Examiner United States Patent and Trademark Office, Washington, 1960-1963. Law clerk to presiding justice Federal Circuit Court Appeals, 1963-1964. Associate Hoffman and La Roche, Nutley, New Jersey, 1964-1966.
Secretary, general counsel Seltex Corporation, 1966-1969. Vice president, counsel Oxy Metal Industries, 1969-1974. Partner Ostrolenk, Faber, Gerb and Soffen, New York City, since 1974.
General counsel New York State Common Cause, since 1977. Member advisory board Bureau National Affairs, Washington, since 1980. Member planning committee and advisory board Federal Circuit Court Appeals, Washington, since 1983.
Board directors Mitchell-Bradford Company, Inc., Milford, Connecticut, since 1982.