Six Figure Work

Scientist, Process Development

Gilead Sciences

Company websitegilead.com (Gilead Sciences, opens in new tab)

Base salary $146,540  to $189,640

Employer-published annual base salary, USD. Advertised base range in Foster City, CA

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  • LocationFoster City, CA
  • WorkplaceWorkplace not stated
  • Status at last checkSource accepting applications when checked
  • Last checked (31 min ago) · observed since

About this job

At Gilead, we’re creating a healthier world for all people. For more than 35 years, we’ve tackled diseases such as HIV, viral hepatitis, COVID-19 and cancer – working relentlessly to develop therapies that help improve lives and to ensure access to these therapies across the globe. We continue to fight against the world’s biggest health challenges, and our mission requires collaboration, determination and a relentless drive to make a difference.
 

Every member of Gilead’s team plays a critical role in the discovery and development of life-changing scientific innovations. Our employees are our greatest asset as we work to achieve our bold ambitions, and we’re looking for the next wave of passionate and ambitious people ready to make a direct impact.
 

We believe every employee deserves a great leader. People Leaders are the cornerstone to the employee experience at Gilead and Kite. As a people leader now or in the future, you are the key driver in evolving our culture and creating an environment where every employee feels included, developed and empowered to fulfil their aspirations. Join Gilead and help create possible, together.

Job Description
 

The Scientist, Cell Culture Process Development (Pivotal & Commercial), will be responsible for leading aspects of cell culture development including commercial process development and process characterization for multiple biologics programs during pivotal phases (phases II/III and post-launch). In addition, this role is also expected to lead projects for cell culture process technology development, platform process evolution, and to support cell culture-related regulatory documentation.

Key Responsibilities:

  • Optimize and characterize cell culture processes to supply pivotal trials and enable commercialization for monoclonal antibodies, multi-specifics, and novel modalities.
  • Lead and/or support entire lifecycle of pivotal activities including process risk assessment, process characterization, preparation of all supporting documentation/reports toward BLA filing, provide support to ensure successful process performance qualifications (PPQ), and author relevant sections of BLA.
  • Lead and/or support technology transfer, person-in-plant, and investigation activities in partnership with the global manufacturing sciences and technologies (MSAT) group.
  • Design experiments and perform hands-on cell culture operations in shake flasks, ambr15, ambr250, bench-scale bioreactors, and novel cell culture platforms.
  • Provide support to pilot plant operation for up to 500 L.
  • Perform statistical analyses and appropriate modeling to assess process parameter criticality, identify acceptable ranges, and contribute to integrated control strategy.
  • Author and review GMP and non-GMP technical documents (reports, regulatory filings/responses, batch records, SOPs, etc.), present in group/cross-functional meetings.
  • Participate and work cross-functionally to achieve common goals.
  • Explore, develop, and implement novel cell culture technologies to meet business needs.
  • May manage direct and indirect reports and mentor junior group members while working in a flexible and agile environment.

Basic Qualifications

Bachelor's Degree and Six Years' Experience

OR

Masters' Degree and Four Years' Experience

OR

PhD/PharmD

Preferred Qualifications

  • Ph.D. with 0-2 years of relevant experience
  •  Strong understanding and hands-on experience in cell culture process development. In-depth knowledge of mammalian cell culture processes including molecular biology & cell engineering concepts, media design, bioreactor scale-up, mass transfer, bioreactor control, single use and stainless bioreactor systems. Working knowledge of industry best practices & trends.
  • Hands-on laboratory operations experience including shake flasks, high-throughput bioreactors, bench scale bioreactors, or pilot scale cultures.
  •  Solid understanding and experience in statistics and data analyses.
  •  Basic knowledge of FDA, EMA and ICH guidelines relating to registration, quality, and compliance concerning drug substance and experience authoring CMC sections in commercial regulatory filings (BLA, MAA) and post approval changes is a plus.
  •  Motivated self-starter with excellent interpersonal and organizational skills. Excellent verbal communication, oral presentation, and scientific writing skills.

