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
At Gilead our pursuit of a healthier world for all people has yielded a cure for hepatitis C, revolutionary improvements in HIV treatment and prevention as well as advancements in therapies for viral and inflammatory diseases and certain cancers.
We set and achieve bold ambitions in our fight against the world’s most devastating diseases, united in our commitment to confronting the largest public health challenges of our day and improving the lives of patients for generations to come.
Protein Therapeutics in Gilead Research has an exciting opportunity for a Senior Research Associate to join the Protein Sciences team. The successful candidate will be a highly motivated scientist with hands-on knowledge in recombinant antibody purification and protein analytics. The candidate will demonstrate the ability to produce and interpret experimental data with scientific rigor and independence. With guidance from the manager, the individual will work effectively with cross-functional project teams to generate and validate therapeutic proteins and tool molecules, including monoclonal and bispecific antibodies, immunocytokines, and other complex biologics. The ideal candidate is hard-working, team-oriented, professional, diligent, and motivated to expand his/her technical and scientific skills.
Key Responsibilities:
- Perform protein purification and characterization for quality and document work in electronic lab notebook and various informatics systems to support the preclinical development of biopharmaceutical programs across multiple therapeutic areas.
- Prepare technical reports, summaries, and check in protein samples into the sample bank.
- Use good oral and written communication skills to relay scientific data and update collaborators of purification status and challenges.
- Actively participate in group meetings, present results, interpret data, draw conclusions and propose next steps for the presented work.
- Maintain awareness of cutting-edge technical developments and scientific knowledge and apply these where possible to improve work quality and efficiency.
Basic Qualifications:
2+ Years with BS
OR
0+ Years with MS
Preferred Qualifications:
- Strong background in protein sciences and protein biochemistry
- At least 2 years of direct experience in purifying and characterizing a variety of recombinant proteins, particularly monoclonal antibodies and complex biologics (e.g., bi/multi-specific antibodies)
- Hands-on experience in purification techniques including affinity, ion exchange, size exclusion, hydrophobic interaction chromatography using AKTA Avant/Pure
- Proficiency with various analytical protein characterization techniques such as SEC-HPLC or UHPLC, SDS-PAGE or CE-SDS, Endosafe
- Ability to perform method development and write protocols
- Strong work ethic and detailed record-keeping are required
- Ability to multi-task and work in a fast-paced team environment
- Familiarity with other protein characterization technologies (DLS, SEC-MALS, LC/MS, IEX/HIC-HPLC)
- Operating experience with various automation instruments e.g., autosamplers, automated liquid handling systems
- Training and experience in automation system programing or scripting
- BS in Biology, Biochemistry, Chemistry or related field with at least 2+ years of relevant experience (3+ years preferred) or MS with above listed characteristics and techniques for the position
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.
Skills Required
- 2+ years experience with BS OR 0+ years with MS
- BS in Biology, Biochemistry, Chemistry or related field (MS acceptable alternative)
- Hands-on experience in recombinant antibody purification and protein analytics
- Experience performing affinity, ion exchange, size exclusion, hydrophobic interaction chromatography (experience with AKTA Avant/Pure)
- Proficiency with analytical techniques such as SEC-HPLC or UHPLC, SDS-PAGE or CE-SDS, Endosafe
- Ability to perform method development and write experimental protocols
- Experience with protein characterization technologies (DLS, SEC-MALS, LC/MS, IEX/HIC-HPLC)
- Operating experience with automation instruments (autosamplers, automated liquid handling systems)
- Training and experience in automation system programming or scripting
- Strong record-keeping and ability to document work in electronic lab notebooks and informatics systems
Gilead Sciences Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Gilead Sciences and has not been reviewed or approved by Gilead Sciences.
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Fair & Transparent Compensation — Pay is considered competitive and fair relative to roles, frequently cited as a standout strength. Feedback suggests compensation compares well within biotech and is a notable reason employees feel valued.
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Equity Value & Accessibility — Stock awards and an employee stock purchase program are consistently described as meaningful parts of total compensation. Equity components are seen as accessible and enhance long‑term wealth building.
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Retirement Support — A strong company 401(k) match with immediate vesting is often singled out as a differentiator. This support is perceived to significantly boost long‑term financial security.
Gilead Sciences Insights
What We Do
The way we see it, the impossible is not impossible. It’s simply what hasn’t been achieved yet. For more than 30 years, we’ve pursued it, chased it down, tackled it for answers and surrounded it for a way in. We have worked tirelessly to bring forward medicines for life-threatening diseases. Creating Possible drives everything we do. It’s evident in our mission and core values. This is how we built a culture of excellence that is fueled by a passion for improving lives of people around the world. For us, nothing is impossible – because of the people we work with, the communities we stand with and the partners we push forward with. Our ~12,000 employees band together through science, grit, compassion and courage to prove the impossible wrong. At Gilead, the tangible results of your contributions are evident. Where every individual matters. Where all employees can enhance their skills through ongoing development. And where we start every day with one question: “What’s next?” Social Media Guidelines: https://gilead.inc/3t1m7d5


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