Coaching Staff


Meet Our Jefferson High School Softball Coaching Staff

Rob Giesen - Varsity Head Coach

Rob is a native of New Prague where he was a 3-sport athlete.  He captained both the basketball and baseball teams and was an all-conference pitcher and catcher.  Rob played college baseball at the University of St. Thomas competing as an outfielder and relief pitcher.  

After college, he began his coaching career as a men’s amateur baseball coach and girl’s basketball coach.  He served as the varsity head basketball coach at St. Louis Park High School for six years.  Rob has coached softball for the BFA and is currently a head coach with the Clutch Hitters club softball program.  

After graduating with a degree in business administration, Rob has spent his entire career in management and is currently the Vice President of Operations for Encompass, an engineering firm in Minnetonka.  Rob, his wife Renee, and daughter Lauren have lived in Bloomington for the past 12 years.


Rob Giesen is pleased to announce the following members of the Jags 2021 coaching staff:

Jim Hanson Sr. - Varsity Assistant Coach

  • 5 years Coaching at Jefferson
  • 5 years Coaching at Kennedy
  • Club Softball Coach

John Barta - Varsity Assistant Coach

  • 5 years Coaching at Jefferson
  • Club Softball Coach
  • 17 years as Coach and Board member of Lakeville South Girls Basketball program

Kate Deming - JV Head Coach

  • 1 year coaching at Jefferson
  • All-Midwest and All-MIAC Player at St. Ben’s
  • Former Jaguar, 2-time All-Conference Outfielder
  • Club Softball Coach

TBD - JV Assistant Coach

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Beth Kiene - B Squad Head Coach

  • 16 years Coaching at Jefferson
  • 3 years coaching in Oregon, 5 years in Wisconsin, including 1986 & 1987 State Championships
  • Assistant Coach at St. Kate's - 1 year

Sam Zimmerman - 9th Grade Head Coach

  • 1 Year Assistant Coach at Winona High School (JV)
  • Former Centennial High School Player
  • Former Minnesota Force Club Softball Player

Sara Deming - 9th Grade Assistant Coach

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