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linux system administrator resume example with 8+ years of experience

Jessica Claire
  • , , 609 Johnson Ave., 49204, Tulsa, OK 100 Montgomery St. 10th Floor
  • H: (555) 432-1000
  • C:
  • resumesample@example.com
  • Date of Birth:
  • India:
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  • single:
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Professional Summary

Seasoned Linux System Administrator with over 5 years successfully managing diverse distros and multi-site installations. Proficient at streamlining all scales of system architecture, from single terminals to networked servers. Skilled at maintaining a smooth operation of Linux-based hardware installations with a dynamic performance in environments relying upon diverse operating systems.

Skills
  • Operating Systems RHEL/OEL/CentOS
  • Clinical Application (Epic & Cerner)
  • Automation/Build: Ansible, Jenkins
  • Server Management & Upgrades
  • Knowledge with RedHat
  • Bash scripting
  • Web/App Server: Apache, Tomcat, Nginx, Weblogic
  • Version Control: GIT, Gitlab
  • JIRA, Remedy
  • Apache, Operating Systems, Upgrades
  • Asset management, Oracle database, Upgrading
  • Automation, Packaging, Web applications
  • Bash, Peripherals, Websites
  • Capacity planning, Policies, WebLogic
  • Hardware, POS
  • Configuration Management, Processes
  • CPU, Project analysis
  • Client, Quality assurance
  • Customer Service, Quality Control
  • Version Control, Receiving
  • Database, Red Hat Linux
  • Detail-oriented, RedHat
  • DNS, RedHat Linux 5.x
  • Network cabling, Red Hat
  • Firewall, Redhat Linux
  • FTP, SAMBA
  • Hard drives, Servers
  • HTTP, Shell scripting
  • Imaging, Scripting
  • Inventory, Shipping
  • Linux, SSH
  • Managing, SUN Servers
  • Memory, Switch
  • Access, System administration
  • Windows, TCP/IP networking
  • Migration, Technical support
  • MySQL, Telnet
  • Network, Tomcat
  • NFS, Troubleshooting
  • NIS, Unix
Work History
Linux System Administrator, 03/2017 - Current
Asrc Federal Holding Company Quantico, VA,
  • Installing Red Hat Linux using kickstart and applying security policy for hardening the server based on the company policies.
  • Built RHEL servers from the ground up using VMware, creation, and management of approved user accounts and groups using useradd, usermod, groupadd, groupmod.
  • Configure sudoers file, using visudo, to elevate regular users' access to directories, commands, and tools on RHEL.
  • Install and configure Jira and Confluence from the ground up setting up MySQL, phpMyAdmin, and MySQL Connector/J driver.
  • Maintain user-based security via password aging on RHEL.
  • Maintain file system and host security using chmod, chown, chgrp, immutable bit, iptables, firewalld, and TCP wrappers.
  • Turn-off unused services on systems to strengthen host security on RHEL servers and disabled direct ssh root login on RHEL servers.
  • Installed and configured monitoring tool - Nagios for monitoring the network bandwidth and the status of the hard drives.
  • Installed and configured of SAMBA utility software for sharing files with Windows hosts.
  • Configure and manage TCP/IP networking on RHEL systems.
  • Creating, cloning Linux Virtual Machines, templates using VMware ESX.
  • Configures DNS, NFS, FTP, remote access, and security management.
  • Creates Linux Virtual Machines using VMware Virtual Center.
  • Installs upgrades and manages packages via RPM and YUM package management.
  • Performing capacity analysis, monitoring, and controlling disk space usage on systems.
  • Monitoring system activities and fine-tuning system parameters and configurations to optimize performance and ensuring security of systems.
  • Installing, configuring, and deploying Tomcat/Jenkins applications.
  • Tune Red Hat Linux kernel using kernel parameters as requested by the database administrators.
  • Configured Kernel Parameters for Oracle database install.
  • Performed system logs administration to detect and resolve issues.
  • Monitored system logs and activity on all RHEL servers.
  • Implementing Firewall rules for new servers to enable communication with the application.
  • Manage file systems using fdisk and LVM.
  • Perform critical system administration tasks from Single user mode.
  • Create directory symbolic links for users as requested.
  • Install and configure Apache httpd server to be used by developers to host web applications.
  • Configured multiple websites on one Apache HTTP server using virtual Host containers.
  • Install and configure Apache tomcat server for developers.
