He has appeared in productions of Anna Bolena, Aida, Verdi Requiem, Parsifal, King Roger, Cavalleria rusticana, Pagliacci, Carmen, La bohème, The Love for Three Oranges, Simon Boccanegra, The Barber of Seville, La traviata,[3] Lakmé, The Merry Widow, Macbeth, The Mikado, The Pirates of Penzance, Der Rosenkavalier and Fidelio.

[4] Olds was also crowned the Winner of three sections at the 2019 Sydney Eisteddfod; Male Operatic Voices, Lieder (Open Age) and French and German art song.

[5] In 2015, Olds performed the role of Count Almaviva in Mozart's The Marriage of Figaro for Rockdale Opera[6] and was the Winner of the 34th National Liederfest,[7] which secured him a scholarship at the Franz Schubert-Institut in Austria where he worked closely with Elly Ameling, Helmut Deutsch, Andreas Schmidt, Robert Holl, Rudolf Jansen and Werner Güra.

[8] In 2013, Olds accepted a scholarship into the Artist Masters Programme at the Guildhall School of Music and Drama in London where he studied under Welsh Soprano Marilyn Rees.

[9] That same year, Olds toured the UK and France with Diva Opera again performing the role of The Officer in Rossini's The Barber of Seville[10] and was a finalist in the Australian Music Foundation Awards at Wigmore Hall.