Director, Forecasting Analytics

Gossamer Bio•San Diego, CA

1d•Remote

About The Position

The Director of Forecasting Analytics will lead the development and management of robust forecasting capabilities to support the successful launch and commercialization of Gossamer Bio’s first rare disease therapy. This role will serve as a key business partner to Market Insights, Commercial, Finance, Supply Chain, and Corporate Strategy, providing accurate, data-driven forecasts that inform strategic and operational decisions. The ideal candidate possesses in-depth forecasting expertise within biopharma, particularly in rare or specialty markets, and excels in a dynamic, fast-growing organization preparing for its first product launch.

Requirements

Bachelor’s degree in business, economics, statistics, life sciences, or a related field.
10+ years of experience in biopharmaceutical forecasting, with significant exposure to rare disease, specialty, or high-science therapeutic areas.
Proven success in building and maintaining forecasts to support first product launches or early commercial organizations.
Experience working in an organization where forecasting is integrated with insights, analytics, and commercial strategy.
Strong analytical, modeling, and scenario-planning skills with proficiency in Excel, forecasting software, and data visualization tools.
Exceptional communication and storytelling skills, able to translate complex models into clear strategic insights. Able to thrive in ambiguity and build structure in scaling organizations.
Proficiency in extracting and interpreting insights from large longitudinal data sources such as Claims, EMR, and other patient-level data sets.

Nice To Haves

MBA, PhD, or other advanced degree in a relevant field (e.g., Medicine, Sciences, etc.) strongly preferred.
Advanced modeling skills using Visual Basic, Power BI, SQL+ R or Python are desirable.

Responsibilities

Build and own short, medium, and long-term forecasts that incorporate market dynamics and competitive intelligence to inform strategic planning.
Build and own forecast process, incorporating touchpoints with cross-functional and senior leadership.
Develop scenario analyses to account for uncertainty in patient identification, diagnosis, and treatment uptake in rare disease markets.
Partner with the Senior Director Market Insights and the Executive Director Commercial Insights & Analytics to integrate primary/secondary research insights and real-world data into forecast assumptions.
Collaborate with Marketing, Market Access, Sales, and Finance teams to align forecast outputs with business planning and provide these teams with essential data specific to the Gossamer Bio pipeline.
Support Investor Relations and Executive Leadership with forecast-based insights for strategic communications, valuation models, and board updates.
Ensure consistency of assumptions across forecasting, business planning, and analytics frameworks.
Establish best-in-class forecasting tools, models, and governance processes to ensure transparency, reproducibility, and traceability of assumptions.
Implement systems or platforms to automate forecast updates and version control as the organization scales.
Drive alignment with the data analytics team on data sourcing, integration, and quality control.
Partner with launch and brand teams to develop demand forecasts for launch scenarios (e.g., early access, geographic rollouts, label expansions).
Continuously refine forecasts post-launch using performance data and evolving market insights.
Anticipate and model the impact of new competitors, access changes, or regulatory events.
Ensure accuracy and transparency of forecasts across planning cycles.