Principal Scientist (Oligonucleotide Conjugation)

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. 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.

Principal Scientist -Oligonucleotide Conjugation

What you will do

Let’s do this. Let’s change the world.

Responsibilities :

• Design, synthesize, purify, and analytically characterize oligonucleotide conjugates-including optimizing synthesis / conjugation / purification protocols.
• Drive technical execution of conjugation projects from start to finish and perform hands‑on conjugate synthesis (developing and optimizing conjugation strategies and purification methods).
• Serve as the oligonucleotide conjugation subject‑matter expert (SME) in cross‑functional team meetings. Conduct biophysical / biochemical assays (e.g. ELISA, SPR, FRET, BLI, DSF, DLS) to evaluate target binding and stability of oligonucleotide conjugates.
• Train as needed, collaborate with the Genetic Medicines group and cross‑functional teams to meet project objectives and timelines. Prepare research results for presentations, patent applications, and scientific publications. (This role supports Amgen’s pipeline of siRNA‑based therapeutics.)

Additional Responsibilities :

Perform hands‑on ligand, linker / spacer, and oligonucleotide synthesis at mg‑to‑gram scales, including designing, purifying, analyzing synthetic products and optimizing synthetic protocols. Maintain detailed electronic lab notebooks and remain complaint on safety & required training.

What we expect of you

We are all different, yet we all use our unique contributions to serve patients. The qualified professional we seek is a [Sr. Scientist with these qualifications.

Basic Qualifications :

Preferred Qualifications :

What you can expect from 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.

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 :

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.

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. Amgen is an Equal Opportunity employer and will consider you without regard to your race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, or disability status.

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