Dr Malouf completed extensive post-fellowship Colorectal surgical training across the UK including a colorectal surgical fellowship at St Mark's Hospital, London. He has published journal articles on pelvic floor and continence disorders, rectal prolapse, and colorectal malignancy.

Dr Malouf is proficient in da Vinci robotic surgery and has an interest in minimally invasive colorectal cancer and diverticular surgery. His other areas of interest include upper and lower therapeutic endoscopy, anorectal disorders including haemorrhoids, fistulas, fissures, faecal incontinence, inflammatory bowel disease, and minimally invasive hernia and gallbladder surgery.

Dr Malouf consults and operates at Wollongong Private Hospital.