SUMMARY:

• Greatly concentrated Linux Administrator with a strong background in a wide variety of systems support and solution based IT services for Linux and Windows administration including monitoring, configuration, continuous self - improvement seeking a
• Linux Administrator position in a goal oriented IT environment that will utilize my existing and hands-on skills, as well as experience to achieve the organizations objectives, troubleshooting, and maintenance of operating systems and a strong advocate of team work, performance excellence and task management.
• Operating Systems: RHEL 3.x, 4.x, 5.x & 6.x, Solaris Release 10/2.9/2.8, CentOS 4.x, 5.x 6.x and Fedora
• Hardware: HP ProLiant, Blade servers, Dell R910, R810, R710, R610
• Software: MS-PROJECT, Linux file system, MS Office, ESX 4.x, 5.x, Tomcat, Web/ Application Server, Apache, Oracle, Samba
• Scheduling jobs with Cron or at
• Creating shell scripts with Bourne shell sh and Bourne Again shell bash
• Servers/Services: NFS, SSH, Telnet, Apache, DNS, Nslookup, Netstat, Nagios, TCP/IP and TCP DUMP, LDAP
• VI Editor, gedit, nano
• Architect and deploying new servers
• Performing monitoring configuration, maintenance, management and troubleshooting Hardworking and goal oriented professional with extensive knowledge of system administration and geographic information system, technical knowledge, other Core Competencies include:
• Over 6 years of experience and specialization in System Administration working on Redhat Linux, CentOS, Fedora and Window environments.
• Experience in Installation, Configuration, Maintenance of Linux.
• Experience upgrading and configuring RedHat Linux 3.x, 4.x, 5.x using Kickstart Servers and Interactive Installation.
• Worked with Database administrators to tune kernel for Oracle installations.
• Experience in Creation and managing user accounts, security, rights. Disk space and process monitoring in RedHat Linux.
• Experience in configuration of NFS. DNS, LDAP, HTTP, DHCP, ftp, remote access management and security trouble shooting skills.
• Experience on Webservers such as Apache Server 1.x, 2.x, & Tomcat 3.x,x.
• Experience in administering VMware Infrastructure
• Experience in Installation and Creation of Oracle database.
• Experience in scheduling jobs and administrative task using crontab.
• Creating Linux Virtual Machines using VMware Center.
• Strong written and oral communication skills
• Leadership Skills
• Excellent Interpersonal Skills
• Strong Presentation and Organization Skills
• Responsible and committed to work
• Able to perceive and find solution to challenging problems
• Able to withstand hectic and responsible jobs enjoys solving problems and taming complexity
• A high level of energy, commitment and the ability to combine keen strategic sense with enthusiasm
• A great team player with good inter-personal skills and ability to relate to all manner of persons
• Willingness to adopt and manage change Authorized to work in the US for any employer

TECHNICAL SKILLS:

• Linux
• DNS
• Active Directory
• Operating Systems
• VMWare
• DHCP
• LAN
• SQL
• Microsoft Office
• Cisco Routers
• MySQL
• Virtualization

WORK EXPERIENCE:

System Administrator

Confidential - Arlington, VA

Responsibilities:

