Halil Ibrahim Coban

Customer Delivery Architect 2xCCIE (R&S, DC) #49893 at Cisco Systems

Berlin, Berlin, Germany

About

Experienced and certified Network Architect and Consultant with deep knowledge and more than 15 years of experience in telecommunications networks including data center, service providers, enterprise and security. Certifications: - Cisco Certified Internetwork Expert (2xCCIE) - Routing&Switching, Data Center #49893 - Cisco Certified Design Expert (CCDE) - (Written passed, lab ongoing) - Cisco Certified Network Professional (4xCCNP) - Data Center, Security, Service Provider, Enterprise, R&S - Cisco Certified Design Professional (CCDP) - track killed by Cisco - Palo Alto Networks Certified Network Security Engineer (PCNSE) Skills: Specialties: OSI, TCP/IP,IPv4, IPv6,IPsec,VPN, DMVPN, SSL,ACL, QoS, PPP, Frame Relay, Multicast, PIM, MSDP, PM-SM, SSM, PIM-DM, PIM BIDIR, SR Routing:RIP, RIPv2, RIPng, OSPF, OSPFv3, EIGRP, IS-IS, BGP, MP-BGP, MPLS, IOS, IOS XE, IOS XR Switching:VLAN, WLAN VTP, STP, EtherChannel,Bridging, MPLS, IOS, IOS XE, NX-OS Data Center Technologies: VXLAN EVPN, DCI, Cisco ACI, Nexus Dashboard, NDFC, NDI. Cisco SD-WAN Network Automation

Experience

  • Cisco (Full-time · 2 yrs 1 mo)
    • Customer Delivery Architect
      Nov 2025 - Present · 8 mos

      - Network Architect focusing on Data Center, Enterprise technologies for major enterprise customers in the DACH and EMEA region. - Delivering architectural and design advisory to customers around Cisco data center, WAN, routing and switching technologies, including, but not limited to ACI/SDN/NFV, Nexus VXLAN EVPN. - Responsible for the delivery of multiple workstreams and customer focusing technical teams within the region, being the technical and project lead, the customer facing representative. - Currently working with major Enterprise customers, delivering projects, simplifying operations, accelerating rollout while improving SLA and service uptime.

    • Consulting Engineer
      Jun 2024 - Oct 2025 · 1 yr 5 mos

  • Network Services Manager at Telcoset İleri Teknoloji Stratejik İş Geliştirme Danışmanlık A.Ş.
    Jun 2017 - May 2024 · 7 yrs

    Primary responsibilities - Technical Team lead - Analyze business requirements to develop technical network solutions and their framework. - Design, test, and inspect data communications systems like Data Centers, enterprises networks. - Perform network modeling, analysis, and planning. - Develop technology roadmaps. - Analyze, engineer, and execute software functions. - Develop test plans, implementation plans, and project timelines for various projects. - Manage technology vendors. - Write functional requirements/specifications documents. - Perform network troubleshooting to isolate and diagnose common network problems. - Solve complex problems with many variables.

  • Senior Network Presales Consultant at TURCom Technology Group
    Feb 2017 - Jun 2017 · 5 mos

    - Proactively scopes the technical solution required to address customer requirements, assesses customers` met and unmet needs and recommends solutions that optimize value for the customer and the firm. - Coordinates closely with internal sales, sales support, and service resources to align solution design with customers’ business requirements. - Secures input from all necessary solution stakeholders within the customer firm. Adapts solutions, as necessary, to ensure appropriate support. - Secures from customer technical staff commitments needed to ensure a deal’s “technical close.” - Strong knowledge of Cisco Systems LAN Switching, Data Center Switching, Routing products lines.

  • Network Expert at Borsa İstanbul
    Nov 2012 - Jul 2016 · 3 yrs 9 mos

    - Design, Implementation, Operation and Maintenance of Istanbul Stock Exchange`s Wide Area Network with more than 550 WAN connections, ) OSPF, RIP, EIGRP, IGP Redist, BGP, M-BGP, VRF-Lite, PIM-DM, PIM-SM, MPLS, AToM... - Design, Implementation and Operation of Istanbul Stock Exchange`s new Data Center. ( 1Gbps, 10Gbps, 40Gbps port-density), OSPF, Redistribution, Multicast, PIM-SM, MSDP, ECMP, LACP BGP, VRF Routing, technologies and more... - Design, Implementation, Operation and Maintenance of Istanbul Stock Exchange`s Data Dissemination Network. PIM-SM Anycast RP w/ MSDP, OSPF, BGP, VRF-Lite and more... - Design, Implementation, Operation and Maintenance of Istanbul Stock Exchange's High Frequency Trading (HFT) aka Co-location Network (low latency). Trading firms are colocated in the exchange's data center to be able to do HFT. a few microseconds delay end-to-end. OSPF, BGP, BFD, PIM-SM, VRF-Lite and more. - Design, Implementation, operation and maintenance of Istanbul Stock Exchange's LAN - Operation and Maintenance of Main and DR site in sync.

  • IP Network Design Engineer at HCL Technologies
    Feb 2008 - Oct 2012 · 4 yrs 9 mos

    - IP Network Designing, Implementation and Troubleshooting - Remote Infrastructure Management & Troubleshooting - Dynamic routing MPLS/EIGRP/BGP/OSPF/IS-IS - Layer-2 Protocols – VPLS, VLANs, STP, Metro-Ethernet - IP Management Key Activities - IP Network and Datacenter Consulting, Design, Implementation - Document & maintain Technical Design, As Built Documents - Change Management - Performance Monitoring, Probing and Break fix of Large Networks - Ensure adherence to processes and procedures