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Process Development Principal Scientist

Amgen
Thousand Oaks, United Statesfull_timeVerifiedPosted 17 Apr 2026
💰 $191,897/yr($141,837/yr$191,897/yr)

About the role

Career Category

Scientific

Job Description

Join Amgen’s Mission of Serving Patients

At Amgen, if you feel like you’re part of something bigger, it’s because you are. Our shared mission—to serve patients living with serious illnesses—drives all that we do.

Since 1980, we’ve helped pioneer the world of biotech in our fight against the world’s 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, you’ll 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, you’ll thrive as part of the Amgen team. Join us and transform the lives of patients while transforming your career.

R-242409 -Process Development Principal Scientist

What you will do

Let’s do this. Let’s change the world. In this vital role you will manage an integrated group of cell culture and purification scientists working together to advance Amgen’s rich, exciting and dynamic pipeline.

Located at our Thousand Oaks California site, this scientific leadership position will be responsible for the development, characterization, scale-up and support of upstream and downstream drug substance processes to enable commercial advancement of programs. The Pivotal Biologics Drug Substance Process Development organization supports the commercialization of the drug substance manufacturing processes for all late-stage programs across the Amgen portfolio, enabling advancement of programs from Ph II/III clinical trials to marketing application and commercial launch.

  • Lead a group to apply platform approaches and use solid problem-solving skills to rapidly solve development challenges and build robust processes with efficient experimentation. With Amgen’s biology first approach, the position provides the unique opportunity of being able to work on multiple modalities from antibodies and oncolytic viruses to bispecifics and siRNAs.
  • As part of this leadership role, they will develop strong teams and support staff in their career development.
  • Leadership of matrix cross-functional teams that deliver robust drug substance commercialization data packages (including authoring of CMC sections of regulatory documents, interaction with regulatory agencies, support of technology transfers and working with various contract development and manufacturing organizations).
  • Drive innovation and use out-of-the-box thinking to lead or support technology advancement efforts at Amgen.
  • Expand Amgen’s external eminence as well as representing Amgen in the external scientific community.

What we expect of you

We are all different, yet we all use our unique contributions to serve patients. The scientific 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
  • Master’s degree and 5 years of scientific experience
    OR
  • Bachelor’s degree and 7 years of scientific experience

Preferred Qualifications:

  • Doctorate in Chemical Engineering, Biochemical Engineering, or other relevant sciences with 4+ years of experience. Bachelor’s or Master’s degree with 10+ years of relevant industry experience would also be considered.
  • Proven track record problem solving and troubleshooting in a process development environment. Demonstrated ability to independently identify, develop and implement scientific solutions to practical problems.
  • Experience with drug substance commercialization activities, including interactions with regulatory agencies. Familiarity with design of experiments and statistical analysis of data.
  • Strong expertise in bioprocess development including cell culture, harvest, and purification.
  • Track record of innovation. Demonstrated eminence in the scientific community through a sustained record of peer reviewed publications and conference presentations.
  • Motivated self-starter with excellent interpersonal and organizational skills. Excellent verbal communication and scientific writing skills.
  • Leadership experience of progressively increased scope and a demonstrated ability to inspire and lead a group of scientists to deliver on complex and challenging objectives in defined timelines.
  • Demonstrated success working with diverse team

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Company

Amgen

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