Research Associate / Research Scientist

LimmaTech Biologics AG; Zürich; Hybrid; CHF 90,000 - 120,000; Full time

Job summary

LimmaTech Biologics AG, a Swiss-based clinical stage biopharmaceutical company, seeks a Research Associate/Research Scientist to advance vaccine development through recombinant protein expression, purification, and molecular engineering. The role is based in Schlieren near Zürich, with a focus on robust expression and workflow optimization.

You will work hands-on in a collaborative, deadline-driven lab environment, applying your biochemistry expertise to purify vaccine candidates and analyze

Qualifications

• MSc degree in Biochemistry, Biotechnology, Molecular Microbiology, or an equivalent qualification from a recognized institution.
• Practical experience and solid knowledge of heterologous protein expression systems, related techniques, and analytical biochemistry.
• Proven hands-on experience and in-depth knowledge of protein purification using HPLC/FPLC-based chromatography systems (e.g. NGC, ÄKTA) and filtration technologies such as tangential flow filtration (TFF).

Responsibilities

• Conduct, analyze, and plan experiments in accordance with established plans, timelines, and project priorities.
• Establish and perform testing and screening procedures to support robust expression of recombinant vaccine candidates.
• Purify vaccine candidates from heterologous expression systems and perform their characterization using immunological, biochemical, and analytical methods.
• Engineer E. coli expression strains using molecular cloning, genomic engineering, and other recombinant DNA technologies.
• Contribute to the development and optimization of protein expression, purification, and characterization workflows for vaccine research projects.
• Maintain laboratories and equipment in a clean, safe, and fully operational condition in accordance with applicable safety and operational standards.
• Identify and provide solutions to technical and scientific challenges arising during research activities.
• Collaborate effectively with colleagues within and outside the Research team to support project objectives and ensure efficient execution of research activities.

Skills

Recombinant protein expression

Protein biochemistry

Protein analytics

English communication

Education

MSc in Biochemistry/ Biotechnology/ Molecular Microbiology

Tools

NGC

ÄKTA

TFF (Tangential Flow Filtration)

Job description

LimmaTech Biologics AG, a wholly owned subsidiary of Eli Lilly and Company, is a Swiss based clinical stage biopharmaceutical company. We are advancing our vaccine pipeline to halt the increasing threat of global infections due to emerging antimicrobial resistance (AMR) and sexually transmitted diseases. Working at LimmaTech is a unique chance to be part of the development of life saving vaccines.

Are you excited about the opportunity to contribute to the development of vaccines by applying your state-of-the-art expertise in recombinant protein expression and protein purification? Would you like to be part of a research team developing lifesaving vaccines? Then we want you to apply!

To strengthen our Research team, we are currently looking for a

Research Associate / Research Scientist

to contribute to vaccine development through recombinant protein expression, protein purification, and molecular engineering.

Your responsibilities

In this role, you will:

• Conduct, analyze, and plan experiments in accordance with established plans, timelines, and project priorities.
• Establish and perform testing and screening procedures to support robust expression of recombinant vaccine candidates.
• Purify vaccine candidates from heterologous expression systems and perform their characterization using immunological, biochemical, and analytical methods.
• Engineer E. coli expression strains using molecular cloning, genomic engineering, and other recombinant DNA technologies.
• Contribute to the development and optimization of protein expression, purification, and characterization workflows for vaccine research projects.
• Maintain laboratories and equipment in a clean, safe, and fully operational condition in accordance with applicable safety and operational standards.
• Identify and provide solutions to technical and scientific challenges arising during research activities.
• Collaborate effectively with colleagues within and outside the Research team to support project objectives and ensure efficient execution of research activities.

What we are looking for

You are an efficient, proactive, and enthusiastic team player who enjoys hands-on laboratory work, takes ownership of your activities, and is motivated to continuously learn and develop in a laboratory-focused technical role. You combine a strong practical and theoretical background in recombinant protein expression, protein biochemistry, and protein analytics with a structured and solution-oriented approach to your work. Ideally, you bring:

• An MSc degree in Biochemistry, Biotechnology, Molecular Microbiology, or an equivalent qualification from a recognized institution.
• Practical experience and solid knowledge of heterologous protein expression systems, related techniques, and analytical biochemistry.
• Proven hands-on experience and in-depth knowledge of protein purification using HPLC/FPLC-based chromatography systems (e.g. NGC, ÄKTA) and filtration technologies such as tangential flow filtration (TFF).
• A structured, reliable, and solution-oriented working style, with the ability to work both independently and collaboratively within a team.
• Good verbal and written communication skills in English.

The working place is in Schlieren near Zürich, easily accessible by public transportation. If you meet the requirements of this exciting position and want to work in a friendly, highly motivated and dynamic team, we are interested in hearing from you.

Due to visa regulations, only applicants eligible to a Swiss work permit can be considered for this position.

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