System Administrator Service Representative
Resume:
CLINTON J. GREEN II
Cary,NC
*************@*****.***
OBJECTIVE
Obtain a position as a Linux and Cloud System Administrator/Engineer within the IT community.
PROFESSIONAL SUMMARY
Certified Red Hat IT professional with 12 + years’ experience in Federal Government/IC as a System Administration and System engineering. Highly motivated systems administrator offering hands-on experience in a Red Hat Enterprise environment configuring, monitoring, upgrading, and maintaining IT operations. Within the past several years I have gained experience with Cloud System Administration and some Devops System Administration.
CLEARANCE LEVEL
Active Top Secret/SCI Full Scope Polygraph
EDUCATION & CERTIFICATIONS
05/2005 North Carolina A&T - Bachelor Degree in Information Systems Management
06/2014 Red Hat Certified System Administrator
02/2018 Comptia Security + Certified (8570 Compliant)
Network + (Training)
TECHNICAL SKILLS
Redhat Enterprise 3/4/5/6/7, CentOS 6.2/6.4/6.5/7, Fedora 8/13, Windows NT/XP/98/2000/2003/7/2008, Jira Ticketing System, Putty, WINSCP, vcenter,
Exposure - SFTP, FTP, TFTP, KVM, Puppet, DHCPD, HTTPD, PostgreSQL, bind, Ldap, PXE, Kickstart, mysql, Ansible, NAS – (Netapp, Qnap), Vmware
EMPLOYMENT HISTORY
09//2020-Present
System Administrator TL3
CACI, Cary, NC
Racked and Stacked CISCO switches and QNAP NAS
Install and configured SSD drives (QNAP es1686dc 16)
Completed RAID Configurations (Dell EMC r640)
Installed and configured ESXI Host (ESXI 6.7 - Dell EMC r640)
Completed IDRAC settings ESXi host
Documentation for baseline configuration
Configured ISCSI LUNS for targets (QNAP Controllers SCA /SCB es1686dc 16)
Deployed Window Active directory server on ESXI host for VMware Vcenter Appliance installation
Promoted Window AD server to Domain Controller
Deployed and configured Virtual Center Appliance
Trouble shooting based provided network topology
Deployed Data Center on VCSA and added ESXI hosts to inventory
Configured standard switches and associated vmkernel port
Configured (VLANS, standard switches, vmkernel ports and vmnics )
Configured Storage Adapter Mounted ISCI storage on VCSA
Preformed ESXI host upgrades
Preform system monitoring with Zabbix
Intel NUC 9 configurations imaging
Intel NUC 9 external GPU configuration
Configured and modified triggers templates based specified data collection
Monitor and maintain network equipment and system applications (Centos 7 / Windows)
Configured Ansible playbook for software updates
Configured air-gapped GIT Instance for software version control and config backups
Preformed OS patching – CentOS 7
Developing automated GIT workflow with Ansible playbooks
01/2018-09/2020
System Administrator TL3
Lockheed Martin Rotary and Mission Systems (RMS), Hanover, MD
Use TLS and Nessus scanners to ensure STE/STN compliance identifying device vulnerabilities by OS and device
Install or re-provision existing environments (Physical and virtual platforms)
Preformed OS patching based on IAVA SPIN requirements
Modify software after vulnerability is identified and tested in a lab atmosphere then deployed to operation environments
Create and manage files, users and permissions in a Centos 6/7 OS environment
Remotely manage servers and systems using putty, VNC, Tiger VNC and remote desktop
Build physical / virtual servers modifying system configurations, kickstart files, BIOS settings and RAID configurations
Harvest mac address for new server builds and deployments
Troubleshoot network connectivity using traceroute, ping, verifying DHCP and DNS entries and confirming services are running
Modify and execute scripts for deploying IAVA patches and software upgrades
Implement Ansible-ad-hoc commands for various task such as network connectivity and user verification
Ensure configurations for Ansible with ansible.cfg file
Use Ansible playbook scripts to deploy and install software security such as Mcafee ePo agent then verifying that the agent is running
Maintain, update and backup server PKI certificates ensuring that certificates are valid
Build, deploy and install software packages while also creating repositories as needed to ensure correct software installation
10/2017-01/2018
System Administrator TL3
ELEVI Associates, LLC, Columbia, MD
Administered 24/7 Systems running ensuring high availability of services.
Supported and monitor multi-site operations by maintaining network, software applications
Performed software upgrades as needed for multiple locations.
Maintain and contribute to document repository containing various troubleshooting.
Troubleshoot various software issues in mixed Linux and windows environment by responding and logging trouble tickets from emails received from customers.
Monitor and maintain networks in a distributed computing environment
Verify system IA compliance via iptables rules
08/2016-10/2017
Software Support Engineer
RTGX, Catonsville, MD
Work with software developers to address and identify software functionality issues as they arise.
Perform software upgrades as needed for multiple locations.
Troubleshoot various software issues in mixed Linux and windows environment by responding and logging trouble tickets from emails received from customers.
Assist in the initial configuration of logical hardware and application components within the software.
Maintain and contribute to document repository containing various troubleshooting, installation procedures and FAQs as needed.
Utilize MYSQL Database command line syntax for troubleshooting and updating database tables as needed.
Use Red Hat Linux to perform software related modifications and server provisioning within VMWare center.
10/2016-04/2016
System Administrator TL3 - NJVC
Sparks IT Solutions, Columbia, MD
Responsible for monitoring, configuration and maintenance of Unix/Windows
Workstations and servers.
