Career highlights of Steelers coach Mike Tomlin

Steelers head coach Mike Tomlin has words for Line Judge Mike Spanier after a Dolphins third-quarter touchdown Sunday, Oct. 16, 2016 at Hard Rock Stadium in Miami Gardens, Fla.

Steelers head coach Mike Tomlin and his sons watch the Opening Day game between the Pittsburgh Pirates and the Colorado Rockies on April 7, 2011, at PNC Park.

U.S. President Barack Obama holds up a jersey as Pittsburgh Steelers as President Art Rooney II, Chairman Dan Rooney and Head Coach Mike Tomlin looks on at the South Portico of the White House on May 21, 2009 in Washington, D.C.

Steelers head coach Mike Tomlin during a game against the Ravens on Jan. 16, 2010, at Heinz Field.

Mike Tomlin at Super Bowl XLIII on Feb. 1, 2009, at Raymond James Stadium in Tampa, Fla.

Sean Winters and Susan Davis with Kiya and Mike Tomlin during the Every Child Challenge the Champions benefit held at the Pittsburgh Center for the Arts, Friday, October 2, 2009. Steelers head coach Mike Tomlin urges on his team against the Bills in the third quarter Sunday, Dec. 11, 2016 at New Era Field in Buffalo, N.Y.

Steelers head coach Mike Tomlin hugs safety Troy Polamalu after defeating Cleveland to end their season Sunday Dec. 30, 2012 at Heinz Field.

Head coach Mike Tomlin greets James Farrior (51) and the rest of the Steelers defense after Farrior returned an interception for a second quarter touchdown against the Bills at Heinz Field Saturday, August 29, 2009.

Ben Roethlisberger and Mike Tomlin at Super Bowl 43, February 1, 2009 in Raymond James Stadium.

Steelers head coach Mike Tomlin hugs Pirates manager Clint Hurdle outside the clubhouse during Tomlin’s annual visit to spring training Friday, March 17, 2017, at LECOM Park in Bradenton, Florida.

Pittsburgh Steelers head coach Mike Tomlin enters the team plane Monday January 31, 2011 before the teams flight to Dallas for the Super Bowl.

Actor Ving Rhames chats with Steelers head coach Mike Tomlin before practice at St. Vincent College Aug. 11, 2009.

Steelers head coach Mike Tomlin waves to the crowd during the Steelers victory parade Tuesday, Feb. 3, 2009.

The Steelers’ James Harrison messes with head coach Mike Tomlin as ESPN’s Chris Berman interviews him during media day at Cowboys Stadium on Feb. 1, 2011.

Steelers head coach Mike Tomlin looks to the sky as the Texans sack Ben Roethisberger in the fourth quarter Oct. 2, 2011, at Reliant Stadium in Houston.

Steelers head coach Mike Tomlin addresses members of the media in his weekly news conference at the Steelers’ South Side facility on Tuesday, Nov. 10, 2009.

Steelers head coach Mike Tomlin watches punter Daniel Sepulveda during morning practice on Aug. 1, 2009, at Saint Vincent College.

Steelers coach Mike Tomlin shakes hands as he enters St. Paul Cathedral for the funeral of legendary Steelers coach Chuck Noll in Oakland on Tuesday, June 17, 2014. Beyond Tomlin, Bishop of the Roman Catholic Diocese of Pittsburgh David Zubik greets funeral-goers at the door.

Steelers head coach Mike Tomlin reflects after a loss at Super Bowl XLV at Cowboys Stadium in Arlington, Texas.