Belichick might also face the loss of linebackers coach Jerod Mayo, who will explore opportunities to become a head coach or defensive coordinator elsewhere, according to a source.

Source: https://www.bostonherald.com/2023/01/09/bill-belichick-plan-to-return-as-the-patriots-head-coach-for-2023-season/

FOXBORO, Mass. — Jerod Mayo almost certainly will be an NFL head coach at some point, be it for the Patriots or another franchise.

Source: https://nesn.com/2023/04/jerod-mayo-hopes-patriots-donta-hightower-coaches-under-him-some-day/

Mac Jones, Jerod Mayo and Deion Branch are the only other New England players to do so on either side of the ball.

Source: https://nesn.com/2023/09/patriots-star-makes-lofty-christian-gonzalez-prediction-after-rookie-honor/