1970-1971: Associate Instructor, Department of Religious Studies, Indiana University, Bloomington, Indiana

1971-1974: Teaching Assistant, Department of Psychology, Indiana University, Bloomington, Indiana

1974: Instructor, Department of Psychology, Indiana University, Bloomington, Indiana (Spring term)

1975-1978: Assistant Professor, Department of Psychology, Indiana State University, Terre Haute, Indiana

1978-1980: Health Scientist Administrator, National Cancer Institute, National Institutes of Health, Bethesda, Maryland

1980-1981: Acting Chief, Behavioral Medicine Branch, National Cancer Institute, National Institutes of Health, Bethesda, Maryland

1981-1983: Chief, Behavioral Medicine Branch, National Cancer Institute, National Institutes of Health, Bethesda, Maryland

1978-1982: Assistant Professor of Medical Psychology (Clinical), Department of Psychiatry, The Johns Hopkins University School of Medicine, Baltimore, Maryland

1982-1984: Associate Professor (Clinical), Department of Medicine, Georgetown University School of Medicine, Washington, D.C.

1984-1991: Associate Professor, Department of Psychiatry and Department of Medicine, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania

1984-1988: Director, Behavioral Medicine in Oncology Program, Pittsburgh Cancer Institute, University of Pittsburgh School of Medicine

1988-1991: Associate Director, Pittsburgh Cancer Institute, University of Pittsburgh School of Medicine

1994-1996: Assistant Rector, R.E. Lee Memorial Episcopal Church,  Lexington, Virginia

1996-1997: Associate Rector, R.E. Lee Memorial Episcopal Church, Lexington, Virginia

1997-2004: Rector, St. Mark's Episcopal Church, Richmond, Virginia

2001-2004: Dean, Region 10, Diocese of Virginia

2005-2017: Priest Associate, St. John’s Episcopal Church, Richmond, Virginia

2017-present: Priest Associate, St. Martins Episcopal Church, Richmond, Virginia.