Nirennold began his career with
Rennes, before moving to the United States. He studied Business at
Erskine College, playing football for the college's team, the Erskine Flying Fleet. He transferred to
Nova Southeastern University and played for the Nova Southeastern Sharks. He played for
FC Miami City in the
Premier Development League in the
2015 PDL season. Nirennold signed a two-year contract with
EFL League One club
Fleetwood Town following a successful trial spell in August 2015. He made his debut in
the Football League on 5 September, helping the "Cod Army" to secure a 1–1 draw with
Rochdale at
Highbury Stadium. He scored his first goal for Fleetwood in a 1–1 draw with
Northampton Town on 6 August 2016. On 2 February 2018, he joined
Guiseley on loan until the end of the season. On 3 August 2018, Nirennold signed for
FK Senica in the
Slovak Super Liga. In February 2019, he moved to
SHB Đà Nẵng. On 25 January 2022, Nirennold signed with
Scottish Premiership club
Motherwell until the end of the season. On 20 May 2022, Motherwell announced that Nirennold would leave the club upon the expiry of his contract on 31 May 2022. On 4 February 2023, Nirennold signed for
National League North club
Gloucester City, the funding for the move being supported by a recent crowdfunding campaign. In June 2023, he joined
Southern Football League Premier Division Central club
Nuneaton Borough. In December 2024, Nirennold joined
Barwell following a spell with
Basford United. ==Style of play==