Senior Scientist, Sterile Biologics Formulation - On-Site

Merck & Co.; Rahway (NJ); On-site; USD 117,000 - 184,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

401(k) retirement plan

Paid holidays

Vacation

Sick days

Job summary

Merck & Co. is seeking a lab-based engineer to design and develop sterile biologics products for injectable and ophthalmic routes.

You will support early and late-stage assets, build mechanistic knowledge of degradation, and define the process and packaging space. You will document findings in development reports and regulatory filings, taking a leadership role on formulation teams and collaborating with stakeholders to drive milestones.

Qualifications

• Master's degree with four years of experience or PhD (or expected graduation in 2026) in the listed fields.
• Biologics formulation development and sterile product processes.
• Experience with protein stability and protein-excipient interactions.
• Knowledge of GXP and regulatory documentation processes.

Responsibilities

• Design and develop sterile products for biologics for injectable and ophthalmic routes.
• Support early and late-stage asset development and build mechanistic understanding of degradation and design space.
• Coordinate GXP manufacture activities and compatibility characterization to enable processing in toxicology and clinical studies.
• Document findings in formulation development reports and regulatory filings.
• Lead formulation development teams and collaborate with stakeholders to meet milestones.

Skills

Protein Stability

Protein-Protein Interaction

Biologic design

Formulation screening

Characterization

Process development

Stability predictive modeling

Sterile product development

Education

Master's or PhD in Chemical/ Biochemical/ Biomedical Engineering, Pharmaceutics, Pharmaceutical Chemistry, Pharmaceutical Sciences, Chemistry, Biochemistry

Job description

Merck & Co. is seeking a lab-based engineer to design and develop sterile biologics products for injectable and ophthalmic routes.

You will support early and late-stage assets, build mechanistic knowledge of degradation, and define the process and packaging space. You will document findings in development reports and regulatory filings, taking a leadership role on formulation teams and collaborating with stakeholders to drive milestones.