About This Role

The Manager, US Forecasting will be a key member of the Decision Sciences – Forecasting Center of Excellence team, supporting the development, execution, and ongoing refinement of forecast models for Biogen’s US business across key franchises.

This role focuses on building robust, data-driven forecasting models by leveraging primary and secondary data sources, generating actionable insights, and supporting strategic planning and resource allocation. The individual will work cross-functionally to gather inputs, align on assumptions, and deliver forecasts that enable data-driven decision-making.

This position offers a strong mix of analytical execution, cross-functional collaboration, and growing strategic exposure. The role reports to the Senior Director, Forecasting COE.

What You’ll Do

Forecasting & Business Partnership

• Support short- and long-term brand and market revenue forecasting, including developing assumptions, updating models, and assisting in communicating outputs to stakeholders (Marketing, I&A, Finance).
• Build and maintain forecast models using:
  • Epidemiology-based patient flows
  • Sales and demand trends (weekly/monthly)
  • Inventory dynamics and revenue deductions
• Conduct scenario analyses (e.g., sensitivity testing, basic Monte Carlo simulations) to evaluate risks and opportunities.
• Partner cross-functionally to incorporate key inputs:
  • Market Research (demand studies, conjoint outputs)
  • Analytics (claims-based KPIs, patient flows)
  • Market Access (pricing, access, and gross-to-net dynamics)
  • Finance (revenue planning and targets)
• Support long-range planning exercises in collaboration with US and Global teams.
• Assist in reconciling internal forecasts with external expectations (e.g., investor or analyst views).

Forecast Model Execution & Continuous Improvement

• Own components of forecast model development, maintenance, and updates.
• Ensure models are accurate, transparent, and incorporate latest insights and data sources.
• Help identify and implement enhancements to forecasting tools and methodologies.
• Develop and maintain documentation for models, assumptions, and processes.
• Support tracking forecast performance vs. actuals and identify drivers of variance.
• Contribute to building best practices and knowledge-sharing within the Forecasting COE.

Project Support & Operational Excellence

• Support forecasting workstreams in key brand or franchise projects.
• Manage timelines and deliverables for assigned forecasting analyses.
• Contribute to ad hoc analyses and business case development as needed.
• Collaborate effectively across teams to gather inputs and ensure alignment.

Who You Are

You are analytically strong and detail-oriented, with a passion for forecasting and using data to inform business decisions. You are comfortable working with cross-functional teams and are eager to deepen your expertise across therapeutic areas and commercial dynamics.

Qualifications and Skills

• Bachelor’s degree required (preferred: Mathematics, Statistics, Economics, HEOR, or similar)
• 3–5 years of experience in pharma/biotech, consulting, or analytics-focused roles
• 1+ years of experience in forecasting, commercial analytics, or related area preferred
• Foundational understanding of:
  • Forecasting methodologies (epi-based, demand-based models)
  • Pharma data sources (sales, claims, specialty pharmacy, demand studies)
  • Revenue dynamics (gross-to-net, access considerations)
• Strong analytical and quantitative skills:
  • Advanced Excel modeling required
  • Familiarity with statistical tools and scenario modeling (e.g., @Risk, Crystal Ball) preferred
• Ability to synthesize data into clear, actionable insights
• Strong collaboration and communication skills
• Ability to manage multiple priorities and deliver high-quality work with moderate guidance

Additional Information

Base salary offered is determined through an analytical approach utilizing a combination of factors including, but not limited to, relevant skills & experience, job location, and internal equity.

Regular employees are eligible to receive both short term and long-term incentives, including cash bonus and equity incentive opportunities, designed to reward recent achievements and recognize your future potential based on individual, business unit and company performance. 

In addition to compensation, Biogen offers a full and highly competitive range of benefits designed to support our employees’ and their families physical, financial, emotional, and social well-being; including, but not limited to:

• Medical, Dental, Vision, & Life insurances
• Fitness & Wellness programs including a fitness reimbursement 
• Short- and Long-Term Disability insurance
• A minimum of 15 days of paid vacation and an additional end-of-year shutdown time off (Dec 26-Dec 31)
• Up to 12 company paid holidays + 3 paid days off for Personal Significance 
• 80 hours of sick time per calendar year
• Paid Maternity and Parental Leave benefit 
• 401(k) program participation with company matched contributions
• Employee stock purchase plan 
• Tuition reimbursement of up to $10,000 per calendar year 
• Employee Resource Groups participation

Why Biogen?

We are a global team with a commitment to excellence, and a pioneering spirit. As a mid-sized biotechnology company, we provide the stability and resources of a well-established business while fostering an environment where individual contributions make a significant impact. Our team encompasses some of the most talented and passionate achievers who have unparalleled opportunities for learning, growth, and expanding their skills. Above all, we work together to deliver life-changing medicines, with every role playing a vital part in our mission. Caring Deeply. Achieving Excellence. Changing Lives.

At Biogen, we are committed to building on our culture of inclusion and belonging that reflects the communities where we operate and the patients we serve. We know that diverse backgrounds, cultures, and perspectives make us a stronger and more innovative company, and we are focused on building teams where every employee feels empowered and inspired. Read on to learn more about Biogen.

All qualified applicants will receive consideration for employment without regard to sex, gender identity or expression, sexual orientation, marital status, race, color, national origin, ancestry, ethnicity, religion, age, veteran status, disability, genetic information or any other basis protected by federal, state or local law. Biogen is an E-Verify Employer in the United States.