Senior Principal Scientist — Upstream Bioprocessing Leader

Merck & Co.; Rahway (NJ); On-site; USD 191,000 - 300,000; Full time

Benefits offered by this job

Medical, dental, vision benefits

401(k) retirement plan

Job summary

Merck & Co., Inc. in Rahway, NJ, is seeking a Senior Principal Scientist/Principal Scientist to lead upstream bioprocess development for biologics. You will shape strategy, drive innovation, and guide a team of scientists across Discovery to Commercial Manufacturing.

The role demands deep cell-culture process expertise, leadership, and a track record of advancing processes for clinical and regulatory filings. A strong collaboration mindset and a commitment to inclusion are essential.

Qualifications

• Ph.D. or master's/BS with extensive industry experience in biologics process development.
• Strong fundamentals in cell-culture process development and bioreactor scale-up/down.
• Experience leading cross-functional teams and delivering impact across programs.

Responsibilities

• Lead development of robust upstream processes for biologics across clinical stages.
• Mentor 3–5 scientists, guiding growth and productivity.
• Collaborate with academia, industry and vendors to adopt novel technologies.

Skills

Bioanalytical Techniques

Bioprocess Engineering

Cell Culture Techniques

Bioreactors

Process Development

Leadership

Mentoring

Cross-functional Collaboration

Project Management

Regulatory Knowledge

Education

Ph.D. in Chemical/Biochemical Engineering

M.S. in Chemical/Biochemical Engineering

B.S. in Chemical/Biochemical Engineering

Tools

Automation Tools

Statistical Software

Job description

Merck & Co., Inc. in Rahway, NJ, is seeking a Senior Principal Scientist/Principal Scientist to lead upstream bioprocess development for biologics. You will shape strategy, drive innovation, and guide a team of scientists across Discovery to Commercial Manufacturing.

The role demands deep cell-culture process expertise, leadership, and a track record of advancing processes for clinical and regulatory filings. A strong collaboration mindset and a commitment to inclusion are essential.