Senior Accounting Analyst

How you'll make an impact

We are seeking a highly skilled and motivated individual to join the Gallagher-Bassett (GB) Ancillary & Support Billing team. The Senior Financial Analyst will report to the Manager – Ancillary & Support and play a key role in supporting billing operations related to acquisitions and Canadian business. This role emphasizes analytical support, cross‑functional coordination, and continuous improvement within a growing and evolving billing environment.

The Gallagher-Bassett Billing team is responsible for delivering accurate, reliable, and efficient billing solutions that support organizational performance and a strong client experience. The team is structured into three primary areas—Core Standard, Core Non‑Standard, and Ancillary & Support—which together provide comprehensive coverage across routine billing activities, complex and customized billing scenarios, and specialized functions that enable and sustain billing operations.

Success in this role is grounded in close collaboration with key partners, including other Finance teams, Client Services, and IT. Through strong cross‑functional partnerships, thoughtful use of technology, and streamlined processes, the GB Billing team drives operational excellence, scalability, and continuous improvement. This integrated approach supports sustainable growth and ensures consistent, high‑quality outcomes that deliver lasting value to both clients and internal stakeholders.

• Serve as a billing subject‑matter expert for Ancillary & Support processes, with a primary focus on acquisitions and Canadian billing operations, ensuring accuracy and alignment with organizational standards.
• Perform advanced billing analysis, investigating variances, resolving complex issues, and recommending process improvements to reduce rework and operational risk.
• Collaborate closely with Finance, Client Services, and IT to support billing process and system changes.
• Own and maintain ancillary billing procedures, controls, and documentation, contributing to SOP development.
• Support month‑end and ongoing operational and financial reporting working closely with the Revenue Accounting and A/R teams.
• Identify and drive continuous improvement initiatives that enhance efficiency, scalability, and service quality, leveraging automation and standardized processes where possible.

• Bachelor's degree and 4 years related experience required.
• Strong Excel and financial management software skills are essential.

• 3-5 years related experience.
• Advanced Excel proficiency, including strong working knowledge of formulas, pivot tables, lookups, data validation, and reconciliation techniques and the ability to compile and analyze complex data.
• Experience in the Insurance Industry and/or with Third Party Service Administrators.
• Project management experience.
• Experience working with billing systems, financial reporting tools, or ERP platforms, with the ability to adapt quickly to new systems and processes.
• Strong critical thinking and problem‑solving skills, with the ability to evaluate complex billing scenarios, identify root causes, and recommend practical, scalable solutions.
• Strong written and verbal communication skills, including the ability to document processes, explain complex issues, and contribute to clear SOPs and reporting.
• High attention to detail and commitment to accuracy, balanced with the ability to meet deadlines in a dynamic, fast‑paced environment.
• Demonstrated ownership mindset and accountability, taking initiative to see work through from analysis to resolution.
• Commitment to continuous improvement, with openness to change, learning, and process optimization.

We offer a competitive and comprehensive compensation package. The base salary range represents the anticipated low end and high end of the range for this position. The actual compensation will be influenced by a wide range of factors including, but not limited to previous experience, education, pay market/geography, complexity or scope, specialized skill set, lines of business/practice area, supply/demand, and scheduled hours.

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