Sandia Energy > Programs > Electric Grid > Advanced Grid Modeling > Staff Advanced Grid Modeling Staff Contact an expert within Sandia’s Advanced Grid Modeling Program. NamePositionBrian J. Pierre, Ph.D.Manager, Electric Power Systems Research DepartmentBryan ArguelloSenior Member of Technical StaffBrent G. Austgen, Ph.D.Member of Technical StaffJoseph A. Azzolini, Ph.D.Senior Member of Technical StaffPedro Barba, Ph.D.Senior Member of Technical StaffMichelle Bester, Ph.D.Postdoctoral AppointeeLogan BlakelySenior Member of Technical StaffRaymond H. Byrne, Ph.D.Manager, Energy Storage Technology and SystemsHyungjin Choi, Ph.D.Senior Member of Technical StaffRyan T. Elliott, Ph.DPrincipal Member of Technical StaffRoss GuttromsonPrincipal Member of Technical StaffJavier Hernandez-Alvidrez, Ph.D.Senior Member of Technical StaffMatthew J. HoffmanPrincipal Member of Technical StaffMiguel Jimenez AparicioSenior Member of Technical StaffRonald C. Matthews Jr., Ph.D.Senior Member of Technical StaffCody Jack Newlun, Ph.D.Senior Member of Technical StaffSamuel T. Ojetola, Ph.DSenior Member of Technical StaffWalker Phillip OlisMember of Technical StaffMatthew J. Reno, Ph.D.Distinguished Member of Technical StaffDavid A. Schoenwald, Ph.D.Principal Member of Technical StaffKyle SkolfieldSenior Member of Technical StaffAdam SummersSenior Member of Technical StaffRodrigo D. Trevizan, Ph.D. Postdoctoral AppointeeStephen J. Verzi, Ph.D. Distinguished Member of Technical StaffAmanda Wachtel Principal Member of Technical StaffJubair Yusuf, Ph.D.Senior Member of Technical Staff Support Staff NamePositionAntoinette GallegosOffice Administrative Assistant