People Leader Accountabilities:

  • Create Inclusion - knowing the business value of diverse teams, modeling inclusion, and embedding the value of diversity in the way they manage their teams.
  • Develop Talent - understand the skills, experience, aspirations and potential of their employees and coach them on current performance and future potential. They ensure employees are receiving the feedback and insight needed to grow, develop and realize their purpose.
  • Empower Teams - connect the team to the organization by aligning goals, purpose, and organizational objectives, and holding them to account. They provide the support needed to remove barriers and connect their team to the broader ecosystem
The salary range for this position is: $146,540.00 - $189,640.00. Gilead considers a variety of factors when determining base compensation, including experience, qualifications, and geographic location. These considerations mean actual compensation will vary. This position may also be eligible for a discretionary annual bonus, discretionary stock-based long-term incentives (eligibility may vary based on role), paid time off, and a benefits package. Benefits include company-sponsored medical, dental, vision, and life insurance plans*.

For additional benefits information, visit:

https://www.gilead.com/careers/compensation-benefits-and-wellbeing

* Eligible employees may participate in benefit plans, subject to the terms and conditions of the applicable plans.


For jobs in the United States:

Gilead Sciences Inc. is committed to providing equal employment opportunities to all employees and applicants for employment, and is dedicated to fostering an inclusive work environment comprised of diverse perspectives, backgrounds, and experiences. Employment decisions regarding recruitment and selection will be made without discrimination based on race, color, religion, national origin, sex, age, sexual orientation, physical or mental disability, genetic information or characteristic, gender identity and expression, veteran status, or other non-job related characteristics or other prohibited grounds specified in applicable federal, state and local laws. In order to ensure reasonable accommodation for individuals protected by Section 503 of the Rehabilitation Act of 1973, the Vietnam Era Veterans' Readjustment Act of 1974, and Title I of the Americans with Disabilities Act of 1990, applicants who require accommodation in the job application process may contact [email protected] for assistance.


For more information about equal employment opportunity protections, please view the 'Know Your Rights' poster.

NOTICE: EMPLOYEE POLYGRAPH PROTECTION ACT
YOUR RIGHTS UNDER THE FAMILY AND MEDICAL LEAVE ACT


Gilead Sciences will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, (c) consistent with the  legal duty to furnish information; or (d) otherwise protected by law.
 

Our environment respects individual differences and recognizes each employee as an integral member of our company. Our workforce reflects these values and celebrates the individuals who make up our growing team.


Gilead provides a work environment free of harassment and prohibited conduct. We promote and support individual differences and diversity of thoughts and opinion.


For Current Gilead Employees and Contractors:

Please apply via the Internal Career Opportunities portal in Workday.

Source: Gilead Sciences on Workday · View original posting (opens in new tab)

Pay in context

This role's base floor ($146,540) is above 41% of the 492 Science & Research roles in California listed on this site; 6 others list the same floor. Their median floor is $159,477; the middle half runs from $126,066 to $200,000.

Only jobs on this site count, and each one publishes a base salary of $100,000 or more, so this compares six-figure jobs with each other, not with the whole market. Computed Nov 8, 2026.

This range next to 6 other live Gilead Sciences roles with the nearest advertised base floor
Chart as a table
This range next to 6 other live Gilead Sciences roles with the nearest advertised base floor
RolePublished base
Scientist, Process Development (this listing)$146,540 - $189,640
AI Data Science Lead – Research (Gilead & Kite)AI Data Science Lead – Research (Gilead & Kite)$146,200 - $189,200
Platform Delivery Lead, Data & AI$146,200 - $189,200
Sr. Manager, Platform Delivery Lead, Data & AI$146,200 - $189,200
AI Data Science Lead – PDM & Tech Ops (Gilead & Kite)$146,200 - $189,200
Scientist, RNA Biology$146,540 - $189,640
Manager, Regulatory Data and Content, Regulatory Affairs CMC$146,540 - $189,640

Same $100K to $400K scale as every card. All Gilead Sciences roles · How to read the bar

Observed changes

  1. First observed on the employer's board
  2. Began meeting the published-salary criteria
Observed since
Employer-stated posting date
2026-11-07
Where this pay comes from

Location as the employer wrote it: United States - California - Foster City

The salary range for this position is: $146,540.00 - $189,640.00. Gilead considers a variety of factors when determining bas

Method
Employer text, read with fixed rules and re-verified
Checked
Rule set
us-base-v2

The pay passage appears in the employer's own job text. Fixed, deterministic rules located it, and the passage below was checked against the stored copy of the posting.

What we verified

  • The pay figures come from the employer's own listing, quoted exactly above.
  • The pay is an annual base salary in US dollars with a minimum of at least $100,000.
  • The role was publicly listed on the employer's job board when last checked.

We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.

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