NFL head-coaching carousel: Who's fired, who's hired, more

— -- Firing-and-hiring season in the NFL is in full swing.

The open jobs as of now: Arizona, Chicago, Detroit, Indianapolis, New York Giants and Oakland. More are expected to come open, however.

Here's how NFL execs rank the openings Insider, and? here are 21 coaching candidates to know, with help from our ESPN NFL Insiders.

NFL execs ranked the six current openings Insider?in terms of desirability.

Below is everything you need to know about the NFL coaching carousel:

Open jobs

Arizona Cardinals

Bruce Arians? announced his retirement?on?Monday. He wraps his career as the winningest coach in franchise history with a 50-32-1 record (including playoffs).

  • Weinfuss:? Arians handled first head-coaching job only way he knows how -- his way
  • Transcript: Arians gives tearful goodbye, says 'it's been a great ride'
  • Weinfuss:? Cardinals waste no time with coaching search
  • McManus: Cardinals request to interview John DeFilippo
  • Chicago Bears

    John Fox? has been fired?after the Bears' third consecutive last-place finish in the NFC North, the team announced on Monday. Team president Ted Phillips later announced that general manager Ryan Pace's contract was extended through the 2021 season.

  • Dickerson:? Fox's legacy in Chicago will be defined by a historic lack of production
  • McManus:? Bears request to interview John DeFilippo
  • Detroit Lions

  • Rothstein:? Matt Patricia, Mike Vrabel among candidates that make sense
  • Rothstein:? Raised expectations, familiar issues prompted Lions to fire Caldwell
  • Rothstein: Matthew Stafford, Marvin Jones would 'love' if Jim Bob Cooter is retained
  • Indianapolis Colts

    The Colts fired Chuck Pagano after the team's season-ending win over the Texans on Sunday. Pagano went 53-45 in six seasons in Indianapolis, missing the playoffs the last three years.

  • News: Irsay thinks Andrew Luck will be healthy for new Colts coach
  • Wells: Jim Irsay must let GM Chris Ballard lead coaching search
  • Wells: A look at potential replacements for Pagano
  • New York Giants

    The Giants hired Dave Gettleman as their new general manager after firing Ben McAdoo and general manager Jerry Reese in the middle of a 2-10 season. Eagles defensive coordinator Jim Schwartz is expected to be a favorite for the head-coaching job, sources told ESPN's Adam Schefter.

  • News: Giants to interview Patriots' OC Josh McDaniels, DC Matt Patricia
  • Raanan:? Gettleman's just getting started, will blow up Giants' roster
  • Raanan:? Coaching search expected to center around 'usual suspects'
  • Sando: Now what for the Giants? Potential replacements at head coach
  • Oakland Raiders

    Jack Del Rio was fired after the Raiders' season-ending loss to the Chargers, bringing an end to his three-year tenure after a disappointing 6-10 record this year. Jon Gruden is expected to become the next coach, a source told ESPN's Adam Schefter. ESPN reported Saturday that team owner Mark Davis was prepared to pursue Gruden with a strong offer that could include an ownership stake in the team.

  • Gutierrez:? Raiders don't fire Del Rio unless Davis believes Gruden is a go
  • Jobs expected to come open

    Cincinnati Bengals

    After 15 years in Cincinnati, Marvin Lewis plans to leave the Bengals after the season to pursue opportunities elsewhere, league sources told ESPN on Dec. 17. Lewis said on Monday that no decision has been made and there is no timetable.

  • Terrell: Lewis wants to keep coaching, vague on future plans
  • Terrell:? Timing is right for Lewis, Bengals to part ways
  • Jobs that could come open

    Cleveland Browns

  • McManamon:? Jackson apologizes for winning only one game over two seasons
  • McManamon:? Haslam sees Jackson going from 0-16 goat to future hero
  • Dallas Cowboys

  • Archer: Change likely coming to Cowboys coaching staff, but how much?
  • Archer: Cowboys know dangers of team making in-season coaching change
  • Houston Texans

    Bill O'Brien said Tuesday that he feels he will be back in 2018, adding that he's had "positive" and "productive talks" with owner Bob McNair about signing a contract extension during this offseason. League sources told Adam Schefter on Sunday that O'Brien is likely to be back next season. Meanwhile, GM Rick Smith is taking an extended leave of absence.

  • Barshop:? O'Brien's power could expand into more input in personnel
  • Barshop: Deshaun Watson 'would love' O'Brien back
  • Jobs that won't come open despite coaches on the hot seat

    Denver Broncos

    Vance Joseph will return for a second season in Denver, team president John Elway announced Monday. Joseph guided the Broncos to a 5-11 record and a last-place finish in the AFC West in his first season as an NFL head coach. The Broncos have never fired a coach who started and finished just one season with the team.

  • Legwold: Elway starts 2018 work by keeping Joseph
  • New York Jets

    Despite a 5-10 record, the Jets have signed coach Todd Bowles and general manager Mike Maccagnan? to contract extensions, the team announced.

  • Cimini:? New deal means Bowles can say goodbye to hot seat (kind of)
  • Robbins:? Jets players pleased with stability that Bowles' extension brings
  • Tampa Bay Buccaneers

  • News:? Koetter says he's grateful ownership retained him
  • Laine:? Bucs opt for stability with Koetter, but does he deserve it?
  • Laine: Koetter won't give up play-calling; no plans to change staff