Senior Engineer, Fixed Transmission & IP (DWDM) at 9Mobile

Job Summary       

• Provide necessary support towards proper integration of new backbone, access and leased transmission links including copper, microwave and OFC media.
• Support IP/ MPLS Backbone Network, Technologies such as SDH, MPLSCore, MP-BGP, VPNs, VPLS, L3VPN, ATOM, Metro, MPLS, Fast Rerouting, VRRP, BFDetc

Principal Functions    

• Provide high level technical support for the regional field support engineers in resolving transmission faults and minimizing down time.
• Proffer solution to repetitive transmission network faults affecting network quality and availability; Liaise with the regional field support engineers to resolve prolonged and repetitive transmission faults.
• Ensure all work orders and change requests are implemented according to applicable processes.
• Responsible for the timely escalation of all inter-MSC, MSC-BSC, BSC-BSC and interconnect transmission faults; follow up with vendors and third party service providers to ensure faults are resolved within defined SLAs.
• Review all changes to network configuration for technical accuracy and impact, and provide multi-protocol network problem resolutions.
• Ensure transmission work undertaken by vendors/service providers meet EMTS specifications.
• Manage bandwidth on the Microwave/fiber backbone and other transmission media for optimal performance
• Administer accurate data within the transmission database; i.e. accurate tracking of RFQs and orders placed with vendors/service providers, and coordinate the acceptance testing of all delivered nodes.
• Maintain comprehensive sets of records for the transmission network.
• Maintain the integrity of configuration database and record systems and ensure network security integrity documentations are updated regularly.
• Responsible for end to end IP integrations for new Transmission equipment, Core switching equipment, VAS nodes, Media gateway, and GGSN /SGSN gateways nodes and interconnect nodes into IP network
• Monitor and ensure vendors' adherence to contractual SLAs (vendor management).
• Conduct routine performance checks on the transmission network via the NMS systems to ensure the desired quality of service and customer experience.
• Ensure that approved transmission optimization tasks are executed according to schedule and with minimal distortion to service
• Operate and maintain MUXes and ADMs in a multi-vendor environment  including Huawei, Alcatel, Nokia-Siemens, Nera (SDH, DWDM, OTN, OADM and IP)
• Consistently refine operating processes, systems and platforms to facilitate continuous improvement and ensure network operations meet operational delivery requirements
• Manage inter-functional relations to ensure synergy across the various departmental functions
• Perform any other duties as assigned by the line Manager, Fixed Transmission HLS.

Educational Requirements 

• First degree in Electrical/Electronic Engineering or a related light current field

Experience,Skills & Competencies      

• Three (3)to Five (5) years post NYSC relevant work experience.
• Sound understanding of DWDM and othertransmission technologies.
• Good understanding of IP/MPLS and evolutiontowards an IP/NGN based technology.
• Clear understanding of the following protocols:MP-BGP, VPNs, VPLS, L3VPN, ATOM, Metro, Fast    Rerouting, VRRP, BFD OSPF, IS-IS, BGP ,MP-BGP QOS, NAT, IP routing andswitching.
• Excellent working knowledge of Cisco,Juniper, Huawei and Alcatel routers and switches.
• Cisco CCNP certification or equivalent inother DATACOM vendors listed above.
• Good understanding of mobiletelecommunication network
• Advanced working skills on Microsoft officesuite.
• Excellent presentation skills.
• Service ContinuityManagement, Monitoring and Control
• Telecommunications& Mobile Network Standards & Specifications
• NetworkAdministration
• Problem Solving
• Accountability
• Teaming
• Passion forExcellence
• Integrity
• Empowering people
• Growing people
• Team work
• Customer Focus