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Nuclear Engineering/Radiochemist - Technical Associate Staff Member

Date: Aug 31, 2022

Location: Oak Ridge, TN, US, 37830

Company: Oak Ridge National Laboratory

Requisition Id 8947 


We are seeking a Technical Associate Staff Member who will focus on the performance of a full range of chemical and radiochemical operations for sample types ranging from nuclear to environmental matrices.  This position resides in the Chemical and Isotopic Mass Spectrometry (CIMS) group in the Nuclear Analytical Chemistry (NAC) section in the Chemical Sciences Division (CSD), Physical Sciences Directorate (PSD) at Oak Ridge National Laboratory (ORNL).  


As part of our research team, you will perform detailed sample preparations, radiochemical separations and measurement protocols and assist in the development of novel separation and measurement protocols for complex nuclear matrices. Your work will support advanced material characterizations performed mainly using high precision elemental measurement methodologies.


Major Duties/Responsibilities: 

  • Work independently in performing established laboratory procedures for sample dissolutions, dilutions, and separations.
  • Perform laboratory tests as needed to assist in developing, modifying, and refining operational and/or experimental procedures.
  • Collaborate in the development of new analytical methodologies.
  • Participate in planning workflow for the laboratory, including establishing priorities within and between projects, and determining the best direction of the laboratory efforts for various experiments, tests, and analysis.
  • Document laboratory activities in appropriate notebooks, Windows- based electronic spreadsheets, and/or word processing files.  Maintain QA/QC control charts; prepare standards to assess QC performance.  Aid in developing and presenting laboratory results for program reviews. 
  • Obtain and maintain all ORNL training requirements for a radiation worker performing analytical work in designated radiological facilities.
  • Utilize Windows based personal computers, instrumentation operation, data reporting, analytical calculations, and sample management.
  • Perform all duties while adhering to applicable radiological guidelines and procedures for conducting work within smear clean and C-zone laboratories.
  • Ensure compliance with environment, safety, health, and quality program requirements.
  • Maintain strong dedication to the implementation and perpetuation of values and ethics.


Basic Qualifications:

  • M.S. degree in chemistry or a B.S. degree in chemistry with 5 years of analytical laboratory experience. An equivalent combination of education and related analytical progressive experience will also be considered


Preferred Qualifications:

  • Demonstrated knowledge and experience in chemical separations of trace level lanthanides and actinides using ion exchange and solid phase extraction chemistries.
  • Demonstrated knowledge and experience with modern sample preparation methods used in isotopic and elemental characterizations with emphases on nuclear materials.
  • Knowledgeable of the common analytical instrumentation used to analyze samples, including elemental mass spectrometry, and alpha and gamma spectrometry radioanalytical techniques.
  • Demonstrated knowledge and experience in the safety practices associated with handling radioactive materials.
  • Strong interpersonal skills and the ability to work effectively as a team member.
  • Ability to respond quickly to diverse and shifting demands with sudden deadlines on tight schedules.
  • Motivated self-starter with the ability to work independently and to participate creatively in collaborative teams across the laboratory 
  • Excellent written and oral communication skills.


Special Requirements

Work involves various physical requirements and working conditions. As such, a pre-hire physical will be required after offer.


This position requires the ability to obtain and maintain an HSPD-12 PIV badge.  


This position requires the ability to obtain and maintain a clearance from the Department of Energy. As such, this position is a Workplace Substance Abuse (WSAP) testing designated position. WSAP positions require passing a pre-placement drug test and participation in an ongoing random drug testing program.




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