Shirli has been the Resolution Facilitator for Resolution Pathways since 2014. She is the principal of Resolve Advisors, founded in 1996, to provide dispute resolution services nationally and internationally. Shirli is an accredited mediator and a member of advanced panels of mediators in Australia. She is a visiting fellow at the Law School of UNSW and a sessional Registrar of the Federal Circuits Court. Shirli holds the position of wholesale energy market dispute resolution Adviser and was a member of NADRAC, an advisory committee to the Federal Attorney General on dispute resolution.

Shirli is also the Co-Founder of Elker, an anonymous reporting platform.