• ​Active participant in the Message Passing Interface (MPI) Forum – an open group that defines and maintains the MPI Standard
  • Member of the Editorial Board and Associate Editor of IEEE Transactions on Parallel and Distributed Systems (TPDS)
  • Organizer, ExaMPI: Workshop on Exascale MPI, held in conjunction with SC: The International Conference on High Performance Computing, Networking, Storage and Analysis 
  • Organizer, Compiler-assisted Correctness Checking and Performance Optimization for HPC (C3PO), held in conjunction with ISC
  • Member of Technical Program Committee for national and international conferences in High Performance Computing
  • Reviewer for major journals in High Performance Computing
  • Interim Director of Research Computing, Office of Vice President for Information Technology 
  • Assistant Director, The Center for Information Assurance and Joint Forensics Research 
  • Chair and Vice Chair of Faculty Senate Curriculum Committee 
  • Member of Faculty Senate and Faculty Policies and Procedures Committee
  • Member of Graduate Council Advisory Committee (ADCOM)
  • Chair and Associate Chair of College of Arts and Sciences Promotion and Tenure Committee 
  • Graduate Program Director, CS Department
  • Outcomes Assessment and Accreditation Lead, CS Department
  • Chair of Faculty Affairs Committee, CS Department
  • Chair of Faculty Search Committee, CS Department