Process Development Senior Principal Scientist
- Employer
- Amgen
- Location
- Thousand Oaks, California
- Posted date
- Sep 28, 2026
View more categories
- Discipline
- Engineering, Manufacturing & Production, Science/R&D, Process Engineer, Process, Biotechnology
- Required Education
- Doctorate/PHD/MD
- Position Type
- Full time
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Job Details
Join Amgens Mission of Serving Patients
At Amgen, if you feel like youre part of something bigger, its because you are. Our shared missionto serve patients living with serious illnessesdrives all that we do.
Since 1980, weve helped pioneer the world of biotech in our fight against the worlds toughest diseases. With our focus on four therapeutic areas Oncology, Inflammation, General Medicine, and Rare Disease we reach millions of patients each year. Amgen is advancing a broad and deep pipeline of medicines to treat cancer, heart disease, inflammatory conditions, rare diseases, and obesity and obesity-related conditions. As a member of the Amgen team, youll help make a lasting impact on the lives of patients as we research, manufacture, and deliver innovative medicines to help people live longer, fuller happier lives.
Our award-winning culture is collaborative, innovative, and science based. If you have a passion for challenges and the opportunities that lay within them, youll thrive as part of the Amgen team. Join us and transform the lives of patients while transforming your career.
Process Development Senior Principal Scientist
What you will do
Lets do this. Lets change the world. In this vital role you will join our Pivotal Drug Product Technologies group in Thousand Oaks, CA. This group supports drug product commercial formulation development as well as formulation/fill/finish process development for Amgens Late-Stage biologics.
The Senior Principal Scientist will provide technical and project leadership while integrating information generated by functionally diverse teams to ensure success through the commercialization process.
The ideal candidate will bring hands-on experience in ADC drug product formulation anddrug product process development, includinga mechanisticunderstanding of linker-payload attributes,stability/process-relevant degradation pathways, and analytical strategies used to characterize ADCCQAs. This candidate will integrate formulation, analytical, and process data to guide product design,applycutting-edgetechnologies (including AI/ML), and collaborate cross-functionally to deliver high-quality, stable, and manufacturable drug products for developmentin a fast-paced environment.
Lead planning, design, execution, and documentation of laboratory studies related to drug product design, formulation, and process development, and tech transfer
Deliver progress reports and presentations to ensure management awareness and engagement of the status, progress, and future program and functional needs
Author and review guideline documents, technical protocols, reports, product impact assessments, regulatory submissions, and developing responses to regulatory questions
Develop and characterize liquidandlyophilizedformulations for biologics, with particular emphasis on ADC drug product formulation, handling, and lab-scale sterile filling.
Lead internal and external technology transfer activities, including collaboration with CMOs/CDMOs, process fit assessments, and troubleshooting during manufacturing campaigns.
Apply machine learning, AI, and data science to predictive modeling, workflow acceleration, and decision-making.
Serve as a Drug Product Team Lead of a matrixed team to develop strategy in support of commercialization and life cycle management of Amgens pipeline
Manage team of engineers and scientists to advance program and functional objectives
Work effectively in a highly matrixed team environment to influence and inspire change, efficiency, and foster positive relationships
Ability to travel domestically and internationally up to 10% of the time
What we expect of you
We are all different, yet we all use our unique contributions to serve patients. The professional we seek is a leader with these qualifications.
Basic Qualifications:
Doctorate degree PhD OR PharmD OR MD and 2 years of Scientific experience
OR
Masters degree and 5 years of Scientific experience
OR
Bachelors degree and 7 years of Scientific experience
Preferred Qualifications:
Advanced degree in Engineering, Pharmaceutics, Biotechnology, Material Science or related subject area
8+ years of experience in pharmaceuticals/biotechnology
5+ years of experience that includes elements of formulation and fill/finish process development, process characterization, technical transfers to manufacturing sites, and statistical design and analysis of experiments, and regulatory authoring
Proven experience in formulation development, stability testing, and fill/finish operations for biologics; direct ADC drug product formulation experience is strongly preferred.
