senior network administrator resume example with 20+ years of experience

Jessica Claire
  • , , 609 Johnson Ave., 49204, Tulsa, OK 100 Montgomery St. 10th Floor
  • Home: (555) 432-1000
  • Cell:
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Professional Summary

Highly motivated Senior Network Administrator with a 20+ years successful track record in installing, configuring, and troubleshooting complex LANs and WANs. Offering excellence in providing network solutions along with hands-on experience in supporting advanced networking technologies.

Core Competencies
  • System and Application patching
  • Data Protection & Backups
  • Application Configuration
  • System Upgrades
  • Performance Monitoring and Optimization
  • Cisco Routers and Switches
  • VMware and Oracle (VM)
  • Permissions and Access Control
  • Disaster Recovery Procedures
  • Network Device Monitoring

MCSE - Microsoft Certified System Engineer

CCNA - Cisco Certified Network Associate

OCA - Oracle Certified Associate

Comptia A+

Work History
Senior Network Administrator, 10/2020 to Current
Republic FinancialColumbus, GA,
  • Mitigates security vulnerabilities on servers and other network devices by applying the latest security patches and ensuring the proper defenses are present for each network resource. Define incidents and report them to the Computer Security Incident Response Capability (CSIRC). Assist in the investigation and resolution of security incidents in conjunction with the EPA CSIRC.
  • Plans, coordinates, and implements network security measures by performing vulnerability and penetration tests, identifies, and defends against threats, and develops disaster recovery plans.
  • Manage data backups and disaster recovery operations. Configures and supports security tools, such as Windows firewalls and anti-virus software, analyzes security requirements, and recommends improvements.
  • Administers, supports, and monitors Oracle & SQL databases by proactively resolving database issues and maintaining servers. Maintain network hardware and software and monitor network to support network availability to end users.
  • Ensure users are aware of, comprehend, and follow systems security policies and procedures, participate on inter-agency workgroups or committees dealing with systems administration issues or changes, and communicate highly technical information in an easily understandable manner.
Network Administrator, 08/2009 to 09/2020
Carlisle Syntec, Inc.Reno, NV,
  • Performed day-to-day LAN and WAN administration, maintenance, and support. Implemented network-related updates and patches in accordance with firm policy.
  • Scheduled, coordinated, and deployed Windows server updates and performed preventative maintenance with limited downtime.
  • Created and updated user accounts, groups, group policies, and assigned permissions on network shares. Implemented and configured Storage Area Network devices. Managed backup environment by monitoring backup jobs and performing data restores when needed.
  • Maintained network hardware and software and monitored network to support network availability to end users. Established hardware, firmware, and software migration plans. Designed and analyzed requirements and specifications. Developed production testing and change control procedures. Provided specifications for acquisition of new network hardware and software.
  • Displayed technical knowledge necessary to manipulate/modify risk mitigating devices (firewalls, network access control, IPS/IDS, Privilege Identity Management, malware mitigation, web proxy, and more.
  • Maintained access to systems and equipment, network privileges, and account management. Initiated research to evaluate system replacement or upgrade life cycles. Controlled current and upcoming application software releases and recorded the physical setup of information systems. Coordinated vendor assistance for fixing and resolving problems.
  • Work resulted in the ongoing assessment of new technologies that enhanced organization's design and development process for IT security systems and delivery of high-quality information systems that supported accomplishment of primary Agency mission requirements.
Network Administrator, 07/2005 to 08/2009
Carlisle Syntec, Inc.Sacramento, CA,
  • Installed, configured, and supported local area network (LAN), wide area network (WAN) and Internet system.
  • Provided 3rd level support to end-users and assisted other team members with troubleshooting end-users IT related issues. Supported and served as top escalation point for critical and/or challenging system network issues.
  • Supported senior network administrators in managing servers and networking infrastructure after hours and weekends.
  • Worked independently within established procedures to ensure network security access and protect against unauthorized access, modifications, or destruction.
Desktop Support Technician, 03/2000 to 07/2005
SaicFort Benning, GA,
  • Responsible for the day-to-day support and administration of workstations and local file & print servers.
  • Provided all levels of support to users by assisting them with hardware, software, and network issues.
  • Created, managed, and deployed Ghost images to laptops and desktops. Troubleshoot and provided solutions to end user requests or problems submitted by phone, email, or instant messenger.
  • Setup and installed new computers. Performed post solution follow up to ensure end user satisfaction.
Associate of Science: Computer Information Technology , Expected in 05/2000 to Cedar Valley College - Lancaster, TX

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Resume Overview

School Attended

  • Cedar Valley College

Job Titles Held:

  • Senior Network Administrator
  • Network Administrator
  • Network Administrator
  • Desktop Support Technician


  • Associate of Science

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