root@gateway:~# adduser rundeck sudo
Adding user `rundeck' to group `sudo' ...
Adding user rundeck to group sudo
Done.
root@gateway:~# id rundeck
uid=126(rundeck) gid=136(rundeck) groups=136(rundeck),27(sudo)
root@gateway:~# visudo
#Adding so rundeck user does NOT require a password to execute a sudo command
rundeck ALL=(ALL) NOPASSWD:ALL