It’s not just candidates hurting from security clearance delays. Companies are also feeling the crunch as they work to keep candidates engaged during the months-long wait. About 165 people who have received conditional offers to work at Electric Boat have not been able to start work due to a backlog in federal background check investigations.
https://news.clearancejobs.com/2016/11/08/security-clearance-delays-real-business-impact/