The deal carries an annual value of $675,000 in the NHL and $125,000 in the AHL in year one and $725,000 in the NHL and $170,000 in the AHL in year two.
The 24-year-old set career highs this past season by appearing in 58 games and recording 108 penalty minutes, while scoring one goal and earning nine assists for the Belleville Senators. Sieloff was was named the team’s defenceman of the year for 2017-18.
A native of Superior, Mich., Sieloff has appeared in 212 career AHL contests, recording seven goals and 38 points along with 333 penalty minutes.
Originally drafted by the Flames with their second-round pick (42nd overall) at the 2012 NHL Draft, Sieloff was acquired by Ottawa in exchange for forward Alex Chiasson on June 27, 2016.