Abdul Rahuman M S
Infrastructure & Monitoring Specialist
Madurai
Summary
Infrastructure & Observability Specialist with 12 years of experience in enterprise monitoring, automation, and reliability engineering. Proven expertise in SevOne, Datadog, Moogsoft, and xMatters, delivering scalable monitoring solutions, automated workflows, and executive dashboards. Skilled in defining observability principles, leading cross-functional teams, and integrating monitoring with DevOps and SRE practices to reduce downtime and improve system resilience.
Overview
15
15
years of professional experience
4021
4021
years of post-secondary education
3
3
Certifications
Work History
Observability Engineer
HCL Technologies
08.2020 - Current
- Designed and deployed SevOne infrastructure to monitor enterprise network devices, servers, and application services, ensuring complete visibility across IT systems.
- Configured Datadog monitoring for application performance, log management, and cloud infrastructure, enabling proactive anomaly detection and performance optimization.
- Created structured device-type and object-type groups in SevOne for streamlined monitoring and efficient management of diverse assets.
- Established standard monitoring policies and thresholds (CPU, memory, disk, URL checks) in both SevOne and Datadog to ensure consistent performance monitoring across servers, network devices, and applications.
- Built executive dashboards in SevOne and Datadog for leadership to visualize overall infrastructure health, and team-specific dashboards for utilization and system health analysis.
- Integrated SevOne with LDAP for secure user management, configuring role-based access, and sharing dashboards with appropriate permissions.
- Automated device onboarding and removal in SevOne using Ansible workflows, reducing manual effort, and improving operational efficiency.
- Collaborated with the ServiceNow team to build requestor forms and workflows for automated device lifecycle management.
- Leveraged Datadog APM (Application Performance Monitoring) to trace application performance, identify bottlenecks, and improve user experience.
- Configured synthetic monitoring in Datadog to track URL and API availability, ensuring service reliability and uptime.
- Delivered measurable improvements in monitoring coverage, resulting in optimized system performance and reduced downtime.
Associate IT Consultant
ITC Info Tech
11.2014 - 08.2020
- Managing various Applications and production servers in Infrastructure Environment.
- Respond to the alerts notified by Monitoring Team and fix the issue at the earliest.
- Support theIntegration team in case of any server-related issues and fix the issue within the defined SLA.
- Ensure that the Application is always UP and Running without downtime.
- Handling server activities like clearing application logs, checking the disk and memory space,process alive for applications.
- Recording and tracking issues through JIRA for smooth Operations.
- Restart/Launch the instances if the EC2 instance check fails in AWS console.
- Experience in handling server monitoring tools like Nagios, Grafana, Datadog and Slack.
- Configuring Jenkins to pull the latest scripts from GIT and run locally.
- Providing support for Opera PMS application to various hotels.
- Installing difference types of Interfaces like POS, CAS, PBX, WWW, VMS and CCW.
- Migration of interface servers from on premises to private Cloud environment.
- Provide support through remote tools, over call and mails.
Technical Support Engineer
iV Support Technologies
07.2012 - 03.2014
- Works remotely to provide 24x7 support on critical systems to determine call types, failure trending, and diagnostic improvements to provide a higher level of technical support.
- Expertly maintains data files and control procedures for a complex system of networked computers.
- Assigns passwords, monitors use of resources backs up files daily, and helps to define requests for information.
- Discovers and communicates potential service problems by identifying patterns occurring across separate help desk tickets and customer reports.
- Identifies, diagnoses and resolves Level One problems for users of the mainframe, personal Computer Software and hardware, Internet and new computer technology.
- Email configuration in Outlook and other email client Application with their Business Environment.
System Administrator
HCL Info System
11.2010 - 01.2012
- Installation, upgradation, and troubleshooting of desktop machines and network printers.
- Provides technical support and customer service directly to end users through the ticketing system, and periodically through screen sharing.
- Perform on-site and remote technical support, and provide emergency on-call support on a rotating schedule.
- Added and removed server roles and features; configured infrastructure roles; configured file and print services.
- Owned support tickets using the IT management system, Impulse, for assigning and escalating.
- Improved and maintained existing IT processes and system documentation to create easy-to-use reference guides.
Education
Bachelor of Science - Information Technology
Sadakathullah Appa College
Tirunelveli07-2010
Maths-Biology
Schaffter Higher Secondary School
Tirunelveli 04.2001 - 01.2007
SSLC - TN State Board
M N Abdur Rahman Higher Secondary School
Tirunelveli04-2005
Skills
Datadog performance insights
Network performance monitoring
Proficient in xMatters
Ansible automation
Cribl data management skills
Experienced in managing cloud solutions
Power BI data visualization
Accomplishments
- Implemented enterprise-wide monitoring solutions using SevOne and Datadog, achieving 99.9% uptime across critical applications and infrastructure.
- Reduced mean time to resolution (MTTR) by 30% by integrating Moogsoft for event correlation and xMatters for automated incident escalation.
Certification
RHCSA certified
Timeline
Observability Engineer
HCL Technologies
08.2020 - Current
Associate IT Consultant
ITC Info Tech
11.2014 - 08.2020
Technical Support Engineer
iV Support Technologies
07.2012 - 03.2014
System Administrator
HCL Info System
11.2010 - 01.2012
Maths-Biology
Schaffter Higher Secondary School
04.2001 - 01.2007
Bachelor of Science - Information Technology
Sadakathullah Appa College
SSLC - TN State Board
M N Abdur Rahman Higher Secondary School