about a third of the teams have someone with that title.
-7 of those teams made the playoffs
-3 others are new staffs...
Belichick doesn't have anyone with that designation so maybe not so surprising that JJ didn't lean that way.
NYJ Passing Game Coordinator/Defensive Backs – Dennard Wilson
ATL Secondary/Pass game coordinator – Joe Whitt Jr.
ATL Defensive line/Run game coordinator – Tosh Lupoi
CAR Defensive pass game coordinator/secondary – Jason Simmons
CAR Defensive run game coordinator – Al Holcomb
SF Passing game coordinator/defensive backs – Joe Woods
SF Run game specialist/outside linebackers – Johnny Holland
SEA Passing game coordinator – Andre Curtis
KC Run game coordinator/defensive line – Brendan Daly
BAL Assistant head coach/pass coordinator/wide receivers – David Culley
CLE Pass game coordinator/wide receivers – Chad O'Shea
CLE Run game coordinator/running backs – Stump Mitchell
PHI Passing Game Coordinator/Quarterbacks – Press Taylor
PHI Run game coordinator/offensive line – Jeff Stoutland
CHI Pass game coordinator – Dave Ragone
ARI Pass Game Coordinator/Quarterbacks – Tom Clements
SF Passing game coordinator – Mike LaFleur
SF Run game coordinator – Mike McDaniel
MIN Run game coordinator/offensive line – Rick Dennison
TB Assistant head coach/Run game coordinator – Harold Goodwin