has parlayed his XFL succe s into an NFL opportunity. Walker, a former member of the New York Guardians who led the XFL with 4.5 sacks, has with the , as reported by Joe Rutter of the Pittsburgh Tribune-Review. Walker is one of four former XFL players the Steelers have signed this week. On Wednesday, former Defenders safety Tyree Kinnel and former New York Guardians offensive tackle Jarron Jones, according to ESPN's Brooke Pryor. On Thursday, former Dallas Renegades outside linebacker Christian Kuntz, according to The Athletic's Mark Kaboly. Along with his sack total, Walker, a defensive lineman, also tallied 19 tackles, five tackles for lo s, and nine quarterback hits during his time with the Guardians. Walker's succe s this winter led to his inclusion in the . Drew Robinson Jersey Walker, who checks in at 6-foot-2 and 284 pounds, played collegiately at Maryland, recording 89 tackles, 15 tackles for lo s, 4.5 sacks and one forced fumble during his years with the Terrapins. The Steelers are looking to add depth to a defensive line that lost former starting DT last week. The team's third-round pick in the 2016 draft, Hargrave signed a three-year, $39 million deal with the shortly after the start of the league's new year. Shortly after losing Hargrave, Pittsburgh sent a 2021 fifth-round pick to the defensive tackle and a 2021 seventh-round pick.Kinnel was a teammate of Steelers inside linebacker Devin Bush at Michigan, recording 138 tackles during his final two seasons with the Wolverines. Kinnel, who tallied 17 tackles during the XFL's shortened season, failed to make the Bengals' 53-man roster last summer after signing with the team as an unrestricted free agent.Jones, a 6-foo-6, 320-pound offensive tackle out of Notre Dame, has previously spent time with the Bills, Cowboys, Giants and Seahawks. Kuntz, a local product who played college football at Duquesne, was a long snapper for the Renegades this past winter. He switched from linebacker to long snapper after he was released by the Patriots during his rookie training camp. Kuntz spent time with the Steelers last preseason (he long-snapped during the team's preseason finale against the Panthers) but failed to make the 53-man roster. Pittsburgh made several reported transactions during the first week of free agency. They inked former Pro Bowl tight end to a two-year, $12 million contract. Pittsburgh also signed former Eagles/Chiefs offensive lineman , a starter on Kansas City's 2019championship team,shortly after the start of free agency. The Steelers then sent a 2021 fifth-round pick to the defensive tackle and a 2021 seventh-round pick. Pittsburgh has also signed veteran fullback-- the younger brother of T.J. Watt -- two a two-year contract.The Steelers were able to make these moves after QB, kicker, cornerbacksand, and tight endcleared about $35 million in cap space after they restructured their contracts just before the start of the new league year. Edmundo Sosa Jersey