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Scientist III or Principal Scientist I - LC-MS and Analytical Support - FSP

Parexel
United States-New Jersey-Remote, United States, United StatesRemotefull_timeVerifiedPosted 9 Jul 2026

About the role

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 Scientist III or Principal Scientist I  Liquid Chromatography – Mass Spectrometry (LC-MS) and Analytical Support  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 position does not offer any sponsorship.  

This is a laboratory-based role that maintains and operates open access LC-MS instrumentation and performs other tasks as assigned by the client. 
 
Responsibilities  

  • Checks instrument performance and suitability routinely, prepares mobile phases, and performs routine upkeep of open access LC-MS instruments 

  • Maintains accurate documentation and records, data/file transfer, etc. 

  • Communicates status of instruments to end-user. Responds to end-user repair calls for LC-MS instruments and troubleshoots/repairs simple issues such as leaks or clogs. 

  • Submits and coordinates repair tickets for more complex issues 

  • Assist with purity analysis of investigational compounds by LC and high-resolution MS experiments. 

  • Support the installation and qualification process for open access instruments, including coordination with vendors. 

  • LC and LC-MS analysis of small molecule samples as needed.  

Qualifications

Degree in Chemistry or closely related field and relevant years of experience as listed below:

  • Scientist III - BS with 3-5 years of experience; MS with 1-2 years

  • Principal Scientist I - PhD < 1 year experience; MS with 3+ years; BS with 7+ years

Required Skills And Experience  

  • Reversed-phase high-performance liquid chromatography (RP-HPLC) 

  • Experience with Waters, Sciex, or Agilent LC-MS instrumentation and software 

  • High resolution mass spectrometry 

  • Strong communication and coordination skills  

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Company

Parexel

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