At Vaxxas, you’ll have the opportunity to apply your scientific expertise to innovative technologies that are shaping the future of vaccine delivery and improving access to healthcare worldwide.

About the Role An exciting prospect for an experienced bioprocess professional to lead the development and scale-up of innovative vaccine technologies with the potential to improve global health outcomes. Reporting to the Team Lead, the Senior Bioprocess Scientist/Engineer will provide technical leadership across vaccine drug substance process development activities, with a focus on Tangential Flow Filtration (TFF), process optimisation, scale-up and technology transfer.

Working within a multidisciplinary team, you will drive the development of robust, scalable processes, support manufacturing readiness and act as a key technical contributor across product development programs.

Key Responsibilities:

Tangential Flow Filtration (TFF) & Bioprocess Development

- Lead the design, optimisation and execution of TFF and bioprocess development activities.
- Provide technical expertise to support process troubleshooting, investigations and continuous improvement.
- Analyse process data and prepare technical reports and development documentation.
- Contribute to process strategy and act as a subject matter expert across development programs.

Technology Transfer

- Lead technology transfer activities from development into manufacturing.
- Support process scale-up, qualification and manufacturing readiness activities.
- Evaluate process performance and identify opportunities to improve scalability and robustness.

Analytical & Product Characterisation

- Support analytical method development,



qualification and transfer activities.
- Oversee the characterisation of vaccine and biologic products using a range of analytical techniques.
- Use analytical insights to support process development and product understanding.

Leadership & Collaboration

- Lead technical projects to ensure delivery against development milestones.
- Provide technical guidance and mentorship to scientists and engineers.
- Collaborate with Quality, Manufacturing, Engineering and Regulatory teams to achieve successful program outcomes.

About You

You are a collaborative and technically strong scientist or engineer with experience developing and scaling bioprocesses within a biotechnology, biologics or pharmaceutical environment.

You will ideally have

- A postgraduate qualification in Bioprocess Engineering, Chemical Engineering, Biotechnology, Biochemistry, Biology or a related discipline; or equivalent industry experience.
- Experience in biotechnology, biologics, vaccine or pharmaceutical development.
- Strong expertise in process development, optimisation and scale-up activities.
- Hands-on experience with Tangential Flow Filtration (TFF) and related bioprocess technologies.
- Experience supporting technology transfer and manufacturing readiness in a regulated environment.




- Demonstrated ability to lead technical projects and collaborate effectively with diverse stakeholders.

About Vaxxas

Vaxxas is a privately held, clinical stage biotechnology company focused on enhancing the performance of existing and next-generation vaccines with its proprietary high-density microarray patch (HD-MAP). Vaxxas is targeting initial applications in infectious disease and oncology.

The company’s innovative, needle-free technology can eliminate or significantly reduce the need for vaccine refrigeration during storage and transportation, easing the resource and logistics burden of maintaining the vaccine cold chain.

In addition to a Phase I clinical study of a COVID-19 vaccine candidate, Vaxxas is performing demonstration work in preparation for clinical evaluation under contract with the United States Biomedical Advanced Research and Development Authority (BARDA) on pandemic vaccination solutions, among multiple other clinical and preclinical programs.

The company has forged collaborations with leading global organisations in vaccine commercialisation, including Merck/MSD, CEPI, the World Health Organization (WHO), and the Bill and Melinda Gates Foundation.

Learn more at www.vaxxas.com

If you’re looking to chart your course in vaccine research, we want to hear from you!

To be considered, please submit your Resume and a cover letter (outlining your core capability for the role, demonstrated experience of how you have delivered outcomes and why this role is of interest) by selecting the “apply for this job” function. You will be contacted directly if your application is successful.

📌 Senior Bioprocess Scientist/Engineer (Hamilton)
🏢 Vaxxas Pty
📍 Hamilton