{"id":1642513,"url":"https://alion.io/job/firstlight-carrier-voice-engineer","title":"Carrier Voice Engineer","company":{"id":179441,"name":"FirstLight","domain":"firstlight.net","url":"https://alion.io/company/firstlight-2","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"ADP","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-06T05:45:30Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Albany, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":75000,"max":95000,"currency":"USD","period":"year","gross":null,"usd_annual":95000},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Anomaly Detection","optional":false},{"name":"DNS","optional":false},{"name":"Machine Learning","optional":false},{"name":"SIEM","optional":false},{"name":"SQL","optional":false},{"name":"Tcpdump","optional":false},{"name":"Wireshark","optional":false},{"name":"Databricks","optional":true},{"name":"ElasticSearch","optional":true},{"name":"Grafana","optional":true},{"name":"MySQL","optional":true},{"name":"OpenSearch","optional":true},{"name":"PostgreSQL","optional":true},{"name":"Power BI","optional":true},{"name":"PowerShell","optional":true},{"name":"Python","optional":true},{"name":"Rest API","optional":true},{"name":"Snowflake","optional":true}],"status":"live","first_seen_at":"2026-06-15T17:13:00Z","employer_posted_date":"2026-06-15","last_verified_at":"2026-10-06T23:12:07Z","board_verified":true,"closed_at":null,"days_open":113,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":112},"description":"We are seeking an experienced Carrier Voice Engineer to secure, support, and optