# Scientist Protein Chemistry (f/m/d)

> Ascendis Pharma · Heidelberg, Germany · Full-time · Posted 2026-07-13

**Workplace:** on_site

**Department:** Research & Product Development

## Description

**Ascendis Pharma** is looking for a highly driven **Associate Scientist (M.Sc.)** or **Scientist (Ph.D.)** to join our **Protein Chemistry** team. In this role, you will play a key part in the **design, synthesis,** and **characterization** of therapeutic protein conjugates, supporting pre-clinical **in vitro** and **in vivo** studies.

We are seeking a **creative** and **collaborative scientist** with a proactive mindset, strong problem-solving abilities, and a hands-on background in **protein chemistry** and **bioconjugation**. A positive, can-do attitude and a passion for innovation are essential.

Are you energized by working in a team-oriented environment where mutual support, open communication, and knowledge sharing are part of the daily routine? Do you enjoy pushing the boundaries of science - exploring new ideas, technologies, and approaches - while maintaining a strong foundation of analytical rigor and critical thinking? Do you thrive on tackling complex scientific problems and excel in dynamic environments where priorities shift and goals evolve? Are you passionate about using your scientific expertise to contribute to the development of innovative therapies that make a real difference in patients’ lives?

**Your Responsibilities**

-   Design and optimize synthesis and purification workflows for protein conjugates
-   Develop and implement advanced chromatographic and mass spectrometric techniques
-   Conduct comprehensive characterization of protein conjugates, focusing on release profiles, stability, and biological activity
-   Explore and assess innovative technologies to enhance our existing platform capabilities
-   Communicate findings effectively within cross-functional project teams
-   Prepare detailed scientific documentation, including technical reports and patent example drafts
-   Perform in-depth literature reviews to support ongoing research and development

## Requirements

-   Exceptional Master’s degree (Associate Scientist) or doctoral degree (Scientist) in biochemistry or a closely related field
-   Strong theoretical foundation and hands-on expertise in protein chemistry and analytical techniques, including SEC, IEC, SDS-PAGE, RP-HPLC, bioconjugation, and TFF
-   Demonstrated proficiency in operating Äkta and Agilent chromatography systems
-   Solid understanding of protein mass spectrometry
-   Proven creativity in developing synthetic strategies for complex protein conjugates
-   Collaborative mindset with a strong interest in interdisciplinary research
-   Independent, well-organized, and methodical approach to work
-   Excellent written and verbal communication skills in English; working proficiency in German is desirable

## Benefits

**Onboarding:**  
A structured Onboarding program designed to help you settle in quickly and get familiar with your role and our company culture

**Learning & Development:**  
Customized training opportunities with generous financial support to foster your professional growth

**Connectivity & Mobility:**  
Direct access to the main station and to tram station, parking spaces for both cars and bicycles  
We offer a JobTicket based on the Deutschlandticket, and after your probation period, you’ll have the option to lease a JobRad (company bike)

**Food & More:**  
Enjoy free soft drinks, fresh fruit, a wide variety of snacks, and a complimentary lunch every day

**Compensation & Benefits:**  
An attractive salary package including a company pension plan (bAV), internet allowance, and both short- and long-term incentive programs

**Modern Work Environment:**  
Your new workspace comprises working in brand new labs and comes equipped with a laptop and an iPhone

If you want to be part of our team, we offer you an exciting and challenging full-time position with attractive benefits in an international company. Send your comprehensive application out now!

## Apply

[Apply at Ascendis Pharma](https://apply.workable.com/ascendis-pharma/j/D12C66B70F/apply)

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