73 jobs found in oak ridge

Requisition Id 16053 Overview: The Physics Divion at Oak Ridge National Laboratory is seeking a Research Staff Scientist to join the Nuclear Structure Astrophysics Group in support of the Nuclear Structure and Nuclear Astrophysics research program. Major Duties/Responsibilities: Conduct original independent research on the physics of exotic nuclei. Provide technical leadership for conceptualization, design, set-up, and performance of experiments in nuclear structure and nuclear astrophysics at national and international accelerator facilities, with emphasis on FRIB and ATLAS. Develop instrumentation and analysis techniques to support these experimental efforts. Contribute to the development of ML/AI tools for nuclear physics and nuclear data applications. Publish papers, reports, and act as Principal Investigator on new proposals and projects. Directly supervise other professionals, technical support staff, and or students. Deliver presentations of original work to...

Requisition Id 16032 Overview: We are seeking a Nuclear Facility Safety Engineer who will provide nuclear safety support for the nonreactor nuclear facilities at the Laboratory. This position resides in the Nonreactor Nuclear Safety Group in the Nuclear Facility Safety Division, Environment, Safety, Health, and Quality Directorate at Oak Ridge National Laboratory (ORNL). Major Duties/Responsibilities: Provide technical safety-related support for the operation of Hazard Category 2 and 3 nuclear facilities/activities and below Hazard Category 3 (radiological) facilities/activities. Perform, document, and maintain technical safety analyses for new and/or existing Hazard Category 2 and 3 nuclear facilities/activities and below Hazard Category 3 (radiological) facilities/activities, including hazard identification, hazard categorization, hazard analysis, accident analysis, and establishment of hazard controls and their functional requirements. Coordinate with facility...

Requisition Id 16046 Overview: The Computer Science and Mathematics Division (CSMD) is seeking an internationally recognized and research active computational scientist to lead and grow world class research capabilities focused on solving the world's most challenging problems through artificial intelligence and data driven algorithms and systems. CSMD creates the mathematics, artificial intelligence, and architecture-aware algorithms that harness machines, ideas, and data to enable far reaching scientific breakthroughs. We develop computer innovations and advanced practical tools to address scientific discovery, technology and national security challenges. CSMD delivers fundamental and applied research capabilities in a wide range of areas, including applied mathematics and computer science, decision science, discrete algorithms, multiscale methods, experimental computing systems, scalable algorithms and systems, artificial intelligence and machine learning, data management,...

Requisition Id 15612 Overview: We are seeking a Technical Professional-Radioisotope Processing to support the 3047 Operations Group within the Isotope Processing and Manufacturing Division (IPMD), at Oak Ridge National Laboratory (ORNL) to support isotope production operations. Description: The 3047 Operations Group within the Isotope Processing and Manufacturing Division (IPMD) at Oak Ridge National Laboratory (ORNL) is seeking a Senior Radiochemical Processing Technical Professional to support the production of high-priority radioisotopes, specifically radium-226 (Ra-226), actinium-227 (Ac-227), and thorium-228 (Th-228). This is an immediate opportunity for a highly motivated, organized, and technically skilled individual to join a dynamic team focused on expanding domestic radioisotope production capabilities. Our current priorities center on scaling and optimizing production processes for Ra-226, Ac-227, and Th-228 to meet growing national and global demand. The...

Requisition Id 16002 Overview: The Oak Ridge National Laboratory has an opening for a Power Equipment Operator - Crane Operator. In this role you will, under limited supervision, operate a variety of equipment used for excavation and hoisting and rigging activities. Major Duties/Responsibilities: Operate load handling equipment for loading, hauling and unloading various equipment, materials and supplies throughout ORNL in a safe and efficient manner. Operate construction, excavation and power equipment such as high lifts, dozers, bob-cats, back hoes, road grader, etc. Comprehend crane load charts and determine proper set-up for mobile cranes. Operate all types of heavy lifting equipment such as overhead cranes, mobile cranes, forklifts, etc. Receive and understand proper hand signals or voice signals as directed by qualified person. Work with crews in excavations and trenches, hoisting material, tools and equipment. Complete other tasks and temporary assignments as...

