Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Scientist, Chemistry

$117k - $184.2k
Full-time

MSD

Job Description

Our Company is seeking creative chemists for positions within the Discovery Chemistry Department. The successful candidate will join multidisciplinary, highly collaborative discovery teams to invent novel medicines by applying innovative synthetic chemistry, analytical techniques, and data analysis to design and synthesize drug candidates and intermediates. Additionally, you will have the opportunity to expand your knowledge and skills through collaborations with talented and dedicated colleagues while advancing your career.

Specific responsibilities will include the following:

  • Act as an expert in the laboratory, executing on program and chemistry strategy.

  • Develop and utilize innovative synthetic, medicinal chemistry and/or chemical biology problem solving skills coupled with analysis of data sets to build structure-activity relationships.

  • Design, synthesize, purify, and characterize drug candidates and/or chemical probes in target identification and validation, hit-to-lead, and lead optimization programs.

  • Provide scientific mentoring and technical training of team members.

  • Establish a substantial external scientific presence including authoring significant scientific publications and presentations.

To accomplish the above, the successful candidate must be a creative and innovative scientist with strong organic synthesis, problem-solving, interpersonal, collaboration, and communication skills.

Education

  • B.S. in chemistry, chemical biology, medicinal chemistry, or a related scientific discipline with a minimum of seven (7) years of experience; M.S. in related fields with a minimum of four (4) years of experience; or a Ph.D. in related fields (to be received by Summer 2026).

Requirements

  • Prior experience in methodology/catalysis, total synthesis, chemical biology, bioconjugate chemistry, peptide synthesis, and/or physical organic chemistry

  • Ability to solve complex problems

  • Excellent interpersonal, collaboration, and communication skills

Required Skills:

Adaptability, Chemical Synthesis, Chromatography, Collaborative Communications, Creative Thinking, Data-Driven Decision Making, Motivation Management, Organic Chemistry, Organic Synthesis, Peptide Synthesis, Spectroscopy, Technical Training

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 salary range for this role is

$117,000.00 - $184,200.00

This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this 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

You can apply for this role through (or via the Workday Jobs Hub if you are a current employee). The application deadline for this position is stated on this posting.

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:

Not Indicated

Valid Driving License:

No

Hazardous Material(s):

N/A

Job Posting End Date:

09/12/2026

*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.

Vacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the Senior Scientist, Chemistry in Upper Gwynedd, PA vacancy
  • $117k - $184.2k

     ...seeking creative chemists for positions within the Discovery Chemistry Department. The successful candidate will join multidisciplinary...  ..., the successful candidate must be a creative and innovative scientist with strong organic synthesis, problem-solving, interpersonal,... 
    Senior
    Full time
    For contractors
    Summer work
    Local area
    Flexible hours

    Merck Sharp & Dohme (MSD)

    West Point, PA
    2 days ago
  • Jobtailor in Spring House, PA seeks a scientist to support formulation development and optimization of lentiviral vector drug product formulations from early to late-stage development. You will perform hands-on lab work designing, optimizing, and characterizing formulations... 
    Senior

    Jobtailor

    Spring House, PA
    4 days ago
  • The Center for Forensic Science Research & Education (CFSRE) in Horsham, PA, is seeking a Forensic Chemist to advance analytical methods, lead research, and mentor colleagues in a dynamic, ethically rigorous lab. This full-time role emphasizes collaboration with universities...
    Senior
    Full time

    The Center for Forensic Science Research & Education

    Horsham, PA
    6 days ago
  • Center for Forensic Science Research and Education (CFSRE) in Horsham, PA, seeks a Forensic Chemist Senior Scientist to lead advanced research and develop validated drug testing methods. You will mentor university partners and publish findings, contributing to high‑impact... 
    Senior

    CFSRE

    Horsham, PA
    6 days ago
  •  ...at & Johnson Innovative Medicine R&D is recruiting for a Senior Principal Scientist, Nonclinical Safety Lead within Preclinical Sciences and Translational...  ...L&A opportunities, as needed.Collaborate proactively with Chemistry, Manufacturing and Controls (CMC) functions to assure drug... 
    Senior
    Full time
    Local area

    Johnson & Johnson

    Spring House, PA
    2 days ago
  •  ...scientific innovations are built through collaborations. The Senior Analytical Chemist primary responsibility is independent...  ...Preferred: Graduate Degree (Master's or PhD) Bachelor's Degree in Chemistry, plus 4+ years of industry experience with at least 3 years of... 
    Senior
    Contract work
    Temporary work
    Work experience placement
    Immediate start
    Flexible hours

