Manikandan Jayakumar

Results-driven System Administrator & Cloud Engineer with over 4.5 years of hands-on experience in managing enterprise IT infrastructure, AWS cloud environments, and production systems. Expert in blending core IT operations—such as Windows/Linux server administration, MDT/WDS automated deployments, Active Directory, and security compliance—with AWS cloud infrastructure management (EC2, S3, IAM, VPC), CI/CD pipelines, and monitoring tools. Proven track record in P1/P2 incident resolution, root cause analysis (RCA), ITSM/ITIL processes via ServiceNow, and maintaining 99.9%+ high availability across hybrid cloud infrastructures.

AWS Cloud Support Engineer at Flextronics Technologies India Pvt. Ltd. (2024-06 – Present)

Project: Tesco – Retail & E-Commerce Platform

• Cloud & Infrastructure Management: Architect, configure, and maintain AWS cloud infrastructure (EC2, S3, IAM, VPC, EBS, Security Groups) alongside hybrid Linux and Windows enterprise server environments.
• Automated OS Deployment: Designed, configured, and integrated MDT (Microsoft Deployment Toolkit) task sequences with WDS (Windows Deployment Services) for automated, network-based (Lite-Touch) Windows 10/11 deployments, reducing manual imaging overhead by over 40%.
• Identity & Access Control: Administered single sign-on (SSO) and Multi-Factor Authentication (MFA) using Okta and Active Directory, resolving identity synchronization issues and enforcing strict RBAC security policies.
• Security & Compliance: Managed IT security compliance dashboards, conducted malware detection, and handled security incident resolution across software assets and Office 365 environments.
• Incident & Release Management: Delivered L2 production support, managing P1/P2 incidents, service requests, and change orders in ServiceNow while maintaining strict SLA compliance. Assisted release pipelines using Jenkins, Docker, and Git.
• System Monitoring & RCA: Monitored infrastructure health using AWS CloudWatch, Grafana, and Splunk; conducted Root Cause Analysis (RCA) on recurring technical faults to implement long-term fixes.

System Administrator & Cloud Engineer at Infonet Solutions (2022-01 – 2024-06)

Clients/Projects: Ippopay (Digital Payment Platform) |

• Production & Cloud Support: Provided L2 application and infrastructure support for AWS cloud environments, ensuring high availability for payment processing and enterprise workloads.
• System Administration & Asset Management: Oversaw end-to-end IT procurement, IT hardware lifecycle, and asset management; streamlined IT service operations across multiple enterprise client projects.
• Ticketing & Incident Workflows: Managed daily tickets, service desk logging, categorizations, resolutions, and closures using Engine Service Desk and ServiceNow.
• MDT/WDS Deployment: Configured Lite-Touch deployment task sequences via MDT and WDS for standardized endpoint imaging across workstations and laptops.
• Monitoring & Maintenance: Tracked system performance metrics via AWS CloudWatch, Splunk, and Grafana. Performed routine server health checks, log analysis, backup strategies, and disaster recovery operations.
• Cross-Team Collaboration: Partnered with DevOps and development teams to resolve high-priority payment transaction failures and deployment blockages.

Bachelor of Engineering (B.E.) in Electronics and Communication Engineering – Vels University, Chennai, Tamil Nadu