Assign specific role to a new security group

Issue/Task: Assign send-as permission to a set of junior admins

Follow the 4 steps below to set this up:
step 1: Create security group in AD
 
Step 2:Create New mgmt role
 
New-ManagementRole "Assign-SendAs" -Parent "Active Directory Permissions"
Note:you can remove the roles you don't want by using this command: remove-managementroleentry
 
step 3: create new role group
New-RoleGroup -Name 'Exch-Assign-SendAs'
 
step 4: Assign management role created in step 2 to the management role group created in step 3
 
Note: make sure to add the admins to the security group created in step 1 and test