Linux Administrator Windows Server

Mohamed KONNEH

Phone:347-***-**** ****************@*****.*** Staten Island NY 10304

OBJECTIVE

Reliable system administrator bringing 3 years of experience providing critical system

Administration solutions, Meticulous attention to detail with technical knowledge and with

Experience in server building, Installations, Upgrades, Patches, Migration, Troubleshooting,

Backups, Performance Monitoring, Virtualization and Fine-tuning on Red Hat Linux and CentOS.

SKILLS

Operating System

Rhel 6.x, 7.x,8.x,9.x CentOS 6.x, 7.x,8.x,9.x Windows 10 Windows Server 2019

Hardware

HP Proliant DL360, ML350, BL460c [ Gen8, Gen9 and Gen10]

Software/Applications/Tools

VMware Exsi 6.7/7.0, MobaXterm SSH client, PowerShell, RedHat Satellite, Icinga Monitoring Unitrends Backup system, ServiceNow Ticketing System,

Languages

Ansible Playbook (YML), Bash Scripting, Python scripting

Networking

TCP/IP, NFS, DNS, DHCP, LAN, FTP/TFTP, SSH, SFTP

Storage

LVM, SCSI, SATA, Ext 4, XFS, SAN, NFS, SAMBA, RAID (0/1/5/10)

CERTIFICATIONS, EDUCATION AND MEMBERSHIPS

LPI – Linux Essentials 010-160 Certification obtained in 2023

COMPTIA – Linux+ XK0-005 Certification obtained in 2023

COMPTIA – Security+ Certification obtained in 2023

Bachelor Of Science – The City University of New York (in progress)

WORK HISTORY

Epic Ambulatory 02/2020-Present

Linux OS System Support

●Experience in installing, configuring, Monthly patching and Daily troubleshooting of Red Hat Enterprise Linux.

●Assign Servers to patch groups, Assign repos to servers, Publishing Versions and Promoting Channels in RedHat Satellite

●Reading Grafana Monitoring reports, Unitrend Backup report, and Deploying VMware EXSI 6.7/7.0 Snapshots

●Training Medical Staff to use hardware/software of deployment day

●Syncing Hardware devices to the network

●DNS entries and removal on Windows Server Datacenter 2019

●Joining RHEL servers to Active Directory. Querying AD users and AD groups using PowerShell

●Various System Administrator tasks: user management, File system management, Permissions and Ownership of files and Directories, Working with Vendor to setup applications, Sudo Files configuration, Kernel Tuning, Troubleshooting service failure such as network, ssh, etc.…

●Participate in various projects such as server migration from one datacenter to another and for virtual servers, from one Datastore (LUN) of a specific EXSI to another

● Data migration using SCP and RSYNC with a combination of automated tasks using AT and CRONTAB

●Setting SSH keyless communication between servers

●Setup SSSD communication between AD and RHEL servers and allow AD groups to access RHEL servers. And with a combination of sudoers files and bash scripts, AD users can switch to local users

●Setup temporary root access for application team that will be removed with AT job.

●Write my own Ansible Playbooks, bash scripts, and deploying Python scripts to accomplish various projects

●Creating Documentation to help new staff following company standards

● Verifying daily Unitrends backup of assigned servers

●Take VMware snapshots of newly built VMs before handing it over to application teams

●Viewing Icinga dashboard to detect filesystems (LVM) running out of space and troubleshoot it, viewing services issues that need a restart/reload with systemctl

●Setting up NFS home directories and NFS mount for applications

●Follow Linux security standards and guideline, Record to Change Management

●View logs under /var/log for troubleshooting various issues

●Experience with ticketing tools ServiceNow.

●Participate on the ON-Call Rotation every 2 months. (Mon – Sun from 5pm to 7am)

●Using PowerShell to query Active Directory

Epic Ambulatory 09/2018-02/2020

Tech System Support

●Monitor servers on Prometheus and Grafana

●Fix Network users and Local users access issues

●Onboarding new employees

●Place order for server disk replacement

●Adding Medical Devices to the network and train Medical staff on deployment day

Contact this candidate