[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Sanofi jobs](https://jobs.opennash.com/companies/sanofi/) · [Search jobs](/search/) Sanofi · Diegem # Medical Engagement Lead aT1D_Belgium Diegem Full-time Manager or lead Healthcare & Clinical Listed on Sanofi ’s official careers site. Posted October 28, 2026. Check that it is still open and apply there. [Apply on Sanofi ’s careers site →](https://sanofi.wd3.myworkdayjobs.com/SanofiCareers/job/Diegem/Medical-Engagement-Lead-aT1D-Belgium_R2874796) [OpenNash Jobs](https://jobs.opennash.com/) / [Sanofi ](https://jobs.opennash.com/companies/sanofi/) / Medical Engagement Lead aT1D_Belgium ## Job description ### Title R2874796 Medical Engagement Lead aT1D_Belgium Location: Diegem – Belgium Work Arrangements: Field Base ### Role Summary The Medical Engagement Lead (MEL) for Autoimmune Type 1 Diabetes (T1D) serves as the strategic medical leader for the therapeutic area, responsible for shaping and executing the medical engagement strategy across the product lifecycle. This role ensures strong scientific leadership, impactful stakeholder engagement, and cross-functional alignment to drive the medical excellence and credibility of the company within the autoimmune T1D landscape. The MEL acts as the key medical point of contact internally and externally, representing the company’s scientific vision while ensuring ethical, compliant, and evidence‑based medical activities. ### Key Responsibilities - Medical Strategy & Planning - Lead the development and execution of the Medical Affairs strategy for Autoimmune Type 1 Diabetes, aligned with global and regional priorities. - Drive medical insights generation, synthesize field intelligence, and influence internal decision‑making. - Identify evidence gaps and contribute to data generation plans, including RWE (real‑world evidence), investigator‑initiated studies, and post‑authorization commitments. - Scientific Engagement & External Leadership - Build and maintain strong scientific relationships with key external experts (KEEs), clinical researchers, and relevant medical societies. - Serve as the primary medical spokesperson for the autoimmune T1D portfolio at advisory boards, scientific meetings, and medical education events. - Ensure timely and impactful communication of scientific data aligned with compliance standards. - Cross-functional Collaboration - Partner closely with Commercial, Clinical Development, Regulatory, Market Access, and Public Affairs teams to ensure integrated planning and execution. - Provide strategic medical leadership in brand planning, value propositions, and lifecycle management. - Contribute robust medical input to launch readiness and post‑launch optimization activities. - Medical Governance & Compliance - Ensure all medical activities meet internal standards, local regulations, and industry codes of practice. - Provide medical review and approval of promotional and non‑promotional materials. - Maintain up‑to‑date expertise on autoimmune T1D science, competitive landscape, emerging therapies, and evolving standards of care. - Internal Medical Leadership - Act as the medical mentor for Field Medical teams (e.g., MSLs) and ensure strong alignment between HQ and field insights. - Facilitate internal medical training to enhance organizational knowledge of autoimmune T1D. - Champion a culture of scientific excellence, compliance, and patient‑centricity. ### Required Qualifications - Advanced scientific degree (MD, PharmD, PhD, or equivalent). - Deep scientific knowledge of immunology, autoimmunity, and/or Type 1 Diabetes strongly preferred. - Minimum 5–8 years’ experience in Medical Affairs, clinical development, or related roles within the pharmaceutical or biotech industry. - Proven track record in scientific engagement and medical strategy development. - Strong understanding of local regulatory and compliance frameworks. ### Key Competencies - Strategic Thinking – ability to translate science into strategic medical plans. - Scientific Excellence – strong analytical and communication skills to interpret and articulate complex data. - Stakeholder Influence – ability to build trust-based relationships with external and internal partners. - Cross-functional Leadership – comfort navigating