Bring more to life.

Are you ready to accelerate your potential and make a real difference within life sciences, diagnostics and biotechnology?

At Leica Microsystems, one of Danaher’s 15+ operating companies, our work saves lives—and we’re all united by a shared commitment to innovate for tangible impact.

You’ll thrive in a culture of belonging where you and your unique viewpoint matter. And by harnessing Danaher’s system of continuous improvement, you help turn ideas into impact – innovating at the speed of life.

Shape the Future with Us!

At Leica Microsystems, we have been shaping the future for over 175 years with groundbreaking optical and digital solutions. With a culture rooted in customer focus, innovation, and teamwork, we lead the market in microscopy, imaging, and analysis, unveiling the invisible and empowering our customers to build a better, healthier world.

Joining Leica Microsystems means contributing to scientific discoveries and supporting surgeons in making critical decisions. Our advanced microscopes and AI-based image analysis solutions enable users to gain profound insights into development and engineering challenges. Here, you will work on meaningful projects alongside passionate colleagues, driving progress and pushing the boundaries of what’s possible.

Learn about the Danaher Business System which makes everything possible.

Location: Siegen, Germany (Laboratory-based)

Company: ATTO-TEC GmbH (a Danaher / Leica Microsystems company)

Department: Research & Development

Reports to: Director Assay Development Platform

About the role

As a Biological Technical Assistant (BTA), you will be a key contributor to our R&D activities, supporting the development, verification, and quality of innovative biological assays and technologies. You will independently perform laboratory experiments, document and analyze results, and ensure high-quality standards in a modern, interdisciplinary research environment.

In this role, you will have the opportunity to:

Perform verification and validation experiments for R&D and product development
Analyze and document experiments in accordance with GLP and internal quality standards
Apply biological and biochemical techniques including ELISA, Western blotting, FPLC, IF (ICC, IHC), FISH, RNA/protein co-detection assays, NGS, CRISPR-based gene editing and screening, single-cell analysis, cytometry/FACS, and spatial biology

The essential requirements of the job include:

BSc degree or equivalent in biology or a related life-science field or completed training as a Biological Technical Assistant (BTA) or equivalent qualification
Several years of hands-on experience with biological and/or biochemical laboratory methods
Fluency in German and English (both at working proficiency level)

It would be a plus if you also possess previous experience in:

Performing image-based assays using advanced microscopy platforms (e.g. confocal and light-sheet microscopy)
Working with diverse sample types including tissue sections, liquid biopsies, organoids/3D cell cultures, and biological model systems

Join our winning team today. Together, we’ll accelerate the real-life impact of tomorrow’s science and technology. We partner with customers across the globe to help them solve their most complex challenges, architecting solutions that bring the power of science to life.

For more information, visit www.danaher.com.

Biological Technical Assistant (BTA) – R&D (f/m/d)