CHRISTIAN KIYOKO
Hurst,Texas
Summary
Network Engineer / Network Administrator / NOC Technician
Energetic network administrator with the drive and determination to resolve complex networking issues. A dedicated team player and problem solver known for resourcefulness, passion, and creativity in addressing issues related to building network infrastructures and information technology. Proficient in network architecture protocols, server maintenance, and data communications. A bound full of exposure and experience in Layer 2 and Layer 3 Switching, VLAN Management, and Quality of Service (QoS). Hands-on experience on Cisco's IOS, TCP/IP and Spanning tree Protocols, Voice VLAN configuration, CDP, VTP, and Switch Port security. Applies technical expertise and diagnostic abilities toward solving problems to meet user needs
Overview
3
3
years of professional experience
Work History
Network Support Specialist
Spectrum VoIP
08.2022 - Current
- In-depth understanding and practical knowledge of networking systems such as switches, firewalls, routers and wireless devices.
- Network performance monitoring.
- Layer 2 and layer3 technology : configuration and monitoring.
- Troubleshooting networking issues.
- Experience utilizing routing protocols such as EIGRP, OSPF, BGP and MPLS.
- Experience implementing security technologies such as Access Control Lists, RADIUS, IPSEC, IPS, etc.
- Broad knowledge of different LAN and WAN technologies.
- Solid understanding of Cisco best practices concerning voice and data networks.
- Able to create and maintain detailed network documentation.
- Knowledge of data protocols, IT architectures, networking standards and security best practices.
- Network routing and switching.
- Applies security patches and firmware updates (Software/Hardware).
- On call support.
- Basic Windows and/or Linux.
- Strong written and oral communication skills.
- Ability to work independently, prioritize tasks, and meet deadlines in a fast-paced environment.
- Strong analytical and problem-solving skills.
- Ability to lift 40 pounds overhead.
VoIP Analyst
Spectrum VoIP
07.2021 - 08.2022
- Experience with IT ticketing systems (e.g., ServiceNow, Zendesk).
- Strong Customer Service and technical support background.
- Managed approximately 40 incoming calls, emails, and faxes per day from customers
- Installed, configured, and supported new hardware and software infrastructure for PBX and voicemail systems.
- Provides tier support across organizations.
- Provide remote customer support for Network/Data services and solutions.
- Interact and escalate issues with Spectrum VoIP vendors and third-party groups.
- Perform basic configuration of firewalls.
- General knowledge and ability to provide day-to-day support for data network infrastructure supporting voice, data,video conferencing, unified communications and collaboration systems, and customers.
- Configure, update or troubleshoot carrier-side routing and forwarding of DIDs.
- Accurately identify the stage of the customer account lifecycle and triage requests to the appropriate department.
- Maintain detailed records of customer interactions, and reported issues.
- Ensure responsibilities are covered/transitioned at the end of the shift.
- Performs other duties as requested by supervisor.
Education
BS- Mathematics/ Statistics -
UNIVERSITY OF TEXAS AT DALLAS
Richardson, Texas06.2021
Skills
- Network Hardware: Routers, Switches, Firewalls, Wireless Controllers
- Networking/Protocols: Strong knowledge of TCP/IP, Subnetting, IP addressing, Ethernet, Fast Ethernet, Gigabit, 10G, Mac Address, ARP, VLAN, Spanning Tree, 8021Q, ISL, VTP, 80211, Etherchannel, PAGP, LAGP, NAT, IPv4, IPv6, IP Summarization, VLSM, SIP,ACL, HSRP, TCP, UDP, Telnet, SSH, VPNs, TFTP, DHCP, DNS, SMTP, NTP,FTP
- Troubleshooting, configuration, and installation of WAN/LANs (TCP/IP, Token Ring, OSPF, EIGRP, RIP, BGP, NAT, PAT)
- Access control server configuration for RADIUS & TACACS
- Performed IP address planning, installation, configuration, testing, maintenance, and troubleshooting in complete LAN, and WAN environments
- Implementing network security controls like firewalls, intrusion detection systems (IDS), intrusion prevention systems (IPS), VPNs, and other security appliances
- Experience with LINUX operating systems
- Performance Tuning
- VoIP Systems, Remote Support,Wireless Networking and Virtualization Technologies
- Multitasking abilities,organizational skills, and attention to detail
- Adaptability,flexibility,decision-making,active listening,relationship-building, and task prioritization
- Fluent in English and French
Timeline
Network Support Specialist
Spectrum VoIP
08.2022 - Current
VoIP Analyst
Spectrum VoIP
07.2021 - 08.2022
BS- Mathematics/ Statistics -
UNIVERSITY OF TEXAS AT DALLAS
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