matrix organizations and driving alignment. - Agility & Execution – ability to manage multiple priorities and deliver impactful outcomes. - Integrity & Compliance Focus – commitment to ethical, patient‑centric decision-making. ### Languages Strong communication and presentation skills in English and French both written and verbal Pursue Progress. Discover Extraordinary. Join Sanofi and step into a new era of science - where your growth can be just as transformative as the work we do. We invest in you to reach further, think faster, and do what’s never-been-done-before. You’ll help push boundaries, challenge convention, and build smarter solutions that reach the communities we serve. Ready to chase the miracles of science and improve people’s lives? Let’s Pursue Progress and Discover Extraordinary – together. At Sanofi, we provide equal opportunities to all regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, protected veteran status or other characteristics protected by law. #LI-EUR Pursue progress, discover extraordinary Better is out there. Better medications, better outcomes, better science. But progress doesn’t happen without people – people from different backgrounds, in different locations, doing different roles, all united by one thing: a desire to make miracles happen. So, let’s be those people. At Sanofi, we provide equal opportunities to all regardless of race, colour, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, ability or gender identity. Watch our ALL IN video and check out our Diversity Equity and Inclusion actions at sanofi.com! The salary range for this position is:€81 000,00 - €107 667 Final compensation will be determined based on demonstrated experience, skills, location, and other relevant factors. Employees may be eligible to participate in Company employee benefit programs. ## At a glance - Posted by the employer: Oct 28, 2026 - First seen by OpenNash: Nov 1, 2026 - Last checked: Nov 1, 2026 - Listed for: 4 days - Location: Diegem - Employment type: Full-time[Apply on Sanofi ’s careers site →](https://sanofi.wd3.myworkdayjobs.com/SanofiCareers/job/Diegem/Medical-Engagement-Lead-aT1D-Belgium_R2874796) ## Hiring at Sanofi - Open jobs: 931 - New in the last 7 days: 216 - Tracked since: Jul 17, 2026 [All Sanofi jobs](https://jobs.opennash.com/companies/sanofi/) · [Weekly hiring report](/reports/hiring/) ## More jobs at Sanofi ### [Medical Affairs Intern – Dermatology & Pediatric Care](https://jobs.opennash.com/companies/sanofi/jobs/c2b909cbce9024ce9024/) Diegem ### [People Services Payroll Officer](https://jobs.opennash.com/companies/sanofi/jobs/0a466a76c2ce806353e9/) Diegem ### [2027 Spring Co-op Public Affairs and Patient Advocacy, Cambridge, MA](https://jobs.opennash.com/companies/sanofi/jobs/92b2e08a99455b97125e/) Cambridge, MA ### [2027 Spring Co-op Quantitative Pharmacology, Morristown, NJ](https://jobs.opennash.com/companies/sanofi/jobs/803bfd427d5a70c653f2/) Morristown, NJ ### [Alliance Immunology Respiratory & Rhinology Medical Head](https://jobs.opennash.com/companies/sanofi/jobs/922b1067c7cea96938d7/) Tokyo ## Similar jobs at other companies ### [Sales Development Executive - Banking Sector Belgium](https://jobs.opennash.com/companies/capgemini/jobs/554d388162f773025f7d/) Capgemini · Diegem ### [Senior Business Development Director - Banking Sector Belgium](https://jobs.opennash.com/companies/capgemini/jobs/ac6b39fabb084cd2ead2/) Capgemini · Diegem ### [Scientific & Medical Engagement Manager](https://jobs.opennash.com/companies/philip-morris-international/jobs/40c6349b2a6ad485fc3d/) Philip Morris International · Albarraque, Portugal ### [Lead Architect - Belgium](https://jobs.opennash.com/companies/ntt/jobs/0ab96461c8b8d91cc2d6/) NTT · Bruselas, Belgium ### [Global Patient Engagement and Advocacy Lead - Immunology (Belgium)](https://jobs.opennash.com/companies/ucb/jobs/4b033f284b4f1a89184d/) UCB · Anderlecht, Brussels, Belgium OpenNash lists jobs from employers’ own careers sites and does not handle applications. Dates come from the employer where stated; “first seen” and “last checked” are our own observations. OpenNash Jobs · Official listings with dates and links to the employer. [Weekly hiring report](/reports/hiring/) · [Methodology](/methodology/)