[Neutron] ORNL: Low Level Radio Frequency (RF) Engineer / NB50662777
Johnson, Nicia R.
johnsonnr at ornl.gov
Wed Apr 11 21:56:18 CEST 2018
Job Posting Title
Low Level Radio Frequency (RF) Engineer / NB50662777
End Posting Date
The LLRF Engineer will support operation, maintenance, repairs, and upgrades of the LLRF systems that are utilized for the
acceleration and manipulation of charged-particle beams in the SNS accelerator complex and execution of the Proton Power
Upgrade, a project that will double the proton beam power capability of the facility.
* Evaluate and improve the design of the LLRF systems to support the Research Accelerator Division's mission to provide
high availability (>90%) neutrons for Neutron Science investigations.
* Develop new architectures and algorithms for upgrades of the LLRF systems used throughout the accelerator complex.
* Perform simulations of RF control systems in support of LLRF control system development.
* Develop and improve hardware description language (HDL) for systems utilizing field programmable gate arrays (FPGA).
* Develop control interfaces for custom hardware platforms utilizing LabView, C++, and EPICS software.
* Serve as a LLRF subject matter expert for the LLRF and Operations teams.
* Provide LLRF support for accelerator operations including occasional call-in and off-normal work hours.
* Perform failure analysis and study mean time to repair and mean time to failure data on LLRF systems to propose reliability
* Create and maintain documentation and procedures for LLRF equipment and ancillary systems.
Provides work direction to technicians, research mechanics, subcontractors, and vendors within guidelines established by the
Electrical and RF Systems Group Leader. Initiates procurement of materials and services.
* B.S. degree in Electrical Engineering.
* Experience in the design of digital feedback control systems.
* Experience in FPGA code development using VHDL or Verilog.
* Demonstrated hands-on laboratory experience, especially with RF and microwave test equipment.
* Highly motivated, self-directed and able to work in a team environment.
* Excellent written and verbal communications skills.
* M.S. degree in Electrical Engineering.
* Expertise in control system theory and techniques.
* Expertise in circuit design and printed circuit board layout.
* Expertise in computer programming using languages such as C++ and Labview.
* Experience with analog and RF simulation and modeling tools such as MATLAB, SPICE, and Microwave Office.
Work Direction and Interfaces:
* Reports to the LLRF Team Leader.
* Interfaces with Electrical and RF Systems Group members, NScD staff, professional peers from non-ORNL institutions,
ORNL business services, vendors and visitors.
* Represents group activities and interests within ORNL and at professional conferences, workshops, and collaboration
Measures of Effectiveness:
* Success in the fulfillment of all major duties and responsibilities.
* Success as measured by the ORNL Employee Performance Management process.
* Safe execution of all responsibilities in accordance with ORNL ES&H requirements.
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