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System Security Administrator Resume

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Alexandria, VA

CAREER SUMMARY:

IT Professional looking position as Network Security (Tenable Network Security & Nessus)/Systems Support Engineer. Ability to learn and implement new skills quickly.

  • Excellent Understanding in Microsoft, Cisco and HP Products.
  • Result oriented, versatile Network Security Engineer who can develop positive relationships and manage projects across a wide variety of business parameters.
  • Ability to take ownership of work, including prioritizing, organizing, and managing multiple tasks required.
  • Systems scan, Analyze logs and take appropriate action, Patching, Blocking IP address,
  • IP packet analysis to determine network errors.
  • Extensive experience with LAN/WAN Internetworking.
  • Configuring Switches; IP routing, IP traffic management with access lists, TCP/IP sub - netting.
  • Using Cisco Call Manager Server, IVR/ICM script, Active Directory, and working on DNS, WINS, DHCP & MS Exchange Server environments.
  • Excellent documentation, communication, negotiation, interpersonal and business skills.
  • Ability to manage, high-pressure situations to help minimize downtime.
  • Highly motivated at multitasking in a fast-paced, high-stress environment using solid organizational skills with emphasis on detail, follow-up and problem resolution.
  • Excellent analytical, oral, written, communication skills.
  • Effective team player with excellent problem solving abilities, quick learner, easily adaptable to new environment with meticulous nature and a persevering attitude with strong technical skills.

TECHNICAL SKILL SET:

Operating Systems: Cisco IOS, Linux / UNIX / Solaris, Windows NT / 2000 / XP / 2003

Ticketing Systems: Remedy, Magic, CA Unicenter Desk Manager

Microsoft: Windows Server Update Services, Systems Management Server, Baseline Security Analyzer, MS Exchange 5.5, MS Proxy Server, Active Directory, DHCP, DNS, VPN, RAS, Terminal Services, MS Cluster, Windows client/server technology.

Technology/Protocol: TCP/IP, IPX, UDP, RIP, IGRP, EIGRP, OSPF, BGP, SMTP, SNMP, VLANS, VLSM, VTP/Spanning Tree, Access List, CIDR, Ethernet (10, 100, Giga), 802.11b, ATM, Frame Relay, VPN, FTP

VOIP: Cisco Call Manager, Unity, IVR/ICM Scripting, IP Telephone.

LAN/WAN Technologies: Ethernet, Frame Relay, X.25, VLAN

Security: Firewall (Cisco PIX 501,506,515,525), PIX, Access Lists, SSH, IPSEC, 3DES, RAIDIUS/TACACS

Network Management: SNMP / DNS

Hardware: Cisco Switch, Ethernet, Hubs, HP 8100, 4500, 4600 series printers, Dell/IBM desktop/laptop computers, CISCO Routers.

Software Packages: Citrix, MS Office Suite, Lotus Notes 5.x, 6.x, MS Visio 03, BrigtStor ARCserve backup software, Altiris/Magic/Microsoft Remote Assistance, Norton/McAfee Anti-Virus, McAfee Virus Shield, Symantec Ghost Corporate Edition

PROFESSIONAL WORK EXPERIENCE:

Confidential

System Security Administrator

Responsibilities:
  • Creating/Managing user accounts and groups in a large (~35,000 users) in Microsoft Active Directory 2008 multi-domain environment as system security administrator.
  • Performing systems scan using Tenable Network Security & Nessus scan, analyzing scan repots and configuring/patching/updating vulnerabilities.
  • Performing the systems scan using MS Baseline Security Analyzer, analyzing scan repots and configuring/patching/updating vulnerabilities.
  • Performing Unisys Security Logs review: user login and violations using Depcon and Security Management tools on Windows SharePoint Server.
  • Auditing user events and failed login details as eTrust Audit administrator.
  • Creating/Managing user accounts and groups in SUN LDAP on SUN Web Server as system security administrator.
  • Approving user server access as system security administrator.
  • Back-up system security administrator for IBM and Unisys mainframes.
  • Supporting the implementation of antivirus tools such as McAfee Anti-Virus.

