Cookie Consent

This website uses cookies or similar technologies to enhance your browsing experience and provide personalized recommendations. By continuing to use our website, you agree to our Privacy Policy.

Please note:

We strongly encourage applications from individuals with disabilities, including those with autism or other forms of neurodivergence. Our company is committed to diversity, inclusivity, and creating a supportive work environment for all employees.

Scientist, LCMS PK Bioanalytical

|  Posted On: Sep 16, 2025

location:Andover, MA 01810

Permanent

mode of work:On-site

Log In and Apply

Job Summary

Job Title:  
Scientist, LCMS PK Bioanalytical

Posted Date:  
Sep 16, 2025

Duration:  
Permanent

Shift(s):  

09:00 - 18:00


Salary ($): 
77100.00 - 28500.00 per Yearly (compensation based on experience and qualifications)

We care about you! Explore Rangam’s benefits information

Description

Rangam is seeking candidates for a Direct Hire role as a Scientist, LCMS PK Bioanalytical  with our client Pfizer, one of the world’s largest pharmaceutical companies. Seeking candidates in Andover, MA or willing to relocate.

Use Your Power for Purpose

 

Pfizer Andover seeks a Scientist for its Discovery & Regulated PK LCMS group in PDM to support LCMS bioanalysis for biotherapeutics and ADC projects. Key duties include developing LC-MS PK assays, analyzing samples, reporting data, LC-MS instrument operation and maintenance. Candidates should have demonstrated experience in successfully executing LCMS PK/TK assays with complex bioanalytical procedures. Experience with immunoaffinity capture, tryptic peptide selection, quantitative LC-MS techniques, and ADC handling is preferred. Independence, attention to detail, and eagerness to learn are essential.

 

This role involves sample preparation and analyte enrichment from blood serum/plasma or tissue homogenates using protein or peptide immunoaffinity in conjunction with LCMS-based detection, contributing crucial PK/PD data for drug development, and collaborating within multidisciplinary teams. Responsibilities also cover assay qualification, technology development, data analysis, and presentations to project teams.

 

What You Will Achieve

 

In this role, you will:

  • Responsible for the development, qualification and implementation of PK/PD assays using mass spectrometry in support of discovery and preclinical projects.

  • Works with group leads or other discovery and regulated bioanalytical team members and project team members to accomplish goals.

  • Participates in technology development and implementation by exploring new workflows to expand the group’s PK LCMS bioanalytical capabilities.

  • Participate in all phases of mass spectrometry laboratory operations including technology evaluations, the development of sample preparation and separation methods, data analysis, interpretation, reporting and follow up discussions with the project teams on utilizing the data in appropriate decision making.

  • Ensure all tasks and responsibilities are carried out according to scientific and ethical standards e.g. responsible for electronic notebook record keeping; QC and peer review of data and reports.

 

Here Is What You Need (Minimum Requirements)

  • Qualified applicants hold an MS with 4+ years of relevant work experience, ideally mostly in industry (or BS/BA with 6+ years of experience).

  • Expertise in development, characterization, and implementation of bioanalytical LCMS assays.

  • Experience in the operation and troubleshooting of LCMS instrumentation and associated operating/data analysis software including Skyline, Analyst, Sciex OS and Xcalibur.

  • Hands-on experience of biological sample preparation procedures for quantitative LCMS assays on biotherapeutics.

  • Knowledge of protein biochemistry of therapeutic antibodies, fusion proteins or ADCs.

 

Bonus Points If You Have (Preferred Requirements)

  • Expertise in quantitative tissue bioanalysis and extraction methodologies of large molecules.

  • Expertise in biological sample preparation techniques (immunoaffinity, tryptic digestion, tissue processing, conjugation, etc) of various biofluids.

  • Ability to work both independently and as part of a team, multitasking multiple programs.

  • Experience working in a regulated bioanalytical laboratory and knowledge of GLP’s is a plus.

  

NON-STANDARD WORK SCHEDULE, TRAVEL OR ENVIRONMENT REQUIREMENTS

• Lab based position requiring to perform all typical laboratory related activities

• Based in Andover

• Occasional travel to Cambridge (Kendal Square) is required, depending on project needs


Work Location Assignment: On Premise

 


 

The annual base salary for this position ranges from $77,100.00 to $128,500.00. In addition, this position is eligible for participation in Pfizer’s Global Performance Plan with a bonus target of 7.5% of the base salary. We offer comprehensive and generous benefits and programs to help our colleagues lead healthy lives and to support each of life’s moments. Benefits offered include a 401(k) plan with Pfizer Matching Contributions and an additional Pfizer Retirement Savings Contribution, paid vacation, holiday and personal days, paid caregiver/parental and medical leave, and health benefits to include medical, prescription drug, dental and vision coverage. Learn more at Pfizer Candidate Site – U.S. Benefits | (uscandidates.mypfizerbenefits.com). Pfizer compensation structures and benefit packages are aligned based on the location of hire. The United States salary range provided does not apply to Tampa, FL or any location outside of the United States.

 

 

 

 

Relocation assistance may be available based on business needs and/or eligibility.

 

 

Sunshine Act 

Pfizer reports payments and other transfers of value to health care providers as required by federal and state transparency laws and implementing regulations.  These laws and regulations require Pfizer to provide government agencies with information such as a health care provider’s name, address and the type of payments or other value received, generally for public disclosure.  Subject to further legal review and statutory or regulatory clarification, which Pfizer intends to pursue, reimbursement of recruiting expenses for licensed physicians may constitute a reportable transfer of value under the federal transparency law commonly known as the Sunshine Act.  Therefore, if you are a licensed physician who incurs recruiting expenses as a result of interviewing with Pfizer that we pay or reimburse, your name, address and the amount of payments made currently will be reported to the government.  If you have questions regarding this matter, please do not hesitate to contact your Talent Acquisition representative. 

 

EEO & Employment Eligibility 

It is the policy of Rangam Consultants, Inc. to provide equal employment opportunities to all applicants and employees without regard to any legally protected status such as race, color, religion, gender, national origin, age, disability or veteran status. 

 

To find out more about Rangam, and this role, click the apply button.