| Job Description |
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Basic Purpose |
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Design, develop, implement, and test analog and digital low-level rf (LLRF) systems and devices for particle accelerator applications, including rf amplifiers, phase shifters, phase detectors, PID and AGC controllers, and the associated VXI/VME interface electronics. Design and implement new rf feedback systems and oversee fabrication and implementation on LLRF systems for the APS rf systems, including superconducting rf components of the APS Upgrade. Independently design and implement complex LLRF systems and solve problems of routine and complex nature.
Provides LLRF expertise in support of APS operations to maintain overall rf system reliability and availability. Proposes and executes practical and sound engineering solutions. Directs technicians assigned to the APS Booster and Storage Ring rf systems and provides technical oversight of their work. Independently designs, develops, and tests accelerator-related LLRF hardware and systems, including new technology relating to the APS Upgrade. Provides design assistance to other engineers and scientists. Supervises procurement and manufacturing processes, and conducts performance testing of LLRF system hardware.
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Knowledge, Skills and Experience |
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Considerable
Considerable knowledge and experience with design, operation, and troubleshooting of complex analog and digital LLRF systems. Considerable knowledge with the operation of rf cavities, including active and passive tuning, coupling, and matching. Considerable knowledge and experience with microwave and rf circuit design and fabrication principles.
Considerable knowledge of electrical engineering principles and practices from 10MHz to 3GHz, with emphasis on LLRF system designs and component devices, including rf amplifiers, phase shifters, phase detectors, PID and AGC controllers, and the associated VXI/VME interface electronics.
Thorough working knowledge of rf engineering measurements and related equipment, including network analyzers, spectrum analyzers, signal and sweep generators, oscilloscopes, modulation analyzers, and rf power meters.
Experience with accelerator rf system design, construction, operation, and troubleshooting.
Ability to work in a team design environment subject to a stringent design review process.
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Good
Good knowledge of LLRF engineering in superconducting rf cavity applications is a plus.
Ability to innovate and develop state-of-the-art solutions to unique problems.
Strong written and verbal communication skills.
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Other
Successful candidate must have a degree in Electrical Engineering or Applied Physics, and demonstrated competency in microwave and rf engineering, radio communication signals and systems, digital signal processing, electronic circuit design and analysis, and control theory.
Capability to apply knowledge to design and perform tests necessary for LLRF system development, data processing and analysis, and modeling and simulation of rf systems with software tools such as MATLAB/Simulink.
Demonstrated experience in rf and high-speed analog electronics hardware design and construction.
Hands-on experience in bench testing and troubleshooting rf and electronics devices and systems.
Demonstrated experience in PCB layout for high-speed, mixed-signal electronics circuits would be highly desirable.
Experience in the development of modern LLRF systems is a plus.
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Minimum Education/Experience Requirements
Bachelor's Degree and 8+ years work experience, or Master's Degree and 5+ years work experience, or Doctorate and 4+ years or their equivalents |
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We are no longer accepting resumes for this position. Please view our website for additional opportunities.
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