2,081,995open jobs
123,168companies
246,066added this week
Browse all
Salary
$87k – $137k per year
Location
In office (Rahway)
Seniority
Middle · 3+ years exp
Visa
No sponsorship (stated in the posting)
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 30, 2026. First seen by Alion on Oct 22, 2026. Merck & Co. scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Merck & Co. is an American pharmaceutical company founded in 1891 as the United States arm of the German firm Merck and made independent after the First World War, trading as MSD outside the United States and Canada. Its portfolio is dominated by the immuno-oncology drug Keytruda, alongside vaccines such as Gardasil and Vaxneuvance, hospital acute care products, and a large animal health business covering livestock and companion animals. The company is headquartered in Rahway, New Jersey, listed on the New York Stock Exchange, and spends a very large share of revenue on research into oncology, infectious disease and cardiometabolic therapies.
Backed by Aisling Capital, LAV

Job Description

Job Summary:

The Small Molecule Analytical Research and Development group has an opening for a Scientist based in Rahway, NJ. Join us and experience our culture first-hand - 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.

In your role as Scientist, you will be part of a team of Analytical Chemists working on cross-functional scientific teams to enable novel small molecule, peptide, and oligonucleotide drug development through laboratory-based analytical characterization and statistical data analysis.

Primary Responsibilities:

  • Support execution of Good Manufacturing Practices (GMP) activities such as release and stability testing to support development of active pharmaceutical ingredients (APIs), pharmaceutical formulations, and manufacturing processes using both traditional and advanced analytical tools.
  • Document the execution, procedure, results, and conclusions of experiments in a detailed and organized manner following ALCOA principals.
  • Troubleshoot and investigate any challenges associated with the GMP testing through active collaboration with cross-functional project teams and/or Quality stakeholders.
  • Validate and implement analytical methods to support release and stability testing of clinical materials.
  • Perform data entry, data review, and author analytical reports or data summaries.
  • Strong collaboration with fellow Analytical Research & Development colleagues as well as cross-functional partners such as Global Development Quality, Process Chemistry, and Pharmaceutical Operations.
  • Support compliance audit/inspection activities.

Education:

  • Bachelor of Science with at least 3 years relevant industry experience, or some relevant industry experience for applicants with a MS in Chemistry, Pharmaceutical Sciences, or other Life Sciences.

Required Skills:

  • Excellent written and oral communication skills, as well as interpersonal skills, are necessary to qualify for this role.
  • Ability to work in a team environment with cross-functional interactions.

Preferred Skills:

  • Hands-on experience in GMP operations, advanced chromatographic separation science, dissolution, spectroscopy analysis, and other analytical techniques.
  • Experience with Empower, data science, and LCMS are a plus.

Required Skills:

Analytical Chemistry, Analytical Development, Analytical Method Development, Analytical Reports, Assay, Cell-Based Assays, Chemistry, Chromatography, Drug Formulations, Good Manufacturing Practices (GMP), Laboratory Information Management System (LIMS), Laboratory Techniques, Pharmaceutical Products, Pharmaceutical Sciences, Product Formulation, Real Time Polymerase Chain Reaction (qPCR)

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. Asa 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:

$87,300.00 - $137,400.00

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:

No relocation

VISA Sponsorship:

No

Travel Requirements:

10%

Flexible Work Arrangements:

Not Applicable

Shift:

Not Indicated

Valid Driving License:

No

Hazardous Material(s):

N/A

Job Posting End Date:

11/5/2026

*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.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,081,995 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Science & Research
Similar stack
Same company
Rahway
≈ $67k – $141k per year (Estimated) · In office · Master's Degree · San Diego
Life Sciences
PCR
Apply
≈ $70k – $143k per year (Estimated) · Equity · In office · Full-Time · Bloomington
Chips/EDA
Statistical Process Control
Apply
≈ $98k – $196k per year (Estimated) · Remote (United States) · Full-Time · 5+ years exp · Bachelor's Degree · Sugar Land
DevOps
Windows
Robotics
Digital Twin
Life Sciences
Cell Culture
Bioreactors
GMP
Design of Experiments
Apply
≈ $61k – $124k per year (Estimated) · In office · 2+ years exp · Bachelor's Degree · Joliet
Apply
$91k – $132k per year · In office · 2+ years exp · Bachelor's Degree · Aurora
Apply
$176k – $284k per year · Remote (United States) · Full-Time · Master's Degree · Indianapolis
Life Sciences
GMP
Apply
≈ $5.5k – $14k per year (Estimated) · In office · Full-Time · Algiers
Life Sciences
GMP
Apply
≈ $39k – $87k per year (Estimated) · In office · Full-Time · High School Diploma · Green
Life Sciences
GMP
Apply
$190k – $260k per year · Remote (likely United States) · Full-Time
Life Sciences
GMP
Apply
≈ $79k – $178k per year (Estimated) · In office · Full-Time · 5+ years exp · Bachelor's Degree · Bubendorf
Life Sciences
GMP
Apply
$142k – $224k per year · In office · Full-Time · 8+ years exp · Master's Degree · Rahway
AI/ML
Machine Learning
Chips/EDA
JMP
Life Sciences
Cell Culture
Bioreactors
GMP
Apply
$256k – $403k per year · Hybrid · Full-Time · 15+ years exp · PhD · Rahway
MedTech
IVDR
Apply
$117k – $184k per year · Hybrid · Full-Time · 5+ years exp · Bachelor's Degree · West Point
Chips/EDA
Minitab
Analytics
Power BI
Microsoft Excel
Life Sciences
GMP
Apply
$82k – $92k per year · In office · Full-Time · PhD · Rahway
AI/ML
Machine Learning
Apply
$117k – $184k per year · In office · Full-Time · Bachelor's Degree · Rahway
Design
SolidWorks
SpaceTech
GD&T
MedTech
ISO 13485
ISO 14971
IEC 62304
21 CFR Part 820
EU MDR
Design Controls
ISO 10993
Apply
$142k – $224k per year · In office · Full-Time · 8+ years exp · Master's Degree · Rahway
AI/ML
Machine Learning
Chips/EDA
JMP
Life Sciences
Cell Culture
Bioreactors
GMP
Apply
$311k – $489k per year · Hybrid · Full-Time · 5+ years exp · PhD · Rahway
Apply
$54k – $62k per year · In office · Full-Time · 2+ years exp · Rahway
Life Sciences
GMP
LIMS
Veeva
MedTech
CAPA
Apply
$173k – $273k per year · Hybrid · Full-Time · 10+ years exp · Bachelor's Degree · Rahway
Apply
$117k – $184k per year · In office · Full-Time · 4+ years exp · PhD · Rahway
Life Sciences
Flow Cytometry
GMP
Apply
See all jobs
This is one of many
2,081,995 more open roles from verified company boards, updated every day.