Full-Time

Principal Scientist

Immunogenicity Bioanalytical Sciences

Updated on 8/17/2026

Amgen

Amgen

10,001+ employees

Biotech company creating biologic medicines

Compensation Overview

$138.1k - $186.8k/yr

+ Annual bonus + Stock-based long-term incentives

Thousand Oaks, CA, USA

In Person

Bachelor's, Master's, PhD

Category
Biology & Biotech (1)
Required Skills
Cell Biology
Biochemistry
Data Analysis

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Requirements
  • A doctorate in Biochemistry, Molecular Biology, Cell Biology, Immunology, or a related field, with relevant postdoctoral experience where applicable, and two years of scientific or technical industry experience; or a master's degree and five years of scientific or technical industry experience; or a bachelor's degree and seven years of scientific or technical industry experience.
  • Experience working under Good Laboratory Practices and knowledge of Good Clinical Practices guidelines.
  • Knowledge of statistical approaches applied to immunogenicity assays.
  • Knowledge of drug-tolerant assay formats for anti-drug antibody and neutralizing antibody detection.
  • Knowledge of cell-based assay formats for neutralizing antibody detection.
  • Knowledge of predictive immunogenicity methods using cell-based or ligand-binding methods.
  • Ability to analyze and interpret data to assist in assay development, validation, and troubleshooting.
  • Previous experience working in a matrixed environment to implement immunogenicity assay development, validation, and sample analysis.
  • Project management skills to meet critical timelines associated with activities supporting nonclinical and clinical studies.
  • Ability to collaborate with cross-functional teams while working independently.
Responsibilities
  • Support the design, development, validation, and implementation of assays for detecting binding and neutralizing anti-drug antibodies for large-molecule and protein therapeutics in GLP preclinical and regulated clinical studies.
  • Implement suitable and innovative immunogenicity methods in accordance with global regulatory guidelines.
  • Collaborate with drug development teams, research groups, and compliance representatives to ensure assay-format suitability for therapeutic programs.
  • Work with the outsourcing team to transfer assays to global bioanalytical contract research organizations.
  • Contribute to regulatory filing documents and provide responses to questions received during regulatory review.
  • Supervise or mentor laboratory staff.
  • Analyze and interpret data to support assay development, validation, and troubleshooting.
  • Manage multiple projects and activities supporting nonclinical and clinical studies.
  • Collaborate with cross-functional teams while working independently.
Desired Qualifications
  • Demonstrated expertise in developing, validating, and overseeing immunogenicity assays for detecting anti-drug binding and neutralizing antibodies according to current global regulatory guidelines.
  • Experience transferring immunogenicity assays to bioanalytical contract research organizations.
  • Supervisory and mentoring experience in a laboratory setting.
  • Ability to multitask and manage multiple projects, with strong verbal and written communication skills and motivation, creativity, and collaborative qualities.

Amgen develops medicines that treat serious illnesses by using biologic therapies made from living cells. These therapies are designed to target specific disease processes, such as cancer, cardiovascular disease, and autoimmune conditions, and are produced through biotechnology methods that create proteins or antibodies. Amgen’s products are sold to patients and healthcare providers worldwide, with revenue funding ongoing research and development to discover new treatments. The company stands out by focusing on biologic medicines at a large scale and maintaining a steady pipeline of potential therapies across multiple disease areas, supported by global manufacturing and a commitment to bringing therapies to patients. Its goal is to improve patient outcomes by discovering and delivering new, effective treatments while reinvesting a significant portion of earnings into research and development.

Company Size

10,001+

Company Stage

IPO

Headquarters

Thousand Oaks, California

Founded

1980

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Simplify's Take

What believers are saying

  • Q2 2026 revenue rose 10% to $10.1 billion; guidance increased to $38.2-$39.4 billion.
  • Repatha grew 37%, Evenity 38%, and Uplizna 90% in Q2 2026.
  • Colorado’s Enbrel price cap was blocked on July 1, 2026, preserving legacy cash flow.

What critics are saying

  • FDA proposed Tavneos withdrawal on April 27, 2026; a hearing loss kills ChemoCentryx economics.
  • Tavneos retraction and liver-injury findings threaten Amgen’s credibility with regulators and investigators in 2026.
  • Prolia erosion and patent battles, including Delaware’s June 2026 verdict, pressure margins until 2027.

What makes Amgen unique

  • MariTide’s monthly-to-quarterly dosing targets obesity convenience versus weekly GLP-1 rivals in 2027.
  • Amgen’s 2026 base is unusually diversified: Repatha, Evenity, Uplizna, Tezspire, and Imdelltra.
  • Amgen’s 2027 Hyderabad Science and Innovation Center expands AI-linked discovery capacity globally.

