System Administrator Linux

Mamadou M Bah

New York Brooklyn, NY *****

*************@*****.*** 917-***-****

Red Hat Certified System Administrator

Certification ID: 230-046-815 https://rhtapps.redhat.com/verify?certId=230-046-815

Work Authorization: US Citizen

UNIX Linux Shell Scripting Padman Performance Tuning RHEL 7, 8 & 9 VMware HTTPD LDAP SAN NAS TCP/IP DNS NFS KVM

SAMBA Kickstart MariaDB SMTP Container SSH Python Ansible

PROFESSIONAL SUMMARY

Linux System Administrator with Over 5 years of experience in a multiplatform environment with hands-on experience in the administration and management of CentOS and Red Hat Enterprise Linux 7, 8 & 9.

Solid background in systems and software installation, user and group administration, role-based access control, file transfer and sharing, competent in file systems, volume and storage management, patch management.

Experience with monitoring log management on UNIX/Linux servers including processes, crash, and swap management, with password recovery and performance tuning.

Experience in connecting Linux systems to Single Sign on LDAP Server. Also experience with Virtualization (VMware ESXi, Oracle VirtualBox and KVM).

Experience with Systems administration including configuration of server-based systems, system installation and configuration, fundamentals of security, and installing third-party software.

Compute automation skills utilizing script language bash shell and Ansible.

Install and Configure Apache HTTPD

Adaptable, collaborative, strong team player, ability to multitasking, excellent verbal and written communication skills French and English, ability to work within strict deadlines and with a wide spectrum of people.

Good Knowledge of troubleshooting, solving problems and incidents.

Participating “On Call Rotation”

PROFESSIONAL EXPERIENCE

Instacart, New York, NY Feb.2022 – Present

Linux System Administrator

Supporting the following platforms: Red Hat Enterprise Linux 7&8 and Centos 7&8

Build, Install, configure virtual and physical servers, test, deploy RHEL 7&8, and CentOS 7&8 servers to network.

Perform file system management using LVM, NAS and SAN tools.

Install and Configure Apache Web Server, SAMBA, NFS, SMTP, MySQL

Building, and running Linux containers using rodman on Red Hat Enterprise Linux 8

Perform patching trough RedHat satellite and Ansible playbook.

Used the Virtual Data Optimizer (VDO) to manage deduplicated and compressed storage pools in RHEL 8

Tasks automation of infrastructure and application provisioning using bash scripting and Ansible

Ensuring all environments met scale and resiliency requirements.

Track and complete assigned tasks via ServiceNow ticketing system.

Uber, New York, NY Apr. 2018 – Jan. 2022

UNIX/LINUX Specialist

● Built, Installed, configured virtual and physical servers, test, deploy RHEL 7& CentOS 7 servers to the network: OS installation and configuration- standard and advanced using kickstart.

● Monitored log management on UNIX/Linux servers, including processes, crash and swap management, with password recovery and performance tuning.

● Troubleshoot Red Hat Enterprise Linux7 and CentOS7 issues in hardware and software related and configuration issues.

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

● Connected to Single Sign On LDAP/AD server and configured Auto-mount.

● Participated in root-cause analysis of recurring issues, provide 24/7 support in testing, development, and production environments.

● Setup, configure and troubleshoot TCP/IP, DNS, NFS,

● Performed logs administration to detect and resolve system errors.

● Offered various support to software developers.

● Configure key-based authentication for SSH

● Managed File system such as LVM

● Archive, compress, unpack, and uncompress files using gzip, tar, bzip.

● Hardware: Assemble PCs, install and configure the operating system (Windows) and application Software.

● Installed and updated software packages from RedHat network, configure repos and local file system

Other Skills

● Programming Languages: Java, HTML, python

● Software: Proficient in the use of Microsoft Office 2016 (Word, PowerPoint, Excel, Access)

● Hardware: Assemble PCs, install and configure the operating system (Windows) and application Software

EDUCATION & Training

● Borough of Manhattan Community College New York, NY - Associate August 2021

Associate degree in computer information systems (CIS)

● English as Second Language from New York City College of Technology

Language Skills

● English, French & Fulani

Contact this candidate