    Ott Scientific

    Warrington, PA
    more than 2 months ago
  • $137k - $235.75k

     ...more at Real-world Evidence & Advanced Analytics team within Johnson and Johnson Innovative Medicines is looking for outstanding scientists and leaders whose responsibilities include:Be a hands-on scientific and technical leader, leading a portfolio of RWE projects,... 
    Senior
    Full time
    Local area
    Immediate start

    Johnson & Johnson

    Spring House, PA
    15 hours ago
  • Center for Forensic Science Research and Education (CFSRE) in Horsham, PA, seeks a Forensic Chemist with 2-5 years in forensic chemistry to lead analytical method development and drug material testing. You will work on GC-MS, LC-MS workflows, data interpretation, and reporting... 
    Senior

    CFSRE

    Horsham, PA
    6 days ago
  •  ...from lab to life while championing patients every step of the way.Learn more at are searching for the best talent for a Senior Principal Scientist, Bioanalytical Outsourcing, located in Spring House, PA. Purpose: This is a scientific position within the Bioanalytical... 
    Senior
    Full time
    Work experience placement
    Local area
    Worldwide

    Johnson & Johnson

    Spring House, PA
    15 hours ago
  • $282.2k

    Job DescriptionThe Senior Director (Sr. Principal Scientist) has primary responsibility for the strategic planning and directing clinical research activities involving investigational compounds in Immunology. With a focus on late-stage development, the Senior Clinical... 
    Senior
    Full time
    For contractors
    Local area
    Flexible hours

    Merck Sharp & Dohme (MSD)

    North Wales, PA
    3 days ago
  •  ...dive into the dynamic world of forensics as a Forensic Chemist Senior Scientist at the Center for Forensic Science Research and Education (...  ...practical casework designed to drive the field of forensic chemistry forward. In this role, you will: Conduct Advanced Research:... 
    Senior
    Shorter hours
    Full time

    The Center for Forensic Science Research & Education

    Horsham, PA
    5 days ago
  • Universal Health Services seeks a Clinical Informaticist II - Pharmacy to lead Cerner pharmacy build, optimization, and maintenance. You will design medication catalogs, order sentences, CDS and workflows to support patient safety and compliance. Collaborate with pharmacy...
    Senior

    Universal Health Services

    King of Prussia, PA
    6 days ago
  •  ...Senior CRA/ CRA II ICON is a global healthcare intelligence and clinical research organisation united by a mission to bring new medicines and treatments to patients faster. As a values-driven organisation, integrity, collaboration, agility, and inclusion are at... 
    Senior
    Full time
    Remote work

    ICON plc

    Blue Bell, PA
    28 days ago
  •  ...Senior Clinical Research Associate - East Coast ICON is a global healthcare intelligence and clinical research organisation united by a mission to bring new medicines and treatments to patients faster. As a values-driven organisation, integrity, collaboration, agility... 
    Senior
    Full time

    ICON plc

    Blue Bell, PA
    8 days ago
  •  ...Senior CRA ICON is a global healthcare intelligence and clinical research organisation united by a mission to bring new medicines and treatments to patients faster. As a values-driven organisation, integrity, collaboration, agility, and inclusion are at the heart... 
    Senior
    Contract work
    For contractors

    ICON

    Blue Bell, PA
    2 days ago
  •  ...matter isolation, coursework in analytical chemistry, physical chemistry, and statistics...  ...Supply Chain, is currently looking for a Scientist Advanced Analytics , a global organization...  ...: ContractFunction: ResearchExperience level: Mid-Senior LevelIndustry: Pharmaceuticals
    Work at office
    Immediate start

    Artech

    Spring House, PA
    2 days ago
  • Job TitlePrimary experience developing automated test scripts to test SpringBoot REST servicesRequired SkillsJava (2-5 years)Selenium,Cucumber,Swagger/Postman,Jira,X-RayJob RequirementsPrimary experience developing automated test scripts to test SpringBoot REST servicesExperience...
    Senior

    Samprasoft

    Blue Bell, PA
    3 days ago
  • Amteck is hiring an Electrical Maintenance Technician to perform preventive maintenance, troubleshooting, inspection, and repair of electrical systems in industrial facilities. You will ensure compliance with NFPA 70B, OEM specs, and NETA standards to support uptime and...
    Senior

