SUMMARY

• In - depth expertise in designing, implementing, analysis, optimization, troubleshooting and documentations of LAN and WAN network systems.
• Over fifteen years of hands on experience in network engineering, designing, integrating, deploying, maintaining and supporting broad range of Computer communication systems.
• Hands-on experience of working on Layer 3 protocols like Static Routing, RIP, OSPF, ISIS, EIGRP, and BGP.
• Hands-on experience on MPLS, MPLS VPN, VRF, and QoS.
• Hands-on experience of working on Layer 2 protocols ARP, RARP, ATM and Frame Relay.
• Hands-on experience with IP multicast (IGMP, PIM, MLD, MSDP, etc).
• Experienced configuring Virtual Local Area Network (VLAN), VLAN Trunking Protocol (VTP), Dynamic Trunking Protocol (DTP), Spanning Tree Protocol (STP), RSTP, MST and Per VLAN Spanning Tree (PVST).
• Expert knowledge of redundancy protocol like HSRP and VRRP.
• Experience with WAN traffic optimization and prioritization.
• Worked on CISCO 1800, 2600, 2800, 3600, 3800, 7200 series Routers and 2900, 3500, 4500, 6500 series switches.
• Implemented traffic filters on Confidential routes using Standard Access List and Extended Access List.
• Hands-on experience in configuration of CISCO Confidential Datacenter infrastructure with 5000 and 7000 series switches (5548, 7010) including Confidential Confidential Fabric Extender (2232, 2248).

TECHNICAL SKILLS

Hardware: Confidential Switch (2960, 3560, 4506, 6509, Confidential 2232, 2248, 5548, 7010) Confidential Router (7200, 3800, 3600, 2800, 2600 and 1700).

Networking : BGP, OSPF, RIPv2, EIGRP, MPLS, HDLC, PPP, Frame-relay, HSRP, GLBP, VRRP,F5, ISDN, IPSEC, L2TP, GRE, FTP, TFTP, SSL VPN, DMVPN, DHCP, DNS, TCP/IP, Active Directory, VOIP (SCCP/SIP), QOS, Multicast, IPV6,…

Operating Systems: Windows Server 2003/2008, Windows XP/2000/Vista/7, Microsoft Exchange, SQL, SharePoint, Cisco - IOS, UNIX, Linux

Tools: MS Office, Visio, Auto CAD, Confidential Works, CUCM, Confidential SDM, Wireshark, MRTG, PRTG, Solarwinds, HP open view,

Security & VPN: PIX 500 Firewall, ASA 5505 Firewall, ASA 5540 Firewall, AIP SSM, CSC SSM, FWSM, Fortigate, Confidential CSM, ACL- Access Control List, IPS/IDS, NAT, PAT, Confidential ACS, Check point, sonicwall, RSA SecureID

PROFESSIONAL EXPERIENCE

Confidential

Network Engineer

• Working as freelance network engineer part time networking job in network implementation involving VOIP, LANs, WANs (Frame-relay, MPLS) and wireless networks.

Technical Engineering Manager

• Responsible for the engineering, configuration, installation, maintenance, troubleshooting, and upgrades of networks, including routers, switches, IPS/IDS, wireless access points, Confidential ASA and check point firewalls.
• Design and deploy VOIP, LANs, WANs(Frame-relay, MPLS) and wireless networks, using Confidential routers, switches, and other hardware.
• Conduct research on network products, services, protocols, and standards to remain abreast of developments in the networking industry.
• Analysis, design, architecture, implementation and support of LAN /WAN, routing protocols, switches, routers, network appliances, AAA (Authentication, Authorization and Accounting/ Radius and Tacacs+ implementations), security and network upgrades
• Implemented Layer 2 functions such as VLANs, fast convergent spanning tree, traffic storm control and pruning to prevent flooding.
• Implemented site to site and remote access VPN (for telecommuters use)
• Practice network asset management, including maintenance of network component inventory and related documentation and technical specifications information.
• Ensure network connectivity of all servers, workstations, telephony equipment, fax machines, and other network appliances.
• Maintained the DNS, LDAP in order to manage properly and provide secured, structured data storage in hierarchy order.
• Configured and implemented redundancy and load balancers for high availability.
• Develop and execute network upgrades, design, implementation and operational plans, including advice on equipment procurement, vendor engagement, change and service control management, and logistics.
• Project leadership in completing project tasks and applying technology to Ethiopian airlines business issues, such as: network design and implementation.
• Perform server and security audits, and system backups and recovery.
• Answered client questions on the spot using a trouble ticketing system.
• Provide Incident and Problem resolution in accordance with ITIL.
• Maintain liaison with hardware and software vendors for system upgrades and maintenance.

Senior Engineer

• Implemented and configured CiscoWorks LMS, enabling centralized LAN/WAN administration and control.
• Implemented RADIUS on windows server 2003; configured and deployed the DNS and DHCP service.
• Implemented various small to medium office LAN projects.
• Maintain liaison with outside hardware and software vendors for system upgrades and maintenance.

Engineer

• Developed various in house applications using Microsoft Visual studio.
• Developed various engineering drawings using Auto CAD
• Client desktop support, troubleshoot software and hardware faults.
• Implemented various small to medium office LAN projects.
• Maintain liaison with outside hardware and software vendors for system upgrades and maintenance.