Helen is a High Performance Computing Consultant at NERSC, Lawrence Berkeley National Laboratory. She serves as the main user focus point of contact, among users, systems and vendors staff, for the NERSC flagship systems including the Cray systems: XT4 (Franklin), XE6 (Hopper), and XC40 (Cori), deployed over the past 10 years, to ensure them are efficient for scientific productivity. She specializes in the software programming environment, parallel programming models such as MPI and OpenMP, applications porting and benchmarking, and climate models. Helen also serves on the OpenMP Language Committee to represent Berkeley Lab and has presented OpenMP tutorials at various venues including SC, XSEDE, IWOMP, and ECP. Helen has been on the Organizing Committee for many important HPC conference series, such as Cray User Group (Program Chair for 2017, 2018), SC, HPCS, IXPUG, and OpenMPCon. Helen has a Ph.D. in Marine Studies and an M.S in Computer Information Science.