in a modern active voice, so make your cover letter compelling and write it well!Able to communicate technical content and results verballyWho you are:A startup person: You aren't driven by titles or hierarchy, and prefer efficiency to excess process. You don't need or expect to have a lot of guidance but you enjoy working in a fast-paced team. If you prefer the culture and feel of a large organization, that is great, but you likely won’t enjoy working with us! There is plenty of important work and plenty of good opportunities with organizations like that.Motivated: You are self-motivated. You bring an enthusiasm to the team, and imbue a sense of passion that goes beyond clocking in and clocking out. This isn’t about a fake or arbitrary “pieces of flair” mentality or lack of work-life balance! It is about being a part of the vision and feeling a part of reaching team goals.A team-player: Oklo genuinely is a team. We aren’t about taking credit for ourselves, and we aren’t about pushing blame to others. We do incredible things because we work as a team.An excellent communicator: We need a person who is not only technically competent but also a clear and upbeat communicator.Creative: Being creative means that when things fall outside clear scopes or processes or problems arise without clear solutions, you are able to identify it as well as invent ways to solve a problem or fill a need without micromanagement. The successful person in this job will not only be creative, but also enjoy being creative and solving open-ended problems which may change day-by-day.Detail-oriented: This focus is a big part of excellence, consistency, and quality. Excellent grammar and spelling matter for both good communication as well as the image of the company that we put forward.About Oklo travel requirements:Oklo requires remote employees to travel to headquarters (Santa Clara, CA) twice a quarter annually, based on business or team needs, including attendance at team meetings, off-sites, and other company events or gatherings. For the first two weeks of onboarding, employees are required to be in person at headquarters in Santa Clara, CA.About Oklo compensation:Salary: $120,000-$180,000Oklo offers flexible time off, equity, bonuses, competitive pay, 401(k), health insurance (with employer contribution), HSA, FSA, flexible work hours, wellness credits, and other benefits.This position may involve access to information subject to U.S. export control laws. Only applicants who meet the definition of a U.S. person under applicable laws may be eligible.About Oklo Inc.: 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. Oklo is also developing advanced fuel recycling technologies in collaboration with the U.S. Department of Energy and U.S. National Laboratories.#CHOP: Oklo’s ValuesCollaboration: We go further, together. We bring diverse perspectives, listen actively, and build trust through transparency and respect. We work across disciplines, sharing ownership to turn complex challenges into shared successes.Humility: We are team players who act for the good of the company and for the world. We are focused on our mission, not personal recognition.Ownership: We take pride in what we do and how we do it. We are proactive in finding solutions and see tasks through to completion. We are committed to delivering on our promises to provide clean, reliable, and affordable energy.Pathfinding: We chart new ground where no path exists by approaching challenges with curiosity, courage, and creativity while navigating ambiguity.Candidates should be aware that employment may be contingent upon successful completion of a drug screening, and employees may be subject to drug testing at any time in accordance with company policy and applicable laws.Recruitment Fraud DisclaimerOklo is aware of recent recruitment fraud attempts targeting job seekers. Please be cautious of anyone claiming to represent Oklo who does not contact you from an official Oklo email address.All legitimate communications from our recruiting team— including application updates, interview requests, and job offers — will come exclusively from an @oklo.com email. Oklo will never ask for sensitive personal information, payments, or account credentials during the hiring process.If you receive suspicious outreach or have concerns about the authenticity of any communication claiming to be from Oklo, please contact us through the official channels listed on our website.