Voice Core Planner (Signalling)

Main tasks:

The Voice Core Planner will work within a team to produce plans across the following function:

Voice Core

• Determine and lead on all aspects of signalling design configuration to ensure that VMO2 has a robust, cost-effective signalling network of high integrity to support the growth of the existing GSM/GPRS/3G/4G/5G networks.

• Support the Signalling Design, Architecture and Planning manager in evolving the architecture to support 2G/3G/4G & 5G networks.

• Capacity planning and performance monitoring and management of the VMO2 signalling network.

• Production of integration plans for the introduction of new nodes and platforms.
• Maintaining the Magnet asset database in order to ensure data integrity for MTP, SCCP, link monitoring and signalling devices.
• Maintenance and control of the LLD documentation to ensure data integrity.

• Produce structural, functional and physical design documents for Network elements.
• Produce plans to establish signalling architecture changes.
• Supplier liaison to identify element functionality.
• Dimension signalling/IP elements to meet forecast demand.
• Evaluate any signalling anomalies and design/plan resolutions to maintain signalling network integrity.
• Represent the signalling team for new company initiatives and identify impacted areas.
• Identify and assess impact of new protocol standards and produce Statement of Requirements for vendors to meet network evolution requirements.
• Review supplier Statement of Compliance documents.
• Produce signalling impact assessments.
• Identify and maintain a database of the relevant protocol versions currently in use within the O2 SS7 network.

• Produce high level call flows for 2G/3G/4G & 5G services.

Required competencies:

Essential knowledge/skills:

• Proven knowledge of Ericsson Switching platforms (MSC, MBC) using Command handling/ WinFiol
• Excellent working knowledge of Ericsson MGW Platform (V3, V4)
• Working knowledge of Ericsson HLR & HSS (MAP, SCCP GT)
• Good Working knowledge on SBG, IP works/DNS, IMS Core Nodes
• Excellent working knowledge of Signalling systems and planning with TDM, IP signaling
• Excellent working knowledge of Signalling protocols SIP, ISUP, MAP
• Good understanding of IN call flows SSF <> SCF (CAMEL, INAP)
• Good understanding of analysing PCAP traces in WireShark (SIP, ISUP, INAP, CAMEL)
• Good working knowledge of ELEX Ericsson database
• Good understanding of IP networks
• The ability to translate high level network requirements into detailed plans to deliver network functions and capabilities.
• Working knowledge of Performance platforms such as Proptima (MYCOM) to understand reports, counters, metrics
• Experience gained within a network design, development or planning role with a public network operator or supplier organisation.
• Ability to work as part of a team
• Ability to perform job functions when under pressure and delivering to tight deadlines
• Ability to remain calm and courteous with demanding/difficult customers and/or situations
• Ability to provide concise and clear, written and verbal reports
• Ability to work independently
• Fluent communication in English

Essential experience:

• 5-10 years’ minimum experience of working in the Telecoms industry.
• Experience of producing and delivering customer presentations
• Proven ability to interact with diverse customers in a multi-cultural environment

Essential qualification(s):

• Diploma, degree or above in a relevant discipline.