Jobs at Liberty Mutual Insurance

Provide end-to-end actuarial ownership and governance for large program portfolios. Partner with underwriting, reserving, finance, claims, and operations to ensure pricing adequacy, monitor performance, assess risk/return and capital efficiency, support onboarding and profit-sharing arrangements, and liaise with internal and external stakeholders to drive analytics, reporting, and disciplined portfolio growth.

Perform advanced actuarial pricing analyses for casualty reinsurance (umbrella, professional liability, multi-line). Prepare and present complex reports, develop actuarial tools, document methods, provide technical guidance, mentor staff, and support business decision-making and strategy.

Perform advanced actuarial pricing analyses for North American Specialty Environmental business, maintain and enhance rating models and monitoring tools, run portfolio profitability reviews, support reinsurance placement, and communicate results to underwriters, claims, finance, and senior management.

Primary owner of email marketing for Global Risk Solutions NA: strategy, end-to-end execution, SFMC journey building and administration, A/B testing, template builds, list hygiene, reporting, and cross-channel backup for social, advertising, and MarTech. Partner with creative, enterprise platform teams, and stakeholders to optimize performance and governance.

Lead design and evolution of private credit operating model and deal lifecycle processes. Drive process improvements, data quality standards, cross-functional alignment, risk controls, and automation to support portfolio growth and complex loan structures. Act as operational subject matter expert, engage early on new deal types, and communicate changes to senior stakeholders.

Manage complex Private Company and Not-For-Profit D&O and EPL claims end-to-end: investigate, analyze coverage, set reserves, direct litigation, negotiate settlements, participate in mediations/arbitrations, liaise with underwriting and reinsurers, prepare executive reports, and mentor junior staff.

Perform advanced actuarial analyses to price casualty reinsurance (umbrella, professional liability, multi-line), develop models and tools, prepare and present research and recommendations, document methods, advise peers and stakeholders, and mentor junior staff to support business decision-making and financial objectives.

Underwrite complex energy accounts across oil & gas, pipelines, power generation and renewables within delegated authority. Manage broker/client portfolios, assess technical exposures using data and reports, set terms/limits/deductibles/reinsurance, price risks, provide portfolio analytics, maintain senior broker relationships, collaborate with claims/actuarial/engineering/legal, mentor junior underwriters, and participate in product development and industry events.

Underwrite complex North American energy accounts across oil & gas, pipelines, power generation and renewables within delegated authority. Manage broker/client portfolios, assess technical exposures, set terms/limits/deductibles, determine reinsurance, provide portfolio analytics, collaborate with Claims/Actuarial/Engineering/Legal, mentor junior underwriters, and represent the company at industry events.

Perform and review advanced actuarial analyses to price casualty reinsurance (umbrella, professional liability, multi-line). Prepare research and reports, communicate findings to technical and non-technical audiences, document methods, develop actuarial tools, provide technical support, and mentor/train less experienced staff.

Lead underwriting for large, complex construction accounts across Primary Casualty lines (WC, GL, Auto). Provide technical underwriting guidance and referral approvals, align primary and excess placements, monitor portfolio performance, drive underwriting excellence, and collaborate with leaders and partners to develop strategies, products, and capability enhancements.

Lead portfolio strategy and analytics for private investments by building data-driven tools, synthesizing private market datasets, delivering real-time insights, and partnering with Product, Data, and Technology to design, prototype, and institutionalize models and workflows that drive investment decisions and automation.

Develop and maintain quantitative models and analytics to support asset allocation and portfolio construction across public and private assets. Perform scenario analysis, stress testing, private markets integration, cash flow/NAV forecasting, and data pipeline development to inform strategic and tactical investment decisions.

Underwrite complex energy accounts within delegated authority across oil & gas, pipelines, power generation and renewables. Evaluate technical exposures using loss histories, engineering reports and operational data; set terms, limits, deductibles and reinsurance. Manage broker/client portfolio, provide analytics to inform pricing and appetite, collaborate with Claims/Actuarial/Engineering/Legal, mentor junior underwriters, and support product development and industry engagement.

Lead underwriting for large, complex Construction accounts delivering Primary Casualty (WC, GL, Auto). Provide technical underwriting guidance, referral approvals, portfolio performance analysis, and coordinate with leadership, Claims, Actuarial, and Product teams to improve results and underwriter capabilities. Develop portfolio strategies, ensure alignment with Excess placements, and mentor frontline underwriters.

Perform advanced actuarial pricing analyses for North American Specialty Environmental business, including portfolio profitability reviews, maintaining and developing rating models and monitoring tools, conducting parameter studies, supporting reinsurance placement, and communicating results to underwriting, claims, finance, and management.

Manage a portfolio of complex environmental, pollution, toxic tort, and mass litigation claims. Perform coverage and liability analysis, set and manage reserves, direct litigation strategy, select and oversee defense counsel and experts, control legal budgets, negotiate settlements, and communicate trends to leadership and underwriting. Partner with brokers, reinsurers, policyholders, and internal stakeholders while supporting audit/compliance and maintaining required adjuster credentials.

Manage complex environmental, pollution, toxic tort, and mass litigation claims from notice through resolution. Perform coverage and liability analysis, set and adjust reserves, oversee litigation strategy and counsel selection, manage legal budgets, lead negotiations and mediations, and collaborate with brokers, reinsurers, underwriting, and technical experts.

Design and lead Generative AI solutions for Investments: map LLM capabilities to business needs, architect secure scalable systems, prototype production Python services on AWS, mentor engineers, coordinate with product, compliance, and central GenAI teams, and establish engineering standards for observability, cost, and secure development.

Lead development and delivery of investment data products: define vision and roadmap, prioritize backlog, partner with data engineering, ensure data governance/quality, and deliver solutions for portfolio managers, traders, risk, and operations in an Agile environment.