Senior, Expert
Position type: Full Time
Work Location: Bangalore
Working style: Hybrid
Shift Time: 10AM to 7PM
People Manager role: No
Required education and certifications critical for the role: bachelor’s degree in computer science, IT, Engineering, or related field.
Required years of experience: 10+ years of work experience in relevant field
At Aon, we shape decisions for the better to protect and enrich the lives of people around the world. As an organization, we are committed to our purpose as one firm, united through trust as one inclusive, diverse team and we are passionate about helping our colleagues and clients succeed.
Role Summary
Defines end-to-end infrastructure architecture — compute, storage, network, and cloud — for Aon's global technology estate, ensuring designs are scalable, secure, resilient, and aligned with enterprise technology strategy and standards worldwide.
Develop infrastructure architecture blueprints, reference architectures, and technology roadmaps
Evaluate and select infrastructure technologies and platforms across on-premises, hybrid, and multi-cloud environments
Lead design reviews and provide architectural governance across infrastructure projects
Define non-functional requirements: availability, disaster recovery, performance, scalability, security
Partner with security, network, and application architects to ensure end-to-end solution integrity
Guide migration and modernization initiatives (data center exit, cloud migration, hybrid connectivity)
Produce architecture decision records (ADRs) and maintain architecture documentation/standards
Mentor infrastructure engineers and provide technical leadership on complex initiatives
Bachelor’s degree in computer science, Engineering, or a related field; relevant Master's a plus
10+ years in infrastructure engineering, with 3+ years in an architect-level role
Certifications such as TOGAF, or AWS/Azure/GCP Solutions Architect, preferred
Demonstrated experience architecting hybrid/multi-cloud environments at enterprise scale
Enterprise architecture frameworks (TOGAF or equivalent)
Compute, storage, and network architecture across on-premises and cloud (AWS/Azure/GCP)
Virtualization (VMware), containers/Kubernetes, disaster recovery/business continuity design
Security architecture fundamentals (zero trust, network segmentation, IAM)
Capacity planning and performance engineering
Architecture documentation and diagramming (e.g., ArchiMate, Visio, Lucidchart)
Strategic and systems thinking
Technical leadership and mentoring
Stakeholder management across business and technology
Strong communication of complex concepts to varied audiences
Balancing innovation with risk and governance
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