Undrafted rookie free-agent DT Trevon Mason (Arizona), CB Carlins Platel (South Carolina) and PK Nick Sciba (Wake Forest) signed undisclosed contracts with the Pittsburgh Steelers on Monday, May 16. The Steelers also waived WR Rico Bussey Jr., PK Sam Sloman, waived DB Bryce Watts (undisclosed) with an injury designation and released LB John Simon.
Steelers.com