System Administrator Linux

IBRAHIMA SORY BAH

Bronx, New-York 347-***-**** adzs24@r.postjobfree.com

Summary of Qualifications

Highly motivated, IT professional, committed to team working, seeking a position with a company where my 5 + years of experience as a Network Engineer and Linux System Administrator can be utilized to enhance company outcome.

Dedicated and skilled Linux System Administrator with over 5 years of experience in designing, implementing, managing complex IT infrastructures and production support of various applications on Red Hat Linux, Centos and Windows.

Proficient in User account management and security, system monitoring, building and deploying Rhel servers to the network, Virtual Machine.

Expert in managing and troubleshooting User accounts management, Group accounts, and system security in red Hat Enterprise Linux.

Good knowledge in installing and configuring secured environments, and VLAN internet connectivity of virtualized server environments and clients.

Install the configuration of various protocols such as SSH, UDP, TCP/IP, DNS, LDAP/AD, KVM, DHCP, FTP, HTTP, SAMBA, and interactive installation.

Extensive experience of system security architecture and system protection by using tools like OpenSSh, Firewall, and SELinux.

Proficient in system administration tasks, automation using Ansible, troubleshooting, and ensuring the security and optimal performance of Linux-based systems.

Solid background in operating systems installation RHEL 6, 7, 8 & 9, CentOS 6, 7.

User group administration, role base access control, file transferring and sharing, file systems, volume and storage, and patch management.

Compute automation skills utilizing script language bash shell and perform regular system backup and recovery.

Expert in basic computer hardware, software and internet knowledge and some knowledge in key applications, living online and computing fundamentals certified by IC3 Digital Literacy.

Certificates

Red Hat Certified System Administrator

Red Hat Enterprise Linux 8# Jully 2023

https://rhtapps.redhat.com/verify?certId=230-028-094

Work Experience

Uber Technology, Inc.

San Francisco, CA August 2021-present

Linux System Administrator

Work on project migrating servers physical and virtual from Rhel6 to Rhel9.

Build, Install, and configure virtual and physical servers, RHEL 6, 7, 8, and 9, Centos 6 & 7 and deploy them to the network.

Troubleshot Red Hat Enterprise Linux 6 & 7 and Centos 6 & 7 issues related in hardware and software.

Perform patching.

Perform user accounts administration.

Experience with automation ansible and script creation Bash.

Write playbooks and run the playbooks to manage hosts.

Virtualization (VMware ESXI, Oracle Virtual Box, and KVM).

Build and deploy physical and virtual servers to the network and update the documentation.

Work with the Datacenter team during the deployment of a new physical server to be assisted with racking and connecting cables to the recommended ports.

Work with the VMWare team, Satellite team, Database teams and Operations to address day-to-day support requests and issues, including ensuring availability of all Unix/Linux systems.

Perform server cloning from vSphere.

Install and configure backup on servers Rhel7, Rhel8 and 9.

Working on servers disconnect ticket and extend hard drive.

Patch and update servers.

Install and configure MySQL.

Configure and troubleshoot Samba, NFS, SMTP, DNS, AUTOFS, LDAP, and Kerberos.

Install Apache and configure ssl certificate.

Register the system to the RedHat Satellite and troubleshoot repo issues.

Monitor log management on UNIX/Linux servers, including processes, crash and swap management with password recovery and performing tuning.

Setup, configured, and troubleshot TCP/IP, DHCP, DNS; NFS, CIFS, LDAP, KVM, and samba servers in a multi-platform LAN.

Manage Password aging configuration on servers.

Offer various support to software developers.

Customize user shell environment using shell initialization files.

Install and Administer patches and update to help improve performance.

Perform logs administration to detect and resolve system errors.

Develop functional and technical documentation.

Orange Guinea January 2018-August 2021

Guinea Conakry, GN

Linux System Administrator

Troubleshooted and resolved TCP/IP networking issues

Performed user accounts administration

Managed Password aging configuration on servers

Maintained file systems and host security

Customized user shell environment using shell initialization files

Installed and Administered patches and update to help improve performance

Monitored and Managed Server performance using associated tools

Performed logs administration to detect and resolve system errors

Configured Apache HTTP and Oracle Database

Offered various supports to software developers

Developed functional and technical documentation

SKILLS AND COMPETANCES

Application/Software: OpenSSh, Firewalld, SELinux, FTP, GIT, iptables,

Network Protocol: DNS, LVM, HTTP, SAMBA, NFS, SMTP, SSH, Firewalls, FTP, Telnet, ANSIBLE, VMware, KVM, TCP/IP, switches, Data center.

Technologies Products: VMware, VSphere, VCenter Server,

Balancing Operating System : Red Hat Linux, Centos, Windows

Education & Training:

University Nongo Conakry, Guinea

Bachelor in Banking and Finance Management

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