As a result of the combination of the BD Biosciences and Diagnostic Solutions business with Waters Corporation (NYSE: WAT), by applying to this role, you will be applying for a position with Waters. Waters is a global leader in life sciences, dedicated to accelerating the benefits of pioneering science through analytical technologies, informatics, and service. With a focus on regulated, high-volume testing environments, Waters’ innovative portfolio harnesses deep scientific expertise across biology, chemistry, and physics. Waters collaborates with analytical laboratories around the world to advance the release of effective, high-quality medicines, assure the safety of food and water, and drive better patient outcomes by detecting diseases earlier, managing routine infections, and combatting growing antibiotic resistance. Through a shared culture of relentless innovation, Waters’ passionate team of approximately 16,000 colleagues partner with customers to turn scientific challenges into breakthroughs that improve lives worldwide.

We are the people who give possibilities purpose

BD is one of the largest global medical technology companies in the world. Advancing the world of health™ is our Purpose, and it’s no small feat. It takes the imagination and passion of all of us—from design and engineering to the manufacturing and marketing of our billions of MedTech products per year—to look at the impossible and find transformative solutions that turn dreams into possibilities.

Job Description

About the role

Serving as a Senior Scientist, you will be instrumental in building the next generation of flow cytometry solutions. You will lead the invention of innovative products that advance our reagent portfolio. Acting as a technical leader and trusted expert, you will develop and implement complex experimental strategies involving reagent systems, assays, workflows, and instruments. You will translate complex data into clear insights that drive product decisions. In close collaboration with cross-functional product development and clinical trial teams, you will ensure solutions uphold technical excellence, customer needs, and regulatory guidelines as applicable.

This opportunity allows you to apply independent judgment, critical thinking, and deep scientific expertise to solve complex problems, influence system-level requirements, and present influential findings to both internal teams and external scientific audiences—all while mentoring junior scientists and encouraging a culture of scientific rigor and innovation.

Main responsibilities will include:

• Leading experimental studies in the laboratory and participating in cross-functional discussions to support the program's goals.

• Demonstrating knowledge of customer workflows, scientific, and technological advancements.

• Effectively communicating technical concepts/issues of project plans, developing test strategies that balance risk and business objectives, and supporting budget planning based on functional project scope.

• Leading analysis and presentations of moderate to high complexity at technical reviews.

• Directing and supervising teams or mentoring junior team members.

• Acting as a technical contributor on cross-functional core teams, assisting decision-making across functions, and offering input to senior management on strategic and functional decisions.

About you

• MSc or PhD or equivalent experience in Immunology, Cell Biology, Clinical Laboratory Science, or related scientific field with a minimum of 3 years of relevant industry experience.

• Experience in Flow Cytometry and customer workflows.

• Proven ability to research and apply scientific principles to develop new or improve existing processes with a focus on hematology, immunology, and/or molecular genetics.

• Skill in accomplishing complex experiments independently, performing analysis, interpreting experimental results, making sound conclusions, and performing statistical analysis.

• Creative problem-solving skills to novel or complex applications.

• Critical evaluation of proposed study builds with knowledge of statistics, calculation of sample sizes, and/or estimation of statistical power.

• Experience in researching and applying scientific principles to build new or optimize existing laboratory procedures.

• Ability to train bench-level personnel at multiple levels of education and/or expertise.

• Strong interpersonal skills with a proven ability to engage effectively with others in multi-disciplinary team settings, guide decision-making, and develop group consensus.

• Excellent written and oral communication skills.

Preferred Qualifications/Capabilities:

• PhD or equivalent experience and Post-doctoral experience in Immunology/Immuno-oncology and expertise in immunophenotypic analysis of human tissue samples by flow cytometry.

• Experience in leading small to medium-sized teams of technical contributors.

Click on apply if this sounds like you!

At BD, we prioritize on-site collaboration because we believe it fosters creativity, innovation, and effective problem-solving, which are essential in the fast-paced healthcare industry. For most roles, we require a minimum of 4 days of in-office presence per week to maintain our culture of excellence and ensure smooth operations, while also recognizing the importance of flexibility and work-life balance. Remote or field-based positions will have different workplace arrangements which will be indicated in the job posting.

Becton, Dickinson and Company is an Equal Opportunity Employer. We evaluate applicants without regard to race, color, religion, age, sex, creed, national origin, ancestry, citizenship status, marital or domestic or civil union status, familial status, affectional or sexual orientation, gender identity or expression, genetics, disability, military eligibility or veteran status, and other legally-protected characteristics.

To learn more about BD visit: https://bd.com/careers

Why Join Us?

To find purpose in the possibilities, we need people who can see the bigger picture, who understand the human story that underpins everything we do. We welcome people with the imagination and drive to help us reinvent the future of healthcare. At BD, you’ll discover a culture in which you can learn, grow and thrive.

We believe that when people connect in person, we learn faster, collaborate more deeply, and build a stronger culture. Join us and enjoy a culture where face-to-face collaboration supports your learning, your progress, and your success.

To learn more about BD visit https://bd.com/careers.

Becton, Dickinson, and Company is an Equal Opportunity Employer. We evaluate applicants without regard to race, color, religion, age, sex, creed, national origin, ancestry, citizenship status, marital or domestic or civil union status, familial status, affectional or sexual orientation, gender identity or expression, genetics, disability, military eligibility or veteran status, and other legally protected characteristics.

Required Skills

Optional Skills

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Primary Work Location

IRL Limerick - Castletroy

Additional Locations

Work Shift

At BD, we reward, support and develop our associates through our comprehensive Total Rewards program. We are committed to attracting and retaining high quality talent by providing reward and recognition opportunities that promote a performance-based culture, as well as a competitive package of compensation and benefits programs. You can learn more on our career site under "Our Commitment to You."

Our salary or hourly rate ranges reward associates fairly and competitively. We regularly review these ranges and factors, such as location, contribute to the range displayed.

Our pay is based on the role and the necessary skills and education to perform it successfully. The salary or hourly rate offered is determined by the role's specific requirements, including any applicable step rate pay system at the work location. Salary or hourly pay ranges are influenced by labor laws and Collective Bargaining Agreement (CBA) requirements applicable to the work location which may also affect the workplace arrangement of the role.

Salary Range Information

€56,600.00 - €86,300.00 EUR Annual