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Redhat System Administration

Location:
Richmond, VA
Salary:
125000 Annually
Posted:
March 07, 2023

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Resume:

ROBERT KATUSABE

Richmond, VA

Tel: C: +1-804-***-**** Email: advrvg@r.postjobfree.com

Summary:

I have 3 years of Redhat System Administration and I am looking for an organization that values team work and employees input where i can continue growing in my journey from system administrator to Devops.

SKILLS

•OS: RHEL 5,6,7,8,9

•HW: HP Proliant Servers

•Software: Ansible, VmWare ESXI 7.0, Powershell, RedHat Satellite, Prometheus & Grafana, Unitrends Backups, ServiceNow Ticketing system, MobaXterm ssh client

•Languages: Yaml, Bash, Python (entry)

•Networking: TCP/IP, DNS, DHCP, LAN, SFTP, SSH, RDP

•Storage: LVM, SATA, Ext4, XFS, SAN, NFS, SAMBA, Raid(0/1/5)

CERTIFICATIONS & EDUCATION

Redhat RHCSA (scheduled in 3 months)

LPI Linux Essentials Certified

CompTIA Linux+

Nkumba University – Bachelor in Information Technology october 2011

PROFESSIONAL BACKGROUND

NEXTGEN DATA CLOUD., Fredericks, MD 06/2019 - Present

RedHat System Administrator

Projects: Server Migration,

•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 dashboard, Unitrend Backup report, and Deploying VMware EXSI 6.7/7.0 Snapshots

•Install and Decommission of servers using VMware EXSi 6.7/7.0 (VMware Vsphere) for Virtual Servers and HP iLO 5 (HP OneView) for physical RHEL servers

•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, and bash 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 Grafana 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 (ssh access issues, etc…)

•Resolving File/directory with permission issues by setting up proper ACLs .

•Setup new NFS (on NFS client), SAN, LVM, and partitions filesystems

•Experience with ticketing tools ServiceNow.

•Running SOS reports to Redhat for Production and QA servers with persistent issues

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

DAM & FA COMPANY Ltd.,Kampala Uganda

from 07/2014 to 12/2015

Help Desk Support Officer

•Joined Windows 2010 machines to Active Directory.

•Assemble new equipment in company’s lab: Desktop and HPE Proliant Servers

•Create AD users and AD groups.

•Monitor workstation and servers on a cloud platform.

•Contact customers to update on ticket completion by email and/or phone

•Assign group policies to AD Groups.

•perform data Back ups for workstations and servers, troubleshooting windows os errors

•Assist in creation of new users into the company.

•Perform upgrades and maintenance tasks.

•perform installation, configuration and update of software.

•troubleshoot technical issues for Local Area Network (LAN) and other systems.

• Daily use of GFI, ConnectWise, Team viewer, Office 365, Managed Online Backup, and Webroot Antivirus Anywhere software on Windows server ’03,’08,’12. And Windows OS 98,Vista, XP, 7



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