Scientist, Heavy Element Chemistry Group, Chemical Sciences Division, Lawrence Berkeley National Laboratory
Chemist Staff Sci/Engr, Actinide Chemistry/Seaborg Ctr, Lawrence Berkeley National Laboratory Apr 1992 -
2013 Senior Scientist and Principal Investigator, Director, The Glenn T. Seaborg Center (GTSC); Actinide Chemistry Group (Group Leader), Chemical Sciences Division, The Glenn T. Seaborg Center, Lawrence Berkeley National Laboratory
2013-2011 Senior Scientist and Principal Investigator Director, The Glenn T. Seaborg Center (GTSC); Director, Molecular
Environmental Sciences (MES) Beamline 11.0.2 at the Advanced Light Source, Actinide Chemistry Group (Group Leader) Lawrence Berkeley National Laboratory
2010-2007 Senior Scientist and Principal Investigator
Associate Director, GTSC; Leader Lawrence Berkeley National Laboratory
2007-2005 Senior Staff Scientist and Principal Investigator
Associate Director, GTSC; Project Leader, Lawrence Berkeley National Laboratory
2004-2000 Senior Staff Scientist and Principal Investigator
Project Leader, Lawrence Berkeley National Laboratory
2000-1999 Staff Scientist and Principal Investigator Project Leader, Lawrence Berkeley National Laboratory
1999-1997 Staff Scientist and Principal Investigator
2 Lawrence Berkeley National Laboratory
1997-1992 Staff Scientist and Principal Investigator Lawrence Berkeley National Laboratory
1992-1990 Postdoctoral Fellow National Synchrotron Light Source, University of California Riverside
1990-1986 Research Assistant University of California Los Angeles
1988 Visiting Scientist Laboratory for Quantum Materials, RIKEN
1986-1984 Teaching Assistant University of California Los Angeles
1982-1981 Research Assistant University of California Riverside
1980 Research Assistant SmithKline Incorporated