Qualified Neutral Beam Cryogenics Operator

Princeton University
Princeton Plasma Physics Laboratory
Closing date
Jul 15, 2022

Job Details


Performs a number of more complex and diversified technical tasks utilizing expertise and knowledge they have acquired. May perform some non-routine tasks requiring independent judgement typically involved with setting up of test apparatus, operation of equipment, and evaluation of the performance and reliability of systems and subcomponents. Follows various Laboratory procedures and applies PPPL prescribed standard technical practices and principles.


The Princeton Plasma Physics Laboratory is a world-class fusion energy research laboratory managed by Princeton University for the U.S. Department of Energy’s Office of Science. PPPL is dedicated to developing the scientific and technological knowledge base for fusion energy. The Laboratory advances the fields of fusion energy and plasma physics research to develop the scientific understanding and key innovations needed to realize fusion as an energy source for the world.

  • Operate Neutral Beam switchboard and computer control consoles controlling the 1070 watt helium refrigerator. (45%)
    • The operator shall be responsible for maintaining the system within standard operating parameters with appropriate supervision.
    • The operator shall initiate alarm response procedures if operating parameters fall outside normal ranges or if alarms sound.
    • The operator shall have proficient mechanical skills to properly maintain all mechanical systems.
  • Basic maintenance and repair of Neutral Beam Mechanical systems. (40%)
    • This work involves radiological activated and contaminated equipment and legacy parts.
    • Perform basic mechanical tasks with close supervision and oversight for daily tasks or, as part of a crew for larger activities including hoisting and rigging and general Neutral Beam system maintenance and troubleshooting.
  • Perform a variety of technical skills for other laboratory projects as required. (10%)
  • General housekeeping, logistics, and industrial construction activities. Maintenance of organization and cleanliness of work areas. (5%)

Education and Experience:

  • Candidates must have Mechanical Technology or AA degree with little relevant experience; or must have high school equivalency and 1+ years of general mechanical experience with automotive, industrial or facility mechanical and electromechanical systems operation and maintenance.

Knowledge, Skills and Abilities:

  • Proficient use of computer software for data logging and word processing.
  • Effective and clear communication skills.
  • Adequate hearing and speaking for good communications, alarm annunciation, announcements, operations, troubleshooting, telephonic and electronic notification and situational awareness in a construction or industrial environment.
  • Ability to use computers, read and interpret schematics and mechanical drawings.
  • Required to work rotating shifts, including overtime, weekends and holidays as required per project run schedule.
  • Operation of the local control center and other controls may be for extended or irregular periods of time.
  • Full mental concentration is required for entire duration of the operator’s shift.

Physical Requirements:

  • Full or fully corrected vision, correct depth and color perception, occasional close work, work in low light conditions.
  • Frequently lift and/or move up to 25 pounds and occasionally lift and/or move up to 50 pounds.
  • Continuous walking, standing or sitting.

Working Conditions:


Potentially hazardous conditions may be encountered during activities that must be completed safely. These include, but are not limited to:

  • Repetitive motion activities, work in very awkward positions, confined space and RWP areas. 
  • Bending, twisting, climbing, ladders, elevated work using harness, stairs, lifts.
  • Work on cryogenics, high voltage or radiation contaminated equipment.
  • Exposure to dust, temperature excursions, humidity, monitored low level radiation, noise, household and industrial chemicals, solvents and some fumes.
  • Working with/near/on hand tools, powered hand tools, machine shop tools and rotating equipment.
  • Working with or near moving vehicles, equipment, cranes, hoists, tractor, lifts and forklifts. 
  • Routine requirements to wear protective clothing for arc flash protection, mechanical grease and oil protection, radioactive contamination.


Princeton University is an Equal Opportunity/Affirmative Action Employer and all qualified applicants will receive consideration for employment without regard to age, race, color, religion, sex, sexual orientation, gender identity or expression, national origin, disability status, protected veteran status, or any other characteristic protected by law. EEO IS THE LAW

Please be aware that the Department of Energy (DOE) prohibits DOE employees and contractors from participation in certain foreign government talent recruitment programs. All PPPL employees are required to disclose any participation in a foreign government talent recruitment program and may be required to withdraw from such programs to remain employed under the DOE Contract.

Standard Weekly Hours40.00Eligible for OvertimeYesBenefits EligibleYesProbationary Period90 daysEssential Services Personnel (see policy for detail)NoPhysical Capacity Exam RequiredYesValid Driver's License RequiredNo #LI-CL1


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