Actuary – Financial Projection Modeling (Modeling Center of Excellence)

MassMutual•Springfield, MA

About The Position

As the Actuary for Financial Projection Modeling, you will join the Modeling Center of Excellence (COE), a team that provides enterprise-wide insights across FP&A, ALM, ERM, Treasury, and Capital Management. You will be responsible for the projection models that leaders rely on, influencing financial outcomes across GAAP, Statutory, and economic bases. This role is critical in shaping how risk is evaluated, capital is deployed, and strategy is set, offering high visibility and impact at an enterprise scale.

Requirements

Bachelor’s degree in Mathematics, Actuarial Science, Finance, Computer/Data Science, or a related discipline
5+ years of progressive actuarial experience within insurance, risk, or financial services
ASA Designation
2+ years using actuarial projection platforms such as FIS Prophet, GGY AXIS, or comparable tools
3+ years of experience supporting life insurance or annuity products
2+ years of experience producing, validating, and analyzing projections across GAAP, Statutory, and economic bases
2+ years’ experience in programming languages such as Python, R or Java

Nice To Haves

FSA designation
Experience with C++
Exposure to actuarial projection methodologies
Experience supporting enterprise use cases such as forecasting, capital planning, ALM, or ERM
Familiarity with modeling governance frameworks, model risk management, and audit expectations
Experience with cloud‑based or high‑performance actuarial computing environments
Demonstrated ability to collaborate effectively within a matrixed, cross‑functional team environment

Responsibilities

Serve as the SME for Prophet or GGY Axis actuarial models, including architecture, coding standards, assumptions implementation, and performance optimization.
Design, build, and enhance actuarial projection models supporting forecasting, capital planning, ALM, stress testing, and management reporting.
Execute model runs across GAAP, Statutory, and economic bases; validate results and investigate drivers and variances.
Troubleshoot complex modeling issues and support post-production and ad-hoc model requests.
Implement and maintain modeling governance standards including documentation, version control, testing, audit trails, and reproducible execution.
Partner with Assumptions and Experience Studies teams to implement approved assumption changes and quantify impacts.
Perform model testing, regression testing, UAT support, and model validation activities.
Support model governance and model risk management, including documentation of methodologies, controls and limitations.
Collaborate with FP&A, Valuation, ERM, Treasury, Investment Management, and Technology teams to translate business needs into modeling solutions.
Act as a trusted advisor on model capabilities, limitations, and appropriate use of outputs.
Partner with Enterprise Technology teams on Prophet system maintenance, access, infrastructure, and scalability initiatives.