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Physicist - Senior R&D Staff

Date: Jun 2, 2021

Location: Oak Ridge, TN, US, 37830

Company: Oak Ridge National Laboratory

Requisition Id 4706 


As a Senior Physicist, you will perform research and development that will yield novel and advanced detector systems, instrumentation, measurement techniques, and algorithms in support of applications from a broad user base. This role resides in the Advanced Radiation Detection, Imaging, Data Science, and Applications (ARDIDSA) group, Nuclear Structure & Astroparticle Physics Section, Physics Division, Physical Sciences Directorate, at Oak Ridge National Laboratory (ORNL).


The ARDIDSA group focuses on the development and evaluation of novel and advanced radiation detector and non-destructive evaluation concepts for basic science, nonproliferation, national security, and intelligence organizations. The ARDIDSA group performs the research and technology development to evolve these advanced concepts from conception to demonstration or deployment with particular emphasis on sensitivity and specificity in actual field operations, including use of radiation transport codes to model these systems and analysis codes to isolate signals of interest. 



Major Duties / Responsibilities:


In this role, you will be working with research staff within ARDIDSA and throughout ORNL to develop and apply fundamental physics principles as warranted to radiation detection, imaging, data science, or application of technologies. The research and development addresses scientific expertise in the neutron sciences, neutron imaging, gamma imaging, radiation detection and quantification, exploiting and enhancing signal to noise ratios, and/or reduction to practice for end users. You will also serve as a mentor to junior staff and technical lead on projects as proposed and assigned, working with customers to meet deliverables and address technology or system issues. Results will be documented by publication in high impact papers, journals, conference papers and technical reports. The work will involve collaboration in a team environment to develop and present research proposals to generate new funding.


Basic Qualifications:


  • PhD in physics, nuclear engineering, mathematics, or statistics, or a related field with at least 6 years of experience and demonstrated capabilities and experience in radiation detection imaging.


Preferred Qualifications:

  • Ability to obtain and maintain a clearance from the Department of Energy
  • Demonstrated ability to secure funding to develop projects and programs in the ARDIDSA research areas
  • Demonstrated experience in hands-on experimental laboratory techniques, analytical techniques, and/or modeling and simulation with MCNP or GEANT.
  • A broad view of the federal funding landscape and demonstrated relationships with a diverse set of sponsors
  • Excellent interpersonal, oral, and written communication skills
  • Demonstrated ability to work in a team-oriented environment with a broad range of domestic and international collaborators 
  • Demonstrated capability in mentoring staff


Special Requirements:

Three letters of reference are required and can be uploaded to your profile or emailed directly to  Please include the title of the position in the subject line.



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.

If you have trouble applying for a position, please email

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.

Nearest Major Market: Knoxville