SUMMARY

• Over 13 Years of experiences in Networking, Switching, Routing and Network Security.
• Expertise in Network Operation, Troubleshooting, Sniffing and Monitoring.
• Proficient in Designing LAN, WAN, VOIP, Wireless, Network Security & Data Centers.
• Excellent skills in VOIP and TDM Systems.
• Exceptional planning, organizational, and network engineering skills.
• Strong Ability to work independently and in a team setting diverse groups and situations.
• Advanced skills in Design, Installation of Fiber Optical and Microwave networks.
• Expertise in Enterprise level telecom design and project management.

TECHNICAL SKILLS

• Cisco CCNP, CCDP, CCNA, CCDA, CCENT & CCNA Security Certified.
• Cisco IOS, NX - OS, IOS-XE, Cisco ISE, Juniper (JunOS), HP Comware 7, Brocade, Mikrotik OS, Windows, Unix, Linux (Ubuntu & CentOS), A10 Load Balancer, Scripting (Python, Visual Basic), regex, VMware ESXi 6.5 & Oracle VM VirtualBox.
• Network Security (802.1x, Cisco ASA, IPS/IDS, WSA, ESA, Check Point Gaia R77.30).
• TDM to SIP transformation, IVR services, Voice prompts scripting, SLA and ticketing system.
• Network wireless (Cisco, Mikrotik, 802.11 wireless bridging P-to-P & P-to-MP).
• Networking LAN/WAN, cabling, copper, Fiber (Single and Multi modes) and coaxial.
• Network Switching (Layer2, Layer3, Stacking,VLAN, STP, EtherChannel and port security).
• Network Routing, Firewall (IPv4, IPv6, NTP, NAT, PAT, DHCP, RIP, EIGRP, OSPF & BGP).
• Network VPN Connections, PPP, PPPoE, EOIP, DMVPN, MPLS, VRF and IPSEC.
• Network Monitoring (SNMP, Netflow), Sniffing (Wireshark, Tcpdump).
• Network Hotspot authentication for Wi-Fi subscribers (DMA Radius Manager).
• Fiber optical network design, installation (SDH and DWDM) and ring protections.
• Microwave links (STM-1, STM-4).
• Servers (DELL and HP, RAID configuration 0, 1 & 5).
• Voice Switches (PRI, ISDN, SS7, V5 & R2).
• VOIP (SIP & H323 and compression G729 & G723), Asterisk PBX and PSTN, ASR/ACD.
• Voice Route Management, LCR and Billing System.
• AC UPS systems & DC power systems (Rectifier) (Eaton, Emerson, Powerone).
• VSAT systems, TDM (clear channel), Internet (SCPC/SCPC or DVBS2), COMTECH & iDirect.
• Cisco Switches: Cat WS-C6504-E, 3560X, 3550, 3750X, 2950, 2960X, 3850.
• Cisco ISE: SNS-3595-K9, SNS-3515-K9
• Cisco Routers: 7606-S, 2801.
• Cisco Gateway: AS5400.
• Cisco Firewalls: ASA 5520, 5505.
• Juniper Networks EX4200-48T, EX3200-24T and EX2200-48T.
• HP Switch: Procurve 2650.
• Mikrotik RB1100AHx2.

PROFESSIONAL EXPERIENCE

Confidential

Network Engineer

Responsibilities:

• Network Architect and Consulting services for the client, upgrading the software of Cisco Appliances of the core switches and replacing the whole infrastructure switches (Standalone and Stackable Switches) with the latest version Cisco switch appliances, upgrading the 9K and 3K Cisco Nexus switches, fetching the configuration from the old switches different brands and encapsulate the configuration to the new cisco devices, installing new Cisco ISE servers and implementing 802.1x protocol on the access layer switches.

