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Group Leader - Accelerator Physics

Date: Jul 18, 2022

Location: Oak Ridge, TN, US, 37830

Company: Oak Ridge National Laboratory

Requisition Id 8643 

Level: RP04


We are seeking a Group Leader for Accelerator Physics (AP) in the Research Accelerator Division (RAD) of the Neutron Science Directorate (NScD).  The Research Accelerator Division’s mission is to safely and reliably operate the Spallation Neutron Source (SNS) Accelerator and Target and to execute impactful R&D focused on SNS improvements and strategic opportunities, all in support of delivering neutrons for impactful scientific discovery. The AP group members are also directly involved in SNS upgrade projects – Proton Power Upgrade (PPU) and Second Target Station (STS) projects at Oak Ridge National Laboratory (ORNL).


The AP Group Leader reports to and works closely with the Accelerator Science & Technology (AScT) Section Head to implement the group’s scientific vision; develops group members to enable their career advancement; establishes capabilities that enable programs to excel at the forefront of science and technology.


Major Duties and Responsibilities: 

  • The AP Group Leader provides Research and Development (R&D) leadership to the group strategically advancing science and technology consistent with ORNL’s aspiration to be the world’s premier R&D institution.
  • The AP Group Leader is responsible for the beam physics aspects of the accelerator performance, and for development and implementation of strategic plans for accelerator performance improvements and future upgrades.
  • The Group Leader will pursue long term R&D that will have high impact on the accelerator community, including novel injection methods and materials, novel injection painting techniques, understand and control of space charge effects, modeling and control of beam halo and other beam loss mechanisms, and development of methods to improve tuning and operation of the SNS accelerator.
  • The Group Leader will lead the experimental accelerator physics program aimed at understanding the beam dynamics in the SNS accelerator and the Beam Test Facility.
  • The Group Leader will lead the development and deployment of high-level software tools that support efficient modeling, operation, and data analytics for the SNS accelerator complex.
  • The Group Leader will also provide operational support for tuning of the SNS accelerator, and will supervise the ring and linac area physicists, application software team leader, as well as the foil development program.
  • The Group leader will support R&D and beam commissioning efforts required for the SNS facility upgrades including the PPU and STS upgrades.
  • The Group Leader sets, implements, and models standards for performance of work consistent with Environment, Safety, Security, Health, and Quality (ESH&Q) requirements and business rules.
  • The Group Leader ensures a diverse and inclusive work environment where every employee feels safe, heard, and appreciated—a workplace that sets an example for the broader community.


Basic Qualifications:

  • Ph.D. degree in Accelerator Physics, Nuclear or Elementary Particles Physics, or a related discipline and a minimum of 5 years of relevant experience
  • Recognized leader in accelerator physics


Preferred Qualifications:

  • Excellent written and oral communication skills
  • Motivated self-starter with the ability to work independently and to participate creatively in collaborative teams across the laboratory
  • Ability to motivate, convince, and encourage people
  • Ability to function well in a fast-paced research environment, set priorities to accomplish multiple tasks within deadlines, and adapt to ever changing needs


About Neutron Sciences Directorate:
The NScD at ORNL operates the High Flux Isotope Reactor (HFIR), the United States’ highest flux reactor-based neutron source, and the Spallation Neutron Source, the world’s most intense pulsed accelerator-based neutron source.  Together these facilities operate 30 instruments for neutron scattering research, each year carrying out in excess of 1,000 experiments in the physical, chemical, materials, biological and medical sciences for more than 3,000 visiting scientists.  HFIR also provides unique facilities for isotope production and neutron irradiation.  To learn more about Neutron Sciences at ORNL go to

Benefits at ORNL:
UT-Battelle offers a quality benefits package, including a matching 401(k), contributory pension plan, paid vacation, and medical/dental plan options.  Onsite amenities include a credit union, medical clinic, cafeteria, and fitness facilities.

Moving can be overwhelming and expensive.  UT-Battelle offers a generous relocation package to ease the transition process.  Domestic and international relocation assistance is available for certain positions.  If invited to interview, be sure to ask your Recruiter (Talent Acquisition Partner) for details.

For more information about our benefits, working here, and living here, visit the “About” tab at




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.

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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.

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