SUMMARY:

• Offering more than 7 years of IT experience in installing, configuration and troubleshooting experience in system administration on various operating system including Linux and Windows. Team player and result oriented

TECHNICAL SKILLS:

Operating Systems: RHEL 5/6/7, CentOS, Windows 2012/2016 R2

Software: Linux file system, ESX 6.x, 7.x Tomcat, Web/ Application Server, Apache, Oracle, SAMBA, LDAP, AD, LAMP, PHP, Ansible, Solarwinds, Nagios

PROFESSIONAL EXPERIENCE:

Confidential, MD

Linux Administrator

• Coordinate and consult with end - users, application development, infrastructure, client services, vendors and team members to meet and exceed customer requirements and end-user satisfaction
• Responsible for monitoring DEV, QA and PRD applications, middleware, and infrastructure, and collaborate with team members to develop automation strategies and deployment processes
• Monitor and maintain multiple high visibility tools and applications to achieve 99.9% uptime
• Demonstrated expertise in configuring, managing and troubleshooting various of NFS, DNS, DHCP, TCP/IP and other networking issues
• Provide SME guidance related to project planning, management, and monitoring in technical areas through-out SDLC
• Creating, cloning Linux Virtual Machines, templates using VMware ESX 4.x, 5.x, 6.x
• Diagnose and resolve issues with OS and hardware, including problems with CPU, memory, and disk
• Administrated Linux servers for various functions such as Apache(web) server, Samba server, and DNS
• Monitoring system activities and fine-tuning system parameters and configurations to optimize performance
• Worked with Ansible playbooks for virtual and physical instance provisioning, configuration management, patching and software deployment
• Coordinate with quality and production teams to manage day-to-day operational aspects of multiple projects
• Able to quickly understand, learn and implement new system design, technologies and functional components of software system in a work environment
• Experience in monthly patching event for production and non-prod Linux server
• Develop custom items, features and workflows to satisfy business needs
• Document requirement to create a functional design specification
• Provide insight and guidance on self-service strategies and design
• Red Hat Package Management (RPM) and YUM package installation and maintenance and ensuring security of the systems
• Address L1/L2 issues and debugging problems
• Researched the market to gain information on the latest updates available
• On-call 24/7 for supporting production issues
• Delivering best service and high quality to all of our customers

Confidential, Washington, DC

Linux/Unix Administrator

• Experienced in System Administration, installation, Upgrading, Patches, Migration, Configuration, and Troubleshooting
• Implementation of COTS installation, changes upgrades and applied patches
• Led Agile Scrum teams including software developers and QA testers for delivery of agile development projects
• Organized and facilitated daily stand up meeting, spring backlog grooming, spring reviews, and release planning
• Facilitate weekly project milestone reports with key project stakeholders
• Configured and maintained virtual server environment with VMWare ESXi on a Dell PowerEdge R410 server
• Implemented SSL/TLS certificate on apache web servers
• Active Directory (AD) and Group Policy Objects (GPO) configuration and administration
• Configure and maintain server traffic via iptables
• Configure storage, disk management, logical volume management and logical partitioning
• Created manual test cases based on test plan and requirement documents
• Use KVM, DSview and IDRAC for remote access of servers
• Created, admitted and maintained user accounts with stipulated permissions
• Configured DNS, NFS, and Apache on newly installed machines
• Operating Systems Automation using bash scrips
• Troubleshoot connectivity to servers and network system
• Work with Database administrators to tune kernel for Oracle installations

Confidential, Washington, DC

System Analyst

• Verify backups have occurred correctly; restored necessary files
• Remediate security vulnerabilities through managing FileVault encryptions/virus scans
• Worked and performed data-center operations including racking mounting and cabling
• Creation and maintenance of user accounts, passwords, profiles, initialization of file permission and customizing shell environment setup for users
• Support configuration of VPN, CRIS, Office 365 Cloud on Apple devices
• Installed and upgraded video cards, modems, hard drives, IDE controllers, SCSI drivers, power supplier and memory components
• Disassemble and reassemble hardware to evaluate specifications or issues
• Deploy 350+ government-issued iPhones through entire institute
• Provide remote access support to clients via Bomgar