1mo ago

Process Development Senior Principal Scientist Bioconjugates

Us - California - Thousand Oakssenior
OtherDevelopment
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Quick Summary

Overview

Career CategoryScientific 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.

Technical Tools
OtherDevelopment
Scientific

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.

Responsibilities

~2 min read

Let’s do this. Let’s change the world. In this vital role you will join Amgen’s DSTS group within Process Development (PD) is responsible for the invention, development, and implementation of drug substance manufacturing processes and technologies to advance Amgen's exciting portfolio of synthetic and hybrid assets. Process chemists within our team apply their training to invent synthetic routes and chemical processes to support drug substance manufacturing from early to late-stage development. 

Amgen is currently seeking a talented Senior Principal Scientist who will lead a multidisciplinary team of chemists and chemical engineers in the development of efficient and sustainable manufacturing processes for bioconjugates, including antibody drug conjugates (ADCs), drive technology innovation, provide technical expertise, and develop and mentor staff within the organization. The successful candidate for this role will be a people-centered leader with deep expertise in bioconjugation process development and industrialization of bioconjugation manufacturing processes with a proven track record of scientific innovation and leadership within the pharmaceutical industry. The role will be located at our Thousand Oaks, California campus. 

  • →Lead a multidisciplinary project team in the development of sustainable and cost-effective processes for bioconjugate manufacturing at all stages of clinical development 
  • →Drive bioconjugation technology innovation  
  • →Support cGMP manufacturing and technology transfer to GMP production facilities 
  • →Develop strategies to ensure process performance through process understanding, modeling and characterization 
  • →Guide successful completion of project deliverables and ensure timelines are met 
  • →Work cross-functionally to deliver regulatory documents and support regulatory filings 
  • →Serve as a technical expert and keep current in the field of bioconjugation manufacturing 
  • →Coach and provide career and scientific / technical advice to colleagues within the organization

Requirements

~1 min read

We are all different, yet we all use our unique contributions to serve patients. The dynamic professional we seek is a leader with these qualifications.

  • Doctorate degree PhD OR PharmD OR MD [and relevant post-doc where applicable] and 3 years of Scientific experience
    OR
  • Master’s degree and 6 years of Scientific experience
    OR
  • Bachelor’s degree and 8 years of Scientific experience

  • Doctoral degree and 5+ years in the pharmaceutical industry with expertise in bioconjugate process development, preferably in Antibody Drug Conjugates (ADCs) with HPAPI linker-payload synthesis experience 
  • GMP manufacturing and technology transfer to CMOs 
  • Demonstrated functional representation on a CMC or PDT team 
  • Demonstrated ability to work within a dynamic and interdisciplinary environment to achieve results 
  • People-centered leadership skills in building strong teams through mutual trust and respect and exhibits Amgen leadership attributes of inspire, accelerate, integrate, and adapt 
  • Proven track record of publications, patents and presentations 

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.

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.

In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

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 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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157,737.05USD -213,408.95 USD

Location & Eligibility

Where is the job
Us - California - Thousand Oaks
On-site at the office
Who can apply
Same as job location

Listing Details

Posted
September 9, 2026
First seen
September 19, 2026
Last seen
October 11, 2026

Posting Health

Days active
21
Repost count
0
Trust Level
19%
Scored at
October 11, 2026

Signal breakdown

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Process Development Senior Principal Scientist Bioconjugates