Gayathri Narayanan Kutty

Linux System Administration – Managed and secured
RHEL and other Linux-based systems, ensuring optimal
performance and compliance.
•
Automation & Configuration Management – Utilized
Ansible and shell scripting to automate system
configurations, deployments, and patch management.
•
Endpoint & Patch Management – Implemented and
Administered Automox for system updates and security
patching across endpoints.
•
IT Asset Management – Designed, implemented and
administered GLPI for tracking IT assets, inventory, and
lifecycle management.
•
Data Indexing & Search – Implemented Diskover running
on containers and docker for efficient file search,
indexing, and storage analysis with elasticsearch and
kibana in the backend.
•
Datacenter Infra & Hardware Management – Configure
and manage Hardware solutions, including enterprise
Dell Power Edge hardware and True NAS in the local data
center.
•
Log Management & Monitoring – Deploy and manage
ELK (Elasticsearch, Logstash, Kibana) for log analysis,
monitoring
•
GitLab Administration – Manage CD pipelines, version
control, and DevOps practices using GitLab.
•
Security Hardening – Implemented CIS hardening,
vulnerability management using Tenable, and endpoint
protection with CrowdStrike.

• Provided expert L3 Linux administration support, ensuring•
  the successful completion of complex projects across the
  entire lifecycle.
  Diagnosed and resolved critical system issues, interacting
  directly with users to provide efficient troubleshooting
  and support.
  Built and managed Kubernetes clusters for running
  containerized applications, enhancing scalability and
  reliability.
  Developed automation scripts using Ansible and Shell
  scripting to streamline daily tasks and improve
  operational efficiency.
  Optimized and tuned Linux environments, collaborating
  with development teams to improve application
  performance.
  Managed Cloud workloads and services running on AWS
  platform
  Analyzed and troubleshot large-scale enterprise server
  issues, ensuring business continuity for mission-critical
  applications.
  Maintained high availability of critical infrastructure
  through SLA based issue resolution for escalated L3 issues
  over bridge calls.
  Worked with cross-functional teams to enhance system
  stability and security, ensuring compliance with best
  practices and industry standards.

Provided Linux server support, troubleshooting various
customer issues to ensure optimal system performance.
•
Managed workloads on the AWS platform, optimizing
cloud-based infrastructure for scalability and reliability.
•
Contributed to the adoption of a DevOps culture,
fostering cross-functional collaboration and enhancing
operational agility.
•
Expertise in file system management and diagnosing
complex OS-related issues.
Deployed and administered Kubernetes (K8s) clusters•
•
Automated system installation and administration tasks
using Ansible, enhancing efficiency and reducing
manual effort.
•
Maintained version control systems like Git and SVN,
ensuring seamless collaboration between developers
and engineers.
•
Performed software modifications, upgrades, and
optimizations to enhance system performance.
•
Strengthened system security by identifying and
mitigating vulnerabilities, ensuring compliance with
industry standards.

• Linux OS Installation & Configuration (RHEL, CentOS,
  Fedora, Ubuntu, Debian)
  Server Build & Management (VMs & Physical Servers)•
  OS Upgrades & Patching (YUM, RPM, APT)•
  System Recovery & Root Cause Analysis (Crash Diagnostics, RCA)
  Performance Debugging & Optimization (CPU, Memory,
  Disk I/O Tuning)
  Package & Software Management (YUM, RPM, APT)•
  Disk & Filesystem Management (LVM, Partitioning,
  Monitoring)
  Server Hardening & Security (CIS Compliance, Firewalls,
  SELinux, Vulnerability Management)
  Networking & Troubleshooting (Interfaces, DNS, DHCP,
  Routing, Packet Analysis)
  System Monitoring & Log Analysis (ELK, Nagios, syslog,
  journalctl)
  Automation & Scripting (Shell Scripts, Ansible)•
  System Reliability & Proactive Maintenance (Log Analysis,
  Troubleshooting, Uptime Assurance)