System Administrator Resume Example

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Jessica Claire
  • Montgomery Street, San Francisco, CA 94105
  • Home: (555) 432-1000
  • Cell:
Professional Summary
UNIX SYSTEM ADMINISTRATOR Extensive experience in fast-paced IT environments with proven ability managing enterprise systems and delivering maximum uptime by implementing high availability designs with clustering technologies. Outstanding customer service skills across all phases of software development for critical enterprise applications in large client and server environments. Strong interpersonal and teamwork skills with demonstrated ability to support and mentor critical skill sets. Well-developed judgment and technical problem-resolution abilities to quickly analyze obstacles and devise effective solutions. Security Policy Implementation | Secure Internet Services | Systems Administration | AWS | Azure | GCP
  • Operating Systems: Redhat, CentOS, Unix and Solaris
  • Networking: TCP/IP, UDP, ICMP, MPLS, Network troubleshooting, DHCP, SNMP, Load Balancing – Cisco, Frame Relay, ATM, LAN, WAN, and Broadband
  • Security: Unix security, Firewalls – Checkpoint, Secure Internet Services, LAN/WAN security, VPN
  • Software: RedHat Satellite server, Racktables, Apache and Weblogic, Veritas Cluster Server, LDAP, Bind, SMTP, SNMP, NFS, and NTP, JAVA, Perl, Terraform, Chef and Ansible
  • Database: Oracle, MySQL, Solid, Informix, and Sybase
  • Hardware: Sun midrange and enterprise systems, Dell PowerEdge systems and EMC - Symmetrix
  • Cloud: Amazon Web Services and Microsoft Azure
  • Streamline, Enterprise, Website
  • Apache, Network troubleshooting, Weblogic
  • Architect, Networking
  • ATM, Network
  • Automate, NFS
  • Automation, Network Management System
  • Bind, NMS
  • Broadband, OS
  • Change management, Operating Systems
  • Cisco, Oracle
  • Client/server, Developer
  • Hardware, Perl
  • Contracts, PowerEdge
  • Database, Pricing
  • Databases, RedHat
  • Dell, Scheduling
  • DHCP, Servers
  • Disaster recovery, SLA
  • Firewalls, SNMP
  • Frame Relay, Solaris
  • Hardware support, SSL
  • Informix, Strategic
  • Internet Services, Sun
  • JAVA, Sybase
  • Linux, Upgrades
  • Microsoft Certified, Upgrade
  • Office, Veritas
  • Windows, Veritas Cluster Server
  • Migration, VPN
  • MySQL, WAN
Work History
System Administrator, 03/2010 to 05/2021
Apartment Investment & MgmtCity, STATE,
  • Provided infrastructure support for Linux based environments, enterprise applications, Azure cloud support and vulnerability management.
  • Provided OS and hardware support for over 5000 servers in a client/server environment.
  • Met aggressive SLA goals for vulnerability management to adhere to FFIEC guidelines.
  • Integrated Cloud Health for Azure Cost Assessment and management.
  • Migrated physical systems to virtual environments to decrease capital expenses.
  • Assisted application teams by creating Service Principals in Azure for cloud automation.
  • Utilized terraform to assign roles for governance in Azure subscriptions.
  • Conducted RBAC administration for multiple Azure tenants.
  • Created Azure subscriptions.
  • Coordinated with application teams for production changes with minimal downtime.
  • Provided disk expansion and migration for MySQL and Oracle databases.
  • Leveraged ansible and chef to streamline patching efforts.
  • Managed SSL certification renewals and implementation.
  • Facilitated patching of public website with third party vendor.
  • Helped coordinate a lambda function to start/stop EC2 instances to minimize cost.
  • Generated monthly cost reports for multiple tenants in Azure.
  • Reduced storage costs by migrating to a more effective cost solution.
  • Coordinated with database administrators to implement new solution in Oracle RAC and RedHat cluster environments.
Network Operations Center (NOC) Analyst, 12/2008 to 03/2010
Apartment Investment & MgmtCity, State,
  • Provided 1st and 2nd tier level support for enterprise applications and infrastructure support.
  • Mentored new colleagues during team expansion.
  • Data Center incident monitoring and remediation for over 3000 physical and virtual servers.
  • Monitor dashboards and tickets to quickly identify application issues.
System Administrator, 01/2000 to 06/2008
ATT/BellSouthCity, State,
  • Provided upgrades for operating systems (OS), application software, and hardware improving overall performance and eliminating bottlenecks, and provided 24x7 on-call support.
  • Adhered to change management guidelines, facilitating scheduling and planning for any system or application upgrades.
  • Provided ongoing maintenance and support for application servers, achieving 99.999% system availability.
  • Served on team to streamline and automate process flow for DSL Network Management System (DSL NMS) provisioning and monitoring, saving hundreds of man hours and leading to patented process (US 7,092,364 B1 for System and Method for Monitoring DSL Service Provisioning).
  • Maintained and supported applications, OS, and hardware to achieve corporate goals in broadband growth from 33 thousand subscribers to +1.6 million in a 3-year span.
  • Developed strategic plan to upgrade Sun hardware platforms and consolidate maintenance contracts for approximately 150 servers, reducing yearly spending by approximately 25%.
  • Installed, configured, and supported Veritas cluster environments, and assisted with development of architectural plans and failover capabilities for production servers to minimize downtime.
  • Participated in design and implementation of application, hardware, and OS upgrades to comply with corporate standards and regulations.
  • Maintained UNIX systems, including network, hardware, OS, storage, high availability, disaster recovery, and application environments, supporting developer/tester communities from lab to production environments for DSL NMS.
  • Oversaw acquisition and maintenance of hardware equipment, making sure to obtain best pricing, proper support plan coverage, and optimal return on investment.
  • Implemented and assisted with configuration of new server lab to increase availability and environments for testers and developers.
  • Served as dedicated lead for major office relocation meeting aggressive move schedule and ensuring network connectivity (intranet and Internet) for all test systems.
  • Discovered and implemented windows-based x-emulator for the support team which drastically increased performance by 30-50%.
A.S: Environmental Science and Engineering, Expected in
Santa Fe Community College - Gainesville, FL
A.A: Computer Science, Expected in
Daytona Beach Community College - Daytona Beach, FL
Certification – Microsoft Certified: Azure Fundamentals Amazon Certified: Cloud Practitioner and Solutions Architect Associate: , Expected in
- ,
  • Windows MCSE TCP/IP Sun Solaris System and Network Administration (Sun Education) Veritas Cluster Server (including VXVM/FS) Training Cisco Content Switches Training.

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Resume Overview

School Attended
  • Santa Fe Community College
  • Daytona Beach Community College
Job Titles Held:
  • System Administrator
  • Network Operations Center (NOC) Analyst
  • System Administrator
  • A.S
  • A.A
  • Certification – Microsoft Certified: Azure Fundamentals Amazon Certified: Cloud Practitioner and Solutions Architect Associate

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