Summary
Highly dedicated and results-oriented System Administrator with 6 years of experience in managing complex IT infrastructures. Proven expertise in server management, network security, and delivering exceptional technical support in fast-paced environments. Successfully optimized system performance, enhanced security protocols, and streamlined operational processes, leading to significant cost savings and improved system uptime.
Experience
Senior System AdministratorTech Solutions Corp.
- Managed and maintained over 150+ Linux and Windows servers, achieving 99.9% uptime for critical business applications.
- Implemented automated patch management system across 200+ endpoints, reducing vulnerability exposure by 30%.
- Administered network security tools including firewalls (Palo Alto) and intrusion detection systems, mitigating 100% of reported external threats.
- Developed and deployed PowerShell scripts to automate routine tasks, saving approximately 15 hours of manual work per week.
System AdministratorInnovatech Systems
- Provided Tier 2/3 technical support for over 500 internal users, resolving 95% of issues within SLA targets.
- Configured and maintained virtualized environments using VMware vSphere, optimizing resource utilization by 25%.
- Migrated company data to a new cloud-based storage solution (AWS S3), reducing on-premise storage costs by 20%.
- Managed Active Directory for 300+ user accounts, ensuring proper access controls and group policies.
Junior System AdministratorGlobal Solutions Inc.
- Assisted in the deployment and configuration of 50 new workstations and servers, ensuring timely project completion.
- Monitored system performance and network traffic, identifying and resolving potential bottlenecks before impact.
- Conducted daily data backups and disaster recovery drills, achieving 100% data recoverability in simulated events.
- Documented IT procedures and troubleshooting guides, improving new hire onboarding efficiency by 15%.
Projects
Automated Server Health Checker
- Developed a Python script to monitor CPU, memory, and disk usage across multiple servers, sending alerts for anomalies.
- Reduced manual server check time by 70% and proactively identified potential issues before system failure.
- Integrated with PagerDuty API for critical alerts, improving response time for high-priority incidents.
Home Network Hardening Project
- Implemented a custom firewall (pfSense) and configured VLANs to segregate IoT devices from the main network.
- Set up a VPN server for secure remote access and encrypted all internal network traffic.
- Reduced potential attack surface by 40% and enhanced overall home network security posture.
Dockerized Development Environment
- Created Docker Compose configurations for various development stacks (LEMP, MEAN) for rapid deployment.
- Streamlined onboarding for new developers by providing consistent and isolated environments.
- Reduced dependency conflicts and improved development cycle efficiency by 25%.
Education
The University of Texas at AustinBachelor of Science in Computer Science
- Graduated Magna Cum Laude with a GPA of 3.8/4.0.
- Completed capstone project on secure network architecture design, achieving an 'A' grade.
- Member of the IEEE Student Branch, contributing to campus IT initiatives.
Skills
Operating Systems
Windows Server (2016, 2019)Linux (Ubuntu, CentOS)macOSWindows 10
Cloud & Virtualization
AWS EC2S3Azure ADVMware vSphereHyper-VDocker
Networking
TCP/IPDNSDHCPVPNFirewalls (Palo Alto)Cisco Routers/Switches
Scripting & Automation
PowerShellBashPythonAnsible
Monitoring & Tools
NagiosZabbixPRTGSplunkJiraServiceNow
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