In 2009, Williams was a graduate assistant at Northern Arizona University. After his playing career ended, Williams became a college football coach, beginning as cornerbacks coach at Montana from 2010 to 2014. From 2015 to 2017, Williams was cornerbacks coach at Idaho. Then from 2018 to 2021, Williams was cornerbacks coach at San Jose State. From 2022 to 2023 he was the defensive coordinator at Montana Tech.[2]