Information Technology Project Management
Resume:
Nnamdi B. Nnadili
*************@*****.***
Linux Administrator
Objective:
Information Technology specialist offering over 10+ years of experience derived through service on Linux/Windows platforms, organizational training, project management, and worldwide mission information technology planning. Proven ability to ensure proper implementation of policies, procedures and risk management
Technical Proficiency and Expertise
Operating Systems: RHEL/CentOS 6/7/8/9, Ubuntu Windows R2 2012/2016 /2019
Servers/Services: Apache/Tomcat, Jenkins, DNS, LVM, Foreman, Nagios; Ansible, ITIL, Nessus, NFS, Samba,
SolarWinds, NetBackup, System Hardware, RedHat (On the Job Training), Interactive Voice Response
Familiar with the use of Puppet, Nagios, Ansible, Chef, Docker, and selenium
Installed and created Oracle MySQL and PostgreSQL database.
Team player with good management, analytical, communication, and interpersonal skills
Earth Science Mission Operations Project at NASA Greenbelt, MD
Systems Engineer November 2021– Present
Support routine operating/system maintenance, vulnerability patch management and application updates
Troubleshoot system/network issues, identify and analyze root cause and recommended corrective action
Provide first tier support for system users and provide on-call support as required
Install Modify and enhance test and implement standard configurations for deployment of workstations, server, and client software
Support IT security program processes
Perform preventative maintenance actions including back-ups, error log reviews and resource utilization
Create and document all actions, practices, procedures and processes
Troubleshoot and resolve hardware, software, or other network problems, and replace defective components when necessary
Performs other duties and assist with special projects and installments as needed.
Experience using Windows Server 2008-2016 R2
Helped with the migration of the Windows Server from 2012 R2 to 2016 R2
Creating and managing users and groups using Active Directory
Performing Maintenance and support of the servers and the end users.
Work with customers to define technical solutions that meet their requirements and industry best practices.
Introduce efficiencies around server processes and procedures.
Work closely with internal development teams to create scalable solutions and deploy applications.
Effective written and verbal communication skills. Must assist, guide, and share information with technical and non-technical personnel.
Shiva Enterprise Lanham, MD
Senior System Administrator December 2019– November 2021
Build, configure, and troubleshoot software and hardware enhancements, application deployments and infrastructure up-grades for Microsoft Windows Server 2008, 2012, and 2016 in a Microsoft Hyper-V environment.
Use YUM to update RedHat Satellite v6 as it pulls from the RedHat Satellite repository
Support the RHEL Infrastructure by managing 20-25 servers, adding user accounts and setting passwords
Developing and Implementing 20-25 Ansible Playbooks
Use Ansible Tower platform for SSH connections, patching and configuration changes
Diagnose and correct Microsoft Hyper-V VM server issues
Perform daily and advanced management and administration of Hyper-V VMs via Microsoft System Center SCVMM
Ability to install and configure Windows Server software
Recommend software and hardware enhancements
Ability to manage and administer iDRAC or other remote console software for servers. (specifically, for Dell EMC or HP servers)
Responding to users’ request for assistance via problem management and tracking software, (ex. Remedy, CA ServiceDesk, etc.)
Responding to technical staff’s request for assistance via problem management and tracking software, (ex. Remedy, CA ServiceDesk, etc.)
Providing remote help desk and server support to remote office administrators.
Providing software and hardware familiarization overviews with technical staff.
Coordinate with internal IT teams and vendors in escalation and troubleshooting.
Act as technical liaison to the US Government customer.
Diagnose and correct computer systems’ issues.
Provide hands-on system administration support, system maintenance and operations support.
Maximus Oxon Hill, MD
Linux Administrator June 2017– December 2019
Migrated on-premises web, middle-tier, and database servers to AWS Cloud
Leveraged IAM to manage system admin and developer permissions to AWS resources.
Responsible configuring migration target AMIs and EC2 instances
Provisioned and secured network configurations for AWS VPCs
Track work using an industry level tracking system such as JIRA, Redmine, Remedy
Performing optimization of database to increase performance.
Responsible creating, securing managing AWS S3 buckets and resources.
Responsible for launching EC2 instances with bootstrap scripts and Linux AMIs
Deployed and administers AWs ELB (load balancer)
Created, cloning Linux Virtual Machines, temples using VMware ESXi 5.x 6.x
Performing capacity analysis, monitoring and controlling disk space usage
Experience using Windows Server 2008-2016 R2
Creating and managing users and group using Active Directory,
Setting up network environments using TCP/IP, NIS, DNS, VSFTPD and DHCP
Red Hat Package Management (RPM) and YUM package installation and maintenance
Works with Database administrators to tune kernel for Oracle installations.
Monitory system activities and fine tune system parameters configurations to optimize performance.
Address L1/L2 issues and debugging problems.
Experience managing user accounts and SUDO permissions.
Maintain WebLogic application servers.
Installing configuring, and deploying tomcat/JBOSS applications
Applied quarterly patches to all DEV, UAT, and PRD Linux environments per company policy,
Provide Technical Recovery Plan (TRP) and Disaster Recovery Plan (DRP).
Sprint Corporate Washington DC
Linux Administrator December 2015 - June 2017
Responsible for promoting IT innovation through research and development and by providing assessments of new and evolving technologies, techniques, and industry best practices in IT infrastructure
Collect the new technologies and tools and introduced them to the company; in which it helped the company build up an agile development environment.
Remediate potential OS security vulnerabilities abiding to security policies and standards
Use Ansible Tower platform for SSH connections, patching and configuration changes
Install and maintain containers via Apache Tomcat and MySQL servers
Experience in migrating and configuring disaster recovery environments
Configure infrastructure standard security benchmarks
Provided coordination support between networks, Enterprise Applications and the developmental architecture
Building datacenters including DEV, test, production, and DR facilities
Manage and Troubleshoot existing RedHat Satellite v6
Knowledge of installing RHEL server from scratch using kickstart and PXE boot
Support the RHEL Infrastructure by server cloning on VMWARE, updating security scans and modifying configuration files
Analyze systems, servers, applications, networks, and input/output devices performance
Ongoing industry research and training on current and forthcoming technologies
Install and Configure RedHat Satellite v6
Diagnosing and resolving system related task in accordance with security priorities setup
Wrote custom monitoring and integrated monitoring methods into deployment processes to develop self-healing solutions
Install, configure, tuning, security, backup, recovery and upgrades of Windows/ Linux platforms.
Education
Mercyhurst College
Bachelor of Science; Hospitality Management and New Media
Reference Upon Request
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