Senior Scientist, Protein Interactions & Discovery

Pacer Group; South San Francisco (CA); On-site; USD 200,579,000 - 234,963,000; Part time

Benefits offered by this job

Medical, Dental, Vision

401(k)

Job summary

Pacer Group in South San Francisco, CA is seeking a Senior Scientist, Molecular Interactions for a six-month contract. The role provides hands-on experimental and data analysis support for active biologics discovery with emphasis on binding, kinetics, and developability.

The successful candidate will collaborate with antibody discovery, protein sciences, and computational biology teams, delivering timely, decision-enabling data and practical workflow improvements. Onsite work arrangement applies.

Qualifications

• Master's degree or PhD (preferred) in biophysics, biochemistry, chemistry, molecular biology, protein sciences, biomedical engineering, or related field.
• Master's degree with minimum 5 years hands-on experience or PhD with minimum 3 years hands-on experience.
• Strong foundation in biomolecular interactions and protein characterization.
• Hands on experience with interaction analysis platforms such as SPR, Carterra, Biacore, BLI, KinExA, or related technologies.
• Experience analyzing kinetic and affinity data for interactions between proteins.
• Ability to troubleshoot experiments, interpret complex data, and deliver high quality results within timelines.
• Excellent written and verbal communication skills, with ability to work collaboratively.

Responsibilities

• Design, execute, troubleshoot, and interpret molecular interaction studies that support hit identification and lead optimization.
• Generate and analyze binding affinity, kinetics, avidity, epitope binning, competition, and developability data for antibodies and biologics.
• Coordinate with project scientists to define assay plans, prioritize samples, and deliver results on time.
• Document methods, results, and conclusions in electronic systems and summaries.
• Communicate data, risks, and next steps clearly to teams and stakeholders.
• Operate SPR, Carterra, BLI, flow cytometry and related platforms.
• Optimize assay formats and workflows to improve throughput and data quality.
• Develop protocols and analysis workflows that can be transferred to broader team.

Skills

Biomolecular interactions

Protein characterization

Kinetic data analysis

Experimental design

Troubleshooting

Data interpretation

Written and verbal communication

Cross-functional collaboration

Education

Advanced degree (Master's or PhD) in biophysics/biochemistry/chemistry/molecular biology/protein sciences

Tools

SPR

Carterra

Biacore

BLI

KinExA

Job description

Pacer Group in South San Francisco, CA is seeking a Senior Scientist, Molecular Interactions for a six-month contract. The role provides hands-on experimental and data analysis support for active biologics discovery with emphasis on binding, kinetics, and developability.

The successful candidate will collaborate with antibody discovery, protein sciences, and computational biology teams, delivering timely, decision-enabling data and practical workflow improvements. Onsite work arrangement applies.