Principal Scientist, Mixed Modality Product Development - Inhalation
$173.2k - $272.6kMSD Malaysia
- # Principal Scientist, Mixed Modality Product Development - InhalationApplyremote type: Not Applicablelocations: USA - New Jersey - Rahwaytime type: Full timeposted on: Posted Todaytime left to apply: End Date: June 20, 2026 (17 days left to apply)job requisition id: R395498**Job Description**The Mixed Modalities team is responsible for drug product development small, intermediate, and large molecules from preclinical toxicology studies to commercialization for parenteral and inhaled dosage forms. Our development teams ensure robust composition, primary packaging/device, and process selection through deep fundamental understanding and characterization such that the process is scalable without compromising stability, safety, efficacy, and delivery. During development, we leverage smart experimental design, cutting edge analytical tools, and predictive approaches to inform molecule, formulation, and process selection. In summary, our team enables the translation of preclinical candidates into non-oral drug products. We are seeking a highly motivated candidate for the position of Principal Scientist with deep subject-matter expertise to lead the design and development of integrated (single-entity) and non-integrated (co‐packaged/cross‐labelled) inhalation products (i.e. DPIs, MDIs, nebulizers, nasal sprays, etc.).The successful candidate must be able to collaborate in a fast-paced, integrated, multidisciplinary team environment. **Primary Duties*** Be a seasoned formulation scientist responsible for the design and development of inhaled dosage forms.* Provide active strategic and technical leadership on program development teams, interfacing with key stakeholders, and collaborating across functions to drive defined milestones.* Support both early and late-stage development candidates, including screening and development of robust drug product composition, combination product development, scalable process, primary packaging, compatibility characterization for processing and administration, and supporting regulatory filings.* Collaborate with key stakeholders across the organizations (Research Division / Manufacturing Division) to drive key capability evaluations / builds and champion strategic and innovation objectives aligned with organizational goals.* Maintain a strong network internally and across the external academic and regulatory community and build collaborations across internal company departments and key stakeholders.* Mentor and/or supervise a small group of scientists to perform the above duties and to develop the above capabilities. **Minimum Education Requirements*** Ph.D. with 8+ years industry experience, M.S. with 10+ years, or B.S. with 14+ years with a degree in Chemical / Biochemical Engineering, Pharmaceutics, Pharmaceutical Chemistry, Pharmaceutical Sciences, Chemistry, Biochemistry or related discipline**Required Experience and Skills*** Deep technical expertise in inhalation dosage forms (dry powder inhalers, metered dose inhalers, soft-mist inhalers, and/or nebulized formulations), including formulation, device interaction, and performance drivers.* Proven experience in formulation development for pulmonary delivery: particle engineering, aerosol performance optimization, dispersion, and stability of respirable particles* Hands-on knowledge of aerosol characterization methods and instruments: cascade impactors (NGI, ACI), aerodynamic particle size distribution (APSD), laser diffraction, Next Generation Impactor (NGI) operation and data interpretation* Proficiency with device development and device/formulation compatibility testing, including dose delivery metrics, emitted dose, fine particle fraction, and device performance troubleshooting.* Strong understanding of inhalation pharmacokinetics and lung deposition principles; experience with in vitro–in vivo correlation (IVIVC) and translating in vitro performance to clinical outcomes.* Experience with regulatory expectations and dossier preparation for inhalation products (CMC sections for NDAs/BLAs/MAAs), including familiarity with ICH, FDA, and EMA guidance relevant to inhalation products.* Practical knowledge of manufacturing and scale-up for inhalation products, including process development, technology transfer, and GMP considerations for device assembly and aseptic/non-aseptic steps where applicable.* Experience, desire, and a track record of effective mentorship of junior scientists towards timebound goals.* Strong knowledge of QbD principles and experience applying the QbD tools to drug product development, and experience in designing appropriate DOE studies to inform on risks.* Demonstrated experience leading cross-functional teams and driving key capability evaluations and technology selection / builds.* Excellent verbal and written communication skills, demonstrated initiative, strong interpersonal and collaboration skills, and a strong desire to learn and contribute.**Preferred Experience and Skills*** Experience with modeling and simulation tools for aerosol deposition or PK modeling (e.g., CFD, physiologically based PK models) is advantageous.* Experience influencing regulatory strategies and a track record of supporting global filings.* Prior experience working with biologic/large-molecule inhalation formulations is a plus.**#EligibleforERP****Required Skills:**Biopharmaceuticals, Chemical Engineering, Combination Products, Data Analysis, Dry Powder Inhalers (DPI), GMP Compliance, Innovative Thinking, Leadership Mentoring, Medicinal Chemistry, Mentorship, Pharmaceutical Process Development, Professional Collaboration, Professional Networking, Quality by Design, Regulatory Filings, Stakeholder Engagement, Strategic Thinking, Technology Transfer**Preferred Skills:**Current Employees apply HERECurrent 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 RightsEEOC GINA SupplementWe 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 ActsThe salary range for this role is$173,200.00 - $272,600.00This 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 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:**25%**Flexible Work Arrangements:**Not Applicable**Shift:**Not Indicated**Valid Driving License:**No**Hazardous Material(s):**n/a**Job Posting End Date:**06/20/2026**\*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.**Our company is a global health care leader with a diversified portfolio of prescription medicines, vaccines and animal health products. The difference between potential and achievement lies in the spark that fuels innovation and inventiveness; this is the space where we have codified our legacy for over a century. Our success is backed by ethical integrity, forward momentum, and an inspiring mission to achieve new milestones in global healthcare.
- J-18808-Ljbffr MSD Malaysia
Vacancy posted 4 days ago
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