O&M Engineer Resume

SUMMARY:

High - performing professional with 6+ years’ experience in the telecom industry working in both operator and vendor environments. A fast learner with proven ability to work independently and in a team with strong technical skills in TCP/IP networking and wireless data communications.

SKILL:

Good end-to-end knowledge of LTE, EPC and IMS network architecture, interfaces, node functions, protocols and call flows.
Good end-to-end knowledge of VoLTE and SIP.
CCNA, CCNP (CSCO11730263), JNCIA-Junos(JPR151701)
CCIE Routing & Switching (written)
Excellent knowledge of TCP/IP technologies including VLANs, Trunking, VRRP, IGP(RIP, OSPF, EIGRP), BGP, MPLS VPNs, IPsec VPNs, IPv6, IP Multicast, NAT, QoS.
Working knowledge of Unix/Linux OS.
Programming in C, C++ and Objective-C, shell scripting.

WORK EXPERIENCE:

Confidential

O&M Engineer

Responsibilities:

Design and implementation of service offerings according to customer's requirements through performing DPI and policy configuration on GGSN and Confidential .
Troubleshooting and resolving of GPRS problems related to IP connectivity, Confidential, SGSN, GGSN or DPI.
Operation and maintenance of Confidential, GGSN (PCEF) and DPI.
Providing operational support and handling of customer service requests relating to PS nodes (MPBN, SGSN, GGSN, Confidential, DNS).
Supporting project implementation by performing routing, switching, DIAMTER configuration to integrate new PS nodes(SGSN, GGSN, Confidential ).
Optimizing customer’s Mobile Packet Backbone Network through MPLS RSVP traffic engineering.
Providing support during major activities and projects including software upgrades, integration, hardware expansion.
Knowledge share with customer’s engineers.

Core Team Lead

Confidential

Responsibilities:

Provided technical support for integration of Confidential equipment into Mobile Packet Backbone Network through refinement of solution design, explaining existing services and call flows to Confidential team, and performing Layer 2 and Layer 3 routing and switching configuration.
Authored functional requirement documentation for swap project.
Assisted in preparation of Individual Performance Assessment document for GPRS Engineers.
Represented PS Core section in weekly network quality meetings.
Mentoring and of new engineers.

GPRS Engineer

Confidential

Responsibilities:

Responsible for the operation and maintenance of Confidential GPRS nodes (SGSN, GGSN, SASN, DNS, Steel-Belted RADIUS, WAP Gateway, BIG-IP F5 load balancer).
Integration of Packet Core nodes into Mobile Packet Backbone Network (MPBN) by performing Layer 2 and Layer 3 configuration (including VLANs, Trunking, Etherchannel, VRRP, OSPF, BGP) as well as relevant interface configuration(Gn, Gp, Gr, IuPS, Gb, Gx, Gy).
Design and implementation of Managed Data Network Services (MDNS) solution for corporate clients through APN, IPsec VPN, GRE tunnelling, routing and switching configuration.
Planning and migration of GPRS Roaming Exchange (GRX) service from one ISP to another by performing BGP and IPsec VPN configuration.
Performing configuration and troubleshooting of MPBN elements including Cisco 3560 switches, Cisco 3700 Routers, Extreme BD8800 Switches, Juniper routers, Juniper ISG2000 Firewall.
Providing of second level support for troubleshooting and resolution of GPRS service and network IP connectivity problems.
Integration of Mobile anti-spam solution into GPRS network.
Supporting of project implementation and service delivery, and performing of user acceptance tests.
Monitoring of system capacity and KPIs and preparation of performance reports.

Network Management Services Engineer

Confidential

Responsibilities:

Tracking, monitoring, and resolving network faults using approved processes, procedures and tools including Solarwinds and eHealth.
Escalation of unresolved network faults to appropriate departments through dispatching of trouble tickets using Remedy Help Desk software.
Coordinating with other engineers to resolve network problems to improve and maintain network quality and performance.

National Service Personnel

Confidential

Responsibilities:

Responsible for all administrative duties and overseeing operational risk issues in the Group Special Asset Management (GSAM) unit.
Responsible for preparation and reconciliation of all monthly financial reports and assisting in monthly financial forecasting for the unit.
Managed filings system and facilitated all departmental meetings.
Leading member of a team that developed and enforced strategies to cut down wastage of resources (electricity, paper) in the company.

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