Decision Analytics Consultant- Forecasting

Location: New York, New York, United States

ZS is a place where passion changes lives. As a management consulting and technology firm focused on improving life and how we live it, we transform ideas into impact by bringing together data, science, technology and human ingenuity to deliver better outcomes for all. Here you’ll work side-by-side with a powerful collective of thinkers and experts shaping life-changing solutions for patients, caregivers and consumers, worldwide. ZSers drive impact by bringing a client-first mentality to each and every engagement. We partner collaboratively with our clients to develop custom solutions and technology products that create value and deliver company results across critical areas of their business. Bring your curiosity for learning, bold ideas, courage and passion to drive life-changing impact to ZS.

Insights & Analytics 

ZS's Insights & Analytics group partners with clients to design and deliver solutions to help them tackle a broad range of business challenges. Our teams work on multiple projects simultaneously, leveraging advanced data analytics and problem-solving techniques. Our recommendations and solutions are based on rigorous research and analysis underpinned by deep expertise and thought leadership.    

What You’ll Do  

• Lead and execute forecasting and decision analytics projects, including commercial demand forecasting and broader strategic use cases
• Develop and deploy advanced forecasting models (epidemiology-based, patient-based, trend-based) and AI/ML-driven solutions
• Translate complex, ambiguous business problems into structured analytical frameworks and actionable insights
• Synthesize diverse data sources (market, patient, epidemiology, clinical, and secondary research) to inform forecasting assumptions and recommendations
• Engage directly with clients and senior stakeholders, serving as a trusted advisor with strong in-room presence
• Manage and mentor global, cross-functional teams (including offshore teams and business analysts), ensuring high-quality delivery across workstreams
• Lead end-to-end project execution, from scoping through model build, validation, and executive-level presentation
• Build and present executive-ready deliverables, including forecasting models, scenario analyses, and strategic insights decks
• Apply AI-led thinking and innovative approaches to improve forecasting accuracy and decision-making
• Maintain expertise in pharmaceutical markets, therapeutic areas, and global market dynamics (US, EU, Japan, emerging markets)

What You’ll Bring 

• MBA with a bachelor's (and often graduate) degree in a quantitative, analytical discipline, such as Operations Research, Applied Mathematics, Management Science, Data Science, Statistics, Econometrics, or Engineering. Alternately, candidates may possess a PhD in marketing, economics, decision sciences or related field with a business application. In lieu of an MBA or PhD, 6-8 years of relevant work experience may substitute.  
• Up to 3 years of post-MBA relevant work experience, and 3-5 years of pre-MBA relevant work experience, with evidence of strong analytic work (including use of advanced modeling techniques and tools such as R, SAS, Tableau, or VBA  
• Strong expertise in commercial demand forecast modeling, AI/ML, or quantitative analysis
• Proven ability to solve complex, ambiguous business problems
• Experience working directly with clients and senior stakeholders
• Track record of collaborating with or managing global, cross-functional teams
• Strong data synthesis, communication, and storytelling skills
• Fluency in English
• Client-first mentality
• Intense work ethic
• Collaborative spirit and problem-solving approach

How you’ll grow:

• Cross-functional skills development & custom learning pathways
• Milestone training programs aligned to career progression opportunities
• Internal mobility paths that empower growth via s-curves, individual contribution and role expansions

Perks & Benefits:

At ZS, your growth matters. We offer a comprehensive total rewards package that supports your health and well‑being, financial future, time away, and professional development. With robust skills‑building programs, multiple career progression paths, internal mobility, and a deeply collaborative culture, you’ll have the opportunity to do meaningful work, expand your capabilities, and thrive as part of a global community. For details on total rewards in United States, visit ZS US office locations | Where we work | ZS.               

Hybrid working model:

We are committed to giving our employees a flexible and connected way of working.  A flexible and connected ZS allows us to combine work from home and on-site presence at clients/ZS offices for the majority of our week. The magic of ZS culture and innovation thrives in both planned and spontaneous face-to-face connections.

Travel:

Travel is a requirement at ZS for client facing ZSers; business needs of your project and client are the priority. While some projects may be local, all client-facing ZSers should be prepared to travel as needed.  Travel provides opportunities to strengthen client relationships, gain diverse experiences, and enhance professional growth by working in different environments and cultures.

Considering applying?

At ZS, we honor the visible and invisible elements of our identities, personal experiences, and belief systems—the ones that comprise us as individuals, shape who we are, and make us unique. We believe your personal interests, identities, and desire to learn are integral to your success here. We are committed to building a team that reflects a broad variety of backgrounds, perspectives, and experiences. Learn more about our inclusion and belonging efforts and the networks ZS supports to assist our ZSers in cultivating community spaces and obtaining the resources they need to thrive.

If you’re eager to grow, contribute, and bring your unique self to our work, we encourage you to apply.

