Position Summary: US SIF’s Membership Manager is responsible for engaging with member prospects, recruiting new members and managing the relationships with our existing members. Additionally, the Membership Manager will play a role in executing member programs and events. This position reports to the Chief Operating Officer (COO) and will work closely with the Operations and Events Associate.    Responsibilities: The Membership Manager is responsible for duties which include, but are not limited to:   With the COO, define annual membership growth and retainment goals in alignment with organizational strategy.    Manage a pipeline of potential members and create an ongoing engagement plan to i