The Interskill course designers worked closely with the JES3 plus development team at Phoenix Software to provide detailed online, on-demand JES3 plus training for mainframe personnel.

San Jacinto College offered mainframe classes during the 1970s and 1980s when mainframe technology was widespread. However, the course was discontinued in the early 1990s.

San Jacinto College offered mainframe classes during the 1970s and 1980s when mainframe technology was widespread. However, the course was discontinued in the early 1990s.