Medical Science Liaison II, Screening

About the role

The Medical Science Liaison II (MSL II) serves as a scientific expert supporting academic and community physicians, KOLs, and select health system stakeholders. This role is responsible for building strong KOL relationships, delivering high-quality scientific exchange, and contributing to cross-functional initiatives with increasing autonomy and strategic impact.

Responsibilities

• Build and maintain strong, professional relationships with KOLs across academic and community settings.
• Engage KOLs in scientific dialogue to deepen understanding of the company's technologies and products.
• Begin engaging select health system stakeholders (e.g., clinical leaders) to support broader adoption.
• Develop, refine, and present scientific content (slides, abstracts, and data summaries) to external audiences.
• Lead presentations at regional meetings, CME events, and scientific forums.
• Ensure accuracy, clarity, and alignment of all scientific communications with company strategy.
• Act as a trusted scientific resource for Sales, Marketing, and Market Access teams.
• Provide regular field insights to inform strategy, including customer needs, treatment trends, and competitive intelligence.
• Support planning and execution of advisory boards and scientific forums.
• Identify potential research collaborations with KOLs
• Contribute to publication planning and support data dissemination efforts.
• Actively participate in broader Medical Affairs initiatives and contribute to team knowledge sharing.
• Mentor MSL I peers informally and support onboarding and best practice sharing.

Requirements

• Typically bachelor's with ~8-12 years (or 6-8 with master's / 3-5 with PhD/PharmD/MD) diagnostic or pharma experience required.
• Typically 2-5+ years of experience in MSL or related medical affairs role.
• Demonstrated experience in KOL engagement and scientific presentation delivery.
• Strong analytical, communication, and cross-functional collaboration skills.
• Ability to operate independently and manage territory priorities effectively.
• Willingness to travel up to ~75%.
• AI & Digital Fluency
• Demonstrate curiosity, sound judgment, and the ability to critically evaluate and responsibly leverage AI-enabled tools in accordance with company policies, ethical standards, and regulatory requirements to improve the efficiency, effectiveness, and quality of work.
• Primary Location: Remote - Open Position (USA)
• Primary Location Base Pay Range: $164,900 - $226,750
• Other US Location(s) Base Pay Range: $164,900 - $226,750
• If the role is performed in Colorado, the pay range for this job is: $164,900 - $226,750
• Guardant Health is committed to providing reasonable accommodations in our hiring processes for candidates with disabilities, long-term conditions, mental health conditions, or sincerely held religious beliefs. If you need support, please reach out to Peopleteam@guardanthealth.com

Benefits

Additional Information

Company Description Guardant Health is a leading precision oncology company focused on guarding wellness and giving every person more time free from cancer. Founded in 2012, Guardant® is transforming patient care and accelerating new cancer therapies by providing critical insights into what drives disease through its advanced blood and tissue tests, real-world data and AI analytics. Guardant tests help improve outcomes across all stages of care, including screening to find cancer early, monitoring for recurrence in early-stage cancer, and treatment selection for patients with advanced cancer. For more information, visit guardanthealth.com and follow the company on LinkedIn , X (Twitter) and Facebook .

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