Senior FPSL Configuration Engineer

Senior FPSL Configuration Engineer

Liberty Mutual Insurance

We deliver peace of mind every day by helping our customers protect what they value most. Our passion for placing the customer at the center of everything we do is driving a transformational shift at Liberty Mutual. Operating as a tech startup within a Fortune 100 company, we are leading a digital disruption that will redefine how people experience insurance.

Base pay: $–$ per year (actual pay based on skills and experience).

The Global Finance Technology organization is hiring an experienced Senior FPSL Configuration Engineer for its Data Subledger team within the OneGL program. Under limited supervision, the individual will develop, configure, integrate, and optimize new and existing use cases within SAP FPSL (Financial Products Subledger), supporting production users and configuring, testing, and training to maintain and enhance the OneGL finance environment for the monthly close process.

• Configures modules according to defined design specs & demonstrates a highly proficient understanding of transactions and major configuration options for business processes.
• Identifies and coordinates the interdependencies within modules to ensure development activities are positively impacted.
• Leads initiatives to improve performance, scalability, and maintainability of FPSL and related systems, ensuring high availability and resilience.
• Supports testing cycles, develops complex test scripts, and assists coordinating test transactional data creation.
• Identifies and researches complex testing and configuration defects in FPSL.
• Identifies designs for functional and technical requirements (e.g., gap analysis, infrastructure, interfaces, reports, enhancements, and/or conversions).
• Documents architecture development and standards.
• Identifies design elements of new business processes and package application design.
• Uses testing tools successfully and documents test results for components within modules or business processes within a mixed team.
• Identifies process improvements that address complex functional and package technology gaps within business processes.
• Analyzes and prepares complex technology enabled recommendations to address gaps within business processes.
• Supports pieces of the implementation process such as post‑implementation support, cutover plans, and transition planning.
• Other duties and projects as assigned.

• Bachelor's or Master’s degree in a technical or business discipline or equivalent experience.
• Minimum 5+ years of Techno‑Functional SAP Finance experience.
• Minimum 1–3+ years of hands‑on FPSL experience (design, implementation, and integration).
• Strong technical skills including data processing frameworks, ETL tools, SQL, Python, APIs, and large‑scale system integration.
• Strong understanding of SAP architecture and components: SAP S4/HANA, FIORI, PaPM, Reporting (e.g., SAC Analytics for Office), and SAP Finance touchpoints to other SAP modules, including finance integration with the general ledger.
• Proficiency in SDL (Source Data Layer), RDL (Result Data Layer), and DLL (Data Load Layer).
• Experience with CVPM (Calculation and Valuation Process Manager).
• Hands‑on experience in the setup and configuration of master data (contracts), flow data characteristics, business transactions (events), account determination, and derivation rules.
• Strong understanding of financial transactional flow, SAP general ledger concepts such as company codes, chart of accounts, accounting entries, coding blocks, profit centers, cost centers, ledgers, currencies, etc.
• Experience working with multiple GAAP‑based accounting systems and reconciling from subledger to general ledger.
• Hands‑on experience in subledger accounting configuration and performing manual journal postings.
• Prior experience in BCF (Balance Carry Forward) and exposure to FX Reval process.
• Strong understanding of finance business processes and ability to map business requirements to standard SAP processes with minimal or no customization.
• Strong communication skills with the ability to collaborate effectively with both technical and non‑technical stakeholders…