Associate Scientist Jobs in New Jersey
Associate Scientist jobs in New Jersey are among the most active in the country, concentrated in pharmaceutical research and development, biotechnology, medical devices, and clinical testing, with openings at every level from recent graduates through senior research associates. The highest volume of hiring is in and around Princeton, New Brunswick, and the Route 1 corridor, where major employers such as Johnson & Johnson, Bristol Myers Squibb, and Merck maintain large research campuses. The most consistently in-demand specializations include analytical chemistry, cell biology, and assay development. Find a role that fits below and apply directly.
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Role Summary:
Join us and experience our culture firsthand - one of strong ethics & integrity, diversified experiences, exceptional science and a resounding passion for improving human health through innovative drug delivery technologies and predictive analytical tools. As part of our global team, you will have the opportunity to collaborate with talented and dedicated colleagues while developing and expanding your career.
The Associate Principal Scientist will serve as the scientific and operational supervisor for a team of specialists and scientists in Rahway supporting various GMP analytical activities including cleaning verification, method validation, solvent release, and in-process testing for drug substance and drug product across the entirety of our non-sterile clinical portfolio during 2nd shift operations at the Rahway site. The role will also require hands-on analytical lab support to enable the pipeline.
Primary Responsibilities:
- Serve as a scientific and operational supervisor for a team of specialists and scientists supporting cleaning verification, solvent release, and in-process testing for drug substance and drug product during 2nd shift operations.
- Support execution of Good Manufacturing Practices (GMP) analytical activities such cleaning verification, method validation and in-process testing.
- Document the execution, procedure, results, and conclusions of experiments in a detailed and organized manner following ALCOA+ principles.
- Ensure on time, right first-time analytical testing to enable clinical manufacture of drug substance and drug product.
- Provide technical and compliance oversight for lab investigations and deviations and to troubleshoot in the lab as necessary.
- Review and approval of GMP data, analytical reports, and SOPs.
- Ensure operational excellence and drive process improvements.
- Work collaboratively with internal stakeholders and partners such as Global Development Quality and Pharmaceutical Operations.
- Support internal and external compliance audit activities.
- BS or MS in chemistry or related science with at least 7 years of industry experience with pharmaceutical drug substance and/or product development.
- Ph.D. in chemistry or related science with at least 3 years of industry experience with pharmaceutical drug substance and/or product development.
- Excellent scientific communication skills.
- Demonstrated creativity.
- Effective interpersonal and collaborative skills.
- Demonstrated ability to lead teams to deliver high-quality results against firm deadlines.
- Ability to partner in a team environment with cross-functional interactions to drive results.
- Prior experience managing a GMP analytical lab that supports cleaning verification.
- IPC, and solvent release.
- Prior experience with lab investigations/deviations and compliance audits is a plus.
Required Skills:
Analytical Method Development, Analytical Testing, Assay Development, Biological Assay Development, Cell-Based Assays, Chromatographic Techniques, Cleaning Validations, Drug Development, High Resolution Mass Spectrometry (HRMS), Liquid Chromatography-Mass Spectrometry (LC-MS), Pharmaceutical Process Development, Process Analytical Technology (PAT), Protein Analysis, Regulatory Compliance Audits
Preferred Skills:
Current Employees apply HERE
Current Contingent Workers apply HERE
US and Puerto Rico Residents Only:
Our company is committed to inclusion, ensuring that candidates can engage in a hiring process that exhibits their true capabilities. Please click here if you need an accommodation during the application or hiring process.
As an Equal Employment Opportunity Employer, we provide equal opportunities to all employees and applicants for employment and prohibit discrimination on the basis of race, color, age, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability status, or other applicable legally protected characteristics. As a federal contractor, we comply with all affirmative action requirements for protected veterans and individuals with disabilities. For more information about personal rights under the U.S. Equal Opportunity Employment laws, visit:
EEOC Know Your Rights
EEOC GINA Supplement​
We are proud to be a company that embraces the value of bringing together, talented, and committed people with diverse experiences, perspectives, skills and backgrounds. The fastest way to breakthrough innovation is when people with diverse ideas, broad experiences, backgrounds, and skills come together in an inclusive environment. We encourage our colleagues to respectfully challenge one another’s thinking and approach problems collectively.
Learn more about your rights, including under California, Colorado and other US State Acts
The primary location for this posting is:
USA - New Jersey - Rahway
Where required by law, the compensation range for this role is provided below.
The salary range for the primary location of this role is:
$142,400.00 - $224,100.00
This range reflects the Company's reasonable expectation of the base salary applicable to this role at the time of posting. An employee’s position within the salary range will be based on several factors including, but not limited to relevant education, qualifications, certifications, experience, skills, geographic location, government requirements, and business or organizational needs. The successful candidate will be eligible for annual bonus and long-term incentive, if applicable.
We offer a comprehensive package of benefits. Available benefits include medical, dental, vision healthcare and other insurance benefits (for employee and family), retirement benefits, including 401(k), paid holidays, vacation, and compassionate and sick days. More information about benefits is available at https://jobs.merck.com/us/en/compensation-and-benefits.