Requisition Id 16021 Overview: We are seeking a Payroll Accountant who will focus on supporting payroll functions. This position resides in the Payroll Services Group in the Accounting Operations Division of the Business Services Directorate at Oak Ridge National Laboratory (ORNL). Major Duties/Responsibilities: Work with payroll processing staff, human resources (HR) and management to identify claims, overpayments and other scenarios requiring employee repayment. Work with HR to calculate repayment amounts, prepare repayment agreements and coordinate repayment with other accounting departments. Provide updates to management on repayment status. Track and monitor repayments of prior years' income and prepare and file IRS Forms 941-X as required. Prepare and submit annual payroll reports to DOE. Reports may include total payroll results and analysis of pay components. Analyze requests for possible changes that have occurred in report structure or requirements....

Requisition Id 16014 Overview: We are seeking a Quality Representative to support the design, procurement, construction, and startup of the Enrichment Science and Technology Facility (ESTF) and associated Research, Development, and Pilot Production activities. This position resides in the Isotope Enrichment & Facilities Group within the Quality Assurance Division (QAD), Environment, Safety, Health, and Quality (ESH&Q) Directorate at Oak Ridge National Laboratory (ORNL) and is matrixed to the ESTF Project within the National Security Sciences Directorate. This role is a field-deployed and supplier-facing QA position supporting the full lifecycle of a first-of-a-kind research and manufacturing facility - from procurement of architect-engineer (A&E) design and construction through fabrication, installation, testing, and commissioning. You will work with engineering, procurement, construction, R&D, and production teams to ensure quality is designed, specified,...

Requisition Id 15882 Overview: We are seeking a Research Staff Scientist to advance our fundamental understanding in 2D materials, thin films, and hybrid nanostructures for quantum information, energy, and microelectronic applications. The ideal candidate will be capable of developing innovative approaches aimed at greatly improving our ability to fundamentally understand new materials through design of novel experimental methods, such as development of high speed and high-fidelity data collection methods, implementation of autonomous experimental workflows, and formulation of new ways to collect multimodal operando data in functional materials. A strong background in materials processing and cleanroom lithographic approaches enabling lab-to-fab workflows is also desirable. This position resides in the Functional Hybrid Nanomaterials (FHN) Group at Oak Ridge National Laboratory's Center for Nanophase Materials Sciences (CNMS), Physical Sciences Directorate at Oak Ridge...

Requisition Id 16043 Overview: We are seeking a Technical Operations Manager who will focus on telecom infrastructure design and installation of Outside Plant (OSP), Inside Plant (ISP) and configuration control. This position resides in the Data and Communications Services Group (DCS) in the Fabrication Instrumentation and Inspection Division (FIID), and Facilities and Operations Directorate (F&O), at Oak Ridge National Laboratory (ORNL). As part of our team, you will ensure that the instrumentation and controls-based equipment associated with fiber and network systems utilized throughout the Oak Ridge Reservation (ORR) are supported, operational and maintain configuration control in a safe, reliable, and economical manner. DCS ensures systems are installed, inspected, calibrated, and maintained in accordance with environmental, safety, health, and quality requirements. The Technical Operations Manager has technical oversight responsibility for design/management of...

Requisition Id 16013 Overview: We are seeking a Nuclear Quality Representative who will focus on implementing Quality program requirements in support of Research and Development (R&D) and Pilot Production activities progressing toward Demonstration and Production within the Enrichment Science and Engineering Division (ESED). This position resides in the Isotope Enrichment & Facilities Group within the Quality Assurance Division (QAD), Environment, Safety, Health, and Quality (ESH&Q) Directorate at Oak Ridge National Laboratory (ORNL) and is matrixed to the Systems & Process Assurance (SPA) Section within ESED. As a field deployed Nuclear Quality Representative, you will work with internal and external customers and other quality professionals to provide independent quality assurance support for the development of quality philosophy, techniques, procedures, process improvements, strategic planning, and other quality-related initiatives. The position encompasses...

