[1] He was ambassador of Israel to the Netherlands (2019-2021),[2][3][4] Italy and San Marino (Feb 2012 – Aug 2016).

[2][6] As a minister-counselor for political affairs at the Embassy of Israel in Washington, D.C., he was the subject of FBI investigations into the Lawrence Franklin espionage scandal, which involved the leaking of classified information by an employee at the United States Department of Defense.

[7] According to Israeli journalist Shmuel Rosner, Gilon's return to the U.S. in late 2005 was an indication that "no serious allegations concerning Israel's involvement in the American Israel Public Affairs Committee (AIPAC) affair still exist.

"[8] In 2009, he served as the chief of staff to Minister of Foreign Affairs Avigdor Lieberman and as the deputy director general for Western Europe division at the Ministry of Foreign Affairs from 2009 to 2011[6] In 2021, it was announced that he would be the new ambassador of Israel to India.

[3][4] On October 27, he presented his credentials to President of India Ram Nath Kovind.