• Specialized on VMware ESX, ESXi, and Vsphere 4, 5 and 6 environments with vCenter Management, VMware vApps, DRS, HA and consolidated backups.
• Expertise in Configure, build, implement and administer ESX/ESXi Servers including patches and updates, and also resolve associated system outages and other issues.
• Excellent experience and knowledge with ESXi and ESX Architecture, guest OS installations, setting up VM priorities, Cloning and Snapshots along with designing, installing and implementing.
• Managed Identity Access management of Azure AD, Azure AD Applications Proxy, Azure Subscriptions, Azure AD Pass through Authentication.
• Having experience Configuring and managing Azure AD Connect, Azure AD Connect health, Microsoft Azure Active Directory.
• Resolved Azure AD issues relating to Office 365, CAIDM to Active Directory and Active Directory to Azure AD.
• Experience with Microsoft server 2003, 2008 and Windows 2003/2008 Active Directory server Administration
• Experience in installing, configuring and troubleshooting on Windows NT/Windows 2000/2003/ 2008 and 2012 servers using enterprise standards.
• Experience with SQL 2005 and 2008 server.
• Excellent troubleshooting skills both with hardware and software in windows environment. Experience administering, installing, configuring and maintenance of Linux.
• Experience installing, upgrading and configuring RedHat Linux 4.x, 5.x, 6.x using Kickstart Servers and Interactive Installation
• Works with Jira ticketing systems to resolve and respond to IT Support requests
• Documented all setup procedures and System related Policies (SOP's) in Confluence.
• Provided 24/7 technical support to Production and development environments.
• Provide support for developers to produce efficient and effective tables, indexes and other Database objects
• Experience onboarding new users, creating and managing user accounts, security, rights, configuring user devices, disk space and process monitoring in Solaris, CentOS and Redhat Linux.
• Configure DNS, NFS, FTP, remote access, and security management.
• Installs Firmware Upgrades, kernel patches, systems configuration, performance tuning on Unix/Linux systems.
• Installs, upgrades and manages packages via RPM and YUM package management
• Manages systems routine backup, using Bacula Software for Disaster Recovery.
• Administers VMware Infrastructure Client 6.7 and Vsphere 6.7.
• Works with Cisco Hub and configures Cisco devices for users
• Manages Sophos Firewall and Endpoints Installing Firmware upgrades, doing routine backups, etc..
• Responsible for Provisioning customer devices before shipping
• Worked in the Datacenter racking and unracking devices, cabling devices, swapping out hard drives and trouble shooting hardware issues among a few things

Linux Administrator

Confidential - Baltimore, MD

Responsibilities:

• Experience administering, installing, configuring and maintenance of Linux.
• Experience installing, upgrading and configuring RedHat Linux 4.x, 5.x, 6.x using Kickstart Servers and Interactive Installation.
• Responsible for creating and managing user accounts, security, rights, disk space and process monitoring in Solaris, CentOS and Redhat Linux.
• Configures DNS, NFS, FTP, remote access, and security management.• Creates Linux Virtual Machines using VMware Virtual Center.
• Installs, upgrades and manages packages via RPM and YUM package management
• Installs Firmware Upgrades, kernel patches, systems configuration, performance tuning on Unix/Linux systems.
• Installs, configures and supports Apache on Linux production servers.
• Manages Patches configuration, version control, service pack and reviews connectivity issues regarding security problem.
• Manages systems routine backup, scheduling jobs and enabling cron jobs.
• Administers VMware Infrastructure Client 3.5 and Vsphere 4.1.
• Works with Database administrators to tune kernel for Oracle installations.

Linux/Unix Administrator/Oracle DBA

Confidential - Bowie, MD

Responsibilities:

• Installed RedHat Linux using kickstart.
• Created, cloned Linux Virtual Machines, templates using VMware Virtual Client 3.5 and migrating servers between ESX hosts.
• Managed systems routine backup, scheduling jobs, enabling cron jobs, enabling system logging and network logging of servers for maintenance.
• Performed RPM and YUM package installations, patch and other server management.
• Installed and configured Logical Volume Manager - LVM and RAID.
• Documented all setup procedures and System related Policies (SOP's).
• Provided 24/7 technical support to Production and development environments
• Administrated DHCP, DNS, and NFS services in Linux.
• Created and maintained user's accounts, profiles, security, rights disk space and process monitoring.
• Provided technical support by troubleshooting Day-to- Day issues with various Servers on different platforms.
• Successfully installed and configured Oracle 11gR2 database on, windows, UNIX, Linux
• Performance Monitoring/Tuning, Mirroring/Multiplexing files
• Proactively monitored Oracle Environment using OEM to mitigate risk/Data Guard
• Provide support for developers to produce efficient and effective tables, indexes and other Database objects
• Synchronize and migrate data, database objects between development and production environments
• Provide support for software applications developer for database design, programming, ongoing tuning
• Implement and maintain database security (create and maintain users and roles, assign privileges)
• Familiar with applying patches, Cross Platform Transfers
• Implement backups/restore/recovery strategies (RMAN)
• Refresh Database using Oracle Data pump, (Export/ Import)
• Physical backups with RMAN on tape backups and external HDD