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Benefits

Professional Development Budget

Conference Attendance Budget

Company News

Yahoo Finance
Aug 14th, 2026
Amgen and Regeneron emerge as GLP-1 investment alternatives beyond Eli Lilly and Novo Nordisk

Amgen and Regeneron could benefit from surging demand for GLP-1 drugs, which traditionally treated diabetes but now address obesity and obstructive sleep apnea. Amgen's stock is up 27% this year, with second-quarter revenue rising 10% year-over-year to $10.1 billion. The company is testing MariTide, an investigational GLP-1 medicine, in phase 3 studies for weight management and diabetes. MariTide could be administered monthly or less frequently, offering a convenience advantage over current daily or weekly treatments. Regeneron is also positioned to capitalise on the GLP-1 market expansion. Both companies present alternatives to current market leaders Eli Lilly and Novo Nordisk for investors seeking exposure to the growing GLP-1 drug category.

PR Newswire
Aug 12th, 2026
Amgen to open new science and innovation centre in Hyderabad's Genome Valley

Amgen announced plans to open a new Science and Innovation Center in Genome Valley, Hyderabad, expected to be operational in 2027. The facility will join Amgen's global Research and Development network of seven research laboratories, expanding the company's scientific capabilities. The center will bring together scientists and technologists across discovery chemistry, drug metabolism and pharmacokinetics, and precision medicine. It will integrate experimental science with data and digital innovation to accelerate the discovery and development of medicines. "The new center in Genome Valley expands the way we integrate experimental science with data and technology across our global research capabilities," said Jay Bradner, executive vice president of Research and Development, Artificial Intelligence and Data at Amgen. The facility will complement Amgen's existing technology and innovation site in Hyderabad.

Yahoo Finance
Aug 9th, 2026
Amgen fair value rises to $372 after Q2 beat sparks analyst target hikes to $450

Amgen's modeled fair value has risen from $352.23 to $371.93 per share following strong Q2 results and updated analyst targets. Several firms, including Scotiabank, TD Cowen, BMO Capital, and Oppenheimer, lifted price targets to around $450, citing earnings revisions and a diversified product portfolio. Bernstein noted a 6.8% revenue beat and 12.5% non-GAAP EPS beat in Q2, with raised full-year guidance driven by portfolio-wide execution. Strength came from products including Repatha, Tezspire, Uplizna, Evenity, and Imdelltra. However, Wells Fargo and Citi maintain cautious stances with Equal Weight and Neutral ratings, suggesting current performance may already be priced in. BofA kept its Underperform rating, describing 2026 as focused on execution ahead of key 2027 readouts.

Yahoo Finance
Aug 5th, 2026
Amgen beats Q2 forecast with $10.05B revenue, raises 2026 outlook despite obesity drug setback

Amgen reported second-quarter revenue of $10.05 billion, up 9% year on year, beating Wall Street expectations. Adjusted earnings reached $6.29 per share, surpassing the $5.62 consensus estimate. The biotech firm raised its full-year 2026 outlook, increasing expected revenue to $38.2 billion-$39.4 billion from $37.0 billion-$38.4 billion. Adjusted earnings guidance rose to $22.30-$23.50 per share. Repatha sales surged 37% to $953 million, whilst Evenity jumped 38% to $714 million. Rare-disease therapy Uplizna saw roughly 90% growth. These gains offset a 32% decline in Prolia sales due to biosimilar competition. Amgen discontinued obesity candidate AMG 513 but continues developing MariTide, with Phase 3 data expected in 2027. The stock trades at $406.17, approximately 14.75% above its estimated fair value.

PR Newswire
Aug 4th, 2026
Amgen reports 10% revenue growth to $10.1B in Q2 2026, driven by 26% surge in six key growth products

Amgen reported second quarter 2026 revenues of $10.1 billion, a 10% increase year-over-year. Product sales grew 9%, driven by volume growth across 22 products that achieved double-digit sales growth. The company's six key growth drivers grew 26% year-over-year, generating nearly 70% of second quarter product sales. GAAP earnings per share increased 65% to $4.37, whilst non-GAAP EPS rose 4% to $6.29. Notable product performance included Repatha sales increasing 37% to $953 million and EVENITY growing 38% to $714 million. The company generated $3.5 billion in free cash flow, compared to $1.9 billion in the prior year period. For full year 2026, Amgen expects total revenues between $38.2 billion and $39.4 billion, with non-GAAP EPS guidance of $22.30 to $23.50.