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Process Development Senior Scientist

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Process Development Senior Scientist

US - California - Thousand Oaks Apply Now
JOB ID: R-246955 LOCATION: US - California - Thousand Oaks WORK LOCATION TYPE: On Site DATE POSTED: Jun. 11, 2026 CATEGORY: Scientific SALARY RANGE: 126,066.05USD -170,559.95 USD

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.

Process Development Senior Scientist

What you will do

Let’s do this. Let’s change the world. In this vital role you will the integrated Pharmaceutical Attribute Sciences (iPAS) department, located in Thousand Oaks, CA. This team plays a crucial role in pivotal phase analytical development, including method development, validation, transfer, process and product development support, and GMP testing of drug substances and drug products.

The analytical scientist will work closely with a team of analysts and scientists responsible for the technical aspects of developing analytical tools to gain understanding of key quality attributes in product and process for late phase synthetic small molecule, synthetic peptide, and/or siRNA programs. The analytical scientist will integrate and optimally utilize platform and in-depth product attribute knowledge to advance Amgen products and ensure success through pivotal clinical phases to marketing authorization application.

Responsibilities:

  • Define analytical control strategies and implement methodologies to support the development of late-phase clinical programs, with a strong ability to articulate the challenges and complexities associated with analytical control strategy development.
  • Develop, optimize, and authorize analytical methods for synthetic small molecules, synthetic peptide, and/or SiRNA release testing and characterization.
  • Collaborate closely with drug substance and drug product process development colleagues to achieve project objectives.
  • Provide analytical data to support drug substance and drug product development, including purity analysis, chiral purity and structure elucidation using mass spectrometry.
  • May lead activities and method transfer to contract manufacturing organization (CMO) or contract testing lab (CTL). Review and approve protocols, reports from CMO and CTL.
  • Support project team lead to author technical reports and analytical Chemistry, Manufacturing and Controls (CMC) sections in regulatory documents.
  • May lead and mentor a small group of scientists.

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 an individual with these qualifications.

Basic Qualifications:

Doctorate degree
OR
Master’s degree and 2 years of Scientific experience
OR
Bachelor’s degree and 4 years of Scientific experience
OR
Associate’s degree and 8 years of Scientific experience
OR
High school diploma / GED and 10 years of Scientific experience

Preferred Qualifications:

  • PhD in Analytical Chemistry, Organic Chemistry, Physical Chemistry, Material Sciences, Pharmaceutical Sciences, or related discipline.
  • 2+ year’s post-PhD experience in the pharmaceutical or biotech industry, focusing on process and product development, and analytical method development for drug substances and products.
  • Strong understanding of small molecule analysis, structure elucidation and solid-state characterization informed by knowledge of organic chemistry.
  • Hands on experience in method development, validation, and transfer for in-process, release, and stability testing
  • Experience in peptide method development, characterization, and analytical control strategy especially having mass spectroscopy (MS) experience.
  • Proficiency in a broad spectrum of structure elucidation and physicochemical techniques including MS, UV, NMR, FTIR, etc.
  • Familiarity with USP monographs and chapters, and ICH/FDA guidance documents related to analytical method transfer and validation, impurities, mutagenic impurities, etc.
  • Solid understanding of GLP and GMP requirements and their application in a phase appropriate manner
  • Experience in technical transfer for non-GMP and GMP production and testing to external contract organizations, able to manage deliverables against timelines.
  • Excellent communication skills and ability to provide cross-functional leadership and guidance to CMC and non-clinical teams, e.g. informing and defending the Quality Target Product Profile
  • Ability to work effectively in cross-functional teams, and across various geographic locations in different time zones.
  • Excellent technical writing skills with attention to detail in authoring methods, specifications, technical reports, and regulatory filing documents

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, we’ll support your journey every step of the way.

This role is paid hourly. The expected annualized salary range for this role in the U.S. (excluding Puerto Rico) is $xxx,xxx.00 to $xxx,xxx.00. 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.

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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.

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