Van Reisen is Research Leader of the Globalization, Accessibility, Innovation and Care (GAIC) network and Project Director for the Digital Innovation and Skills Hub (DISH), part of the Africa University Network on FAIR Open Science (AUN).

Van Reisen is the Director of the organisation Research Advisors & Experts Europe (RAEE) in Brussels. Van Reisen is the Principle Investigator of VODAN Africa. She is a Member of the Supervisory Board of PharmAccess.
Van Reisen was a member of the Dutch Advisory Council on International Affairs (AIV) and Chair of the Development Assistance Committee (COS) from 2013 to 2020. She was a member of the Board of Philips Foundation and the SNV Netherlands Development Organisation until 2020.