    Comfort Systems USA

    Hatfield, PA
    2 days ago
  • Job TitleHighly preferred local and nearby candidatesSQL ProgrammingExperience with Oracle PL/SQL as there is work related to migration from SQL to OracleExperience with Business Objects report creation/maintenanceExperience with Power BIStrong experience
    Senior
    Local area

    E-Solutions

    Hatfield, PA
    3 days ago
  • OverviewThe Senior Project Manager provides project-related management for small to mid-scale construction projects across various markets within an assigned Region or Division and is responsible for utilizing H&M's Project Management Methodology to manage all phases of... 
    Senior

    MasTec

    Blue Bell, PA
    1 day ago
  •  ...Timberlane, Inc. based in Montgomeryville, PA is seeking a Senior Staff Accountant to join its finance team. This full-time, onsite role offers a growth-track opportunity for someone early in their career who aspires to become a Controller. Candidates should have a Bachelor... 
    Senior
    Full time

    Timberlane

    Montgomeryville, PA
    2 days ago
  • Sr Software Engineer - (Java+Sprinboot+Kubernetes) (Remote)Location: Blue Bell, PAPosition Type: Contract (04-13-2026 to 10-13-2026) Rate: DOEJob Description An experienced engineer who designs, builds, and operates Java + Spring Boot microservices running in Kubernetes...
    Senior
    Contract work
    Remote work

    Georgia IT Inc

    Blue Bell, PA
    3 days ago
  • $110k - $140k

    KDM Engineering LLC in Philadelphia, PA, seeks a Senior Distribution Engineer with 10+ years of utility distribution experience, preferably with PPL Electric Utilities, to lead expansion efforts. The role requires leading complex electric distribution designs, conducting... 
    Senior

    KDM ENGINEERING LLC

    Lansdale, PA
    2 days ago
  • EyeBio is seeking a Senior Scientist to join Infectious Diseases and Vaccine Discovery. You will lead lab-based research on infectious and immune-based diseases, focusing on T and B cell biology, innate immunity, and cutting-edge methodologies. The role requires strong... 
    Senior

    EyeBio

    West Point, PA
    2 days ago
  • Merck is seeking a Translational PK/PD Senior Scientist to lead modeling efforts in a collaborative, cross-functional setting. The role focuses on biologics, protein therapeutics, and peptides, guiding dose predictions and modality selection through PK/PD, PBPK, and QSP... 
    Senior

    Merck

    West Point, PA
    3 days ago
  • Manchester Royal Eye Hospital, North Manchester General Hospital, Royal Manchester Children's Hospital, Royal Oldham Hospital, Salford Royal Hospital, Wythenshawe Hospital Ref 47154 County National Branch name Manchester Royal Eye Hospital, North Manchester General Hospital...
    Permanent employment
    Contract work
    Flexible hours

    PHOENIX Medical Supplies Ltd.

    Harleysville, PA
    6 days ago
  • Rowlands Pharmacy is seeking a talented and experienced Relief Pharmacist to support our hospital pharmacy services across Region 10. This is an excellent opportunity for a motivated professional who thrives in a dynamic environment and is passionate about delivering high...

    PHOENIX Medical Supplies Ltd.

    Harleysville, PA
    6 days ago
  • $125.4k - $213.1k

     ...come be a part of it! Reporting to the Director in Organon Regulatory CMC, the Associate Principal Scientist (Associate Director) is responsible for Regulatory Chemistry Manufacturing & Controls (CMC) aspects of clinical phase through market product registration for... 
    Full time
    Contract work
    Work experience placement
    Local area
    Remote work
    Relocation
    Visa sponsorship
    Flexible hours
    Shift work

    Organon

    Plymouth Meeting, PA
    3 days ago
  • Merck & Co. is seeking a Senior Research Scientist (R3) in West Point, PA, to lead biotransformation and metabolite identification efforts. The role focuses on enzyme-mediated metabolism, mass spectrometry, and mechanistic enzymology to identify drug metabolites and elucidate... 
    Senior

    Merck & Co.

    West Point, PA
    3 days ago
  • Merck & Co. is looking for a leader in Translational Medicine to drive early clinical development for immunology therapeutics. This role involves strategic planning and operational oversight of clinical programs, ensuring efficient execution for Phase 1b/2a trials. The ...
    Senior

    Merck & Co.

    West Point, PA
    5 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Scientist, Chemistry. Be the first to apply!