unix system administrator resume example with 6+ years of experience

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

Highly dedicated, enthusiastic, and professional Unix System Administrator with around 5 years of experience in managing Unix based system, software, hardware, network, and server installation and configuration as well as maintaining operating system in physical standalone, clustered, virtual and cloud based environments. Proficient in all domains of Linux systems administration, particularly with respect to security, high-performance network and file systems, log and intrusion monitoring, and batch environments for job scheduling. Capable of troubleshooting and maintaining security and backup of systems as well as possess excellent communication, problem-solving, analytical, team-working, leadership, multi-tasking, and project management skills.

Technical Skills
  • Operating System: Red Hat Linux 5.x, 6.x, 7.x, OEL 5/6, Ubuntu 12/14/16/18, IBM AIX (5.x/6/.x/7.x), VMware (ESX/GSX Server and Workstation).
  • Hardware: HP/IBM/Dell Blade server, CISCO UCS servers, Enterprise 6500/4500/450/420R/250 Servers, T-Series, Dell PowerEdge R710,R730,R810,R910,R920,R930 series server.
  • Monitoring/Log Management Tools: Nagios, Splunk, OSSEC, Ganglia.
  • Cloud/DevOps: Amazon Web Services (AWS), GitHub, Docket/Container
  • Configuration management Tools: Puppet, Chef, Ansible
  • AWS Cloud: EC2, S3, IAM, Cloud Watch, ELB, Auto-Scaling, VPC
  • Scripting: Bash Shell, Perl, Python
Work History
09/2018 to Current
Unix System Administrator Saic Lakehurst, NJ,
  • Maintaining end-to-end administration and support for priority functions and services in a Linux-based High-Performance Computing / Big Data environment including storage, data transfer, batch queuing, deployment automation, networking, infrastructure and security.
  • Implementation of FISMA Moderate via NIST requirements/standards and guides closely tied by the NIST 800-53A.
  • Building up new physical/virtual project nodes on user requests after reviewing and approvals.
  • Developing and implementation of security and use policies for Linux systems and cloud environments that include >20 PB of data and >4,000 compute cores.
  • Worked with system, network, security, and storage engineering teams to prepare and configure new servers for the VMware ESX environment.
  • Implementing security technologies such as host-based firewalls and antivirus in the infrastructure.
  • Create procedures and scripts for automating and streamlining repeatable processes during server integrations and large-scale application rollout.
  • Responsible for regular Patch and Vulnerability Management, Firewall Management, Log & Event Management in the infrastructure.
  • Proficient with revision control(GitLab), scripting, configuration management(Puppet) and automated provisioning systems.
  • Auditing day-to-day administrative tasks to satisfy the FISMA Moderate compliance.
  • Active participation and contribution in team meetings on security and administrative concerns.
  • Demonstrating end-to-end responsibility for mission-critical services and excellent problem-solving skills.
05/2016 to 11/2017
System Administrator/Analyst Campusworks Inc Bradenton, FL,
  • Installation, configuration, and upgrade of RHEL 6.x/7.x and OEL 6.x operating systems in the physical , virtual and Cloud (AWS) environment.
  • Worked with system, network, security, and storage engineering teams to prepare and configure new servers for the VMware ESX environment.
  • Automated installation of Linux servers using Kickstart and Installation of Ubuntu using PXE boot.
  • Expertise in patching/upgrading the RHEL and OEL severs by both manual methods and automated methods.
  • Expert in hardening RHEL templates in the infrastructure and applied CIS (Center for Internet Security) benchmarks, STIG to score all the level 1 and 2 vulnerabilities.
  • Expertise in Red Hat Satellite 6.x Server installation, configuration and maintenance.
  • Installation, Configuration and Administration of High Availability using Redhat cluster and Veritas Cluster Servers for failover and redundancy purpose.
  • Worked with system, network, security, and storage engineering teams to prepare and configure new servers for the VMware ESX environment.
  • Collaborated with the teams in writing Perl, shell and python scripts for checking the path levels for servers and automatically updating them.
  • Experience in installing required packages in the servers to register them to Satellite server.
  • Installed , Configured Ansible clients in the environment and deployed Apache servers remotely by using Ansible.
  • Experience in Application, Production Support and on call support.
  • Worked as L2 production support on tier 2 infrastructure environment.
05/2014 to 12/2014
System Administrator SreeMantra Technologies City, STATE,
  • Worked on Operating Systems: Red Hat Linux, Windows and Ubuntu.
  • Installing and troubleshooting of Custom Jumpstart services multiple servers.
  • Updating YUM Repository and Redhat Package Manager (RPM).
  • Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands.
  • Managing swap configuration, CPU optimization, memory maintenance.
  • Resolving day to day end user issues using ticketing tool Remedy.
  • Automated day-to-day admin tasks by setting up cron jobs.
  • Troubleshooting OS issues, escalating them if necessary.
  • Involvement in Racking servers from scratch.
  • Creating and Maintaining documentation on day-to-day tasks for future references.

AWS Solutions Architect Associate

Expected in 12/2015 to to
Master's Degree: Engineering Technology
Pittsburg State University - Pittsburg, KS
  • Graduated with 3.4545 GPA
Expected in 05/2014 to to
Bachelor of Technology: Mechanical Engineering
Jawaharlal Nehru Technological University - Hyderabad, India,

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Resume Overview

School Attended

  • Pittsburg State University
  • Jawaharlal Nehru Technological University

Job Titles Held:

  • Unix System Administrator
  • System Administrator/Analyst
  • System Administrator


  • Master's Degree
  • Bachelor of Technology

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