{"id":2766046,"url":"https://alion.io/job/persistent-systems-senior-wireless-core-network-operations-engineer","title":"Senior Wireless Core Network Operations Engineer","company":{"id":59479,"name":"Persistent Systems","domain":"persistent.com","url":"https://alion.io/company/persistent-systems","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Zwayam","truth_index":{"grade":"B","score":75,"open_postings":17,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Networking","role_family":"Networking","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Pune, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":15500,"max_usd":37000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":600},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-09-21T11:11:25Z","employer_posted_date":"2026-10-17","last_verified_at":"2026-10-17T17:06:51Z","board_verified":true,"closed_at":null,"days_open":26,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":26},"description":"About Persistent\nWe are an AI-led, platform-driven Digital Engineering and Enterprise Modernization partner, combining deep technical expertise and industry experience to help our clients anticipate what's next. Our offerings and proven solutions create a unique competitive advantage for our clients by giving them the power to see beyond and rise above. We work with many industry-leading organizations across the world, including 20 Fortune 50 companies and 4 of the 5 top banks in both the US and India, and numerous innovators across the healthcare ecosystem.\nOur disruptor's mindset, commitment to client success, and agility to thrive in the dynamic environment have enabled us to sustain our growth momentum. Persistent has been recognized across top industry platforms for innovation, leadership, and inclusion. We reported $1,654.4M FY26 revenue with 17.4% Y-o-Y growth. We have delivered 24 sequential quarters of growth with $436.0M in Q4 FY26 revenue, up 3.2% Q-o-Q and 16.2% Y-o-Y growth. Our 27,500+ global team members, located in 18 countries, have been instrumental in helping the market leaders transform their industries. We have been recognized as the Fastest Growing IT Services Brand Globally in the 2026 Brand Finance IT Services 25 Report. We named a Leader in the Everest Group Private Equity (PE) Services PEAK Matrix Assessment 2026 and Software Product Engineering PEAK Matrix Assessment 2026.\nAbout Position:\nWe are seeking a highly skilled Senior Wireless Core Network Operations Engineer to join our Wireless Core Network Operations team. This role is responsible for the end-to-end administration, monitoring, maintenance, and optimization of HLR/HSS systems that support mission-critical wireless services. The ideal candidate will possess strong expertise in wireless core network technologies, subscriber management platforms, and telecom signaling protocols, ensuring high availability, reliability, and operational excellence across the wireless network environment.\nRole: Senior Wireless Core Network Operations Engineer\nLocation: All Persistent Locations\nExperience: 8 to 15 Years\nJob Type: Full-Time Employment\nWhat You'll Do:\nAdminister, monitor, and maintain HLR/HSS systems to ensure optimal performance, availability, and operational stability.\nSupport end-to-end subscriber management for wireless network services across 3G and 4G environments.\nMonitor and troubleshoot complex issues related to HLR/HSS platforms, subscriber provisioning, and network signaling.\nAnalyze and resolve SS7 and Diameter signaling issues affecting wireless service operations.\nCollaborate with engineering, operations, and vendor teams to support mission-critical wireless core network services.\nPerform system configuration, upgrades, patch management, and preventive maintenance activities.\nConduct operational health checks and implement best practices to improve system reliability and performance.\nInvestigate and resolve network incidents, outages, and service-impacting issues within defined SLAs.\nParticipate in capacity planning and performance tuning activities to support growing subscriber demands.\nMonitor network performance metrics and recommend improvements to optimize service delivery.\nDevelop and maintain operational procedures, troubleshooting guides, and technical documentation.\nSupport change management, deployment, and network optimization initiatives.\nStay updated on emerging technologies, standards, and advancements within wireless core networks.\nExpertise You'll Bring:\n8-15 years of experience in Wireless Core Network Operations and telecom network support environments.\nStrong hands-on expertise in HLR/HSS administration, monitoring, maintenance, and optimization.\nExtensive experience supporting 3G/4G subscriber management platforms and wireless core network systems.\nDeep understanding of SS7 and Diameter signaling protocols.\nSolid foundation in networking concepts, telecom infrastructure, and wireless communication technologies.\nProven experience troubleshooting complex subscriber, provisioning, signaling, and network-related issues.\nExperience supporting large-scale wireless deployments and mission-critical telecom services.\nStrong analytical and problem-solving skills with the ability to diagnose and resolve complex operational issues.\nExperience performing capacity planning, performance management, and system tuning activities.\nFamiliarity with network monitoring and performance management tools.\nKnowledge of telecom security practices and wireless network protection frameworks.\nExperience with scripting and automation technologies for operational efficiency is preferred.\nExposure to cloud-based telecom solutions and modern network architectures is an advantage.\nStrong documentation skills with experience creating operational procedures and support runbooks.\nExcellent communication and collaboration skills with the ability to work effectively across cross-functional teams.\nAbility to manage multiple priorities in a fast-paced operations environment while maintaining high service availability.\nBenefits:\nCompetitive salary and benefits package\nCulture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications\nOpportunity to work with cutting-edge technologies\nEmployee engagement initiatives such as project parties, flexible work hours, and Long Service awards\nAnnual health check-ups\nInsurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parents\nValues-Driven, People-Centric & Inclusive Work Environment:\nPersistent is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds.\nWe support hybrid work and flexible hours to fit diverse lifestyles.\nOur office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.\nIf you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employment\nLet's unleash your full potential at Persistent -persistent.com/careers\n“Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.”","description_format":"text","description_chars":6437,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity","Flexible schedule","Growth opportunities","Hybrid work","Insurance coverage"],"hiring_locations":[{"name":"India","iso":"IN","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Health Care","Information Technology","IT Outsourcing & Dedicated Teams"],"lifecycle":[{"event":"open","at":"2026-10-17T03:59:24Z"}],"visa":[],"liveness":{"score":38,"band":"fade","label":"Fading","p_open":1,"p_active":0.51,"p_room":0.75,"age_days":25,"expected_fill_days":26,"reasons":["conf:1","stale_co","velocity","win:late"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/persistent-systems-senior-wireless-core-network-operations-engineer","json_url":"https://alion.io/job/persistent-systems-senior-wireless-core-network-operations-engineer.json","meta":{"generated_at":"2026-10-17T20:13:23Z","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":3854,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"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":59479},"rest":"https://alion.io/mcp/rest/get_company?id=59479"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fpersistent-systems-senior-wireless-core-network-operations-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%2Fpersistent-systems-senior-wireless-core-network-operations-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%2Fpersistent-systems-senior-wireless-core-network-operations-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/persistent-systems-senior-wireless-core-network-operations-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fpersistent-systems-senior-wireless-core-network-operations-engineer"}]}