Results-driven Systems Administrator eager to leverage extensive experience in corporate IT initiatives to revamp skill set and adapt to evolving technologies. Seeking a lower skilled set position within a dynamic company to gain hands-on experience with newer technical platforms, including AWS, Azure, and other cloud services. Committed to learning and growing with the company while contributing to the implementation of innovative security programs and effective systems administration practices

Key Contributions:• Managed Linux servers, ensuring performance and security.• Administered WordPress websites, implementing security measures.• Provided network support, configuring infrastructure components.• Offered desktop support, addressing hardware/software issues.• Conducted user training and developed documentation for IT solutions.• Collaborated on cross-functional teams for technology integration.• Implemented security protocols and conducted regular audits.• Maintained comprehensive documentation for configurations and procedures.

Key Contributions:• Managed end user accounts, overseeing the creation and maintenance of email and desktop login credentials.• Provided desktop support, diagnosing and resolving hardware, software, and connectivity issues for end users.• Administered user authentication protocols, ensuring system security and compliance.• Conducted user training sessions, communicated technical information effectively, and maintained user-friendly documentation.• Collaborated with cross-functional teams for software and system upgrades, while prioritizing customer satisfaction

Key Contributions:• Systems Administration of multi-platform Unix servers on LPARs, and VIO, VMware Clients (i.e. Red Hat Enterprise Linux, SuSe Linux, Ubuntu Server), Solaris Zones and standalone servers on Solaris / AIX / Red Hat Linux within the production and non-production environment emphasizing break fix strategies, including problem resolution, root cause analysis, and recommending permanent solutions for unexpected occurrences while ensuring all service level commitments and processing deadlines are met with a primary focus in Linux.• Perform Support, Kernel Patching, Compliance Efforts, SAN and NAS Migrations, and Capacity Planning for Mission Critical systems and Projects (i.e. PeopleSoft).• Maintained support of over 4000 servers in environment while implementing various projects.• Added and configured new SAN LUNs to Oracle ASM and LVM filesystems.• Participate in installing and configuring of UNIX/Linux based Oracle 10g products.• Basic administration of various High Availability clusters on Solaris and AIX servers using VCS and HACMP/PowerHA• Performed general administrator/engineer tasks (patches, application upgrades, etc.) using HPSA• Configured, tested, and managed software installs (typical and custom)• Maintained DNS running bind on back end and with using men and mice for front end management• Created and maintained file systems and performed RAID configuration• Performed troubleshooting and diagnostics on enterprise infrastructures that include Oracle RAC, SAN, NFS, LVM, etc.• Ensured that enterprise environments were engineered, configured and optimized for maximum functionality and availability. This included implementing solutions that reduced single points of failure as well as Linux system performance tuning• Preformed multipath conversion from PowerPath to DM-MPIO on RHEL 5.x and 6.x servers.• Environment included a number of servers running on VMWare ESX Server 4.x, 5.x, 6.x managed with vSphere and basic PowerCLI scripts

Key Contributions:• Responsible for Systems Administration and monitoring of multi-platform Unix and Windows servers within the production environment (i.e. Windows 2000/2003/2008/2012, Red Hat Enterprise Linux, Solaris, and AIX), emphasizing break fix strategies, including problem resolution, root cause analysis, recommending permanent solutions for unexpected occurrences.• Provided first and second level troubleshooting of all software and hardware issues.• Provided first level WebSphere support.• Primary Linux/Unix resource in operations center.• Responsibilities included working outages, troubleshooting, restoring from backups, and escalating to the appropriate team if unable to restore service with Red Hat Enterprise Linux, AIX, Solaris, and Windows servers on physical and virtual platforms.• Worked with change management to create changes for implantations to resolve issues and for adding new services to benefit the company.• Assisted in building trend reports to reduce common and re-occurring issues.• Wrote basic shell scripts to assist in automating commands to ease the process of routine functions.• Maintained high level of technical expertise with co-workers and customers internal to the organization including mentoring and training others.• Identified processes that could provide additional efficiencies to the daily operation of the data center.• Ensured uninterrupted data process, operating runs, and mainframe batch program jobs using CA-ESP.• Ensured all Service Level commitments and processing deadlines were met.• Review, update, and write daily operational documentation for shift transition as well as processing procedures/documentation within the data center for application processing and backup/contingency.• Environment included a number of servers running on VMWare ESX Server

