Thursday, October 18, 2012

TIGO NSS Operation Engineer


To operate the Network Switching Subsystem securing 99.999% availability and performing support activities (routine maintenance, level 2 maintenance). To implement the network changes initiated by the Planning function issued through Work Orders. To perform acceptance tests and integration activities in case of new node/feature.
Key Responsibilities

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Main accountabilities Measurable
1. Core network availability (MSC, HLR and associated ancillaries)
To handle O&M activities of the network switching subsystem.
Core Network availability
Corrective maintenance actions
2. Configuration management
To implemente all work orders received from the NOC (network changes implementation), including data fills, routing changes, signaling network changes, interconnect definitions, numbering plan implementations, ...
WO closure
3. Routine maintenance
To perform all routine activities of the system according to vendor's specifications and MIC requirements (incl. SOX). Routine maintenance checks
SOX controls
4. Level 2 support
To perform detailed investigation/analysis in case of escalation of trouble tickets that cannot be resolved by the level 1 maintenance.
To escalate and to trigger vendor support (SSA) if necessary. Level 2 issues resolved.
Trouble ticket to vendors.
5. O&M resources for NSS operations
To secure spare, training, tools (level 2) and organization for NSS operations. Training plan and certified engineers
Appropriate tools
Appropriate spare parts
Organization chart filled
6. NSS nodes or feature acceptance
To perform the integration tests for any new nodes being put in production according to MIC specifications. PAT

SCOPE - CONTEXT - COMMUNICATION – DECISION
Scope
Operations of all NSS Network elements that are in production.
Context
N.A.
Communication
- INTERNAL: All direct reports of the Head of operations
- EXTERNAL: Suppliers
Decisions making power
All decisions related to O&M activities of the NSS, according to vendor's specifications and MIC controls
Position Requirements

Bachelor's Degree in Electronics or Telecommunications Engineering

KNOWLEDGE - SKILLS - EXPERIENCE
Knowledge
Strong Background in GSM Network particularly Core NSS expertise, extremely technical and be able to troubleshoot up to tier one
Skills
- GENERIC: analytical skills, basic management skills, good written and verbal communications,
- JOB SPECIFIC: enforcement of high level of discipline. Work under high pressure. Core NSS expertise ideal. 
- OTHER REQUIREMENTS: 4 "E's" individual - Energetic, Energizing others, Edge to make decisions, Execute decisions
Experience
Two years experience in Telecom, Have a good background in the telecommunication industry preferably in the Core NSS Operation or Support capacity, construction standards.