I was curious, so I compiled a list of current GMs in the NFL with their team's record/playoff performance
bold = SB winners
10+ years
- Jones (Cowboys) - 25 years, 214-186 (.535), 12 playoff appearances, 13 playoff wins, 3 SB appearances, 3 SB wins
- Brown (Bengals) - 23 years, 145-222-1 (.395), 5 playoff appearances
- Newsome (Ravens) - 19 years, 163-140-1 (.538), 9 playoff appearances, 14 playoff wins, 2 SB appearances, 2 SB wins
- Belichick (Patriots/Browns) - 18 years, 193-95 (.670), 12 playoff appearances, 19 playoff wins, 5 SB appearances, 3 SB wins
- Colbert (Steelers) - 14 years, 143-80-1 (.641), 8 playoff appearances, 12 playoff wins, 3 SB appearances, 2 SB wins
- Loomis (Saints) - 12 years, 108-84 (.563), 5 playoff appearances, 6 playoff wins, 1 SB appearance, 1 SB win
5-9 years
- Thompson (Packers) - 9 years, 86-57-1 (.601), 6 playoff appearances, 6 playoff wins, 1 SB appearance, 1 SB win
- Spielman (Vikings/Dolphins) - 9 years, 64-79-1 (.448), 3 playoff appearances, 1 playoff win
- Allen (Redskins/Bucs) - 9 years, 62-82 (.431), 3 playoff appearances
- Smith (Texans) - 8 years, 61-67 (.477), 2 playoff appearances, 2 playoff wins
- Reese (Giants) - 7 years, 65-47 (.580), 3 playoff appearances, 8 playoff wins, 2 SB appearances, 2 SB wins
- Dimitroff (Falcons) - 6 years, 60-36 (.625), 4 playoff appearances, 1 playoff win
- Mayhew (Lions) - 6 years, 29-67 (.302) (since people will probably bitch, 5 years, 29-51 (.363)), 1 playoff appearance
less than 5 years
- Schneider/Carroll (Seahawks) - 4 years, 38-26 (.594), 3 playoff appearances, 5 playoff wins, 1 SB appearance, 1 SB win
- Baalke (49ers) - 4 years, 42-21-1 (.664), 3 playoff appearances, 5 playoff wins, 1 SB appearance
- Webster (Titans/Seahawks) - 4 years, 25-39 (.391), 1 playoff appearance, 1 playoff win
- Roseman (Eagles including Reid years) - 4 years, 32-32 (.500), 2 playoff appearances
- Elway (Broncos) - 3 years, 34-14 (.708), 3 playoff appearances, 3 playoff wins, 1 SB appearance
- Grigson (Colts) - 2 years, 22-10 (.688), 2 playoff appearances, 1 playoff win
- Emery (Bears) - 2 years, 18-14 (.563)
- Snead/Fisher (Rams) - 2 years, 14-17-1 (.453)
- McKenzie (Raiders) - 2 years, 8-24 (.250)
- Gettleman (Panthers) - 1 year, 12-4 (.750), 1 playoff appearance
- Dorsey (Chiefs) - 1 year, 11-5 (.688), 1 playoff appearance
- Keim (Cardinals) - 1 year, 10-6 (.625)
- Telesco (Chargers) - 1 year, 9-7 (.563), 1 playoff appearance, 1 playoff win
- Idzik (Jets) - 1 year, 8-8 (.500)
- Whaley (Bills) - 1 year, 6-10 (.375)
- Lombardi (Browns) - 1 year, 4-12 (.250)
- Caldwell (Jaguars) - 1 year, 4-12 (.250)
new GMs
- Hickey (Dolphins) - N/A
- Licht (Bucs) - N/A
Source -
http://www.pro-football-reference.com/teams/rav/executives.htm (links like this for each team)