The Steelers plan to use Cam Thomas at five-technique defensive end.
Steelers signed NT Cam Thomas, formerly of the Chargers, to a two-year, $4 million contract.
The Steelers will host free agent NT Cam Thomas on Friday.
Chargers NT Cam Thomas has lost his starting job to Sean Lissemore.
The Chargers have "penciled in" Cam Thomas as the team's starting nose tackle.
Chargers NT Cam Thomas' 2013 base salary increased from $575,000 to $1.323 million after he hit escalators in his rookie deal.
Rookie DT Cam Thomas notched his first career sack in Week 11 against Denver.
Chargers signed fifth-round DT Cam Thomas to a four-year, $1.981 million contract.
Chargers fifth-round NT Cam Thomas is expected to play in a rotation with Antonio Garay and Ogemdi Nwagbuo this year.
Chargers selected North Carolina NT Cam Thomas with the No. 146 overall pick in the 2010 NFL Draft.