  • Setting up user and group login ID's, printing parameters, network configuration, password, resolving permissions, and access related issues via ACL.
  • Conducted system performance tuning and capacity planning.
  • Configure NTP client on RHEL servers to synchronize the time zone with the NTP server.
  • Configure storage, disk management, logical volume management, and logical partitioning.
  • Developed automated processes that run daily to check disk usage and perform cleanup of file systems on Unix environments using shell scripting and cron.
  • Providing technical support for internal users and resolving troubleshooting tickets.
  • Red Hat Package Management (RPM) and YUM package installation and maintenance.
  • Effectively made recommendations to IT users on the selection of hardware and software.
  • Remote system administration via tools likes SSH, NMAP, and Telnet.
  • Extensive use of crontab for job automation.
Linux System Administrator/ Application Support, 02/2015 - 03/2017
Thomson Reuters City, STATE,
  • Experience installing, upgrading, and configuring RedHat Linux 5.x, 6.x, 7.x using kickstart servers, and interactive installation.
  • Maintain security patches on all operating systems and managing projects from inception to completion.
  • Responsible for creating and managing user accounts, security, rights, disk space, and process monitoring in CentOS and Redhat Linux.
  • Installed, Setup & Configured GoAnywhere MFT Application.
  • Supported FTP on the application during migration.
  • Creates Linux Virtual Machines using VMware Virtual Center.
  • Installs, upgrades and manages packages via RPM and YUM package management.
  • Installs Firmware Upgrades, kernel patches, systems configuration, performance tuning on Unix/ Linux systems.
  • Administer NFS and other applications on Linux Servers.
  • Installs configure and support Apache on Linux production servers.
  • Manages Patches configuration, version control, service pack, and reviews connectivity issues regarding security problems.
  • Experience in using Tomcat, WebLogic, and Jenkins application servers for deployments.
  • User Administration, management, and archiving.
  • Configuring NFS, NIS, NIS+, DNS, Auto Mount & Disk Space Management on SUN Servers.
  • Experience in Configuring and Managing Virtual Disks.
  • Expertise in Performance Monitoring and Performance Tuning using top, vmstat, ps, iostat, etc.
  • Monitored System Performance of Virtual memory, Managed Swap Space, Disk utilization, and CPU utilization.
  • Installed, configured, and maintained personal computers network cabling, and other related equipment, devices, and systems; adds or upgrades.
  • In-depth understanding of the principles and best practices of Software Configuration Management (SCM) processes, which include compiling, packaging, deploying, and Application configurations.
  • Experienced in project analysis, gathering user requirements, technical design, and training customers.
  • Highly organized, detail-oriented, able to plan, prioritize work, and meet deadlines; work well under tight deadlines.
Epic Clinical Support Analyst, 02/2013 - 12/2014
Baptist Health System City, STATE,
  • Supported the Epic Ambulatory & Cadence modules.
  • Developed designs, system configuration, implementation and support of assigned applications.
  • Ensure appropriate training and implementation to Evaluate Epic applications for adequate functionality.
    Assisted physicians with their preference list and building their smart phrases.
    Supported Physicians with in-basket.
  • Support physicians on orders, smart phrases and use of workflow.
    Assist with customizing activity buttons.
  • Educated and assisted the physicians on how to document encounters, manage their In-basket, orders, preference list and efficient use of their Smart sets.
  • Provided elbow support for inpatient departments & Provided training for MAs and RNs.
  • Provided end user training on Admitting, Discharging and Transferring patients.

Education
Bachelor of Science: Mathematics and Computer Science, Expected in 2014
-
University of Calabar - Nigeria - ,
GPA:
Status -
Certifications
CompTIA Linux + Certificate number: COMP001021686011 Splunk Splunk 7.x Fundamentals,

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Resume Overview

School Attended

  • University of Calabar - Nigeria

Job Titles Held:

  • Linux System Administrator
  • Linux System Administrator/ Application Support
  • Epic Clinical Support Analyst

Degrees

  • Bachelor of Science

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