} Jim O'Neil (born October 26, 1978) is an

American football American football (referred to simply as football in the United States and Canada), also known as gridiron, is a team sport played by two teams of eleven players on a rectangular field with goalposts at each end. The offense, the team with ...

coach who most recently was the defensive coordinator at

Northwestern University Northwestern University is a private research university in Evanston, Illinois. Founded in 1851, Northwestern is the oldest chartered university in Illinois and is ranked among the most prestigious academic institutions in the world. Charte ...

. He has previously been a coach in the NFL for the

New York Jets The New York Jets are a professional American football team based in the New York metropolitan area. The Jets compete in the National Football League (NFL) as a member club of the league's American Football Conference (AFC) East division. The J ...

Buffalo Bills The Buffalo Bills are a professional American football team based in the Buffalo metropolitan area. The Bills compete in the National Football League (NFL) as a member club of the league's American Football Conference (AFC) East division. ...

Cleveland Browns The Cleveland Browns are a professional American football team based in Cleveland. Named after original coach and co-founder Paul Brown, they compete in the National Football League (NFL) as a member club of the American Football Conference ( ...

, the

San Francisco 49ers The San Francisco 49ers (also written as the San Francisco Forty-Niners) are a professional American football team based in the San Francisco Bay Area. The 49ers compete in the National Football League (NFL) as a member of the league's National ...

and

Las Vegas Raiders The Las Vegas Raiders are a professional American football team based in the Las Vegas metropolitan area. The Raiders compete in the National Football League (NFL) as a member club of the league's American Football Conference (AFC) West divis ...

. He was a coach for numerous

college football College football (french: Football universitaire) refers to gridiron football played by teams of student athletes. It was through college football play that American football rules first gained popularity in the United States. Unlike most ...

teams before that.

Coaching career

College

From 2006-2008, he was at Eastern Michigan as the recruiting coordinator and safeties coach. He was the defensive coordinator at Towson in 2005, a graduate assistant/defensive back coach at Northwestern from 2003–04, assistant offensive line coach at Pennsylvania in 2002 and an assistant offensive line/tight ends coach at SUNY Albany in 2001.

New York Jets

O'Neil entered the NFL joining the

as a defensive quality control & defensive backs coach in 2009. He was moved to assistant defensive backs coach in 2010 and remained in that position through the 2012 season.

Buffalo Bills

O’Neil spent the 2013 season as the linebackers coach for the

Cleveland Browns

After the 2013 season, O'Neil was hired as the defensive coordinator of the

in 2014, but was relieved of his duties after the 2015 season due to a coaching overhaul after head coach

Mike Pettine Michael Mark Pettine (born September 25, 1966) is an American football coach who currently is an assistant head coach for the Minnesota Vikings of the National Football League. He was the head coach of the Cleveland Browns from 2014 to 2015, an ...

was fired.

San Francisco 49ers

O'Neil was hired by

Chip Kelly Charles Edward Kelly (born November 25, 1963) is an American football coach who is the head coach of the UCLA Bruins. He came to prominence as the head coach of the Oregon Ducks from 2009 to 2012, whom he led to four consecutive BCS bowl ga ...

on January 26, 2016 to become the

defensive coordinator A defensive coordinator is a coach responsible for a gridiron football (American football) team's defense. Generally, the defensive coordinator, the offensive coordinator and the special teams coordinator represent the second level of a team's c ...

of the

References

External links

New York Jets bioBuffalo Bills bio
Towson Tigers football players New York Jets coaches Buffalo Bills coaches Cleveland Browns coaches San Francisco 49ers coaches National Football League defensive coordinators Living people 1978 births Las Vegas Raiders coaches Oakland Raiders coaches Albany Great Danes football coaches Penn Quakers football coaches Northwestern Wildcats football coaches Eastern Michigan Eagles football coaches {{Amfoot-coach-stub