Linux System Administrator

KUNFE FASASI LINUX ADMINISTRATOR

Baltimore, MD ***********@*****.*** 443-***-****

PROFESSIONAL SUMMARY

A System Administrator with over 4 years of extensive experience in Linux environments. High mastery at configuring, maintaining, and troubleshooting LINUX operating systems to collate monitoring

information for data analysis.

TECHNICAL SKILLS

Operating Systems

Server 2003, Server 2008, Server 2012, Mac OS, VMware ESXi, Linux (RedHat, CentOS, etc.)

Hardware

Dell PowerEdge, Dell Tower Servers, ESXi, Hyper-V, AWS, Digital Ocean

Applications

MySQL, Apache, Tomcat, WINSCP, Nagios/OMD, Putty, Jenkins, Samba, FTP, NFS, Git, Jenkins, DNS, DHCP, Confluence, JIRA, Kickstart, Ansible, MySQL, WebSphere, Apache, GitHub, EC2, Ngnix, Tomcat, Jboss, Git, Jenkins, Jira, Confluence, S3, Gitlab, bamboo, LVM, Postgress, Sendmail, Load balancer, Cron, SSH, FTP, NFS, Samba, DHCP, Squid, Proxy, PhpMyAdmin, LDAP FreeIP, CloudWatch, Bind DNS, Zabbix, Splunk, FileZilla, WINSCP

Programming

Knowledge of Bash scripting.

PROFESSIONAL EXPERIENCE

Linux Systems Administrator 1/2020-Present

AJ Concept Holdings

Baltimore MD

•Installed, configured, and maintained DNS server, Mail server, FTP, NFS, RPM and Samba servers on Redhat Linux OS.

•Diagnosed and troubleshooted UNIX and Windows processing problems and applied solutions to increase company efficiency.

•Built application platform foundation to support migration from client-server product lines to enterprise architectures and services

•Installed software, modified, and repaired hardware and resolved technical issues

•Provided base level IT support to non-technical personnel within the business

•Upgrading and configuring system software that supports infrastructure applications

•Managed firewall, network monitoring and server monitoring both on- and off-site.

•Provided continued maintenance and development of bug fixes and patch sets for existing web applications.

•Applying OS patches and upgrading on a regular basis.

•Installing of ESXi hypervisor servers, vSphere clients and VCenter Servers

•Troubleshooting and maintaining of TCP/IP, Apache, SMTP and DNS applications.

•Restoring data in the event of emergency, Building and maintaining Domain servers.

•Maintained computer networks for networked devices in physical, virtual environment.

•Patched, performance tuning, troubleshooting, bug fix updates, and core builds on RHEL 6&7.

•Integrated Gitlab, Jenkins and Tomcat using standard DevOps procedures.

•Utilized a pipe and filter model to find bottlenecks and enable measurement of system resource usage and process behavior at boundary limits of all operations

•Installed, monitored, and managed VCenter/VMware environment for on-prem environment virtualization.

•Created PVs, VGs and LVs (LVM) in various Servers in the environment.

•Transferred file across the system on the network using FTP, SCP, WinSCP and Rsync commands.

•Vast knowledge of Atlassian management tools (Jira, Confluence)

•Created, administered, and maintained User Accounts with stipulated permissions, group login IDs, security passwords etc. on Linux server platforms.

•Creating/modifying host-based firewall rules using IPTABLES.

Linux Systems Administrator 05/2018-1/2020

LeBoas Technologies Limited

Remote

•Installed and configured CentOS 6, in an environment consisting of 100+ servers.

•Ensured network, system and data availability and integrity through preventative maintenance and upgrades.

•Setup of NFS and Samba file sharing application on Linux and Windows client servers.

•Created and managed, on-boarded, and off-boarded users, groups, and assigned permission control to files and directories.

•Configured and managed Logical Volume groups, logical volumes, and file systems on Red Hat Linux.

•Installed and configured of Kickstart and Jumpstart for Red Hat Linux 100 servers.

•Performed Daily system optimization and ran performance check, as necessary.

•Trained junior members of IT team regarding network security and troubleshooting of data circuits.

•Designed strategic plan for component development practices to support future projects.

•Retained existing clients and developed new business by extending high quality and efficient service

•Troubleshooted programs, networks, and Wi-Fi connectivity problems.

•Remained up to date on the latest technologies and solutions applicable to company products

•Served as a highly rated team support member within the technical support mainframe.

•Researched new tools and technologies that could be used by the quality assurance team.

•Provided continued maintenance and development of bug fixes and patch sets for existing web applications.

•Installed software, modified and repaired hardware and resolved technical issues.

•Remained up-to-date on the latest technologies and solutions applicable to company products.

•Implemented company policies, technical procedures and standards for preserving the integrity and security of data, reports and access.

EDUCATION

Baltimore Community College

Cyber Security, Associates Degree

12/2018

Baltimore, MD

CERTIFICATIONS

Scrum Master

CompTIA linux In review

Tech Support Fundamental – Google

References to be available on request.

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