Oak Ridge, Tennessee, United States · On-site
Requisition Id 17095 Overview: Oak Ridge National Laboratory (ORNL) is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver ground-breaking solutions to comp…
Skills: Power electronics, High-voltage systems, Circuit design, Project management, Troubleshooting
Oak Ridge, Tennessee, United States · On-site
Requisition Id 17039 Overview: We are seeking a Nuclear Material Control and Accountability Specialist who will focus on supporting the Oak Ridge National Laboratory (ORNL) NMC&A Plan. ORNL NMC&A is responsible for provi…
Skills: Nuclear material control, Accountability, Compliance, Documentation, Data entry
Oak Ridge, Tennessee, United States · On-site
Requisition Id 17102 Overview: We are seeking a postdoctoral researcher who will focus on the development and application of separation techniques and fusion materials performance assessment that have applications in mul…
Skills: Mass spectrometry, Microfluidics, MEMS, Materials characterization, Vacuum technology
Oak Ridge, Tennessee, United States · Hybrid
Requisition Id 17047 Overview: We are seeking an AR Accountant who will focus on maintenance and development of systems that facilitate accurate receipt information and financial reporting. This position resides in the A…
Skills: Accounts receivable, Accounting, Financial reporting, SAP, General ledger
Oak Ridge, Tennessee, United States · On-site
Requisition Id 17101 Overview: The Oak Ridge National Laboratory (ORNL) conducts research, development, and deployment of radar and optics technologies to address national security and other worldwide challenges. Our res…
Skills: Radar technology, Optics technology, Electrical engineering, Computer engineering, Computer science
Oak Ridge, Tennessee, United States · On-site
AFO has an opening for a Custodial Worker at our customer site in Oak Ridge TN. Responsibilities Supports the project Safety Plan through personal involvement in all aspects of safety, including training and attention to…
Skills: Floor cleaning, Vacuuming, Waxing, Dusting, Inventory management
Oak Ridge, Tennessee, United States · On-site
AFO is looking for a General Maintenance Worker to work at the Office of Scientific and Technical Information (OSTI), Oak Ridge, Tennessee. To join our team of outstanding professionals, apply today! Responsibilities Sup…
Skills: General maintenance, Painting, Carpentry, Plumbing, Masonry
Oak Ridge, Tennessee, United States · On-site
Requisition Id 16616 Overview: The Advanced Engineering Technologies (AET) Group is seeking a dedicated electrical CAD drafter/designer to support our organization. The position will involve electrical/mechanical design …
Skills: Electrical CAD Design, 3D Modeling, P&ID Generation, AutoCAD, Autodesk Inventor
Oak Ridge, Tennessee, United States · On-site
Requisition Id 16771 Overview: The Advanced Technologies Section (ATS) at Oak Ridge National Laboratory is seeking a highly motivated and experienced Senior Research Scientist to provide scientific and technical leadersh…
Skills: HPC Systems Architecture, Quantum Computing, Interconnect Technologies, Storage Architectures, System Co-design
Oak Ridge, Tennessee, United States · Hybrid
$120k–$190k/yr
Sr. Architect Amentum is a global leader in advanced engineering and innovative solutions, supporting critical missions across defense, intelligence, energy, and civilian sectors. Our people are our competitive advantage…
Skills: Architecture, Design, Construction methodology, International Building Code, Revit
Oak Ridge, Tennessee, United States · Hybrid
$140k–$190k/yr
As a senior-level process engineer, you will provide senior level technical leadership in the design, analysis, and documentation of nuclear and chemical process systems, supporting projects from conceptual development t…
Skills: Process engineering, Nuclear process systems, Chemical process systems, Technical leadership, Engineering calculations
Oak Ridge, Tennessee, United States · On-site
Requisition Id 17083 Overview: We are seeking an Operations Engineer who will focus on nuclear nonproliferation research involving hands on operations with Uranium processing in the Uranium Chemistry, Application, and Si…
Skills: Chemical Engineering, Nuclear Engineering, Mechanical Engineering, Uranium Chemistry, Nuclear Fuel Cycle
Oak Ridge, Tennessee, United States · On-site
Requisition Id 17086 Overview : Oak Ridge National Laboratory (ORNL) is seeking a Programs, Planning, and Partnerships Specialist to support program planning, proposal development, stakeholder engagement, and public-priv…
