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Networks & Security Administrator Resume

OBJECTIVE:

  • Results driven IT professional with years of versatile experience in network administration, design and integration. Seeking a senior role directly responsible for managing mission critical servers, storage, network infrastructure (switches, firewalls, routers) and maintenance of employee computers with a reputable firm. Looking to further develop and apply MBA skills to manage IT resources as well as technically challenging projects.

PROFESSIONAL EXPERIENCE

Confidential

Networks & Security Administrator

Responsibilities:

  • Design, implement, monitor and maintain a large multiple site network.
  • Lead projects assigned to the networking unit and provide support to cross functional projects.
  • Serve a primary contact for all college infrastructure projects or those requiring interaction with messaging or directory services (including SharePoint/Lync servers).
  • Display solid understanding of Layer 2/3 switching architectures and familiarity with Layer 4 - 7 switching concepts (VLAN, QoS, PoE, tagging)
  • Manage the day to day work of two analysts by assigning and following up on tasks.
  • Mentor and promote knowledge sharing among staff to assist their professional development.
  • Experience configuring and maintaining routers
  • Display experience with installing and configuring DNS, building and managing firewalls, wireless LAN controllers/AP’s, as well as configuring or maintaining routers.
  • Manage projects requiring effective liaising between System Integrator and internal resources.
  • Respond to off-duty calls to support systems questions or production problems.
  • Network and security administration, project management, budget preparation, documentation, assist CIO with staff planning, training and counseling.
  • Administration, troubleshooting and support of enterprise wide wired/wireless networks, authentication services, network management and monitoring systems.
  • Convey superior troubleshooting skills with LAN/WAN, storage area networks, servers, thin clients, networked and web applications.
  • Provide proactive service maintenance (tuning and optimization), monitoring and administration of network appliances including firewalls, IPS, load-balancers and VPN, DNS, DHCP and IPAM.
  • Reveal experience with scripting, configuring and upgrading network equipment.
  • Display proficiency with switching and Internet networking, management and security protocols.
  • Establish experience with routing/switching technologies, TCP and application architecture.
  • Demonstrate possession of excellent interpersonal, organizational and communication skills.

Confidential

Networks & Security Administrator

Responsibilities:

  • Deployment of edge/access layer replacement switches using l2 cisco catalysts.
  • Redesign of core/distribution layer LAN switching using l3 cisco catalysts.
  • Active directory upgrade from Windows Server 2003 to Windows Server 2008 R2.
  • Remediation tasks in support of network assessment performed by third party network service provider/systems integrator.
  • Remediation tasks in support of AD/Exchange assessment performed by third party network service provider/systems integrator.
  • Design and implementation of on-premise IM/Conferencing solution using Lync Server 2010.
  • Review and upgrade of ISCSI-SAN/Virtualization solution using Citrix XenServer 5.5 and HP/LeftHand P4500 6TB SATA Storage System.
  • Managed project to migrate Exchange 2007 email data for Alumni to Google Apps for Education.

Confidential

Networks & Security Administrator

Responsibilities:

  • Windows 2000/2003/2008 Server Operating Systems, IIS, MS Clustering, Active Directory, Networking (TCP/IP, WINS, DNS, DHCP).
  • Windows Operating Systems and security (System/Network/Application Hardening)
  • Email (Exchange 2003-2007) - mobile computing (RIM/Droid/IPhone)
  • Spam/Content filtering (Google/Postini)
  • Blackberry Enterprise Server (4.1/5.x)
  • E-Mail Security (Encryption, signing, digital certificates)
  • Networking: (Cisco switch-Catalyst 4507, router-3845/2821, firewall-ASA 5520)
  • FC SAN technology (EMC CLARiiON Cx300), EMC Navisphere Management Suite, Brocade silkworm switch, HBA's), monitor/performance-tune components
  • Monitoring of SAN and node connectivity for performance and efficiency
  • Ensure data protection on SAN
  • Backup/Recovery (EMC NetWorker)
  • Allocate LUN and RAID groups as needed (provisioning of CLARiiON networked storage systems)
  • Patching (WSUS 3.0 s/p 2 - migrate to System Center Essentials 2010)
  • Virtualization Technology (VMWare ESXi 3.5/4.x)
  • Physical-Virtual Server Build/conversion (P2V)/Monitoring
  • PCI compliance & audit remediation
  • Remote Desktop (Terminal) Services
  • Knowledge of commonly used scripting languages for Windows (Windows PowerShell, VBScript)
  • Application install/support/troubleshooting
  • Technical documentation skills

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