Nuclear Systems Reliability Engineer

OverviewWe have multiple openings for Nuclear Systems Reliability Engineers to apply advanced technical knowledge in support of ongoing projects in the Superblock, a DOE Hazard Category 2 nuclear facility. You will often be involved in supporting significant R&D projects, utilizing your knowledge and experience to assist in creating innovative solutions. You will additionally apply mechanical engineering skills and judgement to maintain moderate to complex mechanical systems and programmatic equipment. These positions are in Defense Technologies Engineering Division (DTED), within the Engineering Directorate.These positions will be filled at either SES.2 or SES.3 level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level. These positions require full-time on-site presence due to the nature of the work.You willCollaborate with team members to support and contribute to the analysis and testing of programmatic and nuclear facility equipment, including equipment vibration assessment, thermography, equipment operational data trending, deriving post-maintenance testing plans, writing testing procedures, and performing safety calculations.Provide support and contribute to significant R&D projects, while applying comprehensive engineering knowledge to assist in creating mechanical solutions that are safe and compliant with DOE orders and specifications.Work with team members to provide engineering technical support for troubleshooting, repair, modification, and operation of mechanical systems and programmatic equipment.Contribute to and participate in the development of a predictive reliability program to ensure operational readiness and minimize downtime for critical systems, including scientific tools and diagnostics, containment ventilation, cryogenic liquids, compressed gases, gloveboxes, and fire suppression systems.Perform independent technical tasks and apply engineering experience to resolve a diverse range of moderately complex mechanical system problems.Assist in developing and implementing a comprehensive preventative maintenance plan for all facility and programmatic equipment within the Superblock.Participate in implementing a reliability-centered maintenance approach to maintenance activities to determine optimal maintenance for each system and contribute to recommendations on system health and improvement through predictive maintenance.Prepare detailed condition assessment reports for engineering and facility management on overall system health and develop performance metrics for condition-based and/or predictive maintenance.Perform RAMI analysis to assess and improve the performance and effectiveness of complex systems through design and operation municate and interface with assigned engineers to ensure compliance with programmatic requirements.Select methods and evaluation criteria to obtain results based on analysis of multiple factors. Perform other duties as assigned.Additional job responsibilities at the SES.3 levelLead and provide technical guidance in developing project reliability plans for significant R&D projects, applying advanced engineering knowledge and innovation to create mechanical solutions while ensuring safety and DOE compliance.Utilize Reliability-Centered Maintenance (RCM) to determine appropriate maintenance strategies for assets.Lead the development and implementation of a comprehensive predictive maintenance plan for all equipment within the Superblock and across multiple sites.Lead the development and implementation of key performance metrics in equipment operability, maintainability, and reliability.Lead corrective actions in response to off-normal events within equipment maintenance and repair.Evaluate and influence development, methods, priorities, and progress toward project and organizational goals, providing recommendations to project leadership as needed.QualificationsAbility to secure and maintain a U.S. DOE Q-level security clearance which requires U.S. citizenship.Bachelor’s degree in engineering or related technical discipline, or the equivalent combination of education and related experience.Demonstrated mechanical aptitude evidenced by past engineering or moderately complex repair prehensive knowledge of and experience with developing or reviewing calculations, specifications, drawings, and design criteria for mechanical systems and upgrades on engineering projects.Experience with scientific instruments, including high-vacuum and high-temperature systems, X-ray generating devices, laser systems, calorimeters, mechanical testers, fabrication equipment, etc., with an understanding of how these instruments function.Proven ability to identify and communicate recommendations to facility, program, and senior management regarding equipment maintenance and to implement them successfully.Experience working in a highly configuration-managed environment.Additional qualifications at the SES.3 levelIndependent thinking and ability to understand advanced technical documentation for solving complex problems.Significant experience and knowledge in facility-related mechanical systems and components such as ventilation, fire protection, liquid nitrogen/argon systems, chilled water, or boiler systems.Advanced leadership skills and experience directing and mentoring small teams in a highly regulated environment.Experience managing multiple projects on budget and on schedule.Ability to reprioritize programmatic direction as needed and communicate effectively with stakeholders.Advanced verbal and written communication and negotiation skills to collaborate in a team environment and present technical information to management and reviewers.Qualifications We DesireActive security clearance.Experience performing maintenance on scientific instruments and a fundamental understanding of their function.Substantial experience in facility engineering and nuclear industry code compliance.Qualification as a Cognizant System Engineer in a nuclear facility.Familiarity with Nuclear Materials Control & Accountability, Radioactive & Hazardous Waste Management, and Nuclear Facility QA and procurement practices.Additional InformationAll information will be kept confidential according to EEO guidelines.Position InformationThis is a Career Indefinite position, open to Lab employees and external candidates.Why Lawrence Livermore National Laboratory?Included in 2025 Best Places to Work by Glassdoor.Flexible benefits package.401(k).Relocation Assistance.Education Reimbursement Program.Flexible schedules (depends on project needs).Our values – visit the LLNL inclusion page for our values.Security ClearanceThis position requires a Department of Energy (DOE) Q-level clearance. If selected, LLNL will initiate a federal background investigation to determine eligibility for access to classified information. All L or Q cleared employees are subject to random drug testing. Q-level clearance requires U.S. citizenship.Pre-Employment Drug TestExternal applicants selected must pass a post-offer, pre-employment drug test, including testing for marijuana where Federal law applies to us as a Federal Contractor.How to identify fake job advertisementsPlease be aware of recruitment scams misusing the LLNL name. LLNL never offers without a personal interview and never charges a fee. All current job openings are on the LLNL Career Page. If you suspect a fraudulent posting, do not respond. For more information, see LLNL job fraud statement: llnl.gov/sites/www/files/2023-05/LLNL-Job-Fraud-Statement-Updated-4.26.23.pdfEqual Employment OpportunityLLNL is an equal opportunity employer. All qualified applicants will receive consideration without regard to race, color, religion, marital status, national origin, ancestry, sex, sexual orientation, gender identity, disability, medical condition, pregnancy, protected veteran status, age, citizenship, or any other characteristic protected by law.Reasonable AccommodationWe are committed to an accessible and inclusive candidate experience. If you need a reasonable accommodation during the application or recruiting process, please use our online form to submit a request.California Privacy NoticeThe California Consumer Privacy Act (CCPA) provides privacy rights to all California residents. Job applicants and employees have rights to be notified about personal information collected and its purpose. The Employee Privacy Notice can be accessed here. #J-18808-Ljbffr

Created: 2025-09-17