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Merck KGaA, Darmstadt, Germany and its affiliates · Madrid, Spain

# Upstream Customer Application Specialist

Madrid, Spain Full-time Sales 

Listed on Merck KGaA, Darmstadt, Germany and its affiliates’s official careers site. Posted October 13, 2026. Check that it is still open and apply there.
[Apply on Merck KGaA, Darmstadt, Germany and its affiliates’s careers site →](https://careers.merckgroup.com/global/en/job/MQAMKDGLOBAL302220EXTERNALENGLOBAL/Upstream-Customer-Application-Specialist)

[OpenNash Jobs](https://jobs.opennash.com/) / [Merck KGaA, Darmstadt, Germany and its affiliates](https://jobs.opennash.com/companies/merck-kgaa-germany/) / Upstream Customer Application Specialist

## Job description

.

### Your Role

Join our dynamic Customer Applications team within the Process Solutions commercial organization! As an Upstream Customer Application Specialist, you will leverage your expertise in Upstream Process to collaborate with customers and drive sales in the EMEA West region. Your role will involve developing integrated strategies, supporting sales teams, and presenting our Upstream expertise to customers through engaging interactions.

You will play a key role in identifying market opportunities, positioning cell culture media and associated upstream products, and ensure successful brand awareness across the portfolio. If you're passionate about innovation and customer success, we invite you to apply and contribute to our mission of advancing science and technology!

### Who You Are

You have over 5 years of relevant technical experience in the life science industry, with hands-on expertise in Upstream processes. You possess a solid understanding of sales cycles from prospecting to closure in the Biopharmaceutical industry, complemented by relevant commercial experience. You have experience with biological production across various modalities, including mAbs, and Cell and/or Gene therapy. You excel in managing complex and dynamic projects, effectively engaging with a variety of key stakeholders.

You are customer-focused, proactive and action-oriented approach. You exhibit an inquisitive and probing nature You are a strong communicator. You are skilled in effective prioritization and organization of work, strategic thinking, and adapting to evolving needs while building strategic working relationships..

## At a glance
- Posted by the employer: Oct 13, 2026
- First seen by OpenNash: Oct 19, 2026
- Last checked: Oct 19, 2026
- Listed for: 6 days
- Location: Madrid, Spain
- Employment type: Full-time[Apply on Merck KGaA, Darmstadt, Germany and its affiliates’s careers site →](https://careers.merckgroup.com/global/en/job/MQAMKDGLOBAL302220EXTERNALENGLOBAL/Upstream-Customer-Application-Specialist)

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