Additional location(s): Please note the salary range above applies to the Primary Location of the position. Where a role has other listed locations, different compensation guidelines may apply. You may find the salary ranges for additional locations below. If the salary range is not listed for the location you are applying to, our Talent Acquisition team will provide further information to you relevant to your location.
Additional location(s) Compensation Information:
San Francisco Residents Only: We will consider qualified applicants with arrest and conviction records for employment in compliance with the San Francisco Fair Chance Ordinance
Los Angeles Residents Only: We will consider for employment all qualified applicants, including those with criminal histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance
Search Firm Representatives Please Read Carefully
Merck & Co., Inc., Rahway, NJ, USA, also known as Merck Sharp & Dohme LLC, Rahway, NJ, USA, does not accept unsolicited assistance from search firms for employment opportunities. All CVs / resumes submitted by search firms to any employee at our company without a valid written search agreement in place for this position will be deemed the sole property of our company. No fee will be paid in the event a candidate is hired by our company as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails.
Employee Status:
Regular
Relocation:
Domestic
VISA Sponsorship:
Yes
Travel Requirements:
10%
Flexible Work Arrangements:
Not Applicable
Shift:
2nd - Evening
Valid Driving License:
No
Hazardous Material(s):
n/a
Job Posting End Date:
11/20/2026*A job posting is effective until 11:59:59PM on the day BEFORE the listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date.
Requisition ID: R423267
See All 29 Associate Scientist Jobs in New Jersey
Find roles in New Jersey that match your experience and apply in just a few clicks.
Find Associate Scientist JobsAssociate Scientist Jobs by City in New Jersey
Where New Jersey roles are concentrated, by current openings.
Associate Scientist Job Market in New Jersey
A snapshot from current New Jersey openings, updated as new roles post.
Who's Hiring



Top Industries Hiring
- Biotechnology & Pharmaceuticals
What New Jersey Employers Look For
The qualifications that appear most often in associate scientist jobs across New Jersey.
- Bachelor's degree in biology, chemistry, biochemistry, or a closely related life science field
- Hands-on laboratory experience with cell culture, PCR, or chromatography techniques
- Proficiency with scientific data analysis software such as GraphPad Prism or LIMS platforms
- Ability to follow standard operating procedures and maintain detailed laboratory notebooks
- Familiarity with GLP or GMP regulatory environments common in New Jersey pharmaceutical settings
- Strong written communication skills for preparing technical reports and presenting experimental results
Associate Scientist Jobs in New Jersey: Frequently Asked Questions
How do you become a associate scientist in New Jersey?
Most associate scientist positions in New Jersey require at minimum a bachelor's degree in a life science discipline such as chemistry, biology, or biochemistry, though many roles at pharmaceutical and biotech employers prefer candidates with a master's degree or relevant research experience. New Jersey does not issue a state license specific to this role, so hiring decisions center on laboratory competency and academic credentials. Entry-level candidates strengthen their applications by completing internships or co-ops at New Jersey research institutions or industry partners before graduating.
Which companies hire associate scientists in New Jersey?
Employers hiring associate scientists in New Jersey right now include Merck, GenScript, and JPMorganChase, based on current listings on Migrate Mate as of November 2026. New Jersey's dense concentration of global pharmaceutical and biotech headquarters along the Route 1 and Route 202 corridors means openings appear consistently throughout the year rather than in seasonal surges.
Which New Jersey cities have the most associate scientist jobs?
The cities with the most associate scientist openings in New Jersey are Piscataway, Rahway, and Jersey City. Demand is driven by the heavy concentration of pharmaceutical and biotechnology campuses along the central New Jersey corridor, where long-established company headquarters and R&D facilities generate a steady flow of research-level positions across departments.
Are there remote associate scientist jobs in New Jersey?
Yes, but they're rare. Associate scientist work is largely hands-on and laboratory-based, which limits remote options significantly. About 33% of associate scientist openings tied to New Jersey are remote or hybrid as of November 2026, and those tend to be concentrated in data-heavy or computational sub-roles such as bioinformatics analysis or regulatory documentation rather than bench science.
How can I get hired as a associate scientist in New Jersey with little or no experience?
The most realistic entry path is applying to formal internship or rotational programs run by New Jersey pharmaceutical employers, which regularly hire recent graduates into associate or junior scientist roles. Companies with large New Jersey campuses frequently post new-graduate pipelines targeting candidates from Rutgers University, Rowan University, and other state institutions. Lateral moves from quality control technician or research assistant roles within the same organization are also common routes, and candidates who hold relevant certifications in laboratory safety or analytical instrumentation consistently stand out.
Where can I find and apply to associate scientist jobs in New Jersey?
You can find and apply to associate scientist jobs in New Jersey on Migrate Mate, which lists current openings across the state. Search the available roles, identify the ones that match your background and target location, and apply directly to the positions that fit.
See All 29 Associate Scientist Jobs in New Jersey
Find roles in New Jersey that match your experience and apply in just a few clicks.
Find Associate Scientist Jobs