Parexel

Sr. Scientist I - Analytical Chemistry and Molecular Biology - FSP

United States · Remote (country restricted) · Full time

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About the role

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EmployerParexel
LocationUnited States
Work styleRemote (country restricted)
Employment typeFull time
Employer posted7 Oct 2026

When our values align, there's no limit to what we can achieve.

At Parexel, we all share the same goal - to improve the world's health. From clinical trials to regulatory, consulting, and market access, every clinical development solution we provide is underpinned by something special - a deep conviction in what we do.

Each of us, no matter what we do at Parexel, contributes to the development of a therapy that ultimately will benefit a patient. We take our work personally, we do it with empathy and we're committed to making a difference.

We are looking for a Senior Scientist- Analytical Chemistry and Molecular Biology to work as a full-time employee of Parexel FSP on long-term assignment onsite at one of our clients located in Rahway, NJ. This position offers full benefits, sick time, 401K, paid holidays, and paid time off. This role does not offer sponsorship.

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Responsibilities

Support of high-throughput, pre-formulation, pre-qualification, robustness, and admixture testing
Analysis of samples through reporting of results and documentation following appropriate methods, protocols, and procedures
Sample management and monitoring of controlled temperature units
Follow all applicable laboratory safety and hygiene procedures

Qualifications - B.S. or M.S. in Chemistry, Chemical Engineering, Biochemistry, Biology or similar life sciences and relevant years of experience in analytical chemistry or biologics testing laboratory:

Senior Scientist - B.S. with 5+ years of experience; M.S. with 2+ years of experience

Required Skills and Experience

Must have separations experience for large molecules or plate-based assay experience
Experience in analyzing biologics including monoclonal antibodies and/or other therapeutic proteins using at least one of the following techniques:

HPLC / UPLC
Protein A Titer, SEC, IEX, AEX, CEX, or HIC
Electrophoretic methods CE-SDS and/or cIEF
ELISA (HCP, proA) and binding potency assay
qPCR and basic molecular biology techniques
High-throughput liquid handling system, e.g., Tecan, Bravo, etc.
Significant experience with the separation of small molecules, including hand-on instrumental experience and a demonstrated understanding of fundamental concepts and practices of separations science and chromatographic techniques will be considered in place of experience with large molecules

Basic instrument troubleshooting
Ability to follow complicated scientific protocols / procedures
Making accurate reagent preparations (dilutions / solutions / buffers / mobile phases)
Ability and willingness to train in molecular biology, immunoassay and analytical chemistry techniques
Proficient with Microsoft Office Applications (Outlook, Excel, Word, PowerPoint, Teams, etc.)
Excellent communication (oral and written) and attention to detail

Desired Skills and Experience

Familiarity with compendial testing such as UV 280, pH, and Physical Observations
Good documentation practice and use of electronic laboratory notebooks (ELNs)
Knowledge of LIMS and Empower
Sample submission and sample management
Monitoring of controlled temperature units
Experience with Biosafety Level 2 cabinets/hoods

About Parexel

Parexel FSP includes the CMC Operations group. We provide pharmaceutical and biopharmaceutical companies with qualified and talented technical professionals to support the development and delivery of new therapies.

For results-driven and caring individuals who want to make a meaningful difference in the world, Parexel is trusted by life sciences companies to meet their long-term staffing needs for scientists and engineers and related professionals in discovery and development of novel therapies, keeping patients at the center of everything we do, and where an inclusive community helps you be your best, transforming any career into a life-changing achievement.

Come join us!

#LI-DK1

EEO Disclaimer
Parexel is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to legally protected status, which in the US includes race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.

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