OSCAR JOHN N. AROLFO

Email Systems Administrator (4/11 to 6/11)

·              Tier 2, Enterprise Messaging Support and Administration.

·               Supported 70,000 plus users in an Email Help Desk environment within the agency of U.S. Customs and Border Protection.

·              Primary responsibilities are focus on customer service, IT support of services, and applications via a call center facility.

·              Daily monitoring of Exchange server’s performance and storage availability.

·              Troubleshooting are performed using remote access tools and telephone.

·              Technical support administration on MS Exchange, Outlook, and Blackberry.

Ø      Consultant for U.S. Customs & Border Protection – ENTS/NLECC WNOC

1900 Lakemont Ave., Orlando, FL 32803

Telecommunications Specialist (10/09 to 4/11)

·              Responsible for coordinating operations between local vendors and technicians, performing repair services, and assisting in the operation and troubleshooting of various systems as well as testing & assisting in the implementation of newer equipment.

·              Installed, tested, maintained and modified the local area network (LAN) and wide area network (WAN) used to support the Agency's line and administrative program responsibilities

·              Redesigns network infrastructure in response to changes in network technologies or network requirements.

·              Maintained network hardware and software, analyze problems, and monitor networks.

·              Installed and managed all Microsoft Updates and Patches on Servers and computers using Microsoft WSUS.

·              Performed backup and restore using Symantec Backup Exec System Recovery Manager.

·              Oversee testing and implementation of new network architectures.

·              Performed DIU migration from CIU (analog) LMR that involves implementation of modernized Land Mobile Radio system meeting the P25 TIA-102, narrowband, and advanced encryptions standard requirements for all CBP radio sites.

·              Designed, monitored and maintained the network for the Land Mobile Radio (LMR) network. 

·              Monitored and troubleshoots all the V.24 digital circuits outages on SolarWinds. Create, manage, and coordinate control requests with various Service providers.

·              Engaged in assisting/leading of HUB equipment installs, programming, configuration, operations, maintenance, and repairs of circuits and peripheral equipment.

·              Responsible for drafting and submitting reports relevant to the daily operations of Wireless Network Operations Center (WNOC). 

·              Execute extensive troubleshooting using Motorola voice/data transmission test sets, Digital Voice Modems, Console Interface Units (CIU), and CENTRACOM Gold Series Consoles.

·              Accountable for monitoring alarms and warning systems; and properly maintaining records on down times, outages, updates, and repairs using Foot Prints, and local applications.

·              Ensures that the base station or mobile unit two-way radio communication is maintained continuously between officers and other law enforcement/public safety Agencies.

·              Demonstrates continuous effort to improve operations, decrease turnaround times, streamline work processes, and work cooperatively and jointly to provide quality seamless customer service.

·              Work under pressure, handling significant problems or tasks which come up simultaneously or unexpectedly.

·              Effectively build, install, and maintain custom wiring for network and LMR equipment.

Ø      Consultant for U.S. Customs & Border Protection – Field Support/Southern California           380 World Way, Los Angeles, CA 90045    

Field Technology Officer (2/09 to 10/09)

·              Responsible for maintaining network efficiency, ensuring that all of the components, including computers, network, and software work properly together.

·              Provided technical support on all laptops, desktops, and servers for USCBP at Los Angeles Airport (LAX) and other remote locations.

·              Troubleshoot problems reported by users and network monitoring systems, make recommendations for future system upgrades.

·              Responsible for the acquisition, installation, maintenance, and usage of USCBP systems.

·              Performed duties that pertain to policy and planning, security, systems analysis, applications software, operating systems, network services, data management, internet, systems administration or customer support.

·              Managed and analyzed system performance and maintains system security; Ensures that security procedures are implemented and enforced

·              Troubleshoots and resolves complex problems to ensure minimal disruption of mission-critical applications; Updates software specifications; Establishes policies and procedures regarding access methods and time, security validation checks, and documentation

·               Maintains fault-tolerant systems and manages system backups.

Orange County Government (BCC) – Florida, 9150 Curry Ford Road, Orlando, FL 328254/02 to 2/09

Network Operations Specialist

·              Designed, installed, and configured VMware ESX (3.4), ESXi, vSphere 3 environments with Virtual Center (VCenter) management, Consolidated Backup, DR, HA.

·              Build, configured, and deployed VMs and templates.  Completed Physical-to-Virtual (P2V), Virtual-to-Virtual (V2V) and Virtual-to-Physical (V2P) migrations of Windows NT, 2000, and 2003 servers.

