Postdoctoral fellow Medical School Harvard University, Cambridge, Massachusetts, 1976-1978. Research scientist diagnostics division Miles Inc., Elkhart, Indiana, 1978-1981, staff scientist diagnostics division, 1981-1985, supervisor Research and Development diagnostics division, 1985-1987, manager Research and Development diagnostics division, 1987-1989, director urine chemistry products Research and Development diagnostics division, 1989-1992, director reagt. development/instrument engineering, urine chemistry unit, 1992-1995. Director new products Bayer Corporation Business Group Diagnostics, 1995-1997.
Director, vice president research and development Global Distribution System Technology, 1998—2002, director clinical and regulatory affairs, 2001—2002. Clinical project management consultant Eli Lilly and Company, 2002—2003, senior clinical data management coordinator, since 2003.