Unpaid Wages / Overtime in nonprofit - What Are My Options?

I publish illustrative scenarios prepared by my practice. All participants and conversations are fictional. The fictional posts are not posts by real users, accounts of client experiences, or reports of actual results.
Illustrative scenario prepared by my practice.
For informational purposes only. This is not legal advice. Laws vary by jurisdiction. Consult a qualified attorney for advice specific to your situation.
Hypothetical question

Quick background on my situation — any input appreciated.

pay cut without notice. I've been dealing with this for about 5 months now and the situation isn't improving.

I have worked at this company for 6 years. My position is non-exempt and I do have a written employment agreement beyond the standard offer letter.

Am I overthinking this or is this a real legal issue worth pursuing?