Requisition Id 16038 Overview: The Isotope Processing and Manufacturing Division (IPMD) at Oak Ridge National Laboratory (ORNL) is seeking a Hot Cell Operations Technician to support operations and isotope production missions at building 7920. The specific need for this position is for a 12-hour rotating shift radiochemical operations and processing technician. The primary responsibility of the Technician is to ensure that all research and operations work is completed in a safe and compliant manner to meet established program goals within time and resource restrictions. This is accomplished by assisting the 7920 Operations Shift Supervisor and ensuring that all work is performed in accordance with applicable Nonreactor Nuclear Facilities Division (NNFD) and IPMD division work control, change control, procurement, fabrication, and testing requirements. Major Duties and Responsibilities: Complete chemical processing operations including dissolution, separation, purification,...

Requisition Id 16041 Overview: Oak Ridge National Laboratory (ORNL) invites applications for a senior scientist position to advance collaborative research and technology development in materials for extreme environments, with an emphasis at the intersection of fundamental materials science of radiation effects and defect-deformation interactions, fission and fusion structural materials, nuclear fuel innovation, and materials research capability expansion. This position resides in the Radiation Effects and Microstructural Analysis Group (REMAG) within the Materials in Extremes Section, Materials Science and Technology Division, Physical Sciences Directorate at Oak Ridge National Laboratory (ORNL). Working in support of the U.S. Department of Energy's (DOE) Office of Fusion Energy Sciences (FES), Office of Nuclear Energy (NE), and Office of Basic Energy Sciences (BES), as well as with other government, industry, educational, and other external stakeholders, this position will...

Requisition Id 15020 Overview: We are hiring a Senior Linux HPC Systems Engineer to design, operate and maintain clusters, servers, and workstations supporting services where science happens at ORNL! This position resides in the Emerging Technologies & Computing team in the Research Computing group in the Information Technology Services Directorate at Oak Ridge National Laboratory (ORNL). The Emerging Technology Computational Group facilitates ORNL goals through HPC systems engineering, integration, and support for the research community at ORNL. By providing design, deployment, optimization, monitoring, and tooling support across multiple clustered infrastructures, we facilitate Lab-wide R&D projects. Our HPC clusters range in scope from just a handful of nodes to over fifty-thousand cores. We partner with ORNL research organizations to enable research excellence and delivery. We work with other clustered computing and HPC groups to help research programs identify...

Requisition Id 16044 Overview: Oak Ridge National Laboratory (ORNL) is seeking a Media Relations Manager to lead the laboratory's media strategy, strengthening the institution's reputation across key stakeholders. This role serves as ORNL's primary contact with journalists, driving proactive media approaches that elevate the laboratory's national and global visibility. The successful candidate will serve as a key liaison with the Department of Energy (DOE) as part of aligning news content and responding to media requests. The manager also will work closely with lab leadership, peers, and others to enhance ORNL's storytelling across multiple platforms, including ORNL.gov, digital newsletters, and social media. Major Duties/Responsibilities: Lead ORNL's Media Relations Group by developing and deploying an institutional media strategy aligned with lab priorities, responding to news outlet requests, coaching and advising leadership and staff on media interactions, and...

Requisition Id 16000 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 a highly qualified individual to play a key role in improving the security, performance, and reliability of the NCCS computing environments. This includes supporting one of the fastest supercomputers in the world, Frontier, along with numerous commodity clusters and specialized programs and partnerships. Frontier is one of the scientific research community's most powerful computational instruments for exploring solutions to some of today's most challenging problems. As an HPC Linux Systems Engineer, you will work within the HPC Scalable Systems Group inside of the NCCS Systems Section to support numerous activities of the center. The Scalable Systems group oversees, administers and supports system installation, deployment, acceptance, performance testing, upgrades, problem...