Skills: Program planning, Proposal development, Stakeholder engagement, Project management, Technical writing
Oak Ridge, Tennessee, United States · Hybrid
$98k–$160k/yr
Job Description The Management and Systems Engineer’s duties include: Assists in the development and management of requirements for nuclear infrastructure project delivery. Assembles and manages definition of high-level …
Skills: Requirements management, Systems engineering, Nuclear infrastructure, Project delivery, Contract management
Oak Ridge, Tennessee, United States · Hybrid
$140k–$190k/yr
Senior Piping Engineer – Oak Ridge Amentum Nuclear Projects is a Tier 1 service provider to the U.S. Department of Energy, we deliver safe and innovative solutions at complex nuclear cleanup and production sites. Our ser…
Skills: Piping engineering, Process piping design, Gas piping, Mechanical engineering, Project management
Oak Ridge, Tennessee, United States · On-site
Requisition Id 17096 Overview: The Oak Ridge National Laboratory has an opening for a Millwright. In this role, you will, under limited supervision, install, maintain, repair, and troubleshoot stationary machinery and me…
Skills: Millwright, Mechanical equipment maintenance, Machinery installation, Troubleshooting, Optical laser alignment
Oak Ridge, Tennessee, United States · On-site
Requisition Id 17080 Overview: The Employee Relations and Engagement Specialist provides guidance, and operational support across a broad range of employee relations and engagement matters within the Employee Relations D…
Skills: Employee relations, Workplace investigations, Conflict resolution, Case management, Policy interpretation
Oak Ridge, Tennessee, United States · On-site
Requisition Id 17099 Overview: We invite applications for the early career position of R&D Assistant to support the Sensors and Electronics Group in the Electrification and Energy Infrastructures Division (EEID). This ea…
Skills: Particle tracking simulations, Computational analysis, Scientific programming, Python, MATLAB
Oak Ridge, Tennessee, United States · Remote OK
$64/hr–$72/hr
Mid-Level BIM Administrator (Remote) Amentum is a global leader in advanced engineering and innovative solutions, supporting critical missions across defense, intelligence, energy, and civilian sectors. Our people are ou…
Skills: BIM administration, SQL databases, SmartPlant suite, Smart 3D, Database configuration
Oak Ridge, Tennessee, United States · On-site
Requisition Id 17094 Overview: The National Center for Computational Sciences (NCCS) at Oak Ridge National Lab (ORNL), which hosts several of the world’s most powerful computer systems, is seeking highly qualified indi…
Skills: Kubernetes, RKE2, Platform engineering, Infrastructure as code, GitOps
Oak Ridge, Tennessee, United States • On-site
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The Power Electronics Engineer will support the operation, maintenance, and upgrades of high-voltage systems including converter modulators and magnet power supplies. Responsibilities include planning projects, developing technical specifications, and ensuring 24/7 accelerator availability through troubleshooting and system enhancements.
Candidates must hold a Bachelor's degree in electrical engineering or a related field with at least 5 years of relevant experience. Proficiency in analog and digital circuit theory, project management, and high-power electronics is required, along with the ability to obtain a federal PIV security credential.
Requisition Id 17095
Overview:
Oak Ridge National Laboratory (ORNL) is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver ground-breaking solutions to compelling problems in energy and security.
We are seeking a Power Electronics Engineer who will support the Electrical Power Conversion Group in the Research Accelerator Division (RAD), Neutron Sciences Directorate (NScD) at ORNL.
As a Power Electronics Engineer at the Spallation Neutron Source (SNS), you will support the operation, maintenance, repair, and upgrades of high-voltage systems, including Converter Modulators, Magnet Power Supplies, Beam Kickers, and Choppers. Responsibilities include planning projects, developing specifications and procedures, designing and testing systems, and troubleshooting equipment. Reporting to the Electrical Power Conversion Group Leader, you will collaborate with ORNL staff, vendors, and external partners to drive innovation in neutron science within a world-class research environment.
