Senior Linux System Administrator
Resume:
Efesomo Okundia
Fairfax. Va
adyzgc@r.postjobfree.com
LINUX ADMINSTRATOR
Objectives:
Highly skilled Linux Administrator with a strong background in a wide variety of systems support and solution-based IT services for Linux and Windows administration including monitoring, configuration, troubleshooting, and maintenance of operating systems and a strong advocate of teamwork, performance excellence and continuous self-improvement.
Technical Proficiency and Expertise:
•Operating Systems: RHEL /5/6/7/8, Oracle Solaris Release 10.x, CentOS, and Fedora
•Hardware: HP ProLiant, Blade servers, Dell R910, R810, R710, R610
•Software: MS-PROJECT, Linux file system, MS Office, ESX 4.x, 5.x, 6.x Tomcat, Web/ Application Server, Apache, Java/JDK.
•Servers/Services: NFS, SSH, Telnet, Apache, DNS, Nslookup, Netstat, Nagios, TCP/IP, and TCP DUMP,
•VI Editor, gedit, Dockers
•Managing all Rhel 8 systems (RedHat 8) with RedHat Satellite.
•Experience working with automation tools such as Ansible.
•Experience developing and maintaining Ansible Playbooks
Summary of Qualification:
Hardworking and goal oriented professional with extensive knowledge of system administration and geographic information system, technical knowledge, other Core Competencies include:
•Over 7 years of experience specialized in System Administration working on RedHat Linux, Cent OS, Ubuntu, Fedora, and window environments.
•Experience in Installation, Configuration, Maintenance of Linux.
•Experience upgrading and configuring RedHat Linux 5.x, 6.x using Kickstart Servers and Interactive Installation.
•Worked with Database administrators to tune kernel for Oracle installations.
•Experience in Creation and managing user accounts, Active Directory, security, rights. Disk space and process monitoring in RedHat Linux and RedHat Satellite.
•Experience in configuration of NFS, DNS, HTTP, DHCP, ftp, LDAP, remote access management and security trouble shooting skills.
•Experience with LDAP or Microsoft Active Directory integration within RedHat Linux
•Experience on Webservers such as Apache Server 1.x, 2.x,
•Experience in administering VMware Infrastructure Client 3.5 Vsphere 4.0.
•Experience in scheduling jobs and administrative task using crontab.
•Creating Linux Virtual Machines using VMware Center.
•Experience editing internal scripts using bash language.
•Strong written and oral communication skills
•Leadership Skills
•Strong Presentation and Organization Skills
•Able to perceive and find solution to challenging problems
•Able to withstand hectic and responsible jobs
•A high level of energy, commitment, and the ability to combine keen strategic sense with enthusiasm
•A great team player with good inter-personal skills and able to relate to all manner of persons
•Willingness to adopt and manage change
Professional Experience:
General Dynamics Government Contract January 2018 - Present
Linux Engineer
•Administering, installing, configuring, and maintaining Linux servers.
•Experience installing, upgrading, and configuring RedHat Linux 5.x, 6.x, 7.x using Kickstart and Interactive Installations.
•Responsible for creating and managing user accounts, security, rights, disk space and process monitoring in Solaris, CentOS and Redhat Linux.
•Configure DNS, NFS, FTP, remote access, and security management.
•Build Linux Virtual Machines using VMware Esxi Virtual Center.
•Install, upgrade, and manage packages via RPM and YUM package management
•Install Firmware Upgrades, kernel patches, systems configuration, and performance tuning Linux systems.
•Install, configure, and support Apache on Linux servers.
•Experience editing internal scripts using bash language.
•Manage patch configuration, version control, service pack and review connectivity issues regarding security problems.
•Manage systems routine backup, scheduling jobs and enabling cron jobs.
•Administer VMware Infrastructure Client 3.5, and Vsphere 4.1.
•Experience with Linux RedHat Satellite to provision and standardize all Linux RedHat Systems
•iPro
•Concordance
• Relativity
Trinity Health January 2016 - January 2018
Linux Administrator
•Administering, installing, configuring, and maintaining Linux servers.
•Experience installing, upgrading, and configuring RedHat Linux 5.x, 6.x using Kickstart and Interactive Installations.
•Experience installing, configuring, and monitoring ubuntu systems for this project as well for the past 5 years.
•Responsible for creating and managing user accounts, security, rights, disk space and process monitoring in Solaris, CentOS and Redhat Linux.
•Configure DNS, NFS, FTP, remote access, and security management.
•Build Linux Virtual Machines using VMware Virtual Center.
•Install, upgrade, and manage packages via RPM and YUM package management
•Install Firmware Upgrades, kernel patches, systems configuration, performance tuning on Unix/Linux systems.
•Install, configure, and support Apache on Linux servers.
•Experience editing internal scripts using bash language.
•Manage patch configuration, version control, service pack and review connectivity issues regarding security problems.
•Manage systems routine backup, scheduling jobs and enabling cron jobs.
•Administer VMware Infrastructure Client 3.5 and Vsphere 4.1.
•iPro
•Concordance
• Relativity
Guarantee Bank and Trust March 2013 – January 2016
Linux/Unix Administrator
•Installed RedHat Linux using kickstart.
•Created, cloned Linux Virtual Machines, templates using VMware Virtual Client 3.5 and migrating servers between ESX hosts.
•Managed systems routine backup, scheduling jobs, enabling cron jobs, enabling system logging and network logging of servers for maintenance.
•Performed RPM and YUM package installations, patch, and other server management.
•Installed and configured Logical Volume Manager – LVM.
•Documented all setup procedures and System related Policies (SOPs).
•Provided 24/7 technical support to Production and development environments
•Administrated DHCP, DNS, and NFS services in Linux.
•Created and maintained user accounts, profiles, security, rights disk space and process monitoring.
•Experience editing internal scripts using bash language.
•Provided technical support by troubleshooting Day–to-Day issues with various Servers on different platforms.
Education
Ambrose Ali University
References:
Available upon request
Contact this candidate