He has scored projects including variety, single camera comedy, multi camera comedy, animation, one hour drama, game show, sketch comedy, award show, stand up, reality, hidden camera, documentary, commercials and virtual reality.

O'Connor is a graduate of The University of Notre Dame’s Music School as well as the Scoring for Motion Pictures and Television Program at USC.

[14] O'Connor was nominated for a Primetime Emmy Award as a composer for the comedy show Mad TV.

[15] O'Connor scored the animated feature film Bobbleheads: The Movie for Universal Pictures.

[citation needed] In 2020, he composed the company logo music for Academy Awards producer Rob Paine.