[Skip to main content](#main-content) [ OpenNash ](https://opennash.com/) / [Jobs](https://jobs.opennash.com/) [ 01 Search jobs](https://jobs.opennash.com/search/)[ 02 Companies](https://jobs.opennash.com/explore/)[ 03 Hiring report](https://jobs.opennash.com/reports/hiring/)[ 04 AI assistants](https://jobs.opennash.com/connect/)[ 05 How it works](https://jobs.opennash.com/methodology/) Merck KGaA, Darmstadt, Germany and its affiliates · Billerica, MA # Scientist, LNP Discovery Biology Billerica, Massachusetts, United States Full-time $81,700-$122,500 Research & Science Listed on Merck KGaA, Darmstadt, Germany and its affiliates’s official careers site. Posted October 21, 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/MQAMKDGLOBAL305009EXTERNALENGLOBAL/Scientist-LNP-Discovery-Biology) [OpenNash Jobs](https://jobs.opennash.com/) / [Merck KGaA, Darmstadt, Germany and its affiliates](https://jobs.opennash.com/companies/merck-kgaa-germany/) / Scientist, LNP Discovery Biology ## Job description Work Your Magic with us! Start your next chapter and join EMD Serono. Ready to explore, break barriers, and discover more? We know you’ve got big plans – so do we! Our colleagues across the globe love innovating with science and technology to enrich people’s lives with our solutions in Healthcare, Life Science, and Electronics. Together, we dream big and are passionate about caring for our rich mix of people, customers, patients, and planet. That's why we are always looking for curious minds that see themselves imagining the unimaginable with us. United As One for Patients, our purpose in Healthcare is to help create, improve and prolong lives. We develop medicines, intelligent devices and innovative technologies in therapeutic areas such as Oncology, Neurology and Fertility. Our teams work together across 6 continents with passion and relentless curiosity in order to help patients at every stage of life. Joining our Healthcare team is becoming part of a diverse, inclusive and flexible working culture, presenting great opportunities for personal development and career advancement across the globe. This role does not offer sponsorship for work authorization. External applicants must be eligible to work in the US. ### Your Role The Scientist, LNP Discovery Biology position is a laboratory-based role supporting the LNP biology platform and targeted delivery programs. You will run the in vitro and ex vivo assays that generate the program's core data, and support in vivo studies, that drive candidate selection. Run in vitro and ex vivo assays supporting the targeted LNP delivery platform, including primary human T cell and PBMC cultures, transfection efficiency, CAR expression, and functional readouts. Execute multicolor flow cytometry panels, acquire data on the cytometer, and perform the analysis — CAR expression, reporter signal, target cell depletion, T cell activation and engraftment. Process samples from in vivo studies and contribute to assembling the resulting datasets, in collaboration with pharmacology group. Help optimize and troubleshoot assays, and contribute to developing new ones under the direction of senior colleagues. Analyze your own data, prepare clear figures, and present results in group meetings. ### Maintain rigorous records electronic lab notebook, protocol adherence, reagent qualification, and sample and inventory tracking. Contribute to protocols and SOPs for the assays you run. ### Who You Are Minimum Qualifications: Bachelors Degree in Immunology, Biology, Molecular Biology or other Life Science discipline. 5+ years of industry experience. 1+ years of experience with mammalian cell culture and flow cytometry. OR Master’s Degree in Immunology, Cell Biology, Molecular Biology other Life Science discipline. 3+ years of industry experience. 1+ years of experience with mammalian cell culture and flow cytometry. OR PhD in Immunology, Cell Biology, Molecular Biology other Life Science discipline. 