About Gilead Sciences

Gilead Sciences is a biopharmaceutical leader with over 35 years of innovation in tackling global health challenges. Renowned for curing hepatitis C, revolutionizing HIV treatment and prevention, and advancing therapies for viral, inflammatory diseases, and cancers, Gilead continues to push boundaries in oncology. Our portfolio includes groundbreaking oncology products that improve patient outcomes in breast cancer and beyond. Headquartered in the United States, Gilead fosters a collaborative culture where every employee contributes to life-changing scientific advancements. Join us to create a healthier world for all.

Role Overview

The Senior Medical Science Liaison (MSL) - South Texas position is a field-based role within Gilead's Oncology Breast team. Reporting to a regional Field Director, this senior-level MSL will engage key opinion leaders (KOLs), academic institutions, community practices, and healthcare professionals across South Texas. Focused on disseminating scientific and clinical data for Gilead's innovative oncology products, the role demands expertise in breast cancer therapeutics, strong communication skills, and the ability to build lasting relationships. This is an opportunity to influence medical practice and support Gilead's mission in oncology, HIV, and inflammatory diseases.

Why This Role Matters

As a Senior MSL, you will bridge the gap between cutting-edge research and clinical application, ensuring HCPs have access to the latest data on Gilead's therapies. Your work directly impacts patient care in South Texas, a region with diverse healthcare needs.

Key Responsibilities

In this dynamic role, you will:

• Relay medical information and engage in scientific discussions with KOLs and HCPs.
• Develop a national network of opinion leaders through credibility-building interactions.
• Respond to complex clinical inquiries on marketed and developmental Gilead oncology products.
• Present complex scientific data at meetings, conferences, and one-on-one sessions.
• Identify and train approved speakers, select sites for Phase IV trials and clinical studies.
• Collaborate with internal teams in sales, marketing, clinical research, and global safety.
• Anticipate field challenges and resolve them collaboratively while traveling frequently.

Qualifications & Requirements

To succeed as a Senior MSL at Gilead, candidates must possess:

• An advanced degree (PharmD, MD, PhD) in life sciences, medicine, or related field.
• Minimum 5-7 years of MSL or equivalent experience, preferably in oncology/breast cancer.
• Deep understanding of clinical data, regulatory requirements, and oncology landscape.
• Exceptional verbal, written, and interpersonal communication skills.
• Demonstrated leadership, business acumen, and ability to work independently.
• Commitment to continuous education and frequent travel (up to 70%).
• Experience building KOL relationships and supporting field-based teams.

Preferred Skills

Strong preference for candidates with prior Gilead product knowledge, Phase IV trial experience, and proficiency in delivering impactful presentations across diverse settings.

Benefits & Perks

Gilead Sciences offers a premium compensation package designed to attract top talent:

• Competitive base salary estimated at $180,000-$220,000, plus performance incentives.
• Comprehensive medical, dental, and vision coverage for employees and families.
• 401(k) with generous company match and financial wellness programs.
• Unlimited PTO, paid parental leave, and flexible field-based scheduling.
• Professional development stipends, leadership training, and tuition reimbursement.
• Employee stock purchase plan and wellness initiatives including gym memberships.

Career Growth

At Gilead, career progression is a priority. Senior MSLs often advance to Field Director roles, national MSL leads, or cross-functional positions in medical affairs. Our people leaders drive an inclusive culture, providing mentorship and opportunities to lead projects. With Gilead's bold ambitions in oncology, HIV, and inflammatory diseases, your contributions will position you for rapid growth in biopharma.

Why Join Gilead

Gilead stands out for its relentless drive to innovate. We've delivered a cure for hepatitis C, transformed HIV care, and pioneered oncology advancements like breast cancer therapies. As a Senior MSL in South Texas, you'll work in a field-based capacity with autonomy, impacting real-world patient outcomes. Our collaborative environment, commitment to diversity, and focus on employee empowerment make Gilead the ideal place for ambitious professionals. Be part of a team united in confronting public health challenges and improving lives globally.

Role FAQs

What is the primary focus of this MSL role?

The role centers on oncology, specifically breast cancer products, engaging KOLs in South Texas.

Is travel required?

Yes, frequent travel to appointments, meetings, and conferences is essential, often with short notice.

What salary can I expect?

Estimated $180,000-$220,000 annually, based on biopharma senior MSL rates, plus bonuses.

Does Gilead support professional development?

Absolutely, with continuing education, training, and leadership programs tailored to MSLs.

How does this role contribute to Gilead's mission?

By disseminating scientific insights, supporting trials, and building KOL networks to advance therapies in HIV, oncology, and more.