Scientist (LCMS / Bioanalysis)
South San Francisco, CA 94080
6 Months, Contract
On-site
Job Summary
- Job Title:
- Scientist (LCMS / Bioanalysis)
- Posted Date:
- Nov 10, 2025
- Duration:
- 6 Months, Contract
- Shift(s):
-
08:00 - 16:00
- Salary ($):
- 62.48 - 63.07 per Hourly (compensation based on experience and qualifications)
- We care about you! Explore Rangam’s benefits information
Talk to our Recruiter
- Name:
- Ankit Mohanty
- Email:
- ankitm@rangam.com
- Phone:
- 408-680-5179
Description
100% Onsite (9 AM - 5 PM Shift timings) (100% bench work)
3+years of experience (2+ with Masters).
LC-MS/MS ( or QQQ) experience with In-vivo samples
Industry exp in bioanalysis using mass spectrometry needed
- Experience on routine LC/MS-based bioanalysis to support in vivo PK, TK, and PK/PD studies
- Routine analysis work involved
- Small molecule exp will work as well
- Hands-on experience with automated liquid handling systems is highly desired.
- Hands-on experience with QQQ (SCIEX), qTOF (Agilent, Bruker, SCIEX) and/or Orbitrap (Thermo) mass spectrometers is highly desired.
- This will be more of a lab based routine work
- Small or large molecule exp will work
- People with industry exp will be given preference
- Bachelors degree or masters degree will be given more preference
- BS with 5+ years or MS with 2+ years in a pharmaceutical industry setting with a focus on mass spectrometry (Flexible with number of yrs as well)
- Hands-on experience with oligonucleotide analysis is highly desired
- Will not develop any methods from scratch
- Work with serum and tissue (Most likely serum or plasma)
- This will be mainly in vivo work
- Oligonucleotide analysis exp
What are the top 3-5 skills, experience or education required for this position?
- Degree in chemistry, pharmacology or other related fields. BS with 5+ years or MS with 2+ years in a pharmaceutical industry setting with a focus on mass spectrometry.
- Degree in chemistry, pharmacology or other related fields.
- BS with 5+ years or MS with 2+ years in a pharmaceutical industry setting with a focus on mass spectrometry
- Highly motivated, self-driven and results-oriented with excellent communication and presentation skills; capable of working both as a team player and individual contributor
- Hands-on experience with QQQ (SCIEX), qTOF (Agilent, Bruker, SCIEX) and/or Orbitrap (Thermo) mass spectrometers
- Experience on routine LC/MS-based bioanalysis to support in vivo PK, TK, and PK/PD studies
Client is seeking a highly motivated scientist to join the Biologics bioanalysis, characterization, and proteomics group.
- The main function of this position is to develop and implement LC/MS (liquid chromatography/mass spectrometry)-based bioanalysis and in vitro characterization assays for novel biologics entities.
- The successful candidate will be experienced in the development, optimization and implementation of novel and routine LC/MS-based bioanalytical methods to support in vivo PK, TK, and PK/PD studies as well as in vitro stability characterization of therapeutic proteins, peptides, and oligonucleotides.
- The candidate will be responsible for sample preparation, method development, bioanalytical assay operations, data analysis, report generation, and data presentation.
Key tasks and responsibilities:
- Operate and maintain LC/MS instruments to generate high-quality experimental data.
- Perform affinity purification of therapeutic proteins (including but not limited to monoclonal and bispecific antibodies, antibody drug conjugates, antibody-siRNA conjugates, and fusion proteins) from biological matrices.
- Analyze data and maintain detailed, accurate and comprehensive study documentation in electronic laboratory notebooks.
- Facilitate assay optimization and implementation to ensure laboratory capacity and data quality.
- Communicate data interpretation internally and externally.
Qualifications:
- Degree in chemistry, pharmacology or other related fields. BS with 5+ years or MS with 2+ years in a pharmaceutical industry setting with a focus on mass spectrometry.
- Highly motivated, self-driven and results-oriented with excellent communication and presentation skills; capable of working both as a team player and individual contributor.
- Prior industry experience in drug discovery/development is preferred. In-depth understanding of PK, TK and PK/PD studies and corresponding bioanalytical assays as well as in vitro characterization assays is highly desired.
- Hands-on experience with QQQ (SCIEX), qTOF (Agilent, Bruker, SCIEX) and/or Orbitrap (Thermo) mass spectrometers is highly desired.
- Hands-on experience with automated liquid handling systems is highly desired.
- Hands-on experience with oligonucleotide analysis is highly desired