Protein Purification Associate Scientist

Peptide Atlas; Piscataway Township (NJ); On-site; USD 70,000 - 110,000; Full time

Job summary

GenScript USA Inc/ProBio Inc. in the US is seeking a Protein Purification Associate Scientist to join the US Protein Department.

You will perform downstream processing including protein purification, characterization, and documentation, contributing to high-quality biologics development. The ideal candidate holds a BS/MS in a life sciences field with 1+ years of purification experience, familiarity with AKTA systems, and strong organizational and communication skills.

Qualifications

• BS/MS in Molecular Biology, Cellular Biology, Biochemistry or related field with 1+ years of relevant experience in protein purification/characterization.
• Familiarity with AKTA systems and chromatography software is a strong plus.
• Strong organizational and documentation skills, with attention to detail and data integrity.
• Ability to work independently and as part of a team in a fast-paced environment.
• Excellent problem-solving and communication skills.
• Experience in a CRO or CDMO setting is preferred.

Responsibilities

• Perform protein purification using chromatography techniques such as affinity, ion exchange, size exclusion, and hydrophobic interaction.
• Prepare buffers and reagents following SOPs and project-specific protocols.
• Characterize protein products using SDS‑PAGE, Western Blot, HPLC, UV spectroscopy, BCA assay, and other analytical methods.
• Maintain accurate, complete, and timely documentation of experimental procedures and results.
• Troubleshoot and optimize purification protocols as needed to improve yield and purity.
• Collaborate closely with upstream, analytical, and quality teams to ensure project timelines and specifications are met.
• Assist in the revision and creation of SOPs, batch records, and technical reports.
• Support additional tasks and projects as assigned by the department supervisor.

Skills

Attention to detail

Documentation

Teamwork

Problem-solving

Communication

Independent work

Education

BS/MS in Molecular Biology, Cellular Biology, Biochemistry or related field

Tools

AKTA systems

Chromatography software

Job description

About GenScript

Founded in 2002 in New Jersey, GenScript Biotech Corporation accelerates innovation in biotech and healthcare by providing researchers and companies with the building blocks needed to develop groundbreaking treatments and products. Guided by its mission to Make People and Nature Healthier Through Biotechnology, and its role as a well-recognized biotechnology company, GenScript has a team of approximately 6,165 employees and has served more than 200,000 customers across over 100 countries and regions.

Job Summary:

We are seeking a skilled and detail-oriented Protein Purification Associate Scientist to join our US Protein Department. This role involves executing downstream processing activities including protein purification, characterization, and documentation. The ideal candidate will have a solid background in biochemistry, biotechnology, or a related field, along with hands-on experience in protein purification techniques in a laboratory or manufacturing setting.

Key Responsibilities:

1. Perform protein purification using a variety of chromatography techniques such as affinity, ion exchange, size exclusion, and hydrophobic interaction.
2. Prepare buffers and reagents following SOPs and project-specific protocols.
3. Characterize protein products using SDS‑PAGE, Western Blot, HPLC, UV spectroscopy, BCA assay, and other analytical methods.
4. Maintain accurate, complete, and timely documentation of experimental procedures and results.
5. Troubleshoot and optimize purification protocols as needed to improve yield and purity.
6. Collaborate closely with upstream, analytical, and quality teams to ensure project timelines and specifications are met.
7. Assist in the revision and creation of SOPs, batch records, and technical reports.
8. Support additional tasks and projects as assigned by the department supervisor.

Qualifications:

1. BS/MS in Molecular Biology, Cellular Biology, Biochemistry or related field with 1+ years of relevant experience in protein purification/characterization.
2. Familiarity with AKTA systems and chromatography software is a strong plus.
3. Strong organizational and documentation skills, with attention to detail and data integrity.
4. Ability to work independently and as part of a team in a fast‑paced environment.
5. Excellent problem‑solving and communication skills.
6. Experience in a CRO or CDMO setting is preferred.

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Benefits:

Benefits include medical, dental, and vision insurance as well as a 401(k) retirement plan with a company match that vests fully on day one. We offer paid parental leave after just three (3) months of employment, and a paid time off policy that includes vacation time, personal time, sick time, floating holidays, and company holidays. Additional benefits include flexible spending and health savings accounts, life and AD&D insurance, short- and long-term disability coverage, legal assistance, and supplemental plans such as pet, critical illness, accident, and hospital indemnity insurance. We also provide commuter benefits, well‑being initiatives, and peer‑to‑peer recognition programs; demonstrating our ongoing commitment to building a culture where our people feel empowered, supported, and inspired to do their best work.

GenScript USA Inc/ProBio Inc. is a proud equal opportunity/affirmative action employer committed to attracting, retaining, and maximizing the performance of a diverse and inclusive workforce. It is the Company's policy to ensure equal employment opportunity without discrimination or harassment based on race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity or expression, age, disability, national origin, marital or domestic/civil partnership status, genetic information, citizenship status, uniformed service member or veteran status, or any other characteristic protected by law.

GenScript USA Inc./ProBio Inc. maintains a drug‑free workplace.

Please note: Genscript USA Inc./ProBio Inc. will only contact candidates through verified application sources. GenScript/Probio does not request personal information from candidates through individual email or any other platform.