Confidential, Alexandria, VA

Network Engineer

Responsibilities:
  • Performed military base-level communications coordination efforts telephonically in support of hardware and application implementation, address security issues as identified, and maintain the appropriate information in the automated trouble ticket system.
  • Performed the systems scan using MS Baseline Security Analyzer and Retina Network Security Scanner, and then analyzed scan results.
  • Supported the implementation of antivirus tools such as Symantec Anti Virus.
  • Assisted user in the deployment of Symantec and the most recent definitions.
  • Depth-knowledge of installing and analyzing logs of Intrusion detection systems.
  • Identified infrastructure requirements and require facility personnel to install infrastructure components as directed by the Project Manager.
  • Provided telephonic support to installation team during the implementation of new software and hardware components.
  • Managed and creating user and computer accounts, reset password and other admin tasks in Active Directory 2003.
  • In-depth knowledge of all Cisco enterprise routing and switching platforms.
  • Ability to effectively implement and troubleshoot multiple IP routing protocols: IGRP, EIGRP, OSPF, BGP, RIP.
  • Installed/Configured Cisco VPN 3000/5000 Concentrators and Performed IP packet analysis to determine network errors and/or conflicts using Cisco VPN 3000 concentrator series manager and Cisco Works.
  • Monitoring/Maintain LAN and WAN connectivity with Frame Relay Traffic, T1, ISDN and ADSL.
  • Worked with Ethereal sniffer to test links either up or down.
  • Performed troubleshooting of issues that occur during and after implementation.
  • Telephonically support the user community by troubleshooting network connectivity issues with base facility infrastructure teams.  (Centralized dial devices, routers, firewall administration devices using IPSec IP protocol 50, ISAKMP UDP port 500, NAT-T UDP port 4500 and firewall client configuration/troubleshooting)
  • Followed procedural guidelines to respond to and/or research customer problems.
  • Provide network-engineering support for additions, relocations, upgrades, and removal of DEERS and RAPIDS systems and servers.
  • Used CA Unicenter Desktop and Server Management tool to diagnose, Windows services and inventory (hardware, software, IP & MAC address, Settings and updates) for client workstation.
  • Provided administrative support for a Cisco Unity, Call Manager server, install/add Cisco IP phone, create group and user account & voice mail and troubleshooting WebView Reporting in voice mail.
  • Developed\maintained IVR\ICM scripts used to route incoming calls to the DMDC Support Center help desk
  • Updated IVR script messages
  • Created\update ICM scripts to route calls to specific skill groups based on priority
  • Developed scripts to display site specific or user information to display on agent desktop associated with an incoming call
  • Created/updated Call flow using MS Visio
  • Strong customer service skills and experience with troubleshooting leased line problems. 

Confidential,  Bethesda, MD

System Admin

Responsibilities:
  • Maintained network security levels, address server security issues and applying appropriate security patches and upgrades on servers.
  • Managed and distributed updates on server and workstations using Windows Server update Services.
  • Supported the implementation of anti virus tools such as Symantec Anti virus.
  • Deployed anti virus updates, researching virus issues, logging virus events, and troubleshooting virus issues.
  • Performed and Analyzed systems scan results using MS Baseline Security Analyzer.
  • Performed systems scan using Nessus Security Scanner and Security Administrator's Research Assistant (SARA) and Symantec Anti virus.
  • Understand, review, and compile technical and administrative security plans, policies for Business Process Improvement.
  • Used Altiris on daily bases to remotely connect the user’s computer to install software and perform trouble-shooting in Windows XP Pro and Windows 2000.
  • Installed/Configured/Trouble-shooted Citrix on Server and client end.
  • Managed and creating user and computer accounts, reset password and other admin tasks in Active Directory 2003.
  • Worked with CISCO switches and Trouble-shooting network problem with TCP/IP
  • Troubleshooted and resolve technical support issues for customers utilizing xDSL, ISDN, Wireless and VPN technologies.
  • Responsible for supporting field employees to remotely accessing the network via VPN, DSL, Cable, Dial-up.
  • Installing/Troubleshooting database (IMPAC II) and VEDS, AMBIS, Oracle Jinitiator (SF-52) applications.
  • Technical support in all aspects of configuration, installation, and trouble-shooting for home office network installations. (Levels one and two support)
  • Used Remedy and tools such as AR Migrator.
  • Resolved network escalations from Tier 1 and Tier 2 help desks.
  • Responsible for the Software License Management in compliance with department’s policies.
  • Maintained relations with outside vendors and negotiated service contracts.

