If you want to be an immigration services officer then start being proactive and stop expecting the world to spoon feed you information that you can easily find yourself. A simple Google search of “immigration services officer” shows that they’re part of USCIS, which itself is part of DHS, meaning that it’s a federal job that is applied-for through the USA Jobs website. Go there, put in “immigration services officer” in the search box and you get these results
Go and click the various openings and take a look at the education requirements.