Financial Operations Engineer

Aon plc (NYSE:AON) is a leading global professional services firm providing a broad range of risk, retirement, and health solutions. Our 50,000 colleagues in 120 countries empower results for clients by using proprietary data and analytics to deliver insights that reduce volatility and improve performance.

Join Aon Services Corporation as a FinOps Engineer where you will spearhead the flawless execution of day-to-day FinOps practices. These include cost monitoring, tagging governance, anomaly detection, and optimization recommendations. Your role will be pivotal in supporting the FinOps Lead to drive cloud cost efficiency across our outstanding technology estate.

Key Responsibilities

• Monitor cloud spend daily/weekly across AWS, Azure, and GCP; investigate and flag anomalies
• Build and maintain world-class cost dashboards and reports (showback/chargeback) for engineering teams
• Enforce and audit resource tagging/labeling standards for detailed cost allocation
• Identify rightsizing, idle-resource, and storage-tier optimization opportunities and collaborate with engineering teams to implement them
• Support Reserved Instance/Savings Plan/Committed Use Discount purchase recommendations and utilization tracking
• Maintain FinOps tooling integrations and data pipelines feeding cost dashboards
• Document cost optimization playbooks and guidelines
• Assist with monthly and quarterly cost reviews and forecast variance analysis

Required Qualifications & Experience

• Bachelor's degree in Computer Science, IT, Finance, or a related field, or equivalent experience
• 10+  years of proven experience in cloud operations, DevOps, or IT financial analysis
• FinOps Certified Practitioner (FOCP) certification preferred
• Working knowledge of at least one public cloud platform's billing/cost console

Technical Skills

• Proficiency with cloud cost tools: AWS Cost Explorer/CUR, Azure Cost Management, GCP Billing export/BigQuery, Cloudability/CloudHealth
• Skilled in SQL and spreadsheet-based cost analysis; experience with BI tools (Power BI, Looker, Tableau)
• Scripting abilities (Python or similar) for automated reporting
• Expertise in resource tagging governance and cost allocation frameworks
• Basic understanding of cloud infrastructure including compute, storage, and networking

Skills You'll Use Every Day

• Demonstrated analytical rigor and attention to detail
• Strong ownership and follow-through
• Clear written and verbal communication
• Effective collaboration with engineering and finance collaborators
• Continuous improvement approach

How we support our colleagues

In addition to our comprehensive benefits package, we encourage a diverse workforce. Plus, our agile, inclusive environment allows you to manage your wellbeing and work/life balance, ensuring you can be your best self at Aon. Furthermore, all colleagues enjoy two “Global Wellbeing Days” each year, encouraging you to take time to focus on yourself. We offer a variety of working-style solutions, but we also recognize that flexibility goes beyond just the place of work... and we are all for it. We call this Smart Working!

Our continuous learning culture inspires and equips you to learn, share and grow, helping you achieve your fullest potential. As a result, at Aon, you are more connected, more relevant, and more valued.

Aon values an innovative, diverse workplace where all colleagues feel empowered to be their authentic selves. Aon is proud to be an equal opportunity workplace.

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