Confidential, Fairfax, VA

IT Support Specialist

Responsibilities:
  • Involved in implementation of BGP Multi-homed environment.
  • Involved in implementation of Cisco PIX firewall.
  • Involved in configure and install Cisco routers, Switch, Firewall.
  • Monitor WAN utilization using MRTG and various network applications.
  • Implement deployment and standardization of computer systems throughout the company.
  • Configured/troubleshooted VPN Nortel and wireless connection.
  • Configured TCP/IP setting on multiple computers to participate on the network.
  • Installed/troubleshooted applications/software from server and media (SAPGUI, MS SQL Server 2K, Oracle, MS XP and Office Suite).
  • Troubleshooting email accounts and outlook in MS Exchange 5.5.
  • Supported/Troubleshooting hardware/software/MS Office suite/Lotus Notes.
  • Received & completed tickets in Remedy.

Confidential, Washington, DC

Network Admin

Responsibilities:
  • Disk space monitored and file system administrator.
  • Installation of all software applications and operating systems on the Servers and Workstations.
  • Technical support & information help desk.
  • Disaster Recovery and Business procedure development.
  • Maintained network security levels, address server security issues and applying appropriate security patches and upgrades on servers
  • Managed and distributed updates on server and workstations using Windows Server update Services.
  • Supported the implementation of anti virus tools such as McAfee Anti Virus
  • Provided training to user regarding security and Updates.
  • User management and trouble shooted UNIX users.
  • Maintained system tape backups and performed system file restoration using DLT tapes and BrigtStor ARCserve software.
  • Involved with integration of applications such as LDAP for authentication
  • Installed patches on severs and desktops
  • Configured/troubleshooted VPN Nortel and wireless connection.
  • Troubleshooted in Switch/ Patch panel/Drop box/ Network cabling.
  • Managed and created user and computer accounts in Active Directory 2003 and User Manger NT 4.
  • Deployed images with Norton’s Ghost, BIOS and firmware updates
  • Received and completed tickets in Magic and Remedy.
  • Created, managed, troubleshot email accounts and outlook in MS Exchange 5.5.

Confidential, Chantilly, VA

Network Admin

Responsibilities:
  • Troubleshooting network problem with TCP/IP and maintained TCP/IP links.
  • Monitored host based intrusion detection through tripwire for servers and network devices.
  • Researched virus issues, logging virus events, and troubleshooting virus issues.
  • Applied appropriate security patches and upgrades on servers, workstations, and laptops.
  • Configured/troubleshooting VPN Nortel and wireless connection.
  • Expert in all aspects of IP and Ethernet/Token Ring/FDDI networking (such as packet processing and protocols).
  • Involved in implementation of new fully redundant campus LAN consisting of Cisco 6509, Cisco 4006, and Cisco 3524 switches.
  • Provided administrative support for a Cisco Unity, Call Manager server, install/add Cisco IP phone, create group and user account & voice mail and troubleshooting WebView Reporting in voice mail.
  • Managed multiple projects dealing with network configuration, Lab design and implementing IDS systems.
  • Understanding different vulnerability, blocking suspicious IP, customizing signatures.
  • Responsible for testing and evaluation of new network technologies and hardware.
  • Managed corporate IP addressing, aggregation and sub-netting.
  • Involved with integration of applications such as LDAP for authentication
  • Researched and prepared requirements and feasibility reports for various networking and desktop products to be purchased by IT Services.
  • Installed and configured security tools such as tripwire.

