The 38-year-old’s role will see him assist development squad manager Richard Beale’s side in the new- look under-21 Professional Development League as part of the recently-implemented Elite Player Performance Plan, while also supporting Clark with first-team coaching duties.
As a player, Watson came through the ranks at Newcastle United with Clark while they also played in the same England Under-21 side together.
North Shields-born Watson, an experienced Premier League defender/midfielder who was also capped at England B level, began his coaching career under Clark’s management team at Huddersfield Town where he held the role of development coach.