Principal Engineer

Liberty Mutual Insurance exists to help people embrace today and confidently pursue tomorrow. A Fortune 100 company and global leader in property and casualty insurance, we’ve spent over a century creating innovative products, services and technologies to meet the world’s ever-changing needs and make a difference for our customers and communities.

About the role

As a Principal Engineer at Liberty Mutual, you'll consult on highly complex projects and solve technical problems, while working in an agile environment that has the creative energy of a start-up and the full backing and comprehensive benefits of a Fortune 100 company. This U.S.-based, hybrid role requires 2 days per week in one of our tech hubs: Plano, TX; Boston, MA; Portsmouth, NH; Indianapolis, IN; or Columbus, OH. Visa sponsorship is not available, nor will candidates in the OPT program be considered.

The Portfolio Principal Engineer (PPE) role within the DAE BDSE Digital, Customer and Service data delivery portfolio is the technical leader who collaborates with domain stakeholders, engineering teams, and leadership to ensure teams have the support and expertise needed to deliver maximum business value. Functionally, the PPE reports to the Portfolio Engineering Director and coordinates with TTT for cross-portfolio solutioning. The role operates within an autonomous Kanban model and focuses on full-stack development, software engineering, and back-end application/platform engineering in the digital and data spaces.

Responsibilities

• Analyze and develop complex data solutions and act as a technical expert for complex data initiatives across the portfolio.
• Build and design complex data models and data architecture that improve accessibility, efficiency, governance, and quality of data.
• Collaborate with TTT on long-term architectural agreements (LTAs) for existing and new design patterns.
• Actively participate in portfolio agile ceremonies (PI Planning, Sprint Planning, Backlog grooming, Sprint Reviews) and guide product teams.
• Proactively identify opportunities to enhance data pipelines, processes, and cost management; drive recommendations forward.
• Lead and direct team members, mentor data engineers across the portfolio, and upskill talent.
• Ensure portfolio teams consistently follow established best practices and standards; identify and document process gaps to streamline development.
• Collaborate with and support the Solutions Engineer in design, backlog refinement, technology roadmaps, implementation, cutover plans, post-implementation support, issue resolution, transition planning, and knowledge sharing.
• Actively contribute to forums such as BDSE Dev User, DV, Testing Guild, Tech Roundtables, and Leadership; improve engineering user experience.
• Support application and web analytics collection platforms to track and analyze user interactions on Liberty’s customer and agent-facing websites and applications to optimize digital performance.
• Ensure a consistent tagging approach that enables desired reporting while validating tagging and usability within Adobe Analytics UI and raw clickstream data during feature releases and regression testing.
• Collaborate with cross-functional teams to define tagging requirements for digital properties, including websites, mobile apps, and other digital platforms.

Requirements

• Bachelor’s or master’s degree in computer science, technical or business discipline, or equivalent experience.
• Minimum 8+ years of experience delivering solutions in large, distributed technical ecosystems using agile practices such as Scrum, Kanban, or XP.
• Experience with microservices and cloud platforms (AWS).
• Proficiency with Java, Spring Boot, REST, Kafka, Kubernetes, microservices, testing frameworks, DevOps tools, and CI/CD pipelines (Bamboo/GitHub Actions/Jenkins).
• Full-stack development and software engineering expertise, with a focus on back-end application/platform engineering in digital and data spaces.
• Experience with Tealium Tag Management, Tealium CDP, Adobe Analytics, Snowflake, and similar industry tools (e.g., Ensighten, Google Analytics, Google Tag Manager, Content Square, HEAP).
• Experience with client- and server-side data collection.
• Solid foundation in JavaScript and back-end/front-end development.
• Experience with backend services (AWS [SQS, SNS, S3, CDK, Lambda], RESTful APIs, PCF, Kafka) and tools such as Tealium Tag Management System, Adobe Analytics variable mapping, Heap Analytics, and Galileo.js (autocapture)/Galileo API.

Skills

• In-depth knowledge of diverse and emerging technologies and new architectural concepts and principles.
• Knowledgeable in digital and data engineering languages and tools.
• In-depth understanding of layered solutions, shared data engineering concepts, and security-minded design.
• Highly developed negotiation, consensus-building, influencing, facilitation, and adaptability to respond to change quickly.
• Ability to effectively collaborate with all levels of the organization.
• Enterprise business knowledge: in-depth understanding of business operations, key decisions, and technology implications within a single business process.
• Ability to identify business process improvements addressing highly complex technology gaps.
• Scoping and planning: document existing processes, organizational structures, architectures, and external systems; select appropriate tools to prepare deliverables.
• Design and build: design and build complex data provisioning workflows/pipelines, physical data schemas, extracts, data transformations, and integrations.
• Design and build complex data architecture and applications enabling reporting, analytics, data science, and data management.
• Deploy/implementation: support Solutions Engineer in implementation, including cutover plans, post-implementation support, issue/defect resolution, transition planning, and knowledge sharing.

Benefits

At Liberty Mutual, our goal is to create a workplace where everyone feels valued, supported, and can thrive. We build an environment that welcomes a wide range of perspectives and experiences, with inclusion embedded in every aspect of our culture. Benefits include comprehensive health and well-being programs, workplace flexibility, professional development opportunities, and support through Employee Resource Groups.

To learn more about our benefit offerings, visit Liberty Mutual Benefits.

Pay

The typical starting salary range for this role is determined by skills, experience, education, certifications, and location. The full salary range reflects the competitive labor market value for all employees in these positions across the national market and provides an opportunity to progress as employees grow and develop within the role. Some roles at Liberty Mutual have a corresponding compensation plan which may include commission and/or bonus earnings at rates that vary based on multiple factors set forth in the compensation plan for the role.