Key Contributions:• Responsible for Systems Administration and monitoring of multi-platform Unix and Windows servers within the production environment (i.e. Red Hat Enterprise Linux, Solaris, AIX, and HP-UX), emphasizing break fix strategies, including problem resolution, root cause analysis, recommending permanent solutions for unexpected occurrences.• Responsibilities included working outages, troubleshooting, restoring from backups, and escalating to the appropriate team if unable to restore service with Red Hat Enterprise Linux, AIX, and Solaris servers on • Wrote several shell scripts to assist in automating day to day functions to ease the process of common issues, and routine work.• Provided first and second level troubleshooting of all software and hardware issues.• Worked with Puppet Enterprise and Version Control Systems.• Worked with backup and recovery team proving support and resolving backup issues with TSM (Tivoli Storage Manager) and Bacula.• Provided first level WebSphere support.• Primary Linux/Unix resource in operations center.• Ensured that all systems were up to date with security patching.• Assisted in building trend reports to reduce common and re-occurring issues.• Maintained high level of technical expertise with co-workers and customers internal to the organization including mentoring and training others. Identified processes that could provide additional efficiencies to the daily operation of the data center• Ensured all Service Level commitments and processing deadlines were met.• Review, update, and write daily operational documentation for shift transition as well as processing procedures/documentation within the data center for application processing and backup/contingency.• Worked with server with Veritas Cluster Server (VCS), Red Hat cluster, and oracle clusters• Environment included a number of servers running on VMWare ESX Server

Awards:• 1 Gold Coin Award, 1 Achieving Excellence Award, and 23 Shared Success AwardsKey Contributions:• Responsible for monitoring multi-platform servers (i.e. Windows 2000/2003/2008, Red Hat Enterprise Linux and Solaris) within the production environment for operations• Interpreting alert issues and resolving, coordinating resolution to more complex production application and system problems to ensure that the data center service commitments are met.• Ran bridge lines and serve as the primary focal point for all support groups.• Perform diagnostic testing, identify production problem patterns and relationships.• Resolved issues to avoid impacts to system performance.• Analyze work flows and procedures, recommend and implement changes to the production environment• Review, update and write daily operational documentation for shift transition as well as processing procedures/documentation within the data center for application processing and backup/contingency.• Monitored over 45 thousand servers, averaging 25 thousand alerts weekly which were able to be identified as false alerts and were able to be eliminated.

Key Contributions:• Achieved the highest availability and performance of the various applications supporting the organization systems servers and related components, in order to continue to provide the best business tools available within a safe and secure environment.• Responsible for Systems Administration and monitoring of multi-platform Unix and Windows servers within the production environment (i.e. Windows 2000/2003/2008/2012, SuSE, SLES, Red Hat Enterprise Linux, and Solaris), emphasizing break fix strategies, including problem resolution, root cause analysis, recommending permanent solutions for unexpected occurrences.• Responsibilities included working outages, troubleshooting, restoring from backups, and escalating to the appropriate team if unable to restore service with Linux, Solaris, and Windows servers on physical and virtual platforms.• Primary Linux/Unix resource in the operations center.• Wrote various shell scripts to assist in automating commands to ease the process of routine functions• Provided first and second level troubleshooting of all software and hardware issues.• Responsible for resolving system resources issues such as disk space, high cpu, and high memory on Linux/Unix and Windows Systems• Environment included a number of servers running on VMWare ESX Server 2.X and VMWare ESX Server 3.X