Confidential, Ashburn, VA

IT Support Specialist

Responsibilities:
  • Manage backups using Backup Exec, Setup and configure remote Access for remote users.
  • Install and configure servers for SNA, print, and SQL. Configure and update virus DAT as required.
  • Administer user accounts and permission for Microsoft Exchange server.
  • Isolate and diagnose network problems, involving TCP/IP, DHCP, DNS, and WINS.
  • Install, upgrade, and configure network printing, directory structures, rights, security, software, and files services.
  • Supervise and coordinate department moves. Execute disaster recovery tests.
  • Deployed images with Norton’s Ghost, BIOS and firmware updates
  • Did backup user data and settings with the help of migration utility on the server.
  • Responsible for deleting system from CCM Servers and ensuring the release IP address from old systems (Windows 98/NT/2000).
  • Installed new PCs and joined computers to the domain.
  • Added users as local administrator.
  • Installed CCM client, software and user applications.
  • Restored user data and settings with the help of migration utility, and outlook configuration on new systems (Windows XP Professional).
  • Troubleshot during these tasks. Resolved issues like Logoff Now prompt does not appear when installing software, Access Violation Error, Internet Explorer shuts down when clicking on a link, corrupted Email files, no Email appears in outlook after successfully started and do not open Exchange Email folder.

Confidential, Vienna, VA

Network Associate

Responsibilities:
  • Member of a group responsible for the upgrade LAN Infrastructure.
  • Configured and designed the networks using Visio software.
  • Performed research and development in testing a variety of products for use in the future includes Network design
  • Worked with a sniffer to test links either up or down
  • Replaced and added new cards in to a switches as needed
  • Working with a team of 2 engineers to migrate ML staff to newly acquired floors
  • Worked as both, a move, add and change (MAC) LAN coordinator and also as a core Network Analyst, providing for all of our clients network needs
  • Responsible for Memory and System upgrades.
  • Responsible for troubleshooting of hardware peripheral and network problems.
  • Cabled and maintained Internet connection for demo systems.
  • Maintained/Troubleshooting in Switch/ Patch panel/Drop box/ Network cabling.
  • Answered and resolved any technical support (hardware, software & network) requests.

Confidential, Fayetteville, NC

Assistant Network Engineer

Responsibilities:
  • Responsible for providing IT assistance to faculty and staff in the support and maintenance of desktop computing and network installations.
  • Assisted network team with maintained/troubleshooting in Switch/ Patch panel/Drop box/ Network cabling.
  • Repaired and maintained HP Laser jet printers.
  • Assisted students with UNIX.
  • Configured and troubleshot to Lotus Notes.

Confidential, Vienna, VA

IT Support

Responsibilities:
  • Developed a prototype project for Fairfax County to maintain community history database in MS Access.
  • Developed a prototype project mailing address database for Fairfax County.
  • Was a member of team that provided supports/services for server systems and also supported the operating systems, troubleshoot networking, hardware and application issues.
  • Installed and configured Lotus Notes and several other applications software.
  • Upgrade and build computers for users as requested.
  • Image and re-image users’ desktops and laptops using ghost software.
  • Resolve problems related to the Internet (including TCP/IP issue), our telecommunication network, system software, and associate brokerage applications.
  • Build, configure, install, and support computer networks with Windows NT/2000/XP Workstations environment.
  • Integrate new hardware and software with existing systems to provide total solutions with assigned budget parameters.
  • Develop and setup a first and second level Help desk department
  • Remote software installations utilizing Win install, Remote desktop.
  • Setup, configure, and troubleshoot Internet Explorer 4.0/5.5/6.0 and Outlook2000/XP/2003.
  • Upgrade and troubleshoot printers such as fuser kit, drum, and rollers

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