Key Account Manager - Mexico (Hematology/Oncology)

About Massive Bio Every cancer patient deserves access to treatment options. Massive Bio is an AI-powered precision medicine platform transforming how cancer patients discover and access clinical trials by eliminating the barriers of geography, financial constraints, and information asymmetry that have historically limited enrollment. Founded in 2015 and headquartered in the US, Massive Bio is scaling its impact globally by powering operations across multiple countries and bringing innovative cancer treatment options to a rapidly growing and diverse population of patients. Through our proprietary AI platform, we connect individuals to clinical trials worldwide and partner with leading pharmaceutical companies, contract research organizations (CROs), and healthcare systems to accelerate drug development and expand equitable access to cutting-edge therapies. About the Role We are looking for a Key Account Manager based in Mexico to help expand Massive Bio's physician network and support clinical trial patient referral growth in the market. This role requires a strong field-based profile with direct access to physicians and the ability to secure appointments efficiently. We are particularly interested in candidates who know the Mexican oncology landscape well and can build relationships with individual physicians through a business development approach. Physicians (MDs) with business development or commercial experience are especially well suited for this role. This position is structured as an independent contractor engagement. What You'll Do Build a referral physician network for Massive Bio's clinical trial enrollment services across Mexico Conduct outbound outreach to physician offices and follow up with in-person visits Identify, approach, and engage oncologists, hematologists, and other relevant specialists Maintain accurate CRM records, manage physician follow-ups, and report results to internal teams Collect feedback from physician offices and share it with internal teams, including sales, marketing, product development, and delivery operations Establish, develop, and maintain strong relationships with physicians Coordinate networking efforts with team members and other departments Analyze market potential and provide regular status reports Who You Are Medical degree (MD) strongly preferred, ideally combined with business development or commercial experience 4+ years of experience in oncology, hematology, pharma, biotech, CRO, or other relevant physician-facing settings An established network of oncologists, hematologists, and other relevant specialists in Mexico Ability to secure appointments and build relationships directly with physicians Based in Mexico City, with the ability to travel to physician offices across Mexico Familiarity with medical terminology and the Mexican healthcare and physician environment Excellent verbal and written communication skills in Spanish and English Should be living in Mexico