Senior Medical Science Liaison / Medical Science Liaison (Remote - AZ, NM, CO) # 4548

February 28, 2026

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Our mission is to detect cancer early, when it can be cured. We are working to change the trajectory of cancer mortality and bring stakeholders together to adopt innovative, safe, and effective technologies that can transform cancer care. We are a healthcare company, pioneering new technologies to advance early cancer detection. We have built a multi-disciplinary organization of scientists, engineers, and physicians and we are using the power of next-generation sequencing (NGS), population-scale clinical studies, and state-of-the-art computer science and data science to overcome one of medicine’s greatest challenges. GRAIL is headquartered in the bay area of California, with locations in Washington, D.C., North Carolina, and the United Kingdom. It is supported by leading global investors and pharmaceutical, technology, and healthcare companies. For more information, please visit <a style="font-size: 16px;" href="http://grail.com/">grail.com</a> The primary responsibility of the Medical Science Liaison (MSL) supporting Galleri is to engage, educate, and support Galleri ordering providers and cancer diagnostic specialists, oncologists, Key Opinion Leaders (KOLs), and Health Care System (HCS) influencers with the most current clinical and scientific materials supporting appropriate implementation and utilization of the Galleri Multi-Cancer Early Detection (MCED) test. This will be completed through (1) Medical-Commercial partnership to identify appropriate external stakeholders, (2) providing necessary and appropriate medical education with slides, abstracts, and/or publications relevant to the Galleri product and related services, (3) responding to unsolicited questions, (4) participating in the development and creation of educational resources, and (5) training external speakers. This position will ensure that all interactions and activities in the territories adhere to corporate and healthcare compliance guidance, including those related to clinical trials, scientific interactions with internal and external groups, and responses to unsolicited requests for medical/scientific information. This is a remote field-based role covering Arizona, New Mexico and Colorado. Travel is estimated to be approximately 60%. Candidates considered for the Sr. MSL position must meet the following requirements:Current title of Sr. MSL (or equivalent) at an oncology or molecular screening/diagnostic company,ORAt least three years of experience in an MSL role or equivalent, KOL development experience, and peer leadership experience within an MSL team, such as (1) National scientific conference lead, (2) Key contributor to an internal medical, core, or cross-functional team, (3) Significant contributor to MSL tool or resource development such as maintaining CRM, MSL Metric reporting, leading advisory boards, or other goal-driven initiatives. Responsibilities:<ul><li>Develop and/or maintain strong educational and collaborative working relationships with key primary care providers, diagnostic specialists, oncologists, KOLs, HCS decision makers, and national/regional professional societies to support understanding and adoption of the Galleri MCED Test.</li><li>Maintain in-depth clinical, scientific, and technical expertise related to GRAIL’s products, cancer screening, and cancer diagnostic guidelines through continuous learning, participating in various internal and external clinical and scientific education programs, meetings, presentations, and other forums</li><li>Engage in continuous learning, actively attend and participate in up-skilling training programs, utilize appropriate resources, meetings, presentations and other forums that provide operational expertise.</li><li>Support ordering providers and diagnostic specialists with appropriate and compliant educational materials for Galleri post-positive patient journey support</li><li>Summarize and communicate complex medical messages to enable clear and concise understanding by both external audiences and partners within GRAIL</li><li>Through external engagements, elicit, capture and document actionable insights relevant to GRAIL strategy</li><li>Participate in local, regional, and national meetings in support of all scientific and medical objectives</li></ul><div> </div> Required Qualifications:<ul><li>Advanced scientific degree (PhD, PharmD, MD, NP, PA, CGC, or equivalent degree).</li><li>3 + years of external-facing industry experience in a diagnostics or pharmaceutical Medical Affairs setting required.</li><li>Advanced knowledge of the biotechnology, diagnostics, and/or pharmaceutical industry required.</li><li>Ability to apply advanced knowledge of GRAIL’s product specifications required.</li><li>Extensive travel required up to 3-4 days per week to meet with KOLs, attend physician education talks and conferences, including specialty society scientific meetings (will require some weekend work). Travel is estimated to be approximately 60%.</li></ul><div> </div> Preferred Qualifications:<ul><li>Experience in oncology, genomics, diagnostics, cfDNA-based fields strongly preferred</li><li>Ability to work independently and remotely while maintaining a strong teamwork mentality is preferred.</li><li>Flexible to changes in a dynamic corporate environment is preferred.</li><li>Multi-dimensional in abilities to work on simultaneous tasks in a high-paced environment is preferred.</li><li>Strong problem-solving skills, good attention to detail, time management skills is preferred.</li><li>Learning mindset, open to training and becoming an expert across customer types is preferred.</li><li>Excellent communication and presentation skills; exhibits professional maturity, confidence, and competence is preferred.</li><li>Highly developed written skills, and the ability to produce documents for dissemination both inside and outside the organization for presentations, technical briefs is preferred.</li><li>Ability to elicit and answer clinical questions in groups ranging from individuals to larger didactic roundtables and podium presentations is preferred.</li><li>Ability to address high-level experts in the scientific field at company-sponsored events and scientific conferences is preferred.</li></ul> Physical and Work Environment:<ul><li>Hours and days may vary depending on operational needs.</li><li>Standing or sitting for long periods of time may be necessary.</li><li>Some lifting (up to 25 pounds) may be necessary.</li><li>Travel is estimated to be approximately 60%.</li></ul> Expected full time annual base pay scale for this position is $159,000 - $211,000. Actual base pay will consider skills, experience and location. This role may be eligible for other forms of compensation, including an annual bonus and/or incentives, subject to the terms of the applicable plans and Company discretion. This range reflects a good-faith estimate of the range that the Company reasonably expects to pay for the position upon hire; the actual compensation offered may vary depending on factors such as the candidate’s qualifications. Employees in this role are also eligible for GRAIL’s comprehensive and competitive benefits package, offered in accordance with our applicable plans and policies. This package currently includes flexible time-off or vacation; a 401(k) retirement plan with employer match; medical, dental, and vision coverage; and carefully selected mindfulness programs. GRAIL is an equal employment opportunity employer, and we are committed to building a workplace where every individual can thrive, contribute, and grow. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, gender, gender identity, sexual orientation, age, disability, status as a protected veteran, , or any other class or characteristic protected by applicable federal, state, and local laws. Additionally, GRAIL will consider for employment qualified applicants with arrest and conviction records in a manner consistent with applicable law and provide reasonable accommodations to qualified individuals with disabilities. Please contact us at rc@grailbio.com if you require an accommodation to apply for an open position. GRAIL maintains a drug-free workplace. We welcome job-seekers from all backgrounds to join us!

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