I cannot tell you how people I've seen who have had a profound impact - with followers throughout the company - who were not in a direct leadership role.
If there was ever a subject that couldn't be impacted in a week, it is ERP. With that said, I take that as a challenge and have come up with action items.
Most likely you are doing a task because you want to serve a customer as almost everything we do at work can be traced back to serving customers; no matter the task.
Are you creative and cooperative? It might come in quite handy when trying to solve a "work problem" you've had for quite a while (or even think of an innovative new approach) if you emptied your mind to see what new ideas came to you.