Dr. Metsch is: Clinical Professor, Environmental Medicine and Public Health, Icahn School of Medicine at Mount Sinai; Faculty Affiliate (formerly Adjunct Professor, Management), Zicklin School of Business, Baruch College, C.U.N.Y.; and Adjunct Professor, Rutgers School of Public Affairs and Administration, and Rutgers School of Public Health. Jonathan is Interim Chairman of the Institutional Review Board (IRB) at Stevens Institute of Technology, a Commissioner of the Hoboken Historical Preservation Commission, and a board member of the Hoboken Shelter..
Jonathan served as a Board member of Jewish Family Service of MetroWest and as a Leadership Newark Coach. He was the Founder of Hudson Cradle and served on the Board of the Hudson County Child Abuse Prevention Center, and the Steering Committee of MetroWest CARES.
From September, 2009 to November, 2011 Jonathan was a Commissioner of the Hoboken Municipal Hospital Authority, and part of the team that “privatized” this City-owned hospital. He was also the organizer and co-chairman of the Hoboken H1N1 Swine Flu Task Force.
Metsch has been a UJA-Federation of New York MAP consultant, previously serving: on the Board of Hillel at Baruch College; as a member of the Jewish Community Centers review team; on the Board of Associated Camps; and as a member of the Food Sustainability portfolio review group.
While serving as President and CEO of LibertyHealth/ Jersey City Medical Center (and Associate Dean for Jersey City Medical Center, Mount Sinai School of Medicine) from 1989-2006, Jersey City Medical Center: was designated as a Regional Perinatal Center, Level II Trauma Center, Teaching Hospital Cancer Program, a Children's Hospital, and a Medical Coordination Center (for statewide disaster preparedness); started cardiac surgery/ interventional cardiology; and became a major teaching affiliate of Mount Sinai School of Medicine. A total replacement hospital was opened on a new site in 2004.