{"id":3293609,"url":"https://alion.io/job/infinite-senior-network-engineer-5","title":"Senior Network Engineer","company":{"id":1886342,"name":"Infinite Computer Solutions","domain":"infinite.com","url":"https://alion.io/company/infinite-com","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BrassRing","truth_index":{"grade":"B","score":75,"open_postings":33,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":30,"computed_at":"2026-10-29T05:49:05Z"}},"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":["United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":61000,"max_usd":108000,"period":"year","method":"role_seniority_country_cell","sample_n":10},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Unix","optional":false},{"name":"Wireshark","optional":false}],"status":"live","first_seen_at":"2026-09-15T00:00:00Z","employer_posted_date":"2026-10-26","last_verified_at":"2026-10-29T07:12:26Z","board_verified":true,"closed_at":null,"days_open":44,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":44},"description":"L2 Support - CS CORE Engineer\nYour day to day:\nPreventive and corrective second level troubleshooting ensuring quality and continuity of service and the restoring time for Core CS Network Elements.\n\nIn collaboration with 1st Line Operations teams, work out procedures related to the analysis of alarms in order to detect and eliminate faults. Design, create and load data configuration, perform software rollout and support integration activities with planning and delivery functions.\n\nWith these activities, you will have a great impact on our business:\nIn case of incident assure trouble shooting analysis and all the repair actions, including vendor support escalation, in order to achieve service restoration of Core Network.\n\nPerform proactive maintenance activities to prevent incidents and constantly optimize the network. Take corrective measures based on performance management and indicators trend analysis\n\nAssure planned work activities, network rollout, configuration build and load, software upgrades and parameter changes in core CS network ensuring quality of service and avoiding regression on network functionalities\n\nPerform acceptance test and integration/configuration activities of new network elements of the core CS network.\n\nKnowledge sharing in order to increase technical skills of other teams involved in deployment and operations activities in the network\n\nWith these skills, you are a great candidate:\nVery good knowledge of core network principles for 2G/3G technologies, Ericsson MSC-BC, MGW and STP. Knowledge of Unix, NFV, vMSS and VoLTE.\n\nGood knowledge of core network protocols : C7, SIP, Diameter\n\nAnalyse and interpret traces (wireshark traces, IRIS traces, network element traces and logs);\n\nAble to design and create services within MSC configuration.\n\nEnglish (fluent spoken and written)\n\n5-7 years of experience in Ericsson Core CS Network Operations and Maintenance activities\n\nEricsson & Huawei core network training and certificates or equivalent advantageous","description_format":"text","description_chars":2005,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Outsourcing & Dedicated Teams"],"lifecycle":[{"event":"open","at":"2026-10-26T20:57:12Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"evidence":"Licensed UK visa sponsor (Skilled Worker)","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":"Skilled Worker","cap_exempt":false,"checked_at":"2026-10-29T06:20:15+00:00","sources":["UK Home Office: register of licensed sponsors (workers)"],"filings_for_role_12m":0}],"liveness":{"score":27,"band":"fade","label":"Fading","p_open":1,"p_active":0.494,"p_room":0.55,"age_days":44,"expected_fill_days":30,"reasons":["conf:2","stale_co","velocity","win:tail","comp:brand"],"computed_at":"2026-10-29T05:49:05Z"},"pay":null,"html_url":"https://alion.io/job/infinite-senior-network-engineer-5","json_url":"https://alion.io/job/infinite-senior-network-engineer-5.json","meta":{"generated_at":"2026-10-29T10:02:55Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":15136,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":1886342},"rest":"https://alion.io/mcp/rest/get_company?id=1886342"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Finfinite-senior-network-engineer-5"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Finfinite-senior-network-engineer-5"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Finfinite-senior-network-engineer-5"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/infinite-senior-network-engineer-5\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Finfinite-senior-network-engineer-5"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3293609}},{"tool":"search_jobs","arguments":{"company":"infinite.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3293609},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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