Summary
Overview
Work History
Education
Skills
Technologies
Languages
Projects And Automations
Awards
Certification
Generic

Sriagil Sivakumar

IT Infrastructure & Security Engineer | Endpoint Security, MDM & VM Ops |
Coimbatore

Summary

IT Infrastructure & Security Engineer with 3+ years of experience across endpoint security, IAM/PAM, VM operations, and infra automation, with additional expertise in end-user support across Windows, macOS, and Linux. Proven success in securing 2500+ endpoints with Falcon, JAMF, and UEM, administering 3500+ VMs on VMware/Nutanix, and leading deployments of BitLocker, Zscaler, SSO, and MFA. Skilled in access governance, OS hardening, patch management, SIEM/DLP, and automation (Python, PowerShell). Recognized with multiple awards for delivering high-impact security and infra solutions. Pursuing PCNSE & Security+ to transition into advanced cybersecurity and infra security roles.

Overview

4
4
years of professional experience
10
10
Certificates

Work History

Specialist: IT Infrastructure Management

AppViewX
Coimbatore
02.2022 - Current
  • Secured 2500+ endpoints across Windows, macOS, and Linux with MDM solutions (JAMF, ManageEngine UEM, CrowdStrike Falcon) and monthly patch compliance cycles.
  • Strengthened identity and access management by administering Active Directory, Entra ID, Azure AD, and GPOs; implemented SSO integrations (OAuth2, Google SAML, Azure AD, and AD-based logins) across 400+ applications for secure enterprise access.
  • Administered BeyondTrust PAM for 300+ privileged devices, ensuring secure session management and compliance.
  • Performed OS hardening for Windows & Linux environments, reducing vulnerabilities through baselines, patching, and application whitelisting.
  • Enhanced enterprise security posture using SIEM (ELK), DLP (CyberHaven), Tenable Nessus vulnerability scanning, and BurpSuite for web app testing.
  • Managed VMware ESXi (6/7/8), Nutanix, and Proxmox virtualization platforms (3500+ VMs) with enterprise backup/recovery via Veeam.
  • Designed and implemented automation workflows with Python & PowerShell, including Cisco Meraki SSID-based tracking and multi-cloud monitoring (AWS, Azure, GCP).
  • Configured and maintained Cisco switches & Meraki APs, ensuring secure and optimized network performance.
  • Led PoCs and deployments of BitLocker, FileVault, Zscaler ZPA/ZIA, and AD Audit Plus, contributing to ISO/ISMS audit readiness.
  • Provided end-user support for 700+ staff across Windows, macOS, Linux, and VM environments; managed service requests, incidents, and ITIL-based change processes via Jira.

Salesforce Developer Intern

Inno Valley Works
Coimbatore
05.2021 - 12.2021
  • Contributed to production-grade login/signup and password reset modules using Apex and Lightning Web Components
  • Built user interface with Visualforce Pages, LC, LWC, HTML, CSS, JavaScript
  • Gained exposure to Flow, Triggers, and Salesforce object customizations

Education

B-Tech - Information Technology

Sri Shakthi Institute of Engineering And Technology
Coimbatore, India
04.2001 -

Skills

MDM, EDR & DLP Implementation and Administration

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Technologies

  • Security & Compliance: Falcon, BitLocker, Threat & Patch Mgmt, OS Hardening, MFA, ZTNA, ISO/ISMS Audit, Application Whitelisting
  • Identity & Access Management (IAM): Active Directory, GPO, Entra ID (Azure AD), SAML, OAuth2, OIDC
  • Privileged Access Management (PAM): BeyondTrust PAM, CyberArk
  • MDM & Endpoint Security: ManageEngine UEM, JAMF Pro, CrowdStrike, Cisco Meraki
  • Infra & Virtualization: VMware, Nutanix, Windows Server, Linux, macOS, Veeam Backup, Ops Manager
  • Cloud & Monitoring: AWS, Azure, GCP, Google Workspace, Cost Monitoring, Datacenter Monitoring
  • Automation & Dev: Python, PowerShell, MERN Stack, Git, HTML, CSS, JavaScript
  • Tools & Platforms: Fortigate Firewall, SIEM (ELK), DLP (CyberHaven), Salesforce (Apex, LWC, Visualforce)
  • End-User & Collaboration Tools: Windows, macOS, Linux, GSuite, Google Workspace, Jira, ITIL-based support

Languages

English
Advanced (C1)
Tamil
Bilingual or Proficient (C2)

Projects And Automations

  • Wi-Fi User Count Automation, Created a Python tool to extract and email daily Cisco Meraki-based user counts by SSID/location; used by HR and admin teams.
  • Multi-Cloud Cost Tracker, Developed a full-stack MERN web app for internal team to monitor daily costs from AWS, Azure, and GCP accounts.
  • Security Tool POCs, Led PoCs for BitLocker deployment, password manager implementation, ZTNA testing, and endpoint policy automation.

Awards

  • MVP Award (2024): Honored individually for leading successful implementations of BitLocker encryption, SSO integration, and a password manager solution—strengthening endpoint security and access control posture.
  • Circle of Excellence Award (2024): Recognized as part of the best-performing team at AppViewX for delivering high-impact infrastructure automation and secure operational excellence.

Certification

PCNSE (Palo Alto), In Progress

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Sriagil SivakumarIT Infrastructure & Security Engineer | Endpoint Security, MDM & VM Ops |