Senior Business Systems Analyst, Finance

Introduction At Gallagher Bassett, we're there when it matters most because helping people through challenging moments is more than just our job, it’s our purpose. Every day, we help clients navigate complexity, support recovery, and deliver outcomes that make a real difference in people’s lives. It takes empathy, precision, and a strong sense of partnership—and that’s exactly what you’ll find here.

We’re a team of fast-paced fixers, empathetic experts, and outcomes drivers — people who care deeply about doing the right thing and doing it well. Whether you're managing claims, supporting clients, or improving processes, you’ll play a vital role in helping businesses and individuals move forward with confidence. Here, you’ll be supported by a culture that values teamwork, encourages curiosity, and celebrates the impact of your work.

Because when you’re here, you’re part of something bigger. You’re part of a team that shows up, stands together, and leads with purpose.

The GB Finance Controls Team, a vital component of the Finance department reporting to the Chief Financial Officer (CFO), is seeking a dynamic and adaptable professional to join our team. Our team is structured around three core pillars: GB Controls, Client Controls, and Finance Systems Projects and Transformation. The GB Controls pillar focuses on ensuring compliance with the Sarbanes‑Oxley Act (SOX) and the Financial Policy Manual, auditing financial and operational controls, and optimizing revenue processes.

The Client Controls pillar is responsible for the safeguarding of client‑related financial activities, including maintaining System and Organization Controls (SOC) compliance and managing the internal fraud program. The Finance Systems Projects and Transformation pillar drives the evolution and enhancement of finance systems, leading projects that transform and modernize financial operations.

Our team collaborates extensively with other areas within GB Finance and works cross‑functionally with departments such as Claims Operations, Client Services, IT, and Legal. We present findings and strategic recommendations to senior and executive leadership, playing a crucial role in driving informed decision‑making and fostering organizational improvements. Join us in strengthening the overall control environment and ensuring robust financial governance and operational excellence.

We are seeking a highly skilled and motivated Senior Business Systems Analyst to join the Finance Systems Projects and Transformation pillar of the GB Finance Controls team, reporting to the AVP of Finance Systems. The successful candidate will serve as a trusted bridge between Finance and IT, owning end‑to‑end system requirements, impact analysis, testing, and delivery, while ensuring alignment with broader departmental and company objectives.

This role will also support the Finance Systems mandate through strategic thinking, independent execution, strong governance, and enterprise‑level influence.

• Serve as a subject‑matter expert (SME) for finance systems
• Build strong relationships at all levels across the organization, particularly within finance and operations
• Troubleshoot and resolve system‑related issues and data discrepancies; serve as a point of escalation for complex system support needs
• Analyze financial systems performance, configurations, and workflows to identify opportunities for improvement
• Collaborate with finance users to gather business requirements, document system needs, and recommend solutions or enhancements
• Support finance processes such as month‑end close, reconciliations, and financial reporting by ensuring systems are functioning properly and efficiently
• Assist in testing and validating changes, patches, upgrades, and new functionality across financial platforms
• Work with IT or vendors on system configuration, data integration, and technical issue resolution
• Maintain user roles, permissions, and security controls to ensure proper access and compliance
• Develop user documentation, training materials, and provide training and support to finance teams
• Support projects such as new system rollouts, automation initiatives,…