Senior Network Engineer

Responsibilities:

• Configured and maintained Cisco ASA Firewalls, routers, AP's and switches.
• Telecom systems design and implementation of PBX, VOIP and TDM (ISDN PRI, SS7, SIP, H.323, DS1, DS3).
• Configured and maintained Juniper Network appliances.
• Reviewed and recommended secure system configuration for workstations and laptops, and provided security recommendations.
• Conducted risk assessment of current computing environment and recommend actions in order to reduce the risk of loss to confidential data.
• Interfaced with customers to resolve Access Use Policy issues.
• Designed, implemented and maintained VPN tunnels to remote offices.
• Development and information security policies and standards.
• Designed and implemented network infrastructures to best fit customer security requirements, budget and timeline.
• Assisted customers with troubleshooting their networks, security devices, operating systems.
• Performed security audits with full reporting delivered to customer based on application, system, security device, and snmp logs.
• Performed LAN, DMZ, and internet facing security scanning of mission critical devices on corporate and guest network for potential vulnerabilities, malicious programs and recommended appropriate actions.
• Designed, developed, and implemented highly complex security architectures, frameworks and infrastructures.
• Administered, designed LAN, WAN, and voice networks.
• Provided Internet connectivity using Point to Point or Point to Multipoint wireless bridges.
• Developed technical Network Infrastructure solutions to meet Customer needs.
• Designed, configured Hotel Wireless network using radius server for multiple level wireless access according to customer requirements.
• Provided troubleshooting support for complex enterprise network environments.

Confidential

Senior Network Engineer

Responsibilities:

• Designed, planned, implemented, migrated carrier level enterprise solutions voice traffic, TDM to SIP transformation, IVR services, Voice prompts scripting.
• Maintaining proper service level agreement (SLA) per service with proper ticketing system.
• Providing proper ticketing and monitor portal interface for customer.
• Attained the highest customer service ratings.
• C4 TELES switch "SS7, SS7 over IP, ISDN and Voip”(GSM Voice Gateway managing voice traffic of 50 Million minutes capacity per month), Veraz Gateways, Cisco Gateways, LCR, QoS, high availability and reliability, Network Connections (VPN, Hotspot, access points & Cisco, Brocade, Juniper and HP Switches).
• Designed, implemented IPsec connections to handle and secure the ftp server data transfer to the remote site.
• Established and maintain IPSec-based connectivity with external vendor for GRX project.
• Established and maintain IPSec-based connectivity with external vendor for SMSC project system remote access.
• Configured and monitored network security devices to include, Cisco ASA and Mikrotik.
• Developed, maintained, and troubleshot various information technologies security elements in a Linux, UNIX, and Windows environment.
• Reviewed and modified access control lists (ACLs) on network switching and routing equipment as needed to maintain security standards.
• Provided mentorship for operations team as appropriate.
• Documentation for network and security hardware/software.
• Secured system by developing system access, monitoring, control, and evaluation.
• Established and tested disaster recovery policies and procedures, completing back-ups.
• Maintained and improved network stability by upgrading existing network infrastructure.
• Participated in an after-hours on-call rotation with team.
• ISP (managing the network, security, internet connection, traffic load balancing, using port channels and Cisco BGP routers, Switches and Firewalls).
• GPRS roaming (GRX) Gateway and SMSc system of GSM Operator.
• Designed, configured Fiber Transmission network connectivity and redundancy (clear channel circuits) SDH & DWDM (Using Ericsson Multiplexers and leased ISP circuits).
• Designed, configured Satellite systems for backup the international Gateway services and VAS Services.
• Designed, configured HP and Dell Servers (RAID configuration 0, 1 & 5).

Confidential

Network Operation Engineer

Responsibilities:

• WLL Landline telephone system operator (Installing the switch, RBS (Telecell-H), Access server, Routers and International Termination system), scripting the voice prompts.
• ISP (providing internet via satellite and wireless bridges (Point to Point and Point to multipoint links), installing networks (wireless and wired), VPN and IPSEC.
• ISP systems, using Satellite System and distributing the connections using (P-to-MP links).

Confidential

Electrical Engineer

Responsibilities:

• Supervising the pole line distribution and transformer installation in the new sections and overloaded transformers areas in the City.
• SDH, Microwave Transmission, Voice Switches, WLL System, City Voice Transit Switches, and Power Supply Systems (DC and AC).
• ISP via VSAT Systems, Networking and Network Security, VOIP via VSAT and SDH.