Kobe Thambyrajah
St. Louis,MO
Summary
Cybersecurity graduate (B.S., Summa Cum Laude) and CompTIA Security+ certified IT professional with experience in IT administration, endpoint management, and system troubleshooting. Currently supporting enterprise environments as a Microsoft Administrator using N-Central RMM, PowerShell, Microsoft 365, and Entra ID to monitor systems and assist with workstation deployments. Seeking an IT Analyst or IT Specialist role where strong troubleshooting, automation, and a security-focused mindset support reliable IT operations.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Data Analytics/GIS Intern
St. Charles County Government
St. Charles, MO
- Collaborated with the Geographic Information System (GIS) team to design, modify, and publish detailed and user-friendly online mapping applications using ArcMap and ArcGIS Pro, enhancing spatial data accessibility for county departments and residents.
- Led efforts in creating and maintaining spatial data layers for public amenities, including walking, biking, and hiking paths, ensuring data accuracy in public-facing web applications.
- Published interactive maps using ArcGIS Online, widely used by parks and recreation, emergency management, and other departments.
Microsoft Administrator (Contract)
DDB Consult
Remote
03.2026 - Current
- Administer and support Microsoft-based environments for multiple client organizations, assisting with endpoint management, software verification, and system administration tasks.
- Monitor and maintain endpoint systems using N-Central RMM, performing remote troubleshooting, patch verification, and software audits across numerous devices.
- Create internal technical documentation and SOPs, including procedures for file deployment and device management through N-Central RMM.
- Assist with enterprise workstation deployment projects for a multi-site healthcare client, traveling onsite to install and stage new endpoint hardware.
- Collaborate with project teams and client site contacts to ensure timely implementation of IT infrastructure rollouts.
- Deployed and configured workstation hardware including desktop systems, dual-monitor setups, and mounted mini PCs while ensuring proper network connectivity and cable management.
Intermittent Security Analyst
St. Charles County Government
St. Charles, MO
01.2020 - 04.2023
- Monitored Hybrid Active Directory environments (on-premises AD with Microsoft Entra ID) to detect suspicious login behavior and mitigate identity-based threats.
- Review security logs and other information to identify violations of access control policies.
- Quickly identifying relevant event logs to respond and contain possible security incidents.
- Assist in revising and updating the Information System Security Policy and Incident Response Plan.
- Communicate important security incident updates to management.
- Analyze vulnerability scan results to identify risks, prioritize remediation efforts, and implement compensating controls when direct fixes are not feasible.
- Communicate with MSSP on security event investigations and incident response.
- Review the County’s Security Awareness Training that goes out to all employees.
- Administered phishing simulation platform to enhance cybersecurity training and awareness initiatives.
- Implemented and administered an on-premises password management solution for IT staff, including deployment of the web application on Ubuntu, SSL/TLS certificate configuration, and user onboarding.
Education
Bachelor of Science - Cyber Security
Maryville University
St. Louis, Missouri08-2025
Associate - Cybersecurity and Information Assurance
St. Charles Community College
Cottleville, Missouri12-2022
Skills
- Microsoft 365 Administration
- Entra ID (Identity & Access Management)
- PowerShell Scripting
- N-Central RMM
- Endpoint Management
- IT Infrastructure Support
- Troubleshooting & Problem Solving
- Log Analysis
- Tenable / Nessus Vulnerability Scanning
- ServiceNow Ticketing System
- Microsoft Defender Security Tools
- User Support & Technical Training
Certification
CompTIA Security+ (06/24)
CompTIA A+ (03/26)
Timeline
Microsoft Administrator (Contract)
DDB Consult
03.2026 - Current
Intermittent Security Analyst
St. Charles County Government
01.2020 - 04.2023
Data Analytics/GIS Intern
St. Charles County Government
Associate - Cybersecurity and Information Assurance
St. Charles Community College
Bachelor of Science - Cyber Security
Maryville University