Linux Engineer Senior System

Ramon Allen

Laurel MD cell:240-***-**** email:************@*****.***

Linux Engineer with five years of installation, configuration, and troubleshooting experience on various operating system platforms, including Linux, Solaris, Windows, and CentOS. Extensive experience in Unix performance tuning configuration and capacity planning. Used and troubleshot Network Protocols (ARP, DNS, SMTP, HTTP, NTP, TCP/IP, SSH, and FTP). Wrote shell scripts to automate administrative tasks, performance/kernel tuning, patch/packages management on UNIX servers.

WORK EXPERIENCE

DATA INTELLIGENCE SYSTEM LLC 05/2019 – Till Date

Linux Administrator/Sys Admin

Configure directories to enable collaboration between groups.

Managed kernel parameters and disk partition modifications.

Managing file systems in LVM (Create, delete, and modify FS).

Decommission of Physical and virtual servers.

Performed periodic systems backup and documenting standard operating procedures.

Applying Operating Systems updates, patches and configuration changes.

Adding, removing and updating user account information and resetting passwords.

Installed and configured Nagios for system monitoring.

Worked with Senior System Administrators to troubleshoot issues.

Patched test development and production environments using BIG FIX.

Uses volume management utilities such as lvextend, vgextend, pvcreate, etc.

Helped to configure Virtual machines on KVM

wrote and maintained Ansible playbooks for as per tasks requirement

Transferring file with SFTP AN ACTIVE DIRECTORY permissions

DellaTech

MD

System Admin 05/2018 to 05/2019

Installed, configured, and troubleshot various servers like NFS, FTP, Apache, MySQL, and Tomcat.

Conducted regular maintenance on H.P. and Dell Machines running on Linux.

Manage service management - handle customer tickets and SLAs.

Created DNS entries for Linux and windows machines.

Experienced with Keypass for multi-server authentication.

Created users, organizational units and granted permissions in IDM.

Managed Application servers and Web servers for Customers, installed and configured network on new Linux devices.

Troubleshoot network issues on various Linux devices using Netstat, tcpdump, Traceroute, and Ping.

Ran vulnerability scans using Nessus.

designed and developed complex, integrated solutions to meet business requirements or enhance performance.

Disk and file system management through logical volume manager.

Wrote Ansible playbooks and roles to update and upgrade Ubuntu machines.

Configured Linux instances in AWS.

Setup Logrotate to clean up /var/log *.

Managed backup jobs using tar file systems on RHEL.

Managed and installed packages using yum and rpm tools (Linux).

Installed, configured and volume/File system management using Logical Volume Manager.

Administered user accounts on all servers, configure user profiles, troubleshoot, and resolved user login problems.

Conducted root password recovery and reset on inaccessible servers.

Performed the installation, configuration, administration, and maintenance of Red Hat Linux 6 and 7 systems according to existing standards in a virtualized environment.

Created, configured, and monitored the NFS filesystem.

Designed and developed complex, integrated solutions to meet business requirements or enhance performance.

Wrote shell scripts to automate the administrative tasks and management using Cron.

Installed, upgraded, and configured RedHat Linux 5 and 6 using Kickstart Servers and Interactive Installation.

Created and managed user accounts and privileges

Managed backup jobs using tar file systems on Solaris 10 and RHEL 6.4.

Managed and installed packages using yum and rpm tools (Linux).

Troubleshot reasons for server slowness.

EDUCATION AND CERTIFICATION

Bsc: Banking & Finance

Ogun State University

AWS Certified Cloud Practitioner

MCSA: SQL 2016

Database Development Certified 2020

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