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Assistant Director & Actuary – Retirement Benefits

Northwestern Mutual · Milwaukee, WI

Posted Aug 31, 2026 · We last checked this listing on Oct 6, 2026

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Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

Tell me about a plan design change you analyzed. What did you recommend and why?

What they are checking: Whether they connect actuarial analysis to practical decisions about benefits.

How do you keep current on laws affecting retirement plans?

What they are checking: Whether they stay informed on rules that directly change plan funding and design.

What would you do

How would you explain a large change in pension cost to a benefits committee without actuarial training?

What they are checking: Whether they can communicate technical results clearly to committee members.

How do retirement benefits for financial advisors differ from those for employees, and why does that matter?

What they are checking: Whether they think about the different groups the company's programs serve.

This role also supports another area of the actuarial department. How do you handle two sets of priorities?

What they are checking: Whether they can manage competing demands from different teams.

About the work

Walk me through how you'd set the discount rate assumption for a defined benefit pension valuation.

What they are checking: Whether they understand how discount rates drive pension obligations and accounting results.

How do mortality assumptions affect a pension plan's liabilities, and how would you update them?

What they are checking: Whether they can develop assumptions using experience studies and current mortality tables.

What is nondiscrimination testing, and what happens if a plan fails?

What they are checking: Whether they know qualification rules and correction options for retirement plans.

How do you review the work of a junior actuary or an outside consultant's valuation?

What they are checking: Whether they can provide oversight and catch errors in work they didn't do.

How would you forecast pension obligations and costs over the next five years?

What they are checking: Whether they can project results under different scenarios for planning.

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The full job description

As published by Northwestern Mutual.

About the Job: Provides professional actuarial advice, analysis, and services in support of the company’s retirement benefit programs offered to its employees and financial advisors, including defined benefit pension plans and other postretirement benefit programs. Perform actuarial work required to advise on matters related to assumption development, committee materials, actuarial valuations, forecasting, plan design, nondiscrimination testing and ongoing oversight of retirement benefit obligations. The role will also support at least one other area in the broader actuarial department based on business needs. The Actuarial Department develops appropriate premiums, dividends, reserves, and surplus requirements by analyzing mortality, morbidity, persistency, investment and expense experience, striving to maintain equity and consistency among all policy owner underwriting classes, while safeguarding the Company's long term financial strength. Additional responsibilities may include work related to product pricing, dividend setting, reserve levels, mortality/morbidity issues, and field compensation. Strive to keep current on actuarial techniques, and on laws and regulations pertinent to your area of expertise; provide guidance to others within your assigned field of expertise. Primary Duties and Responsibilities This position offers the opportunity to leverage expertise in employer-sponsored retirement programs while also gaining exposure to broader actuarial disciplines within a large mutual insurance company. Retirement Benefits Actuarial Support • Support the current Senior Director and signing Enrolled Actuary in providing actuarial advice and services related to the Company’s retirement benefit programs for employees and financial advisors. • Prepare, review, and explain actuarial valuation results, funded status information, expense projections, sensitivity testing, and other retirement program metrics. • Assist in preparing and presenting materials for senior management, finance leadership, pension committees, auditors, and other internal stakeholders. • Assist with recurring and ad hoc retirement benefit projects, including plan design analysis, risk management, funded status monitoring, cash flow projections, and experience analysis. Potential Other Actuarial Support The following areas are examples of other actuarial teams and work with which this candidate may immediately get involved. While each role has its own various duties and responsibilities, each would provide opportunities for candidates to stretch into new areas and fields of expertise based on interests and long-term development objectives. • Product Pricing: This role includes new product design, pricing/dividend scale determination, and implementation of our life insurance, long term care, disability income, or annuity products. This role also entails analyzing and implementing changes for in force policies in response to emerging experience and evolving regulations, all while ensuring equity across all policyowners. • Valuation: Perform Principle Based Reserve (PBR) calculations, analysis, and reporting. Investigate assumptions used; work with model development team to implement regulatory changes in modeled reserves; present results to senior management. As new products fall under a principle-based framework, work with team to develop new process and calculations. • Modeling: Design enhancements or new features for Northwestern Mutual’s in-house models used for pricing, cashflow testing, reserving, and corporate projections while working closely with model users. This role offers candidates a variety of experiences with our product suite and company financials and a high degree of flexibility to direct which projects best suit their interests. What You'll Bring to the Role: • Attainment of Enrolled Actuary designation (preferred), or active pursuit of the Enrolled Actuary credential • Attainment of Fellow of the Society of Actuaries (FSA) designation, or Associate of the Society of Actuaries (ASA) designation and active pursuit of FSA designation. • A minimum of five years proven actuarial experience, with substantial actuarial experience in single employer defined benefit pension plans • Experience with retiree medical benefit plans • Strong communication skills Compensation Range: Pay Range - Start: $130,800.00 Pay Range - End: $196,200.00 Geographic Specific Pay Structure: Structure 110: Structure 115: We believe in fairness and transparency. It’s why we share the salary range for most of our roles. However, final salaries are based on a number of factors, including the skills and experience of the candidate; the current market; location of the candidate; and other factors uncovered in the hiring process. The standard pay structure is listed but if you’re living in California, New York City or other eligible location, geographic specific pay structures, compensation and benefits could be applicable, click here to learn more. Grow your career with a best-in-class company that puts our clients' interests at the center of all we do. Get started now! Northwestern Mutual is an equal opportunity employer that welcomes talented individuals of all backgrounds. We are committed to creating and maintaining an environment in which each employee can contribute creative ideas, seek challenges, assume leadership and continue to focus on meeting and exceeding business and personal objectives.

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