Scientist II, Discovery DMPK

Position: Scientist II, Discovery DMPK

Salary Range: $55,000-$65,000

Location: Exton, PA (onsite)

Pharmaron is a global contract research and manufacturing organization (CRO/CDMO) helping pharma and biotech companies bring new therapies to life. With over 25,000 employees worldwide across 28 locations in the US, UK, China, and Singapore, we support drug discovery through to manufacturing with fully integrated high-quality services.

We're proud of the impact we make and just last year, we supported 887 discovery projects
, 1,100+ CMC programs
, and 1,397 clinical trials across all phases. Our teams are involved in everything from small molecules, ADC's, biologics, and gene therapies and we work with more than 3,300 global customers
. To learn more, visit

Are you passionate about advancing drug discovery through innovative bioanalytical science? We're seeking a Scientist I/II to join our growing Discovery DMPK team. In this role, you'll contribute to critical in vivo pharmacokinetic (PK) and in vitro ADME studies, supporting pharmaceutical and biotechnology clients as they develop the next generation of therapeutics. This is an excellent opportunity for an analytical scientist with LC-MS/MS expertise who enjoys working in a collaborative, fast-paced contract research environment where scientific excellence and client service go hand in hand.

• Design scientifically sound studies that support sponsor and internal research objectives.
• Perform sample analysis for Discovery DMPK studies, including in vivo PK and in vitro ADME programs.
• Execute and optimize LC-MS/MS assays following established development guidelines.
• Review and execute study protocols while ensuring data integrity and scientific quality.
• Author protocols, technical reports, and study summaries.
• Process, analyze, interpret, and review scientific data.
• Troubleshoot analytical methods and resolve technical challenges.
• Collaborate with scientists, project managers, laboratory personnel, vendors, and commercial teams to ensure successful project execution.
• Serve as a Principal Investigator (PI) or Study Director (SD) within areas of expertise, as appropriate.

• Bachelor's degree in Pharmacokinetics, Chemistry, Biochemistry, or a related scientific discipline.
• Minimum 2 years of laboratory experience within a CRO, biotechnology, or pharmaceutical environment.
• Minimum 2 years of hands-on LC-MS/MS (Mass Spectrometry) experience.
• Experience supporting bioanalysis across diverse molecule types.
• Knowledge of in vivo pharmacokinetic studies.
• Strong scientific writing, communication, organizational, and analytical skills.
• Ability to manage multiple priorities while maintaining exceptional quality and attention to detail.

• Detail-oriented with exceptional scientific integrity.
• Self-motivated and adaptable in a collaborative environment.
• Comfortable working independently while contributing to cross-functional teams.
• Committed to quality, compliance, and continuous improvement.

• Full-time, 100% on-site laboratory position.
• Work in both laboratory and office settings.
• Ability to stand or sit for extended periods.
• Lift up to 15 pounds as needed.
• Use standard laboratory equipment while wearing required personal protective equipment (PPE), including laboratory coats, gloves, and safety eyewear.

Pharmaron is a premier service provider for the life sciences industry. Founded in 2004, Pharmaron has invested in its people and facilities and established a broad spectrum of research, development, and manufacturing service capabilities throughout the entire drug discovery, preclinical, and clinical development process across multiple therapeutic modalities, including small molecules, biologics, and CGT products. With over 25,000 employees and operations in the US, UK, China, and Singapore.

Pharmaron has an excellent track record in delivering R&D solutions to its partners in North America, Europe, Japan, and China.

You will thrive in our inclusive and collaborative environment, where teamwork and innovation go hand in hand. Here, your voice matters, and your contributions make a real impact. "Employees Number One" and "Clients Centered" are the core cultural values  culture, which sets Pharmaron apart from other organizations, has evolved from our deep commitment to our employees, partners, and collaborators.

• Comprehensive Medical, Dental & Vision Insurance with significant employer contributions
• 401(k) Retirement Plan with generous employer matching
• Generous Paid Time Off (PTO), Paid Sick Leave & Company Holidays to support work-life balance
• Employer-funded Health Savings Account (HSA) contributions (for eligible plans), plus Healthcare & Dependent Care Flexible Spending Accounts
• 100% Employer-paid Employee Life Insurance, AD&D, Short- and Long-Term Disability Insurance
• Employee…