Isaac began working at Lewis&McConnell in 2017 while still studying at university. He graduated from the University of Melbourne in 2018 with a Doctor of Optometry degree, and then completed further postgraduate study in Primary Care Ophthalmology at the University of Edinburgh. Most of his time as an optometrist has been in regional Victoria, in both Gippsland and Echuca. He returned to Melbourne in 2024 and rejoined the Lewis&McConnell team. Isaac is a therapeutically endorsed optometrist and can diagnose, treat and manage eye conditions. Isaac also works with Optometry Australia and is the State Lead for Victoria. Outside of optometry he is a volunteer firefighter, enjoys running, reading, and attempting DIY jobs around the home.