season with 133 combined tackles (103 solo), six pass deflections, three interceptions, and a sack in 14 games and 14 starts. Pro Football Focus gave Posluszny an overall grade of 44.6 in 2015. 2016 On January 5, 2016, defensive coordinator Bob Babich was fired after the Jaguars defense finished 31st in points allowed per game and 24th the previous season. On January 22, 2016, the Jaguars' announced that defensive line coach Todd Wash would be promoted to defensive coordinator. During organized team activities and the start of training camp, Posluszny competed for the job as the starting middle linebacker against rookie Myles Jack. Head coach Gus Bradley named Posluszny the starting middle linebacker along with starting outside linebackers Dan Skuta and Telvin Smith to begin the regular season. On September 25, 2016, Posluszny recorded a season-high 12 combined tackles, deflected a pass, and intercepted a pass attempt by quarterback Joe Flacco in the Jaguars' 19–17 loss to the Baltimore Ravens. The following game, he made seven combined tackles and 1.5 sacks on Andrew Luck during a 30–27 victory against the Indianapolis Colts at Wembley Stadium. In Week 6, he tied his season-high of 10 solo tackles as the Jaguars earned a 17–16 victory at the Chicago Bears. On December 18, 2016, the Jaguars fired head coach Gus Bradley after they lost at the Houston Texans and had a 2–12 record. Assistant head coach/offensive line coach Doug Marrone was promoted to interim head coach for the remainder of the season. Posluszny finished the season with 133 combined tackles (97 solo), a career-high 14 quarterback hurries, three pass deflections, 1.5 sacks, and an interception in 16 games and 16 starts. He also received an overall grade of 88.4 from Pro Football Focus and a pass coverage grade of 88.0. It was his highest overall grade in his 10-year career and ranked fourth among all linebackers in 2016. 2017 On January 9, 2017, the Jaguars chose interim head coach Doug Marrone to be the full-time head coach entering the 2017 season. Marrone retained Todd Wash as the Jaguars defensive coordinator and hired Perry Fewell as defensive backs coach who was Posluszny's former defensive coordinator with the Buffalo Bills. On April 18, 2017, it was announced by the Jaguars' coaching staff that Myles Jack would enter organized team activities as the starting middle linebacker and Paul Posluszny would take over the starting strongside linebacker