Former Deputy Conference Leader, New Jersey State Senate

Senator, New Jersey State Senate, 2008-2022

Deputy Republican Whip, New Jersey State Senate, 2020-2022

Assembly Member, New Jersey State General Assembly, 1994-2007

Assistant Republican Leader, New Jersey State General Assembly, 2004-2005

Assistant Republican Whip, New Jersey State Assembly, 2002-2003

Majority Whip, New Jersey State General Assembly, 1996

Assistant Majority Whip, New Jersey State General Assembly, 1994-1995

Member, Board of Freeholders, Somerset County, 1988-1994

Director, Somerset County Board of Freeholders, 1992

Deputy Director, Somerset County Board of Freeholders, 1990-1991

Member, Branchburg Township Committee, 1983-1988

Mayor, Branchburg Township, 1986

Member, Branchburg Township Planning Board, 1985-1986

Former Member, Environment and Energy Committee, New Jersey State Senate

Former Member, Judiciary Committee, New Jersey State General Assembly

Former Member, Judiciary Committee, New Jersey State Senate

Former Member, Law and Public Safety Committee, New Jersey State Senate

Former Member, Select Committee on New Jersey Transit, New Jersey State Senate

Commissioner, Legislative Services Commission, 2004

Commissioner, Mandated Health Benefits Advisory Commission, 2004

Member, Task Force to Study Homeowner Associations, 1996-1997

Commissioner, Delaware and Raritan Transportaion Safety Study Commission, 1995-1996

Prosecutor, Rocky Hill Borough, 1998-present

Attorney/Partner, DiFrancesco, Bateman, Coley, Yospin, Kunzman, Davis, and Lehrer, Professional Corporation, 1994-present

Prosecutor, Bridgewater Township, 1990-present

Prosecutor, Montgomery Township

Prosecutor, Peapack-Gladstone Borough, 2000

Prosecutor, Hillsborough Township, 1993-1999

Attorney, Bateman and Bateman Attorneys at Law, 1988-1994

Prosecutor, North Plainfield Borough, 1993

Assistant General Counsel, Colfax Companies, 1987-1988

Director Intergovernmental Affairs, New Jersey Department of Environmental Protection, 1986-1987

Appointments Council, Office of the Governor, 1985-1986

Special Counsel to the Governor for Appointments, 1985

Associate, Wharton, Stewart and Davis, 1984-1985

Political Director, Fenwick for Senate Committee, 1982

District Office Manager, Representative Millicent Fenwick, 1981-1982

Campaign Manager, Fenwick for Congress, 1980

Assistant to the Campaign Director, Bateman for Governor, 1977

Member, Board of Directors, Branchburg Historical Society, present

Member, Board of Directors, Homesharing Program of Somerset County, present

Member, Board of Directors, Special Olympics New Jersey, present

Member, Board of Trustees, Midland Foundation, present

Member, Board of Trustees, Somerset Medical Center, present

Member, Branchburg Rotary, present

Member, New Jersey State Bar Association, present

Member, Somerset County Bar Association, present

Member, Somerville Elks Lodge, present

Trustee, The Wellness Community Board of Trustees, present

Member, Washington Campgrounds Association, present

Member, Board of Trustees, New Brunswick Theological Seminary, 1997-1998

Member, Board of Trustees, United Way, 1991-1995

Chair, Somerset Public Employees Charitable Campaign, 1991-1992