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<p class="MsoNormal" style="text-autospace:none"><b><span style="font-size:16.0pt;font-family:"Arial","sans-serif";color:#000081">ORNL Publications<o:p></o:p></span></b></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:12.0pt;font-family:"Arial","sans-serif";color:#818100">External Publication<o:p></o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17"><o:p> </o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17">Job Posting Title<o:p></o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">Postdoctoral Research Associate in Physics / NB50584043<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17"><o:p> </o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17">Posted Date<o:p></o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">07/29/2016<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17"><o:p> </o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17">End Posting Date<o:p></o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">08/12/2016<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17"><o:p> </o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17">Purpose<o:p></o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">The Neutron Sciences Directorate (NScD) at Oak Ridge National Laboratory (ORNL) operates the High Flux Isotope Reactor<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">(HFIR), the United States' highest flux reactor based neutron source, and the Spallation Neutron Source (SNS), the world's<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">most intense pulsed accelerator based neutron source. Together these facilities operate 27 instruments for neutron scattering<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">research, each year carrying out in excess of 1,000 experiments in the physical, chemical, materials, biological and medical<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">sciences. HFIR also provides unique facilities for isotope production and neutron irradiation. To learn more about Neutron<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">Sciences at ORNL go to: http://neutrons.ornl.gov.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">The physicist will help develop moderator concepts for the Second Target Station (STS) that are alternatives to traditional<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">moderator choices, and offer colder neutron spectra, higher peak brightness, and improved pulse shapes.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17"><o:p> </o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17">Major Duties/Responsibilities<o:p></o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Continue and extend ongoing efforts to characterize variations in moderator performance with beam power, distinguishing<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">them from variations with poison/decoupler burnup and orthohydrogen fraction.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Contribute to the design, construction, and commissioning of the Moderator Development Facility (MDF).<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Assist in developing moderator concepts allowing colder neutron spectra, higher time-averaged and peak brightness and<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">better pulse shapes than the STS moderators of the proposed TDR design.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Predict the moderator performance using state-of-the-art neutronics tools<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Demonstrate new moderator concepts experimentally at MDF and/or at LENS/Indiana University.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Display ES&H understanding and discipline that leads to outstanding safety performance.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Maintain the highest ethical and professional standards of performance and operates in accordance with these standards.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Embody ORNL values to be the best in everything we do, guided by shared values that exemplify concern for people and<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">working together to meet challenging goals.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17"><o:p> </o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17">Qualifications Required<o:p></o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* PhD in Physics or Nuclear Engineering with degree focus on neutron physics, neutron source characterization, and/or<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">fundamental physics with neutrons.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* The PhD must have been completed within 5 years of the date of application. All PhD degree requirements for graduation<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">must be completed before reporting to work.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><b><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#C78F17">Preferred Qualifications<o:p></o:p></span></i></b></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Familiarity with neutron transport computational tools (MCNPX, GEANT4, McStas, etc.)<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Familiarity with slow neutron optics and detector systems<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Programming experience with C, Fortran, Perl, and/or Python<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Experience working on linux/unix computer platforms<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* Experience in measuring neutron beams<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">* An excellent record of productive and creative research demonstrated by publications in peer-reviewed journals.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">This position will remain open for a minimum of 5 days after which it will close when a qualified candidate is identified and/or<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">hired.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">We accept Word(.doc, .docx), Excel(.xls, .xlsx), PowerPoint(.ppt, .pptx), Adobe(.pdf), Rich Text Format(.rtf), HTML(.htm,<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">.hmtl) and text files(.txt) up to 2MB in size. Resumes from third party vendors will not be accepted; these resumes will be<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">deleted and the candidates submitted will not be considered for employment.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">If you have trouble applying for a position, please email ORNLRecruiting@ornl.gov.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">Notice: If the position requires a Security Clearance, reviews and tests for the absence of any illegal drug as defined in 10<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">CFR 707.4 will be conducted by the employer and a background investigation by the Federal government may be required<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">to obtain an access authorization prior to employment and subsequent reinvestigations may be required.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">If the position is covered by the Counterintelligence Evaluation Program regulations at 10 CFR 709, a counterintelligence<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">evaluation may include a counterintelligence-scope polygraph examination.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">ORNL is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">veterans, are encouraged to apply. UT-Battelle is an E-Verify Employer.</span><o:p></o:p></p>
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