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Immunoassay Development Scientist Jobs (NOW HIRING)

Merck Group

Scientist 2 - Bioassay Development

Rockville, MD · On-site

$88K - $132K/yr

Lead development and implementation of new immunoassay methods that expand laboratory capabilities ... Keep current on relevant scientific literature, new technologies/capabilities, and support their ...

New

Eurofins

Immunoassay Biomarker Scientist

Boston, MA · On-site

$36 - $41/hr

Eurofins Scientific is an international life sciences company, providing a unique range of ... Analyses as part of the development and validation of novel immunoassay-based biomarker methods, as ...

RareCyte

Scientist, Assay Development

Seattle, WA · On-site

$120 - $135/hr

Experience with immunohistochemistry, immunofluorescence, microscopy and flow cytometry * Familiar with biostatistics, prism software * High attention to detail for lab work and presentations

RareCyte

Scientist, Assay Development

Seattle, WA · On-site

$120K - $135K/yr

Experience with immunohistochemistry, immunofluorescence, microscopy and flow cytometry * Familiar with biostatistics, prism software * High attention to detail for lab work and presentations

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How much do immunoassay development scientist jobs pay per hour?

As of Aug 24, 2026, the average hourly pay for immunoassay development scientist in the United States is $38.66, according to ZipRecruiter salary data. Most workers in this role earn between $28.37 and $46.15 per hour, depending on experience, location, and employer.

What does an immunoassay development scientist do?

An Immunoassay Development Scientist designs, develops, and optimizes immunoassays, which are laboratory tests used to detect or quantify specific proteins, hormones, or other molecules in biological samples. They work with antibodies and antigens to create assays that are used in diagnostics, research, and pharmaceutical applications. Their responsibilities include assay design, validation, troubleshooting, and ensuring the accuracy and reliability of test results. They often collaborate with cross-functional teams and stay up-to-date on advancements in immunoassay technologies.

What are typical challenges faced by immunoassay development scientists during assay optimization, and how are these challenges addressed?

Immunoassay Development Scientists often encounter challenges such as achieving the desired sensitivity and specificity of assays, minimizing background noise, and ensuring reproducibility across batches. These issues are commonly addressed by carefully selecting and optimizing reagents (such as antibodies and buffers), systematically adjusting assay conditions, and performing rigorous validation experiments. Collaboration with cross-functional teams, including quality control and manufacturing, is also essential to troubleshoot problems and ensure the assay can be scaled for routine use.

What are the key skills and qualifications needed to thrive as an immunoassay development scientist, and why are they important?

To thrive as an Immunoassay Development Scientist, you need a solid background in biochemistry, molecular biology, or related fields, often supported by a master's or Ph.D. and experience in assay development. Familiarity with laboratory automation platforms, ELISA, Luminex, and data analysis software such as GraphPad Prism is typically required. Strong analytical thinking, meticulous attention to detail, and effective teamwork and communication skills set exceptional candidates apart. These competencies are essential for developing reliable, reproducible assays crucial to diagnostics, research, and product development.

What is the difference between Immunoassay Development Scientist vs Laboratory Technician?

AspectImmunoassay Development ScientistLaboratory Technician
CredentialsBachelor's or Master's in Life Sciences, relevant experienceAssociate's or Bachelor's in Science, technical training
Work EnvironmentResearch labs, development teamsClinical or research labs, sample processing
Job FocusDesigning, optimizing immunoassays, data analysisPerforming tests, preparing samples, maintaining equipment

The Immunoassay Development Scientist focuses on creating and improving immunoassays, requiring specialized knowledge and analytical skills. In contrast, Laboratory Technicians support testing processes, handling samples and maintaining lab operations. Both roles are essential in the industry but differ in responsibilities and expertise levels.

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Immunoassay Development Scientist jobs near you
Infographic showing various Immunoassay Development Scientist job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 14% Part Time, and 2% Contract. Highlights an 90% Physical, 3% Hybrid, and 7% Remote job distribution, with an average salary of $80,420 per year, or $38.7 per hour.

Scientist 2 - Bioassay Development

Merck Group

Rockville, MD • On-site

$88K - $132K/yr

Full-time

Medical, Retirement, PTO

Posted 3 days ago

New

Job description

Work Your Magic with us! Start your next chapter and join MilliporeSigma.
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.
This role does not offer sponsorship for work authorization. External applicants must be eligible to work in the US.
Your Role:
At MilliporeSigma, as a Scientist 2 - Bioassay Development, you will lead the development and validation of new bioassay methods that expand the current service portfolio and address identified market and client needs. Serving as the primary subject matter expert (SME) in bioassay method development/validation, you will ensure new methods are robust, standardized, and ready for implementation to strengthen portfolio capabilities and address market-driven client needs.
Key Responsibilities:
  • Lead development and implementation of new immunoassay methods that expand laboratory capabilities and address gaps in current service offerings.
  • Design, optimize, and troubleshoot bioassays to ensure they are fit-for-purpose and aligned with phase-appropriate regulatory expectations.
  • Perform hands-on execution and technical leadership across a broad range of modalities, including monoclonal antibodies (mAbs), cell and gene therapy products, antibody-drug conjugates (ADCs), mRNA therapeutics, and viral vectors.
  • Keep current on relevant scientific literature, new technologies/capabilities, and support their implementation, as appropriate.
  • Identify areas for improvement in current assays, propose and implement solutions
  • Act as SME in bioassay methods and provide guidance to analysts and study managers.
  • Apply laboratory techniques and skills to complete experiments designed to address a variety of specific problems.
  • Prepare/review protocols, reports, SOPs, laboratory records, tech specifications, and other related documents.
  • Execute immunological methods in the lab for assay development/validation.
  • Perform testing in accordance with SOPs and regulations (cGMP).
  • Transfer GMP assays to the routine team and provide training to analysts, study managers, report writers, and QA.
  • Operate and maintain lab equipment as required by SOPs and testing procedures.
  • Utilize applicable computer programs during testing and routine tasks (i.e. Word, Excel, Oracle, LIMS, BRIQS, etc)
  • Lead general change control and resolve deviations by completing event records.
  • Contribute ideas and suggestions to improve standard laboratory techniques, protocols, processes, and equipment.
  • Maintain strong communication skills to effectively interact with internal and externally stakeholders.
  • Performs other duties as assigned.

Who You Are
Minimum Qualifications:
  • Ph.D. in a scientific discipline (e.g., Immunology, Cell Biology, etc.), with 3+ years of professional lab experience.
    OR
  • Master's Degree in a scientific discipline (e.g., Immunology, Cell Biology, etc.), with 5+ years of professional lab experience.
    OR
  • Bachelor's Degree in a scientific discipline (e.g., Immunology, Cell Biology, etc.), with 7+ years of professional lab experience.

Preferred Qualifications:
  • Experience with the following technical disciplines:
    • Microscopy cell imaging.
    • Immunophenotyping.
    • Cell Sorting.
    • dPCR.
    • Automation and scale-up experience.
  • Experience developing or implementing standardized immunoassay methods that expand laboratory service capabilities.
  • Proficiency with ELISA, Flow Cytometry, and qPCR.
  • Diverse cell culture knowledge and experience.
  • Experience in method development in an immunology laboratory.
  • Excellent oral and written communication skills demonstrated through presentations/seminars, oversight of projects, and implementation of new services, etc.
  • Excellent time management skills.
  • Ability to succeed through collaboration and independently.
  • High level of initiative and leadership capabilities.
  • Effective coaching and training skills for complex and highly technical work.

Pay Range for this position: $88,300 - $132,500/year
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.
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!

Apply