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Charles Marlin
Information Security Analyst
Norcross, GA, United States
Details
Education:
Georgia State University Perimeter College
Diploma
Telecommunications Technology/Technician
U.S. Army MSE Telecommunications-Electronics School
U.S. Army Single Channel Ground Air Radio Course Certificate
Telecommunications Technology/Technician
U.S. Army Single Channel Ground Air Radio School
Diploma
Telecommunications Technology/Technician
U.S. Army MSE Telecommunications-Electronics School
U.S. Army Single Channel Ground Air Radio Course Certificate
Telecommunications Technology/Technician
U.S. Army Single Channel Ground Air Radio School
Experience:
2021 : Present
First American
Information Security Analyst
Work in a 24x7 Security Operations Center on the 3rd Line Support Team. Our team is responsible for troubleshooting and resolving outages on a variety of firewalls and other security devices, to include, Cisco ASA, Palo Alto, Check Point, Fortinet, ForeScout, Aruba, F5, BlueCoat Proxy, Juniper and others. Provide RCA on repeating problems and for complex issues. Perform hardware replacements, software upgrades, threat mitigation. Also responsible for accepting new security devices into service on the network. Work with security equipment vendors for technical solutions to a large range of issues. Arrange and coordinate with customers, vendors and designers to complete complex work, hotfixes, troubleshooting, and other tasks during set maintenance windows.
2019 : 2021
BT
Security Systems Specialist - Cyber SOC 3rd Line
Built, configured and tested new inbound voice services for large multi-national customers as well as small customers on BT's Global Inbound Voice network. Configured voice services as well as special feature complex routing plans to include, PIN routing, Menu Routing, Time of Day Routing, Origin Dependant Routing, Load Balancing and Call Distribution, and several other complex routing features. Configured IVR services, SIP trunks and TDM trunks. Used CLI and WebUI tools to configure and test services on Ericcson AXE-10 switches and GenBand Media Gateways. Built and configured new services on BT's Next Generation Call Center platform. Tested and troubleshot to ensure service built correctly and any issues were resolved before handover to customers. Performed upgrades, changes, and ceases of Inbound Voice services and trunks. Provided 2nd Line support for outages and incidents involving Inbound Voice customers. Responsible for maintaining the customer Master Dial Plans as well as ensuring record accuracy in multiple databases.
2014 : 2019
BT
Network Technology Specialist (Ethernet, MPLS, Voice)
Performed configuration, implementation, testing and 2nd line support of BT’s Ethernet Connect Global private line Ethernet network. Worked at all levels of installation process. Tracked orders to ensure smooth flow through the order management system. Generated and applied base, customer and security configurations using CLI and WebUI on Alcaltel-7750 PE routers and ADVA-201 and ADVA-825 NTE devices. Performed extensive troubleshooting and testing of access circuits between BT’s Global P.O.P. sites and customer sites to complete installation using ethernet testing equipment and protocols. Mapped and configured ethernet services across BT’s MPLS Core Network. Perfomed end to end testing between customer sites across BT’s network. Worked daily with domestic and international carriers to sort out network issues and equipment compatibility issues ensure proper circuit delivery in a timely manner. Worked with customers to ensure that services were configured properly and working for them after handover. Worked with order managers and in country coordinators to ensure order accuracy. Maintained associated databases, keeping them up to date and accurate. Worked closely with teammates to ensure that we did the job right the first time.
2010 : 2014
BT
Ethernet Connect Global Technical Specialist – Ethernet Connect Global
MPLS Data network configuration and implementation. Performed circuit pre-testing, turn up and testing of new MPLS services to ensure customers services working to their satisfaction on BT’s IP Connect Global Platform. Generated base configs and applied them to customer CE Routers as well as adding customer configuration to PE routers. Performed migrations, in-flight changes and modifications, upgrades, downgrades and ceases. Performed conformance work configuring and bringing new Cisco 7200, 7300 & 10K PE routers into the MPLS network.
2005 : 2010
BT
MPLS Technical Specialist – IP Connect Global & Conformance
First American
Information Security Analyst
Work in a 24x7 Security Operations Center on the 3rd Line Support Team. Our team is responsible for troubleshooting and resolving outages on a variety of firewalls and other security devices, to include, Cisco ASA, Palo Alto, Check Point, Fortinet, ForeScout, Aruba, F5, BlueCoat Proxy, Juniper and others. Provide RCA on repeating problems and for complex issues. Perform hardware replacements, software upgrades, threat mitigation. Also responsible for accepting new security devices into service on the network. Work with security equipment vendors for technical solutions to a large range of issues. Arrange and coordinate with customers, vendors and designers to complete complex work, hotfixes, troubleshooting, and other tasks during set maintenance windows.
2019 : 2021
BT
Security Systems Specialist - Cyber SOC 3rd Line
Built, configured and tested new inbound voice services for large multi-national customers as well as small customers on BT's Global Inbound Voice network. Configured voice services as well as special feature complex routing plans to include, PIN routing, Menu Routing, Time of Day Routing, Origin Dependant Routing, Load Balancing and Call Distribution, and several other complex routing features. Configured IVR services, SIP trunks and TDM trunks. Used CLI and WebUI tools to configure and test services on Ericcson AXE-10 switches and GenBand Media Gateways. Built and configured new services on BT's Next Generation Call Center platform. Tested and troubleshot to ensure service built correctly and any issues were resolved before handover to customers. Performed upgrades, changes, and ceases of Inbound Voice services and trunks. Provided 2nd Line support for outages and incidents involving Inbound Voice customers. Responsible for maintaining the customer Master Dial Plans as well as ensuring record accuracy in multiple databases.
2014 : 2019
BT
Network Technology Specialist (Ethernet, MPLS, Voice)
Performed configuration, implementation, testing and 2nd line support of BT’s Ethernet Connect Global private line Ethernet network. Worked at all levels of installation process. Tracked orders to ensure smooth flow through the order management system. Generated and applied base, customer and security configurations using CLI and WebUI on Alcaltel-7750 PE routers and ADVA-201 and ADVA-825 NTE devices. Performed extensive troubleshooting and testing of access circuits between BT’s Global P.O.P. sites and customer sites to complete installation using ethernet testing equipment and protocols. Mapped and configured ethernet services across BT’s MPLS Core Network. Perfomed end to end testing between customer sites across BT’s network. Worked daily with domestic and international carriers to sort out network issues and equipment compatibility issues ensure proper circuit delivery in a timely manner. Worked with customers to ensure that services were configured properly and working for them after handover. Worked with order managers and in country coordinators to ensure order accuracy. Maintained associated databases, keeping them up to date and accurate. Worked closely with teammates to ensure that we did the job right the first time.
2010 : 2014
BT
Ethernet Connect Global Technical Specialist – Ethernet Connect Global
MPLS Data network configuration and implementation. Performed circuit pre-testing, turn up and testing of new MPLS services to ensure customers services working to their satisfaction on BT’s IP Connect Global Platform. Generated base configs and applied them to customer CE Routers as well as adding customer configuration to PE routers. Performed migrations, in-flight changes and modifications, upgrades, downgrades and ceases. Performed conformance work configuring and bringing new Cisco 7200, 7300 & 10K PE routers into the MPLS network.
2005 : 2010
BT
MPLS Technical Specialist – IP Connect Global & Conformance
Company:
First American
Years of Experience:
19
About
Experienced Information Technology / Telecommunications Professional. Have worked in IT Security, voice and data configuration management and provisioning, support, troubleshooting and monitoring of networks.
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