Demonstrated understanding of ADC drug product development considerations, including linker-payload stability, drug-to-antibody ratio, free drug or payloaddegradation, quality attributes, and product/process comparability.
Experience integrating formulation, stability, and analytical data to advance ADC candidates is highly desirable.
Strong foundationin analytical and biophysical techniques relevant to ADCs and biologics (e.g., UPLC/HPLC, SEC, IEX, RP-HPLC, HIC, CE-SDS, subvisible particle analysis, etc.).
Technical leader with demonstrated results driving forward programs
Experience in drug product regulatory strategy, RTQs, and agency engagement
Knowledge of, and hands-on experience with, bringing new biotech products to market, across various dosage forms and device delivery systems
Experience with programming (e.g. Python, R, MATLAB) and database languages (e.g.
SQL), as well as data visualization tools (e.g. Tableau, Spotfire, D3js)
Proficiency in at least one statistical software package (e.g. SAS, JMP or Minitab)
Experience participating and leading global multi-functional teams
Outstanding knowledge of formulation, aseptic processing and manufacturing of biotechnology products, vials, syringes, cartridges, devices, disposables, modeling, and the associated GMP/Device documentation and regulatory filings
Strong problem solving and effective multi-functional interpersonal skills
Willing and able to learn new technologies at a rapid pace
What you can expect of us
As we work to develop treatments that take care of others, we also work to care for your professional and personal growth and well-being. From our competitive benefits to our collaborative culture, well support your journey every step of the way.
The expected annual salary range for this role in the U.S. (excluding Puerto Rico) is posted. Actual salary will vary based on several factors including but not limited to, relevant skills, experience, and qualifications.
In addition to the base salary, Amgen offers a Total Rewards Plan, based on eligibility, comprising of health and welfare plans for staff and eligible dependents, financial plans with opportunities to save towards retirement or other goals, work/life balance, and career development opportunities that may include:
A comprehensive employee benefits package, including a Retirement and Savings Plan with generous company contributions, group medical, dental and vision coverage, life and disability insurance, and flexible spending accounts
A discretionary annual bonus program, or for field sales representatives, a sales-based incentive plan
Stock-based long-term incentives
Award-winning time-off plans
Flexible work models where possible. Refer to the Work Location Type in the job posting to see if this applies.
Apply now and make a lasting impact with the Amgen team.
careers.amgen.com
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Application deadline
Amgen does not have an application deadline for this position; we will continue accepting applications until we receive a sufficient number or select a candidate for the position.
Sponsorship
Sponsorship for this role is not guaranteed.
As an organization dedicated to improving the quality of life for people around the world, Amgen fosters an inclusive environment of diverse, ethical, committed and highly accomplished people who respect each other and live the Amgen values to continue advancing science to serve patients. Together, we compete in the fight against serious disease.
Amgen is an Equal Opportunity employer and will consider all qualified applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability status, or any other basis protected by applicable law.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.
Company
We are all different, yet we have this in common: our mission to serve patients. This sense of shared purpose is key to our becoming one of the world’s leading biotechnology companies. It guides us as we continue to launch new medicines and reach millions of patients worldwide.
We live the mission.
We win together.
We thrive on continual challenge.
Our team of 22,000+ scientists and professionals worldwide bring distinct perspectives and experiences to all we do. We leverage our global talent to achieve together—to research, manufacture and deliver ever-better products and greater depth to our mission.
At Amgen, there is a strong correlation between our high level of diversity and performance. Because addressing issues with a wider range of perspectives and approaches leads to more creative problem-solving. Together, we’re transforming the promise of science and biotechnology into therapies that have the power to restore health.
Connect with us to explore how you can Win, Live, and Thrive at Amgen.
- Phone
- 805-447-1000
- Location
- Corporate Headquarters
One Amgen Center Drive
Thousand Oaks
California
91320-1799
