Pharma Bioconjugation Scientist

Cogent Scientific, an insourced contract research organization, is looking for the right people to accomplish our Mission: to build lasting partnerships that enable the life sciences industry to accelerate discovery and innovation in research and manufacturing.  We can offer you the chance to build on your skills and knowledge while working among experts in their fields and with cutting-edge instrumentation.

Cogent Scientific offers competitive pay, attractive benefits (such as medical/dental/vision insurance; 401(k); parental leave; PTO and paid holidays; etc.) and an exciting work environment.  Relocation benefits may be included for this role.  We aim to recruit the best people who stand out among their peers and embody our Core Values:

Client Focused: We only succeed when our clients succeed.

Outstanding: We deliver meticulous results through outstanding performance.

Good: We act ethically and morally.

Employee-Centric: We honor and support our employees.

Nimble: We are prepared to adapt in an ever-changing industry.

Team-Oriented: We collaborate with each other and with our clients.

We currently have a role available for an Pharma Bioconjugation Scientist.

Job duties include, but are not limited to:

Prepare, purify, and characterize high-quality antibody conjugates (e.g., ADCs, ARCs, DACs) with a high degree of independence to support discovery and development programs.

Experience with ADC characterization methods, including UV-Vis, SEC, HIC, RP, IEX, cIEF, and LC-MS preferred.

Hands-on experience with protein purification systems; proficiency with AKTA FPLCs preferred.

Implement state-of-the-art bioconjugation technologies (cysteine, lysine, site-specific, and other approaches) and apply bioorthogonal chemistries to generate bioconjugates.

Develop purification strategies (up to 100 mg) using affinity, ion-exchange, hydrophobic interaction, size exclusion, and tangential flow filtration.

Maintain thorough documentation of experimental procedures in an electronic notebook and prepare reports and technical documents as needed.

Present periodic updates and findings to project teams and management.

Job requirements include, but are not limited to:

MS in chemistry, biochemistry, or a related scientific discipline with 5+ years of independent, lab-based research experience required.

Ph.D. with 0-1 year of relevant post-doc/industry experience may also be considered.

Thorough understanding of the theory of above-mentioned techniques. 

Excellent communication skills – verbal and written.

Works well both within a team and as an individual.

Demonstration of excellent team player and collaboration skills, very strong attention to detail, very strong problem-solving skills, a high level of learning agility, and the ability to work across functions.

The ideal candidate will be enthusiastic and self-motivated, with the leadership and communication skills necessary to operate effectively in a fast-paced multidisciplinary environment with flexibility and an adaptable approach to goal delivery.

This is a day shift position (approx. 8a-5p local time).

Cogent Scientific provides equal employment opportunities to all applicants and does not discriminate based on any legally protected characteristic.

Additionally, if you require a reasonable accommodation during the application or interview process, please let us know.

This job posting will close by 6/1/2026 or when a candidate is identified, whichever comes first.