{"id":1767045,"url":"https://alion.io/job/rosstone-professional-solutions-senior-network-engineer-level-3","title":"Senior Network Engineer Level 3","company":{"id":3880287,"name":"Rosstone Professional Solutions","domain":"rosstone.co.za","url":"https://alion.io/company/rosstone-professional-solutions","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Simplify","truth_index":{"grade":"A","score":94,"open_postings":44,"ghost_share":0.023,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":202,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Networking","role_family":"Networking","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Pretoria, South 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escalated problems and, when necessary, escalate issues to Level 4 support or product development teams.\nProvide technical guidance, training, and mentorship to junior support engineers.\nFull responsibility to support resources with verification by the L3 during the bi-monthly site visit.\nEnterprise and Public Sector experience is key\nSupported Infrastructure\nCisco Unified Communication Manager (CUCM)\nCisco Unified Contact Centre Express (UCCX)\nCube Gateways\nAttendance Console\nPhones and Headsets\nLAN Switches (Core, Service, Access, and Optics)\nWAN Routers\nAccess Points\nISE\nDNA Centre\nTelephony Management System (TMS)\nPre-requisite skills:\nStrong understanding of routing protocol operation, including both interior and exterior routing protocol operation\nImplementation of Enterprise LAN networks\nBasic understanding of Enterprise routing and wireless connectivity\nBasic understanding of Python scripting\"\nWorking knowledge of fundamental terms of computer networking, 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