**Job Description** Our company is currently seeking an exceptional individual for a technical leadership position within the Supply Analytical Sciences (SAS) - Analytical Chemistry in Development and Supply (ACDS) organization located at Rahway, NJ. The successful candidate will be joining a group of innovative scientists with a focus on drug substance (API) analytical deliverables to drive lead-time reduction and efficiency gains in support of our company’s World Class Supplier and Operationalizing Quality goals. The Senior Scientist position is a laboratory-based scientific track role in a fast-paced, multidisciplinary team environment. The incumbent will be expected to influence external sites in our Company’s world-wide Manufacturing network in identifying, implementing, and troubleshooting laboratory test methods and workflows as well as material for ensuring compliant, robust, and responsive supply. **The incumbent will:** + Author analytical procedures, development and validation protocols and reports, technical reports, experimental designs, regulatory submission documents, etc. + Perform investigations with strong technical troubleshooting skills. + Provide documentation/technical input during inspections and audits (Regulatory and Internal) and have a working knowledge of data integrity. + Perform analytical analyzes in our Company's laboratories to support commercialization efforts associated with drug substance programs. A strong technical background with excellent problem‑solving skills, solid leadership abilities, strong knowledge of cGMP and Data Integrity are considered essential, as these will be key attributes necessary to facilitate the ability to influence change in efforts to realize Our Company’s Best Science vision. **Required Qualifications:** + MS in Analytical Chemistry or related discipline with at least 5 years of relevant pharmaceutical development experience or PhD in Analytical Chemistry or related discipline. + Working in analytical laboratory 75% of the time. + Working knowledge of analytical techniques used in commercial testing of raw materials, intermediates, and drug substances. + Strong verbal and written communication skills as well as flexibility to work in a dynamic environment (internal and external communications). + Demonstrate strong interpersonal skills with flexibility and sensitivity in dealing with different cultures. + Self-motivated to take ownership and accountability of issues and drive them to completion. + Ability to quickly adapt to changes and develop appropriate plans for managing risks. **Preferred Qualifications:** + Have working knowledge of developing various analytical techniques (e.g., chromatography, and spectroscopy) and product specification to support drug substance development and registration. + Have a fundamental knowledge of synthetic (organic) chemistry. + Have working knowledge of API development and commercialization. + Have experience working with contract manufacture organizations and/or contract research organizations. + Experience working in cross-functional teams. Current Employees apply HERE (https://wd5.myworkday.com/msd/d/task/1422$6687.htmld) Current Contingent Workers apply HERE (https://wd5.myworkday.com/msd/d/task/1422$4020.htmld) **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 (https://survey.sogosurvey.com/r/aCdfqL) 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 (https://www.eeoc.gov/sites/default/files/2022-10/22-088\_EEOC\_KnowYourRights\_10\_20.pdf) 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 (https://www.msdprivacy.com/us/en/CCPA-notice/) **U.S. Hybrid Work Model** Effective September 5, 2023, employees in office-based positions in the U.S. will be working a Hybrid work consisting of three total days on-site per week, Monday - Thursday, although the specific days may vary by site or organization, with Friday designated as a remote-working day, unless business critical tasks require an on-site presence.This Hybrid work model does not apply to, and daily in-person attendance is required for, field-based positions; facility-based, manufacturing-based, or research-based positions where the work to be performed is located at a Company site; positions covered by a collective-bargaining agreement (unless the agreement provides for hybrid work); or any other position for which the Company has determined the job requirements cannot be reasonably met working remotely. Please note, this Hybrid work model guidance also does not apply to roles that have been designated as “remote”. The salary range for this role is $114,700.00 - $180,500.00 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 https://jobs.merck.com/us/en/compensation-and-benefits . You can apply for this role through https://jobs.merck.com/us/en (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:** No **Travel Requirements:** 10% **Flexible Work Arrangements:** Not Applicable **Shift:** 1st - Day **Valid Driving License:** No **Hazardous Material(s):** n/a **Required Skills:** Adaptability, Adaptability, Analytical Chemistry, Analytical Method Development, API Development, Bioanalysis, Chemical Proteomics, Chemical Synthesis, Chemometrics, Chromatography, Communication, Cytopathology, Data-Driven Decision Making, Flow Cytometry, Laboratory Techniques, Laboratory Testing, Mass Spectrometry Based Proteomics, Motivation Management, Organic Chemistry, Pharmaceutical Development, Process Analytical Technology (PAT), Program Implementation, Protein Chromatography, Quality Initiatives, Risk Management {+ 4 more} **Preferred Skills:** **Job Posting End Date:** 07/8/2025 ***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:** R352923