In June 1980, the Roughnecks sent Millinder and cash to the Fort Lauderdale Strikers in exchange for David Irving.

[3] That fall, he signed with the Los Angeles Lazers of the Major Indoor Soccer League.

[6] In 1976, Millinder played for the United States U-20 men's national soccer team during its unsuccessful qualification campaign for the 1977 FIFA World Youth Championship.

In 1978, Millinder became an assistant coach to both the men's and women's soccer teams at El Camino College.

In 1987, he was the interim head coach of the men's team as it won the California Junior College State Championship.

In May 1996, the University of Southern California hired Millinder as the head coach of the women's soccer team.