Key Contributions:• Sr. Level Unix/Linux Systems Administration emphasizing on Patch Management for Security Patching for Audit findings.• Setup and configuration of test servers on various Unix/Linux platforms for testing patch and security configuration.• Responsibilities included configuration of new patches that were performed in the testing environment.• Maintained on call support 24/7• Wrote shell various shell scripts to assist in automation commands to ease the process of routine functions.• Achieved the highest availability and performance of the various applications supporting the organization systems servers and related components, in order to continue to provide the best business tools available within a safe and secure environment

Key Contributions:• Responsibilities included configuration of new global gateway mail servers on a Linux platform, and spam filtering with Tumble Weed.• Unix/Linux Systems Administration for global and regional mail server’s worldwide.• Minimal Microsoft Exchange administration.• Network Diagram mapping of the entire mail environment.• Setup and configure LDAP servers on Linux platforms for testing new mail environments.• On call rotation for 24/7 support.• Wrote various shell scripts to assist in automating commands to ease the process of routine functions.• Load Balancing of client applications with F5.• Maintain high level of technical expertise with customers internal and external to the organization.• Environment included some servers running on VMWare ESX Server 2.X

Key Contributions:• Private security consulting and systems administrator for Servers and Networks.• Recommended and setup 95% all security patches, server/network security.• Assisted in setting up and configurations on Linux Red Hat 4.0 Enterprise Server edition, Cisco routers, switches and firewalls.• Responsibilities included helping in configuration and systems administration on mail servers, MLS imagining for contracts, and maintained 24 hour support for network.• Setup of scripts for users to run proprietary jobs on the servers.• Maintain customer and technical support with issues using the mail server and MLS features on the network.

Key Contributions:• Responsible for Systems Administration with heavy focus in Security Administration of multi-platform Unix servers within the production environment (i.e. Red Hat Enterprise Linux, Solaris, and BSD), emphasizing break fix strategies, including problem resolution, root cause analysis, and finding permanent solutions for unexpected occurrences.• Responsibilities also included helping in configuration and Upgrades to both Milwaukee WI & Chicago IL Linux / FreeBSD servers for Apache, MySQL, Sendmail, and PHP (also known as LAMP) as well as BIND 8 for name servers.• Help Setup of all scripts for users such as shopping carts, web log analysis scripts, etc.• Evaluate and recommend client solutions• Wrote various shell scripts to assist in automating commands to ease the process of routine functions. • Provided 24x7 on-call support.

Key Contributions:• Recruited to establish and setup 4 servers (Windows 2000 Server, Red Hat Linux, Solaris, and FreeBSD) with all the latest patches, and exploited them remotely for a, sales and marketing pitch to show how easy it is to hack into a web server. Later was responsible for marketing assistance, with presentation and demonstration with customers, trade shows, success scripts for customer successes, construction of architecture of client situations to position BRICK Server, and press releases.• Wrote a chapter on Process-Based Security and Computer Forensics to be published in a book for Dr. Al Marcela of Webster University.• Participated in many conferences as a Speaker, at places like Webster University, State of Texas Internal Auditing, eGov, and participated in the hacker panel at OKC iTec.• Wrote documentation of process controls and testing.• Generate and managed the Q/A center for Universities, Generate Spock scripts, Library of articles development.• Penetration testing to hack and crash the BRICK Server.• Customer assurance reports, internal tests, and prospects test reports Product assurance testing.• Network administration and server administration.• Provide rotating 24x7 on-call support

Key Contributions:UNIX Integration EngineerAmerican Express via TEKSystems – Global Business Services  Phoenix, AZ July 2000 – December 2000 • Responsible for integration of new products in the dev, devqa, ipc, ipcqa and some production environments on Sun Solaris.• Responsible for setting up Websphere, Netscape Enterprise Server, and iPlanet as well as stopping, starting, and restarting instances and code drops for the developers.• Wrote Shell scripts and scripts to assist in automating commands to ease the process of routine functions.• On call rotation for 24/7 support.