“Is a BA in Philosophy really that unmarketable even if I have work experience?”
I know several recent grads with philosophy majors who are doing very well.
https://www.theatlantic.com/notes/2015/09/philosophy-majors-out-earn-other-humanities/403555/
https://www.forbes.com/sites/georgeanders/2015/07/29/liberal-arts-degree-tech/#e23a44b745d2
https://www.cnbc.com/2017/04/21/these-college-majors-are-the-most-robot-resistant.html