Requisition Id 16004 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 a highly qualified individual to play a key role in improving the security, performance, and reliability of the NCCS computing environments. This includes supporting one of the fastest supercomputers in the world, Frontier, along with numerous commodity clusters and specialized programs and partnerships. Frontier is one of the scientific research community's most powerful computational instruments for exploring solutions to some of today's most challenging problems. As an HPC Linux Systems Engineer, you will work within the HPC Scalable Systems Group inside of the NCCS Systems Section to support numerous activities of the center. The Scalable Systems group oversees, administers and supports system installation, deployment, acceptance, performance testing, upgrades, problem...

Requisition Id 15996 Overview: The Human Resources Directorate at Oak Ridge National Laboratory (ORNL) is seeking a highly motivated Recruiting Coordinator (RC) to support business needs. In this position you will perform a full range of recruiting administrative functions to support the Talent Acquisition Partners (TAPs). Major Duties/Responsibilities: Ensure timely and accurate support for Talent Acquisition Partners (TAPs) in all recruiting administrative processes. Assist TAPs with creating job requisitions, post jobs on niche websites and reconcile invoices. At the direction of the TAP, move candidates in the applicant tracking system. Provide information to TAPs to assist with offers and create offer letters. Coordinate with Human Resources Administrators (HRAs) regarding new hires. Maintain accurate records and documentation in the applicant tracking system (ATS) and other ORNL administrative systems. Register TAPs for recruiting events and reconcile invoices....

Requisition Id 16007 Overview: Oak Ridge National Laboratory (ORNL) is seeking a strategically focused Digital Communications Specialist to strengthen the digital performance, discoverability, and infrastructure of the Energy Science and Technology Directorate (ESTD). This position resides in ORNL's Digital Media Team within the Communications and Community Engagement Directorate and collaborates closely with communicators embedded in ESTD. The selected candidate will optimize ESTD's external web presence, improve performance in AI-driven and traditional search environments, and establish measurable digital reporting systems to support leadership decision-making. This role emphasizes digital platforms, analytics, web architecture, structured content strategy, and project coordination. The successful candidate will serve as ESTD's lead resource for WordPress optimization and digital performance initiatives that directly support industry engagement and technical collaboration...

Requisition Id 15861 Overview: We are seeking a Field Engineer who will plan, schedule, estimate, and coordinate the execution of construction and maintenance activities for various facilities across the site. This position resides in the Facilities Management & Engineering Group in the Site Services Section, Research Accelerator Division, Neutron Sciences Directorate at Oak Ridge National Laboratory (ORNL). The Site Services Section is responsible for the design, construction, maintenance, and operations of the conventional facilities and utilities for the ORNL - Chestnut Ridge Campus. This position is responsible for ensuring that UT-Battelle subcontractors perform their work safely and in accordance with the subcontract documents, deliver projects within customer expectations for cost, schedule and quality, and ensure all work is coordinated with ORNL Operations personnel, Complex Facility Managers, and Area Managers. Major Duties/Responsibilities: Generate...

Requisition Id 16030 Overview: The Human Resources Generalist provides operational support across the full employee lifecycle. This role supports HR programs and initiatives that ensure compliance with federal, state, and local employment regulations, as well as contract-specific requirements. The HR Generalist will work collaboratively with HR leadership and internal stakeholders to support a compliant, mission-focused, and employee-centered workplace. Major Duties/Responsibilities: Workforce Data & Reporting: Generate and analyze workforce data and standard HR reports to support HR decision-making. Maintain accurate employee records and ensure integrity of HRIS data. Assist with tracking workforce metrics, compliance requirements, and personnel documentation. Employee Lifecycle Support: Provide day-to-day operations support across recruitment, onboarding, performance management, and offboarding processes. Facilitate new hire orientation overviews to ensure a...