Maged received his ophthalmology training at The Royal Victorian Eye and Ear Hospital. He underwent an advanced training year as a senior registrar and post training fellowship at the same hospital, in the field of general ophthalmology with special interests in cataract and oculoplastic surgeries. Maged spent many years working as a consultant and teaching surgery to ophthalmic registrars and senior registrars at this hospital.

He has been an examiner with the Royal Australian and New Zealand College of Ophthalmologists (RANZCO) since 2001. In March 2012, he was the examiner in-charge of the final fellowship examination (RACE exam) for the Australian and New Zealand registrars, and overseas qualified ophthalmologists sitting their final fellowship examination.

In 2009 and 2010, through RANZCO and the Fred Hollows Foundation, he collaborated in preparing, conducting and assessing the first two specialist ophthalmology examinations in Cambodia. Maged has also been to Nepal performing cataract surgeries through The Fred Hollows Foundation.

For many years through The Victorian Medical Postgraduate Foundation, he was running the ophthalmology lectures and workshops for overseas medical graduates who were preparing for the Australian Medical Examination. Maged has published in peer review ophthalmology journals in cataract and oculoplastic surgeries.

Maged also practices at Ringwood Eye Specialists and Hawthorn Eye Clinic. He operates at The Manningham Day Procedure Centre, Mitcham Private Hospital and Vermont Private Hospital. He performs Laser Assisted Cataract Surgery (LACS), phacoemulsification cataract surgery, pterygium surgery, oculoplastic surgeries (eyelid conditions including tumors and lacrimal system problems), glaucoma surgery including MIGS (minimal invasive glaucoma surgery) as well as refractive surgery. Maged also does Botox injections for blepharospasm and hemifacial spasm. Furthermore, he treats patients with retinal problems including age related macular degeneration (ARMD), central and branch retinal vein occlusion and diabetic retinopathy, including intra-vitreal injections.