First you need to get a list of Agent. Here you can use the Powershell to get the displayname. Now you have the list. You can create a very simpel bat file, one for stop service and one for start service.
Archive for SCOM – Tools
Some very nice tools from MS is to find on below site. Fx. Scheduler of mainternance.
Here I have list of the tools I have ran into over the time. I hope that some of them help you with some of challenges.
If you have some that not are listed. The please send me some info, then I like to add them.