Check the Jenkins start-up script installed by the RPM. It is /etc/init.d/jenkins
### BEGIN INIT INFO
# Provides: jenkins
# Required-Start: $local_fs $remote_fs $network $time $named
# Should-Start: $time sendmail
# Required-Stop: $local_fs $remote_fs $network $time $named
# Should-Stop: $time sendmail
# Default-Start: 3 5
# Default-Stop: 0 1 2 6
# Short-Description: Jenkins continuous build server
# Description: Start the Jenkins continuous build server
### END INIT INFO
# Check for missing binaries (stale symlinks should not happen)
JENKINS_WAR="/usr/lib/jenkins/jenkins.war"