Rob Machan took over the head coaching reigns of the Pioneers women's volleyball program in 2007 and has molded the team into a Northeast Conference powerhouse.
- In his first five seasons at Sacred Heart the Pioneers made the playoffs every season, improved their record every year, and eventually captured their first-ever Northeast Conference Regular Season and Tournament Championships in 2010 earning a bid to the NCAA Tournament where the Pioneers faced No. 3 Nebraska in the first round
- SHU made more history in 2010, setting the program record with 29 victories and posting a perfect 16-0 at home
- Named the NEC Coach of the Year in 2009 and 2010
- SHU competed for the second consecutive season in the NCAA Tournament, after once again clinching the NEC crown in 2011, taking No. 11 Stamford to four sets earned the Northeast Conference's first ever set win against a ranked opponent in the NCAA Tournament
- During his tenure at Sacred Heart, Machan's athletes have claimed one NEC Player of the Year award, two NEC Setter of the Year awards, two NEC Rookie of the Year awards and one NEC Libero of the Year award. He has coached eight players to All-NEC first team honors and 11 to All-NEC second team recognition
- Machan joined the Sacred Heart athletic department after two years as an assistant coach in at Azusa Pacific University in Azusa, California. As a member of head coach Chris Keife's staff, Machan helped guide the Cougar program back to the NAIA Tournament in 2005 for the first time since 2000. He helped the Cougars match that feat again in 2006, the first time in school history they received back-to-back bids to the tournament
- Prior to his stint at Azusa Pacific, Machan spent the previous four seasons (five overall) as a full-time assistant coach at the University of Southern California. While working with the Trojans his primary responsibilities with the team included coaching and training blocking systems, coordinating the defense and serving strategy, and assisting in recruiting. He also handled the program's alumni and community relations, as well as its gift and fundraising efforts. During that time, Machan helped lead the Trojans to consecutive national titles in 2002 and 2003, three Pac-10 championships, and a perfect 35-0 record in 2003, which included a NCAA record 47-straight victories.
- With more than 27 years of experience as a girls' volleyball coach, Machan founded the Long Beach Volleyball Club in 1986 and Power/Asics Nova Volleyball Club in 1995. He coached Long Beach Club for six seasons, worked with the Magnum Volleyball Club for two years and then spent the past five years with Power/Asics Nova. Starting in 1991, his club teams earned medals in the Junior Olympic National Open Tournament nine times, including three gold
- As the La Habra (Calif.) High varsity girls' coach from 1994 to 1995, he led the team to consecutive league titles and two CIF quarterfinal appearances