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<p class="MsoNormal"><b>Job Posting Title<o:p></o:p></b></p>
<p class="MsoNormal">Postdoctoral Research Associate in Advanced Modeling of Local Atomic Structure / NB50665096<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>Posted Date<o:p></o:p></b></p>
<p class="MsoNormal">04/26/2018<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>End Posting Date<o:p></o:p></b></p>
<p class="MsoNormal">05/15/2018<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>Purpose<o:p></o:p></b></p>
<p class="MsoNormal">The Neutron Sciences Directorate (NScD) at Oak Ridge National Laboratory (ORNL) operates the High Flux Isotope Reactor<o:p></o:p></p>
<p class="MsoNormal">(HFIR), the United States' highest flux reactor based neutron source, and the Spallation Neutron Source (SNS), the world's<o:p></o:p></p>
<p class="MsoNormal">most intense pulsed accelerator based neutron source. Together these facilities operate 30 instruments for neutron scattering<o:p></o:p></p>
<p class="MsoNormal">research, each year carrying out in excess of 1,000 experiments in the physical, chemical, materials, biological and medical<o:p></o:p></p>
<p class="MsoNormal">sciences. HFIR also provides unique facilities for isotope production and neutron irradiation. To learn more about Neutron<o:p></o:p></p>
<p class="MsoNormal">Sciences at ORNL go to: http://neutrons.ornl.gov.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">The Diffraction Group in the Neutron Scattering Division (NSD) of the NScD at Oak Ridge National Laboratory has an<o:p></o:p></p>
<p class="MsoNormal">immediate opening for a postdoctoral position focused on the modeling of local atomic structure in nanophase and<o:p></o:p></p>
<p class="MsoNormal">nanostructured materials. Particular attention will be focused on linking surface chemistry, particle morphology, and “internal”<o:p></o:p></p>
<p class="MsoNormal">crystal structure to the properties of functional nanocrystals, including during their use in industrial processes. Successful<o:p></o:p></p>
<p class="MsoNormal">candidates will work within a collaborative team to develop and apply new data reduction and structure refinement<o:p></o:p></p>
<p class="MsoNormal">methodologies, including towards in situ data monitoring and analysis. This position will allow postdoctoral scientists to<o:p></o:p></p>
<p class="MsoNormal">develop expertise, broaden experience and to interact with a diverse set of leading scientists working and visiting ORNL’s<o:p></o:p></p>
<p class="MsoNormal">neutron facilities.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>Major Duties/Responsibilities<o:p></o:p></b></p>
<p class="MsoNormal">* Employ experiments and atomistic modeling to study, understand, and optimize structure-property relationships in nano<o:p></o:p></p>
<p class="MsoNormal">and disordered crystalline materials.<o:p></o:p></p>
<p class="MsoNormal">* Implement and utilize novel data reduction and data modeling algorithms to further develop the performance of the powder<o:p></o:p></p>
<p class="MsoNormal">diffraction instruments, including towards in situ data monitoring and analysis.<o:p></o:p></p>
<p class="MsoNormal">* Publish scientific papers resulting from this research and present results at appropriate national and international meetings<o:p></o:p></p>
<p class="MsoNormal">* Physical requirements for this job include the use of hand and eye protection gear, kneeling, sitting for extended periods of<o:p></o:p></p>
<p class="MsoNormal">time, working with sample environment equipment, and possible exposure to ionization radiation normally associated with<o:p></o:p></p>
<p class="MsoNormal">operation of neutron scattering instruments for scientific research<o:p></o:p></p>
<p class="MsoNormal">* Ensures compliance with environment, safety, health and quality program requirements<o:p></o:p></p>
<p class="MsoNormal">* You will be expected to commit to ORNL's Research Code of Conduct by holding yourself and others to the highest<o:p></o:p></p>
<p class="MsoNormal">scientific, professional, and ethical standards in a manner that fosters mutual respect and enhances the reputation of the<o:p></o:p></p>
<p class="MsoNormal">individual researcher, his/her colleagues, and the Oak Ridge National Laboratory in its mission to address the Department of<o:p></o:p></p>
<p class="MsoNormal">Energy's and the nation's scientific and technical challenges.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>Qualifications Required<o:p></o:p></b></p>
<p class="MsoNormal"><b><i>Basic Qualifications:<o:p></o:p></i></b></p>
<p class="MsoNormal">* Ph.D. in Computer Science, Mathematics, Materials Science, Chemistry, Physics, or other related science field<o:p></o:p></p>
<p class="MsoNormal">* Knowledge of inorganic crystal structures and their defect and disorder motifs<o:p></o:p></p>
<p class="MsoNormal">* Programming proficiency in Python, C++, and/or Fortran<o:p></o:p></p>
<p class="MsoNormal">* Excellent communication and presentation skills<o:p></o:p></p>
<p class="MsoNormal">* Demonstrated ability to interact effectively with colleagues at all levels and in multi-disciplinary teams<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>Preferred Qualifications:<o:p></o:p></b></p>
<p class="MsoNormal">* Experience with Molecular Dynamics and/or Density Functional Theory studies of functional inorganic materials.<o:p></o:p></p>
<p class="MsoNormal">* Previous experience modeling/ interpreting spectroscopy and/or diffraction/total scattering data.<o:p></o:p></p>
<p class="MsoNormal">* Data modeling and refinement expertise using programs such as TOPAZ, GSAS, Fullprof, PDFGUI, Diffpy-CMI, and<o:p></o:p></p>
<p class="MsoNormal">RMCProfile.<o:p></o:p></p>
<p class="MsoNormal">* Experience in developing software or algorithms for data analytics, with particular interest in machine learning, artificial<o:p></o:p></p>
<p class="MsoNormal">intelligence, statistical inference, and other “big data” methods.<o:p></o:p></p>
<p class="MsoNormal">* Self-motivated with good interpersonal skills<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>Other Information:<o:p></o:p></b></p>
<p class="MsoNormal">Applicants must have received their PhD within five years of this application and must complete all degree requirements<o:p></o:p></p>
<p class="MsoNormal">before starting their appointment.<o:p></o:p></p>
<p class="MsoNormal">Please include a Cover Letter and CV with your application. Your cover letter should include the name and contact<o:p></o:p></p>
<p class="MsoNormal">information for two professional references. If you are asked to interview, you will be asked to provide a minimum of 2<o:p></o:p></p>
<p class="MsoNormal">reference letters for the hiring committee.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>Work Directions and Interfaces<o:p></o:p></b></p>
<p class="MsoNormal">This position will report to Katharine Page. You will also work closely with research staff and other postdoctoral associates in<o:p></o:p></p>
<p class="MsoNormal">Diffraction and Data Sciences NSD Groups.<o:p></o:p></p>
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