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Network and Computer Systems Administrators CV Example in English

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Theme: engineeringresumes · Language: english
Network and Computer Systems Administrators CV in English — page 1
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Rachel Adams

Summary

Six years of experience optimizing network performance and ensuring robust system security for enterprise environments. Successfully managed the migration of critical infrastructure to cloud-based solutions, enhancing scalability and reducing operational costs by 15%. Proven ability to troubleshoot complex network issues and implement proactive maintenance strategies to minimize downtime.

Experience

Senior Network Administrator, EirGrid plc -- Dublin, Ireland

Mar 2020 – present

  • Designed and implemented a new corporate network architecture, improving data transfer speeds by 25% and accommodating a 20% increase in user base.

  • Managed and maintained over 150 servers (Windows Server, Linux) and 200 network devices (Cisco, Juniper), ensuring 99.9% uptime for critical business operations.

  • Developed and enforced security policies, leading to a 30% reduction in successful phishing attempts and unauthorized access incidents.

  • Administered VMware vSphere environment, overseeing virtual machine deployment, resource allocation, and performance monitoring for 50+ virtual servers.

Junior Systems Administrator, Fidelity Investments Ireland -- Dublin, Ireland

Sept 2017 – Feb 2020

  • Provided tier-2 support for network and system-related incidents, resolving an average of 15 tickets daily with a 95% satisfaction rate.

  • Configured and maintained Active Directory, Group Policy, and DNS for a user base of 500+ employees.

  • Assisted in the deployment and configuration of new server hardware and software, ensuring seamless integration into existing infrastructure.

  • Monitored network traffic and system logs, identifying potential vulnerabilities and reporting on security breaches to senior staff.

Education

University College Dublin, BSc in Computer Science -- Dublin, Ireland

Sept 2013 – June 2017

Skills

Network Administration: Cisco IOS, Juniper Junos, TCP/IP, DNS, DHCP, VPN, VLANs, Firewalls (Palo Alto, FortiGate), Routing Protocols (OSPF, BGP), Wi-Fi (Cisco Meraki)

Systems Administration: Windows Server (2012-2019), Linux (Ubuntu, CentOS), Active Directory, Group Policy, PowerShell, Bash Scripting, VMware vSphere, Hyper-V

Cloud Platforms: Microsoft Azure (Networking, Virtual Machines, Security Groups), AWS (EC2, VPC, S3)

Security & Monitoring: SIEM Tools (Splunk, ELK Stack), Intrusion Detection Systems (IDS), Vulnerability Scanning, Network Performance Monitoring (PRTG, SolarWinds)

Troubleshooting & Support: Incident Management, Root Cause Analysis, Help Desk Support, ITIL Framework

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Same CV in other languages

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