·              Created the ESX test environment and plans, and handled communication with the business units. The project also included the upgrade of multiple mission critical NT4 member servers using ESX server and P2V to prevent downtime and production outage.

·              Performed provisioning, configuration, and maintenance of Dell/EMC SAN Systems.

·              Installed and setup Redhat Linux and Windows Servers on EMC SAN with PowerPath.

·              Configured and allocate Storage requirements on CX-500 and CX-300 Clariion.

·              Setup all Dell/EMC Environments with virtualization. Configured PowerPath, Zoning and LUNs via NaviSphere. Setup monitoring tools.

·              Designed and implemented EMC Clariion SAN environments to ensure high availability and acceptable performance characteristics for VMware Virtual Infrastructure and SAN-backed applications.

·              Hands on experience in iSCSI, NFS, and Fiber Channel protocols, Fiber Channel cabling, switching, and zoning.

·              Active directory users and group management, NTFS security, disk quota management.

·              Troubleshooting Active Directory replication problems.

·              Designed and implemented NT 4 to Active Directory upgrade project, which involved an upgrade to Netware 6.5, migration to Nsure Identity Manager 2 synchronization technology, and implementing password synchronization between distributed directory services.

·              Designed and implemented enterprise file, print, and directory services migration from Netware 6.5 to Windows 2003 R2. This project involved replacing the enterprise and remote office file servers and file permissions to Windows file servers, migrating from iPrint to Active Directory-published printers, and reconfiguring Netware LDAP clients to utilize enterprise LDAP service.

·              Designed, installed, and supported computer systems on a LAN/WAN environment.

·              Responsible for the operation and maintenance of IT equipments in a multi-client server environment of the department's LAN/WAN.

·              Performed network hardware/software installations, performance tuning and network component integration.

·              Responsible for the migration of NT Domain to Windows Server 2003 and 2008 Active Directory, including migration to Windows XP workstations.

·              Migrated Novell Servers and clients to Microsoft Servers and workstations.

Merrill Lynch & Co., 101 Hudson St., Jersey City, NJ 07302  3/00 to 2/02

Systems Administrator

·              Provided technical support on desktops and servers for Global Equity Finance.

·              Performed systems and user administration on NT and Windows 2000 platform.

·              Responsible for Anti-Virus Deployment and Updates using SMS and NAI Management Console.

·              Performed migration of all Novell Servers and clients to Microsoft Servers and workstations.

Salomon Smith Barney/Consultant, 80 Greenwich St., New York, NY 10006     5/99 to 3/00

Sr. LAN Administrator 

·              Provided third level technical support for Trading floors.

·              Responsible for SSB Standard Operating Environment (SOE) rollouts and hardware/software upgrades.

·              Installed, configured and maintained NT Servers/Clusters and NT Workstations.

·              Performed backup-restore and other administrative duties under Windows NT and Novell platforms.

·              Migrated of Lotus Notes/cc:Mail to MS Exchange/Outlook. Including Y2K remediation.

Merrill Lynch & Co., WFC South Tower, New York, NY 10080      5/96 to 5/99

Network Administrator 

·              Responsible for acquisition, installation, upgrade, maintenance and support of a multiple Novell and NT server systems, desktops/ workstations, laptops, networked printers/queues.

·              Administrative responsibilities includes: Operating system support, server maintenance, user management, login scripts, backup systems, resolve LAN communication problems, documentation of server and desktop standards set by the department, configuration of Windows NT RAS-based remote access.

·              Installed, upgraded, evaluated and troubleshooting of server/desktop software packages.

Sequel Concepts, Inc., Hadley Rd, South Plainfield, NJ 07080     10/92 to 5/96

Communications/Technical Support Engineer 

·              Designed and engineered enterprise-wide LAN and WAN solutions.

·              Developed and documented cost-effective solutions to meet client requirements.

·              Provides assistance for clients throughout the enterprise network life cycle of design, implementation and support.

·              Performed integration, installation, maintenance, and monitoring of hardware and software performance including the growth of multiple LAN.

·              Prepared costing and procurement of computer products.

Philippine Long Distance Telephone Co., Makati, Philippines     6/87 to 9/91

Outside Plant Engineer

·              Planned, implemented and monitored all outside plant activities within the assigned area.

·              Conducted engineering studies required for the construction and maintenance of all the outside plant facilities.

