System Administrator Active Directory

Malick Sy

Phone: 240-***-**** **********@*****.*** Washington DC

OBJECTIVE

Highly motivated Linux Administrator with a strong background in a wide variety of system support and solutions-based IT services for Linux and Windows administration. Seeking a Linux Administrator position in a goal-oriented IT environment that will utilize my existing education and hands-on skills, as well as experience, to achieve the organization’s objectives.

SKILLS

Operating System

Rhel 5.x, 6.x, 7.x, 8.x, CentOS 5.x, 6.x, 7.x, 8.x Windows 7, 8, 10 Windows Server 2008 Hardware

HP ProLiant G8, G9, G10.

Software/Applications/Tools

Ansible, Git, Docker, Jenkins, VMware Exsi 6.5, Putty, MobaXterm, PowerShell, Satellite, Prometheus & Grafanna, Unitrends, ServiceNow, Languages

Shell Scripting, Bash

Networking

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

LVM, SCSI, SATA, Ext 4, XFS, SAN, NFS, SAMBA, RAID (0/1/5) Replace SAS/SATA drives on HPE Proliant BL460c Gen9, Taking Snapshots in Vmware Vsphere for newly built VM servers before handing them to the application team,

Running Ansible playbooks to install Unitrends agent on Rhel servers before putting them into a backup schedule,

Verifying SAN connectivity on Rhel server with “Multipath -ll”and also WWID Setup NFS mounts on NFS server and clients

EDUCATION AND CERTIFICATIONS

Group Ecole Superieure de Commerce et Sciences Dakar/Senegal Master of Science in Management 2004

Montgomery College

AWS Certified Solutions Architect - Associate 2022 LPI Linux essentials 010-***-****

RedHat Certified System Administrator (RHCSA) In progress WORK HISTORY

Linux Administrator- Remote 08/2019-Present

NEXTGEN DATA CLOUD - Fredericks, MD

● Install and configure operating systems on physical hardware and a

● virtualized environment: RHEL 6,7,8 and Centos 6,7,8

● Responsible for creating new user accounts, permissions, and security process monitoring and debugging using tools such as VMstat, and Syslog

● Migrate Servers RHEL6 to RHEL7

● Configures DNS, NFS, SFTP, SSH passwordless, and security management

● Collaborate with management team to install Upgrades using RPM and YUM utility

● Install and configure Apache web servers, Oracle RAC server, SAP Hana servers, and more

● Develop Linux Scripts to automate tasks using Bash and Ansible (YAML)

● Use Crontab and AT to automate daily system tasks,

● Backup servers using Unitrends and Vmware Snapshots

● Configured Red Hat systems for centralized login using Windows Active Directory

● Partitioning and managing disks space using LVM

● Install hardware in data center and software Raid systems on HP Blade Servers using HP OneView and HP ILO

● Configure firewall settings using Firewalld and iptables

● Check alert logs, trace files, and file system maintenance

● Launch, manage and administer Linux Virtual machines on Vmware EXSI 7.0

● Install patches, software packages to remediate systems vulnerabilities by centralizing all repos on RedHat Satellite

● Create sudoers files and scripts to Application teams to have access to local users with locked passwords and not giving them full root access

● une Kernel and apply Limits to allow applications to perform to the desired vendor specifications

● Participate to the On-call rotation

● Record changes for Production and QA environments

● Send SOS reports to RedHat on crashed servers

● Publishing Versions and Promoting Channels in RedHat Satellite

● Reading Grafana Monitoring dashboard and Unitrend Backup report

● Assign Servers to patch group and assign repos to servers on Redhat Satellite

● Monthly Patching of Oracle RAC servers, SAP Servers, and Weblogic Servers

● Decommission old Redhat 5-6 servers

● Building new Rhel 7-8 Servers (Physical and VMs in Vmware EXSI 6.7)

● Participate in various projects such as server migration, OS upgrades, appliance servers setup

● Creating Documentation to help new staff following company standards

● Experience using Ansible playbook and Ad-hoc

● Follow Linux security standards and guideline, enter records to Change Management

● View logs for troubleshooting various issues

● Experience with ticketing tools such as ServiceNow

● Using PowerShell to query Active Directory

Help Desk 06/2017 – 07/2019

Alvin Abinoe Inc

● Run network cables Cat5 from patch panel and network jacks

● Monitored workstation and servers on a cloud platform

● Backed up data for workstations and servers, troubleshooting windows errors

● 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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