What should you expect as a Nevada Parole and Probation Officer. A parole and probation officer's role in law enforcement is multi-faceted and very unique.It requires wearing many hats and it requires exceptional maturity and personal strength. Not everyone is cut out to be a DPS Parole and Probation officer, not can everyone meet the daily challenges.hat should you expect as a Nevada Parole and Probation Officer. A parole and probation officer's role in law enforcement is multi-faceted and very unique.