Jobs / United States / Genscript USA INC
Protein Purification Associate Scientist
Genscript USA INC · 🇺🇸 Piscataway, New Jersey, United States
Sponsorship verdict
Sponsorship possible
One solid signal, not two — worth applying, and worth asking about sponsorship early.
- Employer is on a government sponsor recordThe US Department of Labor certified 31 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. USCIS also records 3 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
- The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
- No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- What Genscript USA INC paid sponsored hires in similar roles2 certified filings for “Senior Scientist” (Molecular and Cellular Biologists) in NJ: $75k–$128k, median $102k. Most were filed at wage level I (50%) — 1 lottery entry, ≈15% projected selection odds for cap-subject employers. Source: US Department of Labor LCA disclosure data (Oct 2025 – Jun 2026).
- Confirmed live todayWhen a source last listed this job as open.
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
A verdict summarises public evidence; it is not legal advice and never a guarantee — the employer and the immigration authority decide. Sign in to factor in where you can already work.
Or apply yourself on the official page →
Sponsor Radar — Genscript USA INC
The US Department of Labor certified 31 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. USCIS also records 3 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
Past sponsorship or register membership never guarantees sponsorship for this vacancy or for you. Full Sponsor Radar for Genscript USA INC →
About the role
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: • Perform protein purification using a variety of 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. 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. #LI-EB1 #GS 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