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Sr. Windows System Administrator (GS11) Resume Example

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SR. WINDOWS SYSTEM ADMINISTRATOR (GS11)
Professional Summary

Talented network/system administrator with 20 years' experience implementing and maintaining computing environments. Expertise in establishing secure networks, evaluating and troubleshooting performance issues, installation, configuration and change management, hardware testing, defining network security policies and procedures. Ability to provide strategic direction, vision and tactics to influence decision makers concerning the efficient utilization of information system resources.

Skills & Experience
  • Microsoft Windows Server 2016/2012R2
  • BladeLogic Server Automation
  • SCAP Compliance Checker
  • Host Based Security System (HBSS)
  • Powershell
  • Microsoft Windows Active Directory
  • VMware vSphere
  • NetIQ Operations Center
  • Remedy ITSM system
  • Security Technical Implementation Guides (STIG)
Work History
Sr. Windows System Administrator (GS11)Sep 2014 - Current
Company NameCity, State
  • Provided Platform as a Service (PaaS) for $48M Military Health System (MHS) Defense Health Services Systems (DHSS) managing the migration from a physical hosting network environment into a co-located virtual environment.
  • Transitioned MHS/DHSS mission critical websites and databases from Windows Server 2003 to Windows Server 2012 R2.
  • Consulted with Mission Partner's organization to ensure all technical requirements were met within the security posture of the DoD/Service Provider security guidelines.
  • Installed, configured, and maintained legacy/virtual environments with support software to include backup/recovery software, system event monitoring along with host based security and patch management software.
  • Ran security auditing scans to rectify open vulnerabilities as identified by Cyber Command/DISA IA for application and operating system vulnerabilities.
  • Provided security posture validation support to Information Assurance section.
Sr. Windows System AdministratorNov 2012 - Sep 2014
Company NameCity, State
  • Managed and maintained enterprise-level Microsoft Windows environment supporting Defense Health Services Systems (DHSS) under the Military Health Systems (MHS) information infrastructure, supported clinical medical logistics and resource information systems worldwide.
  • Provided support and maintenance on windows servers; front-end webservers and back-end databases; managed multiple enterprise support applications, to include installing, updating, and troubleshooting any issues within the operating system or software with customer Tier III support.
  • Built both physical and virtual servers meeting DISA IA requirements, along with setting up new environments for various MHS projects. Met IAVA compliancy deadlines along with annual Information Assurance re-validation on Authority to Operate (ATO) status for Defense Information Systems Agency (DISA) managed systems.
  • Evaluated configuration change requests and implementation documentation in accordance with ITIL and organizational change management processes.
Network Administrator, Directory ServicesJul 2009 - Oct 2012
Company NameCity, State
  • Performed operations and maintenance of Active Directory (AD) servers and software maintaining a Common Operating Environment (COE) supporting all operating systems.
  • Performed enterprise-wide AD administration, management activities and directory services tasks.
  • Assisted the Government with AD planning, setup, deployment, and maintainability.
  • Provided operations and maintenance for all enterprise domain controllers, the AD forest, DNS, and WINS enterprise name space.
  • Ensured appropriate delegation of directory permissions and Domain Controller (DC) Management.
  • Evaluated configuration/change management requests and implementations in accordance with organizational change management processes.
Technical Lead, Directory ServicesJul 2005 - Jun 2009
Company NameCity, State
  • Lead in a military environment providing IT systems support and solutions for the USAF personnel education information systems infrastructure.
  • Monitored/Maintained operational status of 148 domain controllers (DC) and 13 virtual domain controllers deployed on VMware ESX visualization software.
  • Supported, Managed and Troubleshot Windows Server 2003 operating systems, hardware and support software along with installation, configuration, maintenance of Directory Services systems.
  • Enforced enterprise security using Active Directory GPO management along with enforcement of network software vulnerability patching.
Technical Lead, Enterprise ComplianceDec 2003 - Jun 2005
Company NameCity, State
  • Technical Lead of five-person team monitoring and analyzing IP network events for 13 Network Operations Centers.
  • Directed installation of vulnerability patches for $130M Enterprise-level computer network.
  • Prepared and provided daily, weekly and monthly metrics to senior leadership detailing patch management status for 13 Air Force bases to make critical management decisions for enterprise network security.
  • Monitored DoD and Air Force network directives to minimize security risks for over 90,000 users.
  • Researched, developed and reviewed technical solutions for customer information systems.
  • Investigated and resolved security configuration problems with IP devices.
  • Provided technical assistance using the REMEDY network trouble ticket tracking system.
  • Assisted MAJCOM IT Equipment Control Office to establish policy and procedures for organizational IT asset management.
  • Ensured all aspects of organizational software license management program complied with federal and local guidelines.
Education
Masters of Science: Information Assurance2016
Capitol Technology UniversityCity, State
Bachelor of Science: Management-Information Systems Technology2009
Wayland Baptist UniversityCity, State
Associates of Applied Science: Information Systems Technology2006
Community College of the Air ForceCity
Associates of Applied Science: Mechanical and Electrical Technology2006
Community College of the Air ForceCity
Certifications

Security+CE

MCP MS Windows 2012R2 (70-410)

Network+

A+

CNSSI 4016(A)

ITIL Foundations

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Resume Overview

School Attended

  • Capitol Technology University
  • Wayland Baptist University
  • Community College of the Air Force

Job Titles Held:

  • Sr. Windows System Administrator (GS11)
  • Sr. Windows System Administrator
  • Network Administrator, Directory Services
  • Technical Lead, Directory Services
  • Technical Lead, Enterprise Compliance

Degrees

  • Masters of Science : Information Assurance 2016
    Bachelor of Science : Management-Information Systems Technology 2009
    Associates of Applied Science : Information Systems Technology 2006
    Associates of Applied Science : Mechanical and Electrical Technology 2006

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