Using Powershell To Add SQL Agent Job Steps

Rob Sewell gives a detailed walkthrough of a small Powershell script which adds a job step to every SQL Server Agent job:

This code was run on PowerShell version 5 and will not run on PowerShell version 3 or earlier as it uses the where method
I put all of our jobs that I required on the estate into a variable called $Jobs. (You will need to fill the $Servers variable with the names of your instances, maybe from a database or CMS or a text file

Click through for the script and line-by-line explanation.