Maybe it’s ultimately a subjective thing. If one feels underpaid, they are underpaid. Then it’s a matter if there’s an employer that agrees, and it just takes one.
I’d just note that the service academies crowd the rankings for highest paid graduates at early/mid career https://www.payscale.com/college-salary-report/bachelors#ful...
Anecdotally, I had a reservist friend with a Harvard MBA who realized he could pull down more money as an activated reservist in Bahrain than his role at BlackRock.
Your mileage may vary…