Wehavean excitingopportunityforaResearchAssistanttojoin our Cell Biology team and help deliver the day-to-day experimental activities that underpin our translationalresearch programs. Working closely with experienced scientists, you willbe responsible formaintainingexperimental systems,executing established laboratoryworkflows, and generating high-quality data across a range of cell biology and immunology studies.

This role is ideal foran experiencedResearch Assistant orexceptionalHonours/Master’sgraduate who enjoys hands-on laboratory work and thrives in a dynamic biotech environment.Due to the routine and supportive nature of the work, this role is best suited tocandidates looking to build a career in technical laboratory excellence rather than independent research leadership.The successful candidate will play a key role in helping the teamprogressresearch efficiently andadvance our novel medicines closer to the clinic.

Key responsibilities

- Perform routine cell culture and sample and reagent preparation
- Test and qualify reagents used in cell biology assays, including titration experiments
- Generate andmaintainmammalian cell lines and primary human cells(e.g. monocyte-derived macrophages)
- Isolate PBMCsandspecificcellpopulationsfrom donorblood andtissues
- Screencandidate drugs on cell lines
- Prepare and characterisedonor samples/cell lines for protein expression
- Conductother routineestablishedworkflowsasguided by standard operating procedures (SOPs)
- Maintainorganisedlaboratory records,



ensuring data integrity and compliance with documentation standards including supporting the writing of SOPs and risk assessments
- Compile andsummariseresults for internal reports and team discussions
- Participate in team meetings, providing updates on experimental progress and contributing to discussions onmethodologyand troubleshooting
- Support general laboratory operations, including equipment maintenance and waste disposal
- Monitor and manage laboratory supplies, ensuring the availability of critical reagents and consumables
- Adhere toallsafety protocols

Essential attributes

- ABSc with Honours/Master'sdegreeor equivalentdegree(no higher)inacell biology,immunology, or a related discipline or equivalent laboratory experience
- Strong practical laboratory skillsand ability to execute experimental protocols with precision
- Strongorganisationaland record-keeping skills, including use of ELNs or LIMS for sample and data tracking
- Excellent written and verbal communication skills
- Eagerness toacquirenew technical skills and integrate into a quick-paced, collaborative research environment
- A team player who embodies our values and champions our team culture

Skills & Experience

- Proficiencyin mammalian cell cultureandaseptictechnique, including maintenance and transfection of adherent and/or suspension lines




- Experience performing standard cell-basedand biologicalassays
- Basiccompetencyin flow cytometry
- At least1-2 years’experiencein a Research Assistant position within a collaborative scientific team
- Experience working with human blood samples, including PBMC isolation and culture
- Experience with primary immune cell culture and handling
- Experience inWestern blotting
- Advanced flow cytometry skills, including panel design and analysis
- Experience generating engineered cell lines, including lentiviral transduction and gene knockout approaches

Why JoinProximaBio

Proxima Bio is a biotech start-up developing the next generation of cell surface degrader medicines.At Proxima Bio, we believe that great science happens when people are supported, empowered, and excited to work together. Our culture ispeople-centric, team-driven, and flexible–we’llwork with you to develop a working style that fits best while ensuring career development and job satisfaction are priorities.

We’rea highly motivated, collaborative, and diverse team that values both impact and enjoyment in our work. As part of Proxima Bio,you’llhave the autonomy to grow in adynamic,fast-pacedand funenvironmentwhile contributing to research that makes a real difference. The successful candidate willalsobe eligible forshare options, becoming a part-owner of Proxima Bio over time.Salary iscommensuratewith an industry role,dependent on experienceandis offered ata base salary of$80,000 - $95,000 per year.

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📌 Research Assistant (Melbourne)
🏢 Proxima Bio
📍 Melbourne