ZS is an equal opportunity employer and is committed to providing equal employment and advancement opportunities without regard to any class protected by applicable law.

To complete your application:
Candidates must possess or be able to obtain work authorization for their intended country of employment. An on-line application, including a full set of transcripts (official or unofficial), is required to be considered.

NO AGENCY CALLS, PLEASE.

Find Out More At:
www.zs.com

Responsibilities

Insights & Analytics 

ZS's Insights & Analytics group partners with clients to design and deliver solutions to help them tackle a broad range of business challenges. Our teams work on multiple projects simultaneously, leveraging advanced data analytics and problem-solving techniques. Our recommendations and solutions are based on rigorous research and analysis underpinned by deep expertise and thought leadership.    

What You’ll Do  

• Lead and execute forecasting and decision analytics projects, including commercial demand forecasting and broader strategic use cases
• Develop and deploy advanced forecasting models (epidemiology-based, patient-based, trend-based) and AI/ML-driven solutions
• Translate complex, ambiguous business problems into structured analytical frameworks and actionable insights
• Synthesize diverse data sources (market, patient, epidemiology, clinical, and secondary research) to inform forecasting assumptions and recommendations
• Engage directly with clients and senior stakeholders, serving as a trusted advisor with strong in-room presence
• Manage and mentor global, cross-functional teams (including offshore teams and business analysts), ensuring high-quality delivery across workstreams
• Lead end-to-end project execution, from scoping through model build, validation, and executive-level presentation
• Build and present executive-ready deliverables, including forecasting models, scenario analyses, and strategic insights decks
• Apply AI-led thinking and innovative approaches to improve forecasting accuracy and decision-making
• Maintain expertise in pharmaceutical markets, therapeutic areas, and global market dynamics (US, EU, Japan, emerging markets)

What You’ll Bring 

• MBA with a bachelor's (and often graduate) degree in a quantitative, analytical discipline, such as Operations Research, Applied Mathematics, Management Science, Data Science, Statistics, Econometrics, or Engineering. Alternately, candidates may possess a PhD in marketing, economics, decision sciences or related field with a business application. In lieu of an MBA or PhD, 6-8 years of relevant work experience may substitute.  
• Up to 3 years of post-MBA relevant work experience, and 3-5 years of pre-MBA relevant work experience, with evidence of strong analytic work (including use of advanced modeling techniques and tools such as R, SAS, Tableau, or VBA  
• Strong expertise in commercial demand forecast modeling, AI/ML, or quantitative analysis
• Proven ability to solve complex, ambiguous business problems
• Experience working directly with clients and senior stakeholders
• Track record of collaborating with or managing global, cross-functional teams
• Strong data synthesis, communication, and storytelling skills
• Fluency in English
• Client-first mentality
• Intense work ethic
• Collaborative spirit and problem-solving approach

Qualifications

How you’ll grow:

• Cross-functional skills development & custom learning pathways
• Milestone training programs aligned to career progression opportunities
• Internal mobility paths that empower growth via s-curves, individual contribution and role expansions

Perks & Benefits:

At ZS, your growth matters. We offer a comprehensive total rewards package that supports your health and well‑being, financial future, time away, and professional development. With robust skills‑building programs, multiple career progression paths, internal mobility, and a deeply collaborative culture, you’ll have the opportunity to do meaningful work, expand your capabilities, and thrive as part of a global community. For details on total rewards in United States, visit ZS US office locations | Where we work | ZS.               

Hybrid working model:

We are committed to giving our employees a flexible and connected way of working.  A flexible and connected ZS allows us to combine work from home and on-site presence at clients/ZS offices for the majority of our week. The magic of ZS culture and innovation thrives in both planned and spontaneous face-to-face connections.

Travel:

Travel is a requirement at ZS for client facing ZSers; business needs of your project and client are the priority. While some projects may be local, all client-facing ZSers should be prepared to travel as needed.  Travel provides opportunities to strengthen client relationships, gain diverse experiences, and enhance professional growth by working in different environments and cultures.

Considering applying?

At ZS, we honor the visible and invisible elements of our identities, personal experiences, and belief systems—the ones that comprise us as individuals, shape who we are, and make us unique. We believe your personal interests, identities, and desire to learn are integral to your success here. We are committed to building a team that reflects a broad variety of backgrounds, perspectives, and experiences. Learn more about our inclusion and belonging efforts and the networks ZS supports to assist our ZSers in cultivating community spaces and obtaining the resources they need to thrive.

If you’re eager to grow, contribute, and bring your unique self to our work, we encourage you to apply.

ZS is an equal opportunity employer and is committed to providing equal employment and advancement opportunities without regard to any class protected by applicable law.

To complete your application:
Candidates must possess or be able to obtain work authorization for their intended country of employment. An on-line application, including a full set of transcripts (official or unofficial), is required to be considered.

NO AGENCY CALLS, PLEASE.

Find Out More At:
www.zs.com