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Linux Systems Administrator

Location:
Columbia, MD
Posted:
March 31, 2023

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Resume:

D A N I E L A M O H J R

Columbia, MD

Tel: C: 956-***-**** Email: adv9cm@r.postjobfree.com

Summary:

I have 3 plus years of Redhat System Administration experience and I am looking for an organization that values team work and employees input where I also can continue growing in my journey from a Systems Administrator to a Devops Engineer.

S K I L L S

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)

College Courses:

Statistics

Calculus I & II

General Chemistry I & II

Business & Technical Writing

STEM Summer Program:

Linux System Administration Bootcamp

C E R T I F I C A T I O N S & E D U C A T I O N

Redhat RHCSA (scheduled in 4 months)

LPI Linux Essentials Certified

CompTIA Security Plus Certified

CompTIA Linux Plus (scheduled in 1 month)

LPIC-1 (scheduled in 2 months)

Robert Vela High School – High School Diploma

P R O F E S S I O N A L B A C K G R O U N D

NEXTGEN DATA CLOUD., Fredericks, MD 06/2020 - 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) Robert Vela High School 01/2019 – 07/2019

Paid Internship - STEM

Building VMs in Vmware EXSI

Updating workstation and join to AD

Installation of Patch Panels with Keystones

Ran network cables Cat5 from patch panel and network jacks

Monitored workstations and servers on a cloud platform.

Backed up data for workstations and servers

Fixing broken workstations by replacing parts



Contact this candidate