Major Duties and Responsibilities:
Evaluate High Voltage Converter Modulators, power supplies, and kicker/chopper systems to enhance performance, availability, and address obsolescence.
Support 24/7 SNS accelerator operations, including occasional after-hours call-ins to maintain 90% neutron production availability.
Plan, manage, and implement maintenance and upgrades using work control tools.
Develop and maintain documentation for design, installation, training, testing, maintenance, and procurement.
Specify, procure, and develop subsystems and components.
Present work at conferences, workshops, and sponsor reviews.
Ensure compliance with environmental, safety, health, and quality standards.
Collaborate on proposals for innovative accelerator electrical applications and train others.
As a member of the ORNL scientific community, you will be expected to commit to ORNL's Research Code of Conduct. Our full code of conduct, and a statement by the Lab Director's office can be found here: https://www.ornl.gov/content/research-integrity
Deliver ORNL’s mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service. Promote equal opportunity by fostering a respectful workplace – in how we treat one another, work together, and measure success.
Basic Qualifications:
A BS in electrical engineering or a related field and at least 5 years of proven experience. An equivalent combination of education and relevant experience may be considered.
Solid understanding of analog and digital circuits and electric circuit theory.
Experience planning and managing major technical projects.
Preferred Qualifications:
Working knowledge of power electronics, high-power semiconductor devices, pulsed power systems (>50 kV), and electromagnetic fields.
Expertise in designing, maintaining, and troubleshooting high-power electronics and magnetics, using standard lab test equipment.
Proficiency in circuit simulation, mechanical CAD, PCB design tools, and finite element electromagnetic analysis software.
Experience creating engineering documents, reports, and technical publications, including drawings, procedures, and specifications.
Familiarity with AC power distribution (medium voltage), National Electric Code (NFPA-70E/B), and electrical safety in hazardous environments.
Ability to guide engineers and technicians in project environments and solve complex technical problems.
Experience programming FPGAs, PLCs, using LabView, and operational experience with large accelerator facilities.
Knowledge of Failure Mode Effects Analysis (FMEA) and implementation methods.
Security, Credentialing, and Eligibility Requirements:
Benefits at ORNL:
We offer competitive pay and benefits programs to attract and retain hardworking people! The laboratory offers many employee benefits, including medical and retirement plans and flexible work hours, to help you and your family live happy and healthy. Employee amenities such as on-site fitness, banking, and cafeteria facilities are also provided for convenience.
Other benefits include the following: Prescription Drug Plan, Dental Plan, Vision Plan, 401(k) Retirement Plan, Contributory Pension Plan, Life Insurance, Disability Benefits, Generous Vacation and Holidays, Parental Leave, Legal Insurance with Identity Theft Protection, Employee Assistance Plan, Flexible Spending Accounts, Health Savings Accounts, Wellness Programs, Educational Assistance, and Employee Discounts. Relocation Assistance is available.
If you have difficulty using the online application system or need an accommodation to apply due to a disability, please email: [email protected].
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This position will remain open for a minimum of 5 days after which it will close when a qualified candidate is identified and/or hired.
We accept Word (.doc, .docx), Adobe (unsecured .pdf), Rich Text Format (.rtf), and HTML (.htm, .html) up to 5MB in size. Resumes from third party vendors will not be accepted; these resumes will be deleted and the candidates submitted will not be considered for employment.
ORNL is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply. UT-Battelle is an E-Verify employer.
Big Science. Big Impact.
Oak Ridge National Laboratory is managed by UT-Battelle for the Department of Energy. Scientists and engineers at ORNL conduct basic and applied research and development to create scientific knowledge and technological solutions that strengthen the nation's leadership in key areas of science; increase the availability of affordable, reliable energy; and contribute to national security. ORNL also performs other work for the Department of Energy, including isotope production, information management, and technical program management, and provides research and technical assistance to other organizations.
Offices: One Bethel Valley Road, Oak Ridge, TN 37831, US
There are currently 515 open government & public sector positions in Oak Ridge, TN listed on Clera. New openings are added daily as companies post roles.
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