Senior Manager - Finance Systems

Join Aon’s Digital Finance transformation as a Senior Manager, Finance Systems, where you’ll play a key role in shaping the future of finance. In this highly visible position, you’ll work at the intersection of finance, data, and technology — leading the modernization of financial systems and leveraging platforms like Databricks, Workday, TM1 and Power BI to deliver scalable solutions, real-time insights, and advanced analytics. This is a unique opportunity to drive innovation, enable AI-powered decision-making, and partner across the business to transform planning, forecasting, and reporting at scale.

Aon is in the business of better decisions

At Aon, we shape decisions for the better to protect and enrich the lives of people around the world.

As an organization, we are united through trust as one inclusive team and we are passionate about helping our colleagues and clients succeed.

What the day will look like

• Lead digital transformation efforts across financial systems, driving automation and scalable architecture.
• Partner with Finance, IT, and Business stakeholders to define requirements, deliver solutions, and ensure alignment with enterprise goals.
• Architect and maintain complex, multi-dimensional financial data models that support dynamic planning, forecasting, and scenario analysis
• Leverage Databricks, Snowflake and other AI platforms to manage large-scale financial data and enable predictive analytics and machine learning.
• Develop and maintain interactive dashboards using Power BI or similar tools to deliver real-time insights.
• Conduct systems analysis to identify inefficiencies and implement process improvements.
• Manage reconciliation processes between Workday, IBM Planning Analytics (TM1), and other financial subsystems, ensuring data accuracy and consistency.
• Maintain documentation and enforce data governance and internal control standards.

How this opportunity is different

• Bachelor’s degree in Finance, Accounting, Information Systems, or related field; Master’s or CPA preferred.
• Expertise in financial systems, including Workday and IBM Planning Analytics (TM1).
• Strong proficiency in data modeling and dashboarding tools (e.g., SQL, Python, Power BI, Anaplan, Tableau).
• Proven experience with Databricks, Snowflake, or similar AI/data platforms.
• Excellent analytical, problem-solving, and communication skills.
• Understanding of financial processes (e.g., budgeting, forecasting, general ledger).

For positions in San Francisco and Los Angeles, we will consider for employment qualified applicants with arrest and conviction record in accordance with local Fair Chance ordinances.

Aon is not accepting unsolicited resumes from search firms for this position. If you are a search firm, you will not be compensated in any way for your submission of a candidate, even if Aon hires that candidate.

Nothing in this job description restricts management's right to assign or reassign duties and responsibilities to this job at any time.

Pay Transparency Laws

The salary range for this position (intended for U.S. applicants) is $130,000 - $160,000 annually. The actual salary will vary based on applicant’s education, experience, skills, and abilities, as well as internal equity and alignment with market data.  The salary may also be adjusted based on applicant’s geographic location. 

The salary range reflected is based on a primary work location of Chicago, Illinois. The actual salary may vary for applicants in a different geographic location. 

This position is eligible to participate in one of Aon’s annual incentive plans to receive an annual discretionary bonus in addition to base salary.  The amount of any bonus varies and is subject to the terms and conditions of the applicable incentive plan.

Aon offers a comprehensive package of benefits for full-time and regular part-time colleagues, including, but not limited to: a 401(k) savings plan with employer contributions; an employee stock purchase plan; consideration for long-term incentive awards at Aon’s discretion; medical, dental and vision insurance, various types of leaves of absence, paid time off, including 12 paid holidays throughout the calendar year, 15 days of paid vacation per year, paid sick leave as provided under state and local paid sick leave laws, short-term disability and optional long-term disability, health savings account, health care and dependent care reimbursement accounts, employee and dependent life insurance and supplemental life and AD&D insurance; optional personal insurance policies, adoption assistance, tuition assistance, commuter benefits, and an employee assistance program that includes free counseling sessions.  Eligibility for benefits is governed by the applicable plan documents and policies.

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