Congratulations, Jason! 2 April 2021 Oporto Sports would like to congratulate Jason Euell on his appointment as first-team coach of Charlton Athletic Football Club.Jason has been working as Charlton’s U23s boss, a role he has combined with being England U20s assistant manager.Euell will join the backroom staff of new Addicks boss Nigel Adkins, working alongside Johnnie Jackson.