He served in a variety of top positions within the United Nations' Administration of the Trust Territory of the Pacific Islands before the FSM achieved its independence.

[2] Ismael became the third Vice President of the Federated States of Micronesia (FSM) in May 1987, a position he held until 1991.

[2] He returned to his home state of Kosrae after leaving office, where he intended to retire from politics.

[2] He was survived by his wife, Mitchigo Skilling, as well as their children: Greeno, Grant, Loto, Paul, Kenye and Ruth.

[2] The Micronesian Government released a statement honoring Ismael following his August 1, 2008, memorial service praising him for his service to the country: "Ismael's leadership, commitment and guidance during the nation's early efforts toward self-government earned him the respect of his colleagues and the people of the Federated States of Micronesia.