When you determine the business strategy, you’re doing business analysis.
When you identify key performance measures, you’re doing business analysis.
When you assess costs and benefits for that new idea, you’re doing business analysis.
And yes, when you’re structuring how the department will operate, that’s business analysis too.
For a long time, during the days when business and IT systems analysis were the same things, business analysis was reserved for executives and management consultants with a budget.
And now it’s for you.