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PAREXEL International LLC Sr. Scientist I - Biologics HPLC Seperations Focus in United States

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Sr. Scientist I - Biologics HPLC Seperations Focus Northeast, Pennsylvania, United States of America Job IDR0000024892 CategoryMedical Sciences

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About this Role

We are looking to fill a Senior Scientist I – Biologics HPLC Seperations Focus position working 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.


Support of routine bioanalytical testing of samples from cell-line development, in-process, process development/characterization, forced degradation, release & stability, and pre-formulation. Other potential opportunities include method development/optimization, workflow optimization, and template development.


  • Support of high-throughput, pre-formulation, pre-qualification, robustness, or admixture testing

  • Results processing and documentation by following appropriate methods / protocols / procedures

  • Sample management and monitoring of controlled temperature units

  • Following all appropriate laboratory safety and hygiene procedures


  • BS (5+ yrs.) of relevant experience in analytical chemistry or biologics testing lab

  • MS (1+ yrs.) of relevant experience in analytical chemistry or biologics testing lab

Required Skills and Experience

  • Must have separations experience for large molecules

  • Experience in analyzing biologics including monoclonal antibodies and/or other therapeutic proteins using at least one of the following techniques:

  • Liquid Chromatography (HPLC / UPLC), such as Protein A Titer, Size Exclusion Chromatography (SEC), Ion Exchange Chromatography (IEX, AEX, CEX), Reverse Phase (RP), or Hydrophobic interaction chromatography (HIC)

  • Electrophoretic methods such as capillary electrophoresis sodium dodecyl sulfate (CE-SDS) and/or capillary isoelectric focusing (cIEF)

Desired Skills and Experience

  • High-throughput liquid handling systems such as Tecan, Bravo, Gilson etc.

  • Familiarity with compendial testing such as UV 280, pH, and Physical Observations

  • Ability to follow complicated scientific protocols / procedures

  • Making accurate reagent preparations (dilutions / solutions / buffers / mobile phases)

  • Good documentation practices & utilization in electronic lab notebooks (ELN)

  • Analytical software including SoftMax Pro and/or Empower

  • Knowledge of Laboratory Information Management Systems (LIMS)

  • Familiarity with Microsoft Office Applications (Outlook, Excel, Word, PowerPoint, OneNote, Teams, etc.)

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!

EEO Disclaimer

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