Deion Sanders Has Options For Colorado's Next Defensive Line Coach

Following the departure of defensive line coach Domata Peko, Colorado Buffaloes coach Deion Sanders could go in numerous different directions.
Sep 12, 2025; Houston, Texas, USA; Colorado Buffaloes head coach Deion Sanders reacts during the second quarter against the Houston Cougars at TDECU Stadium.
Sep 12, 2025; Houston, Texas, USA; Colorado Buffaloes head coach Deion Sanders reacts during the second quarter against the Houston Cougars at TDECU Stadium. | Troy Taormina-Imagn Images

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Football's food chain is undefeated.

Defensive line coach Domata Peko left the Colorado Buffaloes on Monday, taking the same role with the Pittsburgh Steelers. The 15-year NFL vet oversaw an inept unit last fall, but was fresh off a positive offseason of transfer portal recruiting.

Colorado Buffaloes assistant defensive line coach Donato Peko before the game against the Iowa State Cyclones at Folsom Field
Oct 11, 2025; Boulder, Colorado, USA; Colorado Buffaloes assistant defensive line coach Donato Peko before the game against the Iowa State Cyclones at Folsom Field. | Ron Chenoy-Imagn Images

Peko's departure leaves coach Deion Sanders searching for his fourth defensive line coach in as many years at Colorado. Warren Sapp and George Helow remain pass rush coordinator and defensive ends coach, respectively, but it's hard to promote anyone after last year's results.

With spring practice just over one month away, Coach Prime may look elsewhere to fill the void. An arrangement of options waits at his disposal

He could try to maintain Peko's Polynesian pipeline, which started to trickle in recently. Linebacker Liona Lefau, defensive end Vili Taufatofua and offensive line recruit Josiah Manu, along with two of Peko's sons, Domata Jr. and Joseph, chose the Buffs this offseason.

Sanders' approach to hiring is often unpredictable, but countless options wait at his disposal. Will he find an old NFL friend, pick an up-and-coming college-style coach or something more?

Chidera Uzo-Diribe

Colorado Buffaloes defensive end Chidera Uzo-Diribe (9) before the start of the game against the Colorado State Rams at Sport
Sept 17, 2011; Denver, CO, USA; Colorado Buffaloes defensive end Chidera Uzo-Diribe (9) before the start of the game against the Colorado State Rams at Sports Authority Field. | Ron Chenoy-Imagn Images

Sanders hasn't been one to pursue Colorado grads for his staff, but Uzo-Diribe would make total sense regardless. He's been Georgia's outside linebackers coach since 2022 and has worked at SMU and TCU as defensive line coach.

Uzo-Diribe is littered throughout the Buffaloes' record books, finishing his career tied for sixth in sacks, tied for 17th in tackles for loss and second in forced fumbles. In 2013, he ranked second nationally in forced fumbles with five.

He was a graduate assistant in Boulder under coach Mike McIntyre for three seasons following his graduation before working as quality control and outside linebackers coach at Kansas. On Tuesday, the up-and-comer is set to interview for a spot on the Dallas Cowboys staff.

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Cedric Calhoun

A view of Temple Owls helmets before the game against the Oklahoma Sooners at Lincoln Financial Field.
Sep 13, 2025; Philadelphia, Pennsylvania, USA; A view of Temple Owls helmets before the game against the Oklahoma Sooners at Lincoln Financial Field. | Kyle Ross-Imagn Images

Calhoun would be a solid veteran option, having coached trenches for nearly 30 years. He worked alongside new Buffs linebackers coach Chris Marve at Vanderbilt, did great work at Rice and is one season into a stint directing Temple's defensive line.

Under Calhoun from 2018 to 2024, the Owls' line was a consistent presence near the top of the AAC in most categories. He guided defensive end Myles Adams and defensive tackle Elijah Garcia to the NFL. In his final season, the line's 17 sacks tied for 24th in the nation and were the Owls' third-most since 2000.

After getting his bearings with various FCS and HBCU programs, Calhoun interned with the San Diego Chargers and Philadelphia Eagles before coaching Florida International's defensive line for three seasons under coach Mario Cristobal. He then spent four years at Vandy, coaching its line from 2016-17.

Bill Kollar

Denver Broncos defensive line coach Bill Kollar before the game against the Oakland Raiders at Sports Authority Field.
Jan 1, 2017; Denver, CO, USA; Denver Broncos defensive line coach Bill Kollar before the game against the Oakland Raiders at Sports Authority Field. | Ron Chenoy-Imagn Images

If Sanders wants to rope someone out of retirement, Kollar might be the one to call. The 73-year-old spent 34 years in the NFL as one of its best defensive line coaches.

He coached the '90s with the Atlanta Falcons, working with Sanders during his early playing career. Kollar then had stops with the Rams, Bills and Texans before spending his latest eight seasons in the state of Colorado as the Denver Broncos' defensive line coach.

Kollar is a widely respected guru of defensive lines who visited a Buffs practice last offseason, so if they can get his interest, maybe he'll be back for one last ride.


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Harrison Simeon
HARRISON SIMEON

Harrison Simeon is a beat writer for Colorado Buffaloes On SI. Formerly, he wrote for Colorado Buffaloes Wire of the USA TODAY Sports network and has interned with the Daily Camera and Crescent City Sports. At the University of Colorado Boulder, he studies journalism and has passionately covered school athletics as President and Editor-In-Chief of its student sports media organization, Sko Buffs Sports. He is a native of New Orleans, Louisiana.