Bala is a Professor of Intensive Care Medicine at the University of Queensland, Director of Intensive Care Medicine at the Wesley Hospital and a Professorial Fellow at the George Institute for Global Health.
He is also the ex-President for the College of Intensive Care Medicine. He is the Principal Investigator of the NHMRC funded multi-center international ADRENAL trial and his research interests include glucocorticoid physiology in critical illness including the development of the idea of the "sick euadrenal state", sepsis and vitamin D in critical illness. He also pioneered the development of a continuous blood gas monitoring system. He supervises three PhD students and has been the recipient of several grants from foundations and industry.