Monitor and maintain SOC baseline with scripts and log review.
Collaborate and work closely with other vendors and users to coordinate support for
Trouble calls, and provide TIER 2/3 support of production systems
Monitor a variety of servers including One Way Transfer, FTP, Database, Web Servers
Verify system availability with existing Enterprise tools
Participate in the troubleshooting of system issues internally and coordinate efforts with
Third party providers and other operational support entities
04/2016-08/2016
Devops System Administration
CSRA Inc, Spring field, VA
Exposure to (Amazon Web Services) AWS System Admin support.
Assisted with Nagios monitoring and application service monitoring.
Manage Linux user accounts associated with DAE environment platform.
Assisted with puppet modification for automating software inventory baseline.
01/2015-04/2016
Devops Engineer
Sotera Defense, Arlington, VA
Assisted in providing information on recommendations regarding configuration and installation.
Provided system administration support for Hadoop systems via Cloudera Manger and Puppet.
Administer 24/7 Systems running ensuring high availability of services.
Support and Monitior multi-site operations by maintaining network, software applications and operationg systems within both private and public domains (Cloudera Mananger, Impala, Spark, Hive).
Trouble shoot and respond to inquire from staff, administrators, service providers and site personnel
08/2013-01/2015
Cloud System Sustainment Engineer & System Administration
Enlighten IT Solutions, Hanover, MD
Provided deployment and sustainment support for cloud systems running Red Hat Enterprise Linux 6, Puppet, Hadoop, Zookeeper, Accumulo and JBoss.
Provided direct support for the RDK (Rapid Deployment Kit) - The first DOD NIPR & SIPR Cloud Deployment System.
Built and maintained KVM virtual servers used in DISA cloud development environments.
Provided support for hardware failures, RAID configuration and networking issues.
Collaborated with dev team to resolve puppet issues in the RDK.
Deployed RPM software patches to ensure IAVA compliance.
Performed system upgrades to core services and puppet code provided by dev team.
Ensures stability of various applications (Accumulo,/Zookeeper/Hadoop)
Generated SSL certificates for user authentication.
Provided tier 1 support to end users and developers.
11/09 – 08/2013
Systems Integration Engineer
Kestrel- Boeing, Elkridge, MD
Member of Sustainment team that provides Tier1/Tier2 support.
Assisted with systems installation, configuration, integration, maintenance, performance and upgrade management, failure analysis, backup and recovery and user support in UNIX/LINUX based environment.
Offered 24/7 support for CONUS/OCONUS systems.
Daily duties included: system checks, resolving trouble tickets, maintaining/creating user accounts utilizing LDAP, DNS configurations on a site by site basis, and updating system configurations.
Configured NTP.
Monitor and maintain SOC baseline with scripts and log review
Exposure to Perl/Unix, SED scripts to help monitor and diagnose customer issues.
Created PR's (Problem Reports) for the developers, to accommodate user requests.
Assessed computer systems for weaknesses such as network/web vulnerabilities, configuration management problems and critical infrastructure protection deficiencies.
11/08 – 11/09
Work Flow Manager (Air Force Declassification Office)
Raytheon, Herndon, VA
Forward Deployed to Air Force Declassification Publishing Office (AFDPO)
(Converted documentation for posting to the Air Force web portal using specified software. 05/09-06/09 temporary TDY)
Analyzed complex database problems; make recommendations, and provide feedback for resolution.
Documented, developed, and maintained e-filing system for Freedom of Information Act (FOIA) cases.
Effectively identified, troubleshooted, and provided solutions to equipment/server issues.
Assisted Senior IT Managers with database design layout to print media images into workstations for testing using Adobe Professional.
Performed IT quality control reviews for products and reports based on established criteria.
Worked closely with Director to produce valuable reference documents and classification guides for project distribution.
04/08 – 05/09
System Administrator (Contractor)
Borders Solutions Group, Largo, MD
Tier I System Administrator for the Homeland Security Presidential Directive for the Department of Labor and Tier I&II System Administrator YMCA.
Assisted Senior System Administrators with backup administration, system updates, and imaging processes.
Installed and configured YMCA Migration Lotus Notes to Outlook 2007 onto user’s machines.
Troubleshooted and resolved customer trouble tickets using Remedy system.
Documented and created new user information for systems via user’s requests.
Granted specific rights/privileges/roles to new customer accounts.
Assisted Senior System Administrators with Active Directory Administration and Client Updates for the Personal Identity Verification System.
Identified, troubleshot, and resolved login problems, equipment/server malfunctions, and verification issues by using Remedy software.
2/06 -11/ 07
Customer Service Representative
Aetna Health Insurance, High Point, NC
Properly responded to customer concerns and complaints via telephone.
Researched and provided information on various benefits and claims for members using Windows 2000 based environment.
Worked closely with others in a team environment as well as independently to quickly resolve customer issues.
08/03 - 05/05
Computer Science Dept. Lab intern
North Carolina A&T State University
Installed SQL Server on Windows machines/servers.
Created student accounts on SQL Server.
Granted roles and privileges to users and professors.
Applied lab scripts for students’ exercises, assignments and projects.
Assisted professor and developed business plan.
Created user-friendly E-commerce site that implemented the use of a database that collected data for statistical modeling.
Used database design and developed statistical analysis by using data-entry forms, reports, tables, queries, and modules.
Completed extensive research in the areas of marketing, competition, and operating procedures to effectively meet the needs of a target market.
Generated data by using Graphical User Interface (GUI) created with Visual Basic.
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