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Front Line Portrait in Summit, NJ)


CSL Seqirus is different - and we are a company with a long history.

On the Front Line

A clear vision for fighting disease in the 21st century, driven by more than 100 years of experience in combatting influenza and other serious diseases. CSL Seqirus is empowered by the global strength of our parent company, CSL Limited. When you join CSL Seqirus, you join a team dedicated to protecting people and communities from the influenza. It's a feeling of purpose and possibility that inspires us every day.

Diversity and Inclusion

Diversity and Inclusion

Fighting the battle against influenza each season while preparing for the possibility of a pandemic requires a diverse approach to problem solving. Won't you join us?

How we care

Learn about how we care for you at CSL Seqirus

Your future includes more than the hours you will spend at CSL Seqirus. Let's make sure you fill them happily and healthily.

Seqirus female researcher

Discover our People

Our dedicated, skilled and passionate people work on the front line of public health. We're excited for you to meet them and learn how.

Shape your world – and ours

Just like the work we do, CSL Seqirus itself is moving forward, changing, seeking new answers. Our company and even our industry are being built one discovery at a time, by people just like you. So no matter what your role or where in the world you are, you can have a global impact. You can create the standard as well as what is possible. There is a promising future coming, and you can help shape it.

See for yourself

To learn more about CSL Seqirus’ history and our plans for the future, watch the short video The CSL Seqirus Story: 100 Years and Just Getting Started.


Luke McMahon - Finance

Get to know us better

“An international assignment is a wonderful way to achieve career aspirations. CSL Seqirus supported me for a significant move to the US, with flexibility for me to work remotely for an initial period, to smooth the transition for my family.” - Luke McMahon, Finance, Holly Springs and Parkville

These are exciting times at CSL Seqirus.

CSL is an Equal Opportunity Employer