6+ months of experience with mammalian cell culture and flow cytometry. ### Preferred Qualifications Familiarity with CAR biology or cell therapy readouts. ### Experience supporting rodent in vivo studies blood collection, tissue harvest, and sample processing, with current or recent animal handling training. Experience with mRNA, LNP, or other nucleic acid delivery systems, including in vitro transfection. ### Experience with primary human immune cell work PBMC isolation, T cell activation, and expansion. Multicolor flow cytometry experience (6+ colors), including panel setup and compensation. ### Experience with standard molecular and protein methods qPCR, ELISA, Western blot, plate-based assays. Comfortable in a fast-moving, collaborative group where priorities can shift week to week. Ability to follow established protocols precisely and to document work clearly in an electronic lab notebook. Comfortable managing several experiments in parallel and meeting agreed timelines. Clear communication of methods and results, including presenting data in group meetings. ### Pay Range for this position $81,700-$122,500 The offer range represents the anticipated low and high end of the base pay compensation for this position. The actual compensation offered will be determined by factors such as location, level of experience, education, skills, and other job-related factors. Position may be eligible for sales or performance-based bonuses. Benefits offered by the Company include health insurance, paid time off (PTO), retirement contributions, and other perquisites. For more information click here. ### RSREMD What we offer We are curious minds that come from a broad range of backgrounds, perspectives, and life experiences. We believe that this variety drives excellence and innovation, strengthening our ability to lead in science and technology. We are committed to creating access and opportunities for all to develop and grow at your own pace. Join us in building a culture of inclusion and belonging that impacts millions and empowers everyone to work their magic and champion human progress! Apply now and become a part of a team that is dedicated to Sparking Discovery and Elevating Humanity! ## At a glance - Posted by the employer: Oct 21, 2026 - First seen by OpenNash: Oct 26, 2026 - Last checked: Nov 2, 2026 - Listed for: 12 days - Location: Billerica, Massachusetts, United States - Employment type: Full-time - Pay: $81,700-$122,500[Apply on Merck KGaA, Darmstadt, Germany and its affiliates’s careers site →](https://careers.merckgroup.com/global/en/job/MQAMKDGLOBAL305009EXTERNALENGLOBAL/Scientist-LNP-Discovery-Biology) ## Hiring at Merck KGaA, Darmstadt, Germany and its affiliates - Open jobs: 896 - New in the last 7 days: After two weekly collections - Tracked since: Oct 19, 2026 [All Merck KGaA, Darmstadt, Germany and its affiliates jobs](https://jobs.opennash.com/companies/merck-kgaa-germany/) · [Weekly hiring report](/reports/hiring/) ## More jobs at Merck KGaA, Darmstadt, Germany and its affiliates ### [Director, Real World Evidence Scientist (Oncology)](https://jobs.opennash.com/companies/merck-kgaa-germany/jobs/92900454e9a2e03ccaeb/) Billerica, Massachusetts, United States ### [Lab Bench Scientist - Ligand-binding assays](https://jobs.opennash.com/companies/merck-kgaa-germany/jobs/8e2358c6af588076f884/) Billerica, Massachusetts, United States ### [Principal Scientist - In Vitro Immunotherapy](https://jobs.opennash.com/companies/merck-kgaa-germany/jobs/081d8322345a860f76f7/) Billerica, Massachusetts, United States ### [Principal Scientist, LNP Discovery Biology](https://jobs.opennash.com/companies/merck-kgaa-germany/jobs/b9841418a84c3af2f91a/) Billerica, Massachusetts, United States ### [Senior Director, R&D Integration Management Office (Billerica MA)](https://jobs.opennash.com/companies/merck-kgaa-germany/jobs/7cbbe5b94a9576093c5b/) Billerica, Massachusetts, United States ## Similar jobs at other companies ### [Scientist, Discovery Oncology (in vivo Biology)](https://jobs.opennash.com/companies/eli-lilly/jobs/68944b4c981fa41f4ada/) Eli Lilly · South San Francisco, California, United States of America ### [Senior Scientist, Molecular Biology and Antibody Discovery](https://jobs.opennash.com/companies/idexx-laboratories/jobs/a727985cfc5bb82e9f2b/) IDEXX Laboratories · Westbrook, ME ### [Senior Scientist/Principal Scientist, RNA-LNP Formulation and Process Development](https://jobs.opennash.com/companies/eli-lilly/jobs/a5695abefb3f9f066848/) Eli Lilly · Boston, Massachusetts, United States of America ### [Senior Scientist Biology-Discovery](https://jobs.opennash.com/companies/merck-co/jobs/7c3322ccf17097f13ae4/) Merck & Co. · USA - New Jersey - Rahway ### [Senior Scientist, Neuroimmunology, Biology-Discovery](https://jobs.opennash.com/companies/merck-co/jobs/a2d10cbf7f26ec2662b3/) Merck & Co. · USA - Massachusetts - Boston OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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