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Technician 2 - Superconducting Linac Systems

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Date: Mar 15, 2019

Location: Oak Ridge, TN, US, 37831

Company: Oak Ridge National Laboratory

Requisition Id 291 

Pay Band:  2, Associate Technician, Hourly
Relocation:  Domestic and International relocation services are available for this position.


The Neutron Sciences Directorate (NScD) at Oak Ridge National Laboratory (ORNL) operates the High Flux Isotope Reactor (HFIR), the United States' highest flux reactor based neutron source, and the Spallation Neutron Source (SNS), 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:

The Superconducting Linac (SCL) systems technician will perform daily tasks relating to the central helium liquefier (CHL), SCL, and superconducting radio-frequency (SRF) facilities.  Daily tasks will include cryomodule assembly and maintenance, operations and maintenance of helium refrigeration systems, operations and maintenance of superconducting cavity processing facilities, conducting qualification tests, and assisting engineering and scientific staff with research and development. In this role, you will contribute to development and maintenance of documentation including but not limited to operating and maintenance procedures, assembly travelers, test results, and specifications. You will also assist engineers in analyzing, establishing, and communicating equipment needs, procedures, and results.

This position reports to the SCL Systems Group Lead Engineer, and takes direction from the Superconducting Linac Systems Group Leader, Engineering staffs, and Scientist.

Major Duties and Responsibilities:

  • Assists with component assembly, test, commissioning and operation of SRF cavities, cryomodules, the helium refrigerator, and SRF/cryogenic test facilities.
  • Under supervision of project staff, assembles, tests, certifies, and documents SNS SCL cryogenic components.
  • Periodically serves as CHL System Specialist for CHL operation during day time or evening shift.
  • Observe, document, and communicate designs, methods, materials, and equipment required for the operations, assembly, and development processes.
  • Sets up and operates process and test equipment and apparatus
  • Uses electronic and mechanical test and measurement equipment to verify system function and integrity; uses computers to collect, record, and analyze data for acceptance
  • Develops and maintains documentation and procedures for fabricating, testing, and operating equipment
  • May provide work direction to trades/crafts for successful component fabrication, assembly, and installation
  • Ensures compliance with ESH and quality procedures and programs.  May participate in the development and communication of safety and quality procedures
  • In this role you will be expected to be willing to learn new skills and to train others
  • The SNS and HFIR facilities are in operation 24 hours per day and 7 days a week year round.  You may be occasionally required to support users and/or facilities during off hours or weekends.
  • As a member of the ORNL scientific community, you will be expected to commit to ORNL's Research Code of Conduct.  Our full code of conduct, and a statement by the Lab Director's office can be found here:

Basic Qualifications:

  • AS degree in mechanical technology or related areas
  • 2 or more years of relevant experience
  • An equivalent combination of education and experience may be considered instead of a degree
  • Excellent written and verbal communications skills
  • Willing to learn new skills and train others

Other Requirements:
If hired into this role, you will be required to qualify as a system specialist for operating the CHL through the training program of the SCL Systems Group.

Preferred Qualifications:
Ability to work with a team of scientists, engineers, technicians and trades/crafts
Experiences with cryomodule assembly, cryogenics, high-vacuum systems and cleanroom techniques
Experience working in a clean production environment
Experience with mechanical and electronic test and measurement equipment


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, coffee stands, and fitness facilities.   
Relocation:  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.

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.

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