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Senior System Administrator/ Security Analyst Resume

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Herndon, VA

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SUMMARY:

  • Senior Systems Administrator/ System Security Analyst with over 6 years’ experience specializing in system administration, Security information management, and I.T management. Proven expertise in engineering, configuring and administering cross - platform systems, and applications. Possess effective verbal and written communication skills, and have developed exceptional relationship with co-workers, management, and end users.

TECHNICAL SKILLS:

  • Microsoft Server 2008,2012,2016
  • Active Directory, MS Exchange
  • Hypervisor, VMware, VirtualBox
  • Office365, Office suite
  • Windows 7,8.1,10
  • Technical Documentation
  • Siem
  • Microsoft Azure
  • Symantec Antivirus
  • Linux, UNIX
  • Telnet, SSH
  • Cisco IOS
  • WireShark
  • Xen Virtualization
  • PowerShell
  • NIST 800: 53
  • DNS, TCP/IP
  • Microsoft ADFS,SharePoint
  • Microsoft SQL Server iOS,Android
  • Microsoft Office suite

PROFESSIONAL EXPERIENCE:

Confidential, Herndon, VA

Senior System Administrator/ Security Analyst

  • Responsible for top tier administration, troubleshooting, and maintenance of windows 2008, 2012, 2016 and 2019 servers.
  • Provide support for production Linux servers.
  • Perform system administration and maintenance for the corporate office and systems that live in the datacenter.
  • Install, configure, and troubleshoot ADFS, Exchange, SQL, RMS, and ADDS.
  • Build environments based on testing requirements.
  • Successfully design and implement a comprehensive change management within Engineering, QA, and Development teams.
  • Manage and administer Microsoft Azure, involved in configuring virtual machines, storage accounts, and license assignment.
  • Manage day to day activity of the cloud environment and support Confidential ’s private cloud running on Azure.
  • Provide on-site and remote support to over 30 senior level software developers.
  • Execute security scanning and the analysis of scan results on systems.
  • Support the Assessment and mitigation of system security threats and risks throughout the system life cycle.
  • Manage a continuity plan and configure backup for all servers and data to be replicated to an external source.
  • Provide technical understanding of security standards and solutions to stakeholders.
  • Hardening/Armoring of Linux and Windows systems using STIGs.
  • Manage and implement IAVAs on Linux and Windows systems.
  • Track progress of system scans, vulnerability testing, and system hardening assessment.
  • Execute security testing and evaluation to ensure the correct implementation of security requirements.
  • Implement patch management system to push critical windows update to both corporate as well as test environments.
  • Improve IT infrastructure by converting physical servers to virtual and enhanced scalability by replacing old equipment and configuring new servers.

Confidential, Chantilly, VA

IT Manager

  • Administered and maintained Active Directory, WSUS, Exchange, SharePoint, and SQL.
  • Performed system administration and maintenance for the corporate office and systems that lived in the datacenter.
  • Migrated corporate user accounts to Office 365.
  • Deployed operating system updates, software patches, and hardware upgrades.
  • Provided Tier 2 and 3 end-user support to 100+ corporate and remote users.
  • Installed, configured, troubleshot, and resolved issues with SAN.
  • Handled and approved annual IT budget and ensured cost effectiveness.
  • Responsible for management of corporate networks including corporate headquarters and remote offices in Florida and New York.
  • Managed and trained junior IT staff.
  • Designed, developed, and managed site content and capabilities as well as provided daily onsite maintenance to existing client portal sites.
  • Trained end users on lists, libraries, pages, publishing, web parts, importing, exporting, navigation, etc. SharePoint features during project deployments and with ongoing support.
  • Provided direct support to executive team.

Confidential, Herndon, VA

System Administrator/Junior Security Analyst

  • Provided engineering support for more than 50 senior level developers.
  • Provided support for the QA department.
  • Performed (PC & server) hardware installation, and repairs.
  • Performed Software installation and support for Windows 7, 8.1 and 10 and Windows server 2008, 2012 and 2012R2.
  • Monitored application health, diagnosed problems, and acted to fix and improve application integrations.
  • Provided support and configured ADFS, Active Directory, DNS, DHCP, BES, SQL, and Exchange.
  • Applied patches and updates to systems and applications.
  • Redesigned QA test environments to provide redundancy, encryption, and redistribution.
  • Provided support for in house VOIP telephony system.
  • Ran System Scans and vulnerability assessments.
  • Replicated all issues and software bugs reported by vendors; escalating the issue to QA and Dev teams.
  • Identified security risks and vulnerabilities within different networks and computing systems.
  • Recommended security solutions and assisted in implementing solutions as needed.
  • Worked with Network Engineers and server Admins to identify network security issues and recommend solutions and/or implement solutions.

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