Medical Affairs & Commercial Expert

Employer description and requirements

Join a leading AI lab's cutting-edge GenAI team to be at the core of the AI revolution, where your expertise fuels the development of the most advanced Large Language Models.

1. Overview

Join a leading AI lab's cutting-edge GenAI team and help build foundational AI models from the ground up. We're seeking talented Medical Affairs and Commercial subject-matter experts (SMEs) from the pharmaceutical and biotech industry to bring deep expertise in medical strategy, scientific communication, market access and launch and elevate the quality of our AI training data. This is a full-time commitment of 40 hours per week.

This is a W-2 employment position with Cincinnatus LLC, with the opportunity to be placed at a leading AI Lab as part of their extended workforce.

2. Key Responsibilities

• Guide research and engineering teams to close knowledge gaps and improve AI model performance in medical affairs strategy, scientific communication, health economics and outcomes research (HEOR), market access, and brand and launch strategy.
• Design challenging, realistic medical and commercial tasks, such as medical information responses, publication planning problems, value dossier and payer questions, and launch strategy scenarios, and write accurate, well-structured solutions.
• Evaluate AI model outputs on medical and commercial questions for scientific accuracy, fair balance, and compliance with the rules that separate scientific exchange from promotion, and provide clear, written feedback.
• Develop guidelines and detailed rubrics to assess evidence interpretation, compliance judgment, and strategic reasoning across tasks.
• Collaborate with other subject matter experts to ensure consistency and accuracy in training data.

3. Core Qualifications

• 7+ years of dedicated professional experience in Medical Affairs, HEOR and Market Access, or Commercial (brand, marketing or launch strategy) within the pharmaceutical or biotech industry at a recognized, top-tier organization (e.g., a top-25 pharmaceutical company such as Pfizer, Merck, Roche, Novartis, AstraZeneca, Johnson & Johnson, AbbVie, Eli Lilly, Bristol Myers Squibb, Sanofi or GSK; a major biotech such as Amgen, Gilead, Genentech, Regeneron, Vertex or Biogen; a leading CRO such as IQVIA, ICON, Parexel, Syneos Health, PPD/Thermo Fisher, Labcorp/Fortrea or Medpace; or a regulator such as the FDA or EMA).
• Hands-on experience in at least one of: field medical (MSL) or medical strategy leadership, publications and scientific communications, HEOR and market access (value dossiers, payer evidence), or brand and launch strategy.
• Working knowledge of compliance requirements for medical and commercial activities (e.g., scientific exchange versus promotion, the PhRMA Code, Good Publication Practice).
• Current or most recent role at Senior Manager or Associate Director level or above, with demonstrable career progression (e.g., MSL → Senior MSL → Associate Director, Medical Affairs → Director, or Brand Manager → Senior Brand Manager → Associate Director, Marketing → Director).
• Ability to engage reliably for at least 40 hours/week during weekdays.
• Experience with AI training or evaluation work, or hands-on use of AI tools in medical or commercial work, is a plus.
• Strong written communication skills and the ability to explain complex scientific and strategic decisions clearly.

About Cincinnatus LLC

Cincinnatus LLC is an enterprise staffing company that partners with leading technology companies to source and employ highly skilled professionals for contingent and contract-based opportunities. Cincinnatus serves as the employer of record for these engagements, providing W-2 employment, payroll, benefits, and compliance, while placing employees directly within client teams to work on high-impact initiatives.

Equal Employment Opportunity

Cincinnatus is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or any other legally protected characteristic.