Holzinger has been on the job since 1990. His primary assignment is the patrol division where he has served as a Field Training Officer. He began his SWAT duties in 2000. Since then he has served as an entry operator, ballistic shield operator and sniper. He is currently the Sniper Team Leader with the South Suburban Emergency Response Team (SSERT) a multi – jurisdictional SWAT that covers over 30 suburban towns on the south side of Chicago, Illinois. Holzinger is a firearms instructor, Taser instructor and armor for his department. He is certified as a Master Firearms Instructor through the University of Illinois, Police Training Institute. He has attended numerous firearms instructor courses to include: pistol, shotgun, semi auto rifle, SMG, police sniper instructor as well as various NRA Instructor courses.
