Chemistry careers - A day in the work life of a chemist

Basic Applied Science
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1 Video View·May 19, 2025
Young chemists work hard in the laboratory, their eyes focused under the fluorescent lights. They carefully prepare their experiments, record their results, and manipulate test tubes and modern machines. Their passion and desire to explore permeate the space filled with the characteristic chemical smell.
Hello my name is Hilary. I'm a process development chemist at Glycosyn which is a part of Callaghan
Innovation. At Glycosyn we get contract work from pharmaceutical companies to make new drugs for
clinical trials. This involves working with a variety of different people including small scale
research scientists from universities. What I do as a process development chemist is work on the
scale up part of that process. So this is learning how to make a molecule on a small scale such as
milligrams in a lab setting and then scaling that process up to make it on larger and larger
quantities eventually up to a kilogram sort of scale in the pilot plant.
Some of the challenges involved in scale up chemistry relate to the fact that as you scale
things up processes such as mixing and heating change at a larger scale. You can think of this
like when you're baking a cake. When you double the size of the mixture then you have to mix it
even better to make sure that all the ingredients are combined appropriately and you don't simply
double the time that you heat it for because it also depends on how good your oven is and the size
of the cake tins that you're using. I've always been interested in chemistry and science and how
things work and so I decided that that was what I wanted to do as a career after studying a bachelor's
degree in chemistry and maths. It was the chemistry that really appealed to me because of the real life
applications and the potential to really help people and make a difference in the world.
I got my first chemistry job after I did my honours. I decided that I needed a break
from study and wanted to get some more real lab experience and real life experience. I worked as
an analytical chemistry technician for a year which I really enjoyed and in that time I learned
lots of new skills. When I was studying my PhD my research was about making drugs for tuberculosis
in green and more environmentally friendly ways. One of the cool things that I discovered while
doing this was in the process of making a whole library series of molecules. I discovered some
that were really good at killing the bacteria that causes tuberculosis so this was a really
exciting finding. Some of the coolest things about being a chemist for me is that I get to spend a
lot of time doing things with my hands and working in the lab doing purifications and reactions.
I also find the problem solving aspect of the job really satisfying. You don't always get
successful experiments so to be able to be a great scientist you need to have perseverance
and persistence to continue on with a project that may be quite challenging.