·              Performed field survey, drafting, and preparation of construction estimates.

Relevant Coursework and Trainings:

·              Certified Information Systems Security Professional (CISSP), ExcellentTraining.com, Aug.12-16, 2013

·              Cisco CCNA Boot Camp v2.0, Global Knowledge, El Segundo, CA 90245, July 20-24/2009

·              Dell/EMC SAN Management, Austin, TX, Sep.11-14/2006

·              Managing a Microsoft Windows Server 2003 Environment, New Horizons, Orlando, FL, May 2-6/2005

·              Multi-Vendor Reading System (MVRS 5.1) Advanced Training, Itron, Tucson, AZ, Oct. 25-26/2003

·              Multi-Vendor Reading System (MVRS 5.04) Intermediate Training, Itron, Spokane, WA, June 17-20/2003

·              Implementing a Microsoft Windows 2000 Network infrastructure (2153), NiComp, Winter Park, FL, Aug. 19-23/2002

·              Deploying and Supporting Microsoft SMS 2.0, Computer Horizons, NY, May14-18/2001

·              Designing a MS Windows 2000 Directory Services Infrastructure (1561), August 7-9/2000

·              Updating Support Skills from MS Windows NT to Windows 2000 (1560), July 17-21/2000

·              MS Project: Creating and Managing Projects, Merrill Lynch, July 11-12/2000

·              Cisco Router Basic Configurations, Geotrain, New York City, August 3-7/1998

·              TCP/IP Internetworking and Protocols, Merrill Lynch, 10/97

·              Windows NT 4.0 Workstation & Server Administration & Support, Merrill Lynch, 6/97

·              CNE Training Program, Caddsco Institute, Somerset, NJ, 1994, CNE # 6475467

Technical Skills:

NOS/OS: Linux/Unix, Windows Server 2008 R2, Windows 7, Windows Server 2008/2003, Windows XP, Windows 2000 Adv. Server, Windows 2000 Pro, Novell 5.1, Windows NT Cluster Server Enterprise, SSB Intel SOE, Windows NT Workstation and Server 3.51/4.0,  Novell 3.x/4.x, OS/2, Windows 95/98, Windows for Workgroups 3.11, Windows 3.1, MS-DOS

Hardware: Motorola ASTRO 25 M-Core, Motorola ASTRO 25 Systems, BlackBerry Enterprise Servers, Dell/EMC SAN, EMC CX-500/CX-300, Brocade, Dell Servers and Desktops, Compaq, IBM, Gateway, PC Compatibles, Laptops/Notebooks, Token-Ring, Ethernet, Arcnet, 10 Base-T, MAUs, Concentrators/ Hubs, Frame Relay (Stratacom), Cisco Routers, Excel Switch, Modems, Channel Banks, DSU/CSU, Intel Printer Netports, HP Jet Direct Cards, IPX, TCP/IP, DHCP, DNS, Motorola, NICE Recorder

Software:  Motorola Key Management Facility (KMF), Motorola Private Radio Network Management Suite (PRNM), Motorola System Traffic Monitor Suite, Motorola ASTRO 25 and ASTRO Saber & XTS3000 CPS, ArcSight, Nessus, VMware/VCenter, NetApp/Data ONTAP, NetBackup, BlackBerry Enterprise Server Manager (BES), PowerPath, NaviSphere, Windows Active Directory, MS System Center Operations Manager 2007 (SCOM), MS Exchange System Manager, Windows PowerShell, LanDesk, Faxserver, Symantec Backup Exec, Vital POS Partner 2000, Dictaphone/Freedom, MS Office Suite, MS Project 4.0, Lotus cc:Mail / Mobile, Lotus Notes, Eudora, Dbase, PCTCP/IP 2.3/4.1, IBM Reflection, Rumba, Exceed, Netscape, MS Internet Explorer, Dr. Solomon Anti-Virus Toolkit, Novell LAN Workplace, NT Enterprise Administrator (EA), MS Exchange Administrator, Legato/Networker, Open Mail, MS Outlook/Exchange, Network Associates Anti-Virus Management Console, Remedy, Espresso, Maximo, Solarwinds, FootPrints, Oracle and MS SQL monitoring, IBM Tivoli Netcool/Omnibus, IBM Tivoli Monitoring Information Center, Provision, AppCritical, IBM BladeCenter Advanced Management Module, IBM Director, HP Opsware Network Automation

References are available upon request.