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Date: Mar 15, 2023

Location: Oak Ridge, TN, US, 37831

Company: Oak Ridge National Laboratory

Requisition Id 10360 

The Oak Ridge National Laboratory has an opening for a Machinist. In this role you will, under limited supervision, operate a variety of machine tools to produce precision parts and instruments. You will be responsible for applying knowledge of mechanics, mathematics, metal properties and layout and machining procedures.


Duties and Responsibilities:       

  • Program, set-up and operate conventional, special-purpose and Computer Numerical Controlled (CNC) machining including lathes, mills, surface grinders, multi-axis CNC equipment and water jet cutting and wire fed electrical discharge machines (EDM) to machine parts to specifications
  • Calculate and set controls to regulate machining factors such as speed, feed, coolant flow and depth and angle of cut
  • Read and interpret blueprints, sketches, drawings, manuals, specifications or sample parts to calculate dimensions and tolerances of finished work piece, sequence of operations and setup requirements
  • Fabricate metallic and nonmetallic parts by utilizing programming tools such as CAD/CAM and MDI systems
  • Enter commands to retrieve, input, edit and validate computerized machine control media
  • Fit and assemble machined parts and weldments into complete units as well as troubleshoot fabrication issues
  • Measure, examine or test completed units to check for defects and ensure conformance to specifications using precision instruments
  • Select, align, and secure holding fixtures, attachments, accessories and materials onto machines
  • Select and operate necessary cutting tools, hand measuring tools, power tools and horizontal and vertical band saws
  • Conduct housekeeping of shop and equipment
  • Other tasks as assigned by management
  • Abiding by the principles of Safe Conduct of Research including being personally responsible for ensuring safe operations by raising safety concerns, using a questioning attitude, considering hazards for every task, and never stop learning.
  • Deliver ORNL’s mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service. Promote diversity, equity, inclusion, and accessibility by fostering a respectful workplace – in how we treat one another, work together, and measure success.


Basic (or Required) Qualifications:          

  • High school diploma or equivalent with 5 or more years of recent verifiable work experience as a machinist or an equivalent combination of education and relevant experience.
  • Work will involve various physical requirements and certain working conditions and as such a post offer, pre-hire physical will be required.
  • 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 Program (WSAP) testing designated position. WSAP positions require passing a pre-placement drug test and participation in an on-going random drug testing program.


Preferred Qualifications:             

  • Completion of a certified machinist apprenticeship program.
  • Knowledge of machine shop theory and procedures, shop mathematics, machinability of materials, layout techniques and shop safety.
  • General computer skills.
  • Ability to work and coordinate effectively with others and maintain positive working relationships.
  • Ability to give full attention to what other people are saying, take time to understand the points being made and ask questions as appropriate.
  • Ability to use logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.
  • The ability to work effectively with others and maintain positive working relationships.


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