Network Administrator
Total years of experience :5 years, 11 Months
Deploying Routers & Switches on the network, configure and establishes network specifications by conferring with users; analyzing workflow, access, information, and security requirements; designing router administration, including interface configuration and routing protocols, Secures network by developing network access, monitoring, control, and evaluation; maintaining documentation.
•Back-up, reconfigure, rebuild network devices during crash recovery or configuration changes
•Implement VPN tunnels, configure VLAN Trunking Protocol and spanning tree protocol
•Configure inter-vlan routing and multilayer switching, configure NAT / PAT
•Troubleshooting LAN and VLANS, Spanning-Tree, VTP, DNS, DHCP, GRE Tunnels.
•Plans, implements, and supports the network and computing infrastructure plan
•Supports Windows servers technologies, vmware and helps to resolve complex problems.
•backup, security management, user account management, e-mail systems including e-mail web server, internet access, office systems and applications support as well as VOIP issues
•Supports server, network and desktop hardware, software and applications.
•Rolls out hardware and software to ensure optimal deployment of resources
•Manage incident within SLA’s, Analyze recurring system issues and finding permanent solutions.
•Troubleshooting VPN connectivity issues, Video conn support. Vlan-tagging
•Configure PABX and PSTN thru Graphical User Interface pointing to Linux
•Proactive management of network infrastructure to ensure continuous network operations.
•Perform hardening of network devices as IT security policy
•Design, develop and recommend technical solutions that will optimize current network, increase redundancy and add flexibility to the existing infrastructure
Investigate potential security threats to server as well as server vulnerabilities
•Global ITO - Support Bit9, Security GSOC, Anti-Virus,
•Securing Network by cascading potential threats and vulnerabilities
•Analysis & validation of security alert/case
•Whitelisting, change and incident ticket handling process
•Handled project account verification for active directory
•Global AV Support Team Bulgaria Alcatel-Lucent / Endpoint threat management
•Verifying IDS detection if its true/false positive or negative analysis
•Security GSOC verification, investigate for proper channeling
•Create task for the network team to verify the exact location of the User as to FQDN
•Coordinate with the different teams in order to resolve issue on the task per ticket
•Scanning of network for compliance purposes to be followed
Support end-users with IT-related problems in a responsive and service oriented manner.
•Configure routing, switching and OSPF local network protocol within MPLS environment
•Setup, management, and maintenance of IT-related equipment.
•Monitor networks thru MRTG and backup jobs and ensure high level of completion success rate.
•Manage time and projects effectively.
•Help put processes in place to maintain a stable network environment
•Assist the IT Head with project work to grow the technology infrastructure of the organization.
•Troubleshoot, install, and implementation of systems.
•Ensure data integrity with regard to our fixed asset inventories.
•Provide input and recommendations to the organization surrounding hardware and
software technologies and how these technologies can assist the business being especially
proactive with new technologies.
•Develop and monitor performance levels of software and hardware and evaluate, recommend,
and propose alternative methods of information processing.
•Develop and maintain information architectures (data, application, network) ensuring the
system is on-line daily.
•Maintain hardware and software maintenance agreements to ensure integrity of operations processes.
•Configure & Install VMware for Failover and backup of the system
•Follow best practices on confidential, integrity and availability of the network data structure
•Verify backups are working. Before making any changes to your production system
Megatalking Online
•Deploying Routers, Switches& Firewall on the network, configure and establishes network specifications by conferring with users; analyzing workflow, access, information, and security requirements
•Configure inter-vlan routing and multilayer switching, configure NAT / PAT
•Install vlan, vlan-tagging, VTP, trunk-ports, port ether-channel, port security, switch-ports, Internal gateway protocol, HSRP, span Configure inter-vlan routing and multilayer switching, configure NAT / PAT spanning-tree protocol,
•Manage, support and troubleshoot network issues and problems determine the factors that cause problems in the network as well as the impact on end users
•Check on network VLAN and monitor internet connections thru network analyzer tools
•Develop and maintain installation and configuration procedures of the network
•Monitor network performance on daily basis thru MRTG
•Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups
•Install new / rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements
•Perform daily backup operations, ensuring all required file systems and system data are successfully
•Provide support per request from various end-users, Investigate and troubleshoot network issues
•Repair and recover from hardware or software failures. Coordinate and communicate with impacted constituencies
•Apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities. Configure / add new services as necessary
•Verify backups are working. Before making any changes to production system, checking that backups are working. just want to make sure you have selected the right backup location
•Check disk usage. Delete old logs, emails, and software versions no longer used. Keeping system free of old software limits security issues, check usage if exceeding 90% of disk capacity
•Update OS Many of these fix important security issues. update systems daily . management service or auto-updates enabled, review OS for any critical security updates. Get on the mailing list for OS.
•Perform ongoing performance tuning, hardware upgrades, and resource optimization as required. Configure CPU, memory, and disk partitions as required
•Maintain data center environmental and monitoring equipment
•Configure & Install VMware for Failover and backup of the system
•Check configuration on firewall ASA 5505 as well as the NAT/PAT configuration thru GUI.
Manage, support and troubleshoot network issues and problems
•Determine the factors that cause problems in the network as well as the impact on end users
•Check on network VLAN and monitor internet connections thru network analyzer tools
•Support end-users with IT-related problems in a responsive and service oriented manner.
•Setup, management, and maintenance of IT-related equipment.
•Monitor backup jobs and ensure high level of completion success rate.
•Help put processes in place to maintain a stable network environment.
•Assist the IT director with project work to grow the technology infrastructure of the organization.
•Assist with the troubleshooting, installation, and implementation of systems.
•Ensure data integrity with regard to our fixed asset inventories.
•Develop and monitor performance levels of software and hardware and evaluate, recommend, and propose alternative methods of information processing.
•Develop and maintain information architectures (data, application, network) ensuring the system is on-line daily.
•Maintain hardware and software maintenance agreements to ensure integrity.
Technical Support (6 Months)Oct. 2006 Apr. 2007 Electroworld
•Installing hardware and software systems
•Maintaining or repairing equipment
•Troubleshooting a variety of computer issues
•Setting up computer security measures
•Configuring computer networks
Installing hardware and software systems
•Troubleshoot Network Issues and internet connection problems
•Maintaining or repairing equipment
•Troubleshooting a variety of computer issues
•Setting up computer security measures
•Configuring computer networks
IBM Philippines) Project Based
•Maintain, troubleshoot and expanding a high performance global network
•Implement advanced cisco routing protocols BGP & OSPF
•Utilize expert protocol analysis tool for troubleshooting one of this is wireshark
•Design, develop and recommend technical solutions that will optimize current network, increase redundancy and add flexibility to the existing infrastructure
•Responsible for participating in network audits and developing remediation solutions
•Document network designs and solutions, develop and maintain network diagram and network solutions
•Assist in establishing technical direction for all networking technologies
•Assist to establish best practices and policies for installing, configuring, maintain and troubleshooting network devices
•Plan and coordinate installation of in-house and remote hardware and software across IBM client network
•Conduct research and make recommendations on network products, services, protocols & standards in support of network procurement and development efforts
•Assess and administer all network equipment, hardware and software upgrades
•Implement firewall IPS as well as Security, software’s updates and core hardware
•Implement engineering standards & guideline templates, prepared detailed site designs for network
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