Secretary of State, State of Maryland, 2023-present

Senator, Maryland State Senate, District 16, 2014-2023

Majority Whip, Maryland State Senate, 2019-2023

Candidate, Maryland State Senate, District 16, 2022

Deputy Majority Whip, Maryland State Senate, 2016-2018

Deputy Majority Whip, Maryland State House of Delegates, 2003-2008, 2013-2014

Delegate, Maryland State House of Delegates, District 16, 2002-2014

Vice-Chair, Montgomery County Delegation, Maryland State House of Delegates, 2007-2014

Former Member, Civil Law and Procedure Subcommittee, Maryland State House of Delegates

Former Member, Gaming Law and Enforcement Subcommittee, Maryland State House of Delegates

Former Chair, Juvenile Law Subcommittee, Maryland State House of Delegates

Former Member, Workgroup to Study Child Custody Proceedings Involving Child Abuse or Domestic Violence Allegations, Maryland State Senate

Of Counsel, Gebhardt and Associates, 2001-present

Legislative Assistant to President, Montgomery County Council, 2000-2001

Of Counsel, Pena and Associates, Professional Corporation, 1997-2001

Attorney, Alexander, Bearden, Hairston, & Marks, Limited Liability Partnership, 1993-1997

Attorney, United States Patent and Trademark Office, 1988-1993

Executive Director, National Democratic Council of Asian and Pacific Americans, 1986-1988

Attorney, United States Commission on Civil Rights, 1983-1986

Law Clerk, Judge Richard Figone, San Francisco Superior Court, 1981-1982

Member, Maryland Green Caucus, 2002- present

Member, Maryland Student Data Privacy Council, 2019-present

Member, State Advisory Board for Juvenile Services, 2019-present

Member, State Advisory Council on Administrative Hearings, 2017-present

Member, Governor's Family Violence Council, 2016-present

Member, Task Force on Cybersecurity, National Conference of State Legislatures, 2016-present

Member/Subcommittee Co-Chair, Maryland Cybersecurity Council, 2015-present

Member, Maryland Council for New Americans, 2009-present

Member, Maryland Bioscience Caucus, 2008-present

Member, Maryland Bicycle and Pedestrian Caucus, 2003-present

Member, Asian Pacific American Bar Association of Greater Washington

Co-Founder, Asian Pacific American Institute for Congressional Studies, Washington, District of Columbia

Member, California State Bar Association

Former Member, Citizens Advisory Board, Western Montgomery County

Former Chair, Coalition of Asian-Pacific-American Democrats of Maryland

Co-Founder, Coalition of Asian-Pacific-American Democrats of Maryland

Member, Dialogue on Diversity

Member, District 16 Democratic Club

Member, District of Columbia Bar Association

Member, Hispanic Democratic Club of Montgomery County

Former Board Member, Jewish Foundation for Group Homes

Member, League of Korean Americans of Maryland

Member, Montgomery County African-American Democratic Club

Member, Montgomery County Democratic Central Committee

Member, National Asian Pacific American Bar Association

Member, Organization of Chinese Americans

Former Member, Progressive Maryland

Member, Washington Area Lawyers for the Arts

Member, Women's Suburban Democratic Club

Member, Safe Harbor Youth Victims of Human Trafficking Workgroup, Maryland, 2015-2019

Member, Task Force to Study Bicycle Safety on Maryland Highways, 2017-2018

Member, Task Force to Study Recording Deeds for Victims of Domestic Violence, Maryland, 2016-2017

Member, Land Use and Transportation Committee, Montgomery County Delegation, 2011-2015

Member, Task Force on Immigration, National Conference of State Legislatures, 2015

Co-Chair, Maryland Commission on Cybersecurity, Innovation and Excellence, 2012-2014

President, Women Legislators of Maryland, 2011-2012

Co-Chair, Task Force to Study Nanobiotechnology, 2010-2011

President-Elect, Women Legislators of Maryland, 2010-2011

Member, County Affairs Committee, Montgomery County Delegation, 2007-2010

First Vice-President, Women Legislators of Maryland, 2008-2010

Delegate, Democratic Party National Convention, 2000, 2004. 2008

Presidential Elector, Maryland, 2008

Secretary, Women Legislators of Maryland, 2006-2008

Chair, County Affairs Committee, Montgomery County Delegation, 2003-2007

Co-Chair, Task Force to Study Identity Theft, Maryland, 2005-2007

Member, Technology and Interstate Commerce Committee, National Conference of State Legislatures, 2005-2007

Member, Executive Board, Women Legislators of Maryland, 2004-2006

Member, Steering Committee, Bi-County Task Force on Gang Activity, 2004

Co-Chair, Multicultural Community Partnership, Montgomery County Chapter National Association for the Advancement of Colored People (NAACP), 1999-2002

Member, Board of Directors, Asian Pacific American Institute for Congressional Studies, Washington, District of Columbia, 1995-2001

Member, United States Patent and Trademark Public Advisory Committee, United States Department of Commerce, 2000-2001

President, Asian Pacific American Bar Association of Greater Washington, 1985

Awards:

Public Service Award, 2003, and Community Service Award, League of Korean Americans

Community Service Award, Global Mission Church, 1999

Progressive Leader Award, Progressive Maryland, 2002

Merit Award, Mothers Against Drunk Driving, 2002

Appreciation Award, United States Secret Service, 2003

Maryland's Top 100 Women, Daily Record, 2006

Out for Justice Award, Equality Maryland, 2003

Leadership Recognition Award, Maryland Chapter, National Organization for Women, 2005

Governor's Citation for Noteworthy Community Service, 1999

Appreciation Award, Agis Center for Arts and Humanities, 2003

Senior Advocate Award, Korean-American Senior Citizens Association-Maryland, 2003

Community Service Award, Korean American Senior Citizens Association, 2000