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Qualification: Bachelor Of Technology\nTest Engineer - IMS\nExperience: 4 years+\nLocation: Hyderabad, Bangalore, Chennai, Kolkata, Delhi NCR\nJob Summary\nLooking for an experienced Test Engineer with expertise in IMS testing, SIP signaling, VoLTE validation, protocol analysis, and end-to-end telecom service testing.\nKey Skills\nIMS Testing\nSIP & Diameter Protocols\nVoLTE Testing\nFunctional & E2E Testing\nRegression & Interoperability Testing\nWireshark & PCAP Analysis\nLinux\nCall Flow Validation\nRoaming & Service Continuity Testing\nDefect Management\nResponsibilities\nExecute functional, regression, interoperability, and end-to-end test scenarios.\nValidate SIP signaling, IMS call flows, VoLTE registration, and voice services.\nPerform call routing, roaming, and service validation testing.\nAnalyze protocol traces, signaling logs, and PCAPs using Wireshark.\nSupport pre/post-change validation and production rollout activities.\nCreate test reports, validation summaries, and defect analysis.\nCollaborate with architects, integrators, and operations teams.","description_format":"text","description_chars":1129,"description_truncated":false,"requirements":{"experience_years_min":4,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Outsourcing & Dedicated Teams","Systems Integrators","Management Consulting"],"lifecycle":[{"event":"open","at":"2026-10-21T18:59:06Z"},{"event":"close","at":"2026-10-24T10:25:27Z"}],"visa":[],"liveness":null,"pay":null,"html_url":"https://alion.io/job/tata-consultancy-services-ims-testing-engineer","json_url":"https://alion.io/job/tata-consultancy-services-ims-testing-engineer.json","meta":{"generated_at":"2026-10-24T21:35:53Z","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":31731,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-25T00:00:00Z"}},"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":222},"rest":"https://alion.io/mcp/rest/get_company?id=222"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ftata-consultancy-services-ims-testing-engineer"},{"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%2Ftata-consultancy-services-ims-testing-engineer"},{"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%2Ftata-consultancy-services-ims-testing-engineer"},{"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/tata-consultancy-services-ims-testing-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ftata-consultancy-services-ims-testing-engineer"}]}