We provide IT Staff Augmentation Services!

System Administrator Resume

4.00/5 (Submit Your Rating)

Columbia, MD

TECHNICAL SKILLS

  • RedHat 6
  • 7 and other legacy RHEL OS
  • CentOS
  • Slackware
  • Basic Windows
  • AWS
  • Logical Volume Manager
  • Apache
  • SSL/TLS
  • Mysql
  • Tomcat
  • NetBackup
  • SSH
  • Nagios
  • MS Access
  • VMware
  • Linux
  • UNIX and Remote Desktop
  • JIRA
  • VMware Administration
  • Network configuration
  • Ansible
  • Puppet
  • Kernel Tuning crontab
  • Bash
  • Tomcat
  • Jenkins
  • Git
  • Perforce
  • Installation and configuration of Java based applications monitored application process create/manage file systems hardware/software break - fix. Database back-up and recovery
  • Installation build and configuration of Mysql/Mariadb databases patch management storage management and performance management and application support.

PROFESSIONAL EXPERIENCE

Confidential, Columbia, MD

System Administrator

Responsibilities:

  • Work with Performance engineering and Development Teams to optimize RHEL-based infrastructure, ensuring efficient operations and compliance with Service Level Agreements (SLA).
  • Recommend, design and deploy performance monitoring tools and tune the environment accordingly.
  • Installed, configured and troubleshoot basic DevOps tools (Jenkins,Git,Artifactory and Tomcat).
  • Maintain current documentation of architecture, interfaces, processes and procedure, and server inventory.
  • Resolved numerous issues of Disk space (Log rotation)
  • User Administration, I created new users, reset passwords and customized user attributes
  • Patch Management
  • Installation, upgraded and downgraded when necessary using Package Managers like yum and rpm
  • Managed configurations using Ansible
  • Supported and Managed costomer facing Applications like Apache and tomcat
  • Troubleshoot, wrote RCA and resolved various Resource Utilization issues
  • Knowledge of enterprise level ticketing systems (JIRA)
  • Knowledge of KVM, Vmware esxi 5 and 6
  • Experienced with LDAP, Nagios, tcp/ip, DNS, NFS, Openssl and apache webserver.
  • Exposure to Govt. Projects and various Computer Based Trainings (CBT)
  • Experience Migrating application from onpremise to AWS cloud using VM import
  • Experience working in AWS via the CLI and management console.
  • Experience managing Cloud resources within Amazon AWS Platform, particularly:
  • Experience Deploying, maintaining and managing HA Proxy Load balancer
  • Experienced in Installing, Configuring, Managing and Maintaining Mysql/Mariadb database.
  • Experience Upgrading Mysql/Mariadb databases
  • Experience with Git SCM

Confidential, Fulton, MD

Linux Administrator

Responsibilities:

  • Administered, deployed, troubleshoot and maintained RHEL 7 and 6 Virtual Infrastructure and applications.
  • Install and compile apache from source code on Centos 7
  • Built Mariadb Java connector and Mysql from sources on various Virtual Devices.
  • Exposure to Access Management (IAM), S3 bucket, Cloud Watch and Security Groups.
  • Build Mariadb and Mysql databases from source code, made a backup of existing Mysql database, uninstall it and Build Mariadb, restore the database and test the new Mariadb.
  • Reset root password in RHEL
  • GLPI installation and Management
  • Installed, configured, and set environment variables for Maven and Java.
  • Knowledgeable on Perforce/Git Version Control Systems.
  • Understanding of VMware administration e.g. build, clone, snapshot and network configuration.
  • Experience with networking protocols, OSI MODEL, TCP/IP, NFS, SFTP, SMTP, SSH, DNS, SSL/TLS.
  • Experience in Monitoring system performance using command line tools like sar, vmstat, iostat, netstat, top, lsof and third party monitoring tools like Nagios.
  • Exposure to configuration management tools (Ansible, Puppet).

Confidential, Largo, MD

Linux System Engineer/Application Support Specialist

Responsibilities:

  • Experienced building Apache from source code.
  • Created golden image (template) for various deployments like LAMP stack, KVM etc
  • Experienced deploying, configuring, managing and troubleshooting Apache web server
  • Deployed and installed VMware, Linux and UNIX servers.
  • Installed Virtual machines, as well as physical machines on VMware.
  • Installed Centos, Red Hat, and Solaris on machines.
  • Provided Ansible and Puppet automation tools for system-wide configuration and management of Linux servers.
  • Managed and configured RPM package building tools for building and patching of applications from source codes for Centos and RHEL systems.
  • Experienced in Server Virtualization (VMware, KVM) and Auto-provisioning using Kickstart.
  • Patched different applications when new versions are available.
  • Patched windows and Linux Servers.
  • Deployed open source software, such as Apache, Tomcat, Mariadb, etc.
  • Configure Firewalls to allow applications to run.
  • Prepped and setup DevOps Pipeline.
  • Exposed to Cloud (AWS), setup cloud environment, configured VPC, ELB, Security Group, created EC2 instances, and migrated applications from on-prem to cloud.
  • Installed and troubleshot DevOps tools, such as Jenkins, Tomcat, Git, and Maven.
  • Assisted in any data migration activities whenever necessary with the team.
  • Transferred software applications and reports between testing and production environments.
  • Created Logical volumes and design the environment to the job's directions.
  • Troubleshot Nagios Alerts and used Remedy for ticket coordination.
  • Application of Ansible deployment and system patching using Ansible playbook.
  • Managed systems routine backup, enabling cron jobs, enabling system logging and network logging of servers for maintenance.
  • Created new file systems, managed and checked data Consistency of file systems.
  • Setup Nagios server to monitor systems uptime, services and file systems.
  • Installations, configurations, and support on front end and back end on tomcat.
  • Created user accounts and group policies on Linux Servers.
  • Followed job's policies to create user accounts and manage groups of multiple user accounts.
  • Provided remote access to different levels and types of users.
  • Diagnose d an d resolve d customer' s connectivit y issue s i n RHE L 6& 7 servers.
  • Managed al l type s o f installatio n an d upgrad e o n Linu x servers.
  • Ticke t assessmen t o n a dail y basis through remedy.
  • Configured an d managed networ k interface
  • Imaged server s an d clien t computer s an d remotel y manag e thei r softwar e after deploymen t o n Red h at Linu x 6 & 7.
  • Provid e softwar e an d hardwar e tec h suppor t ; 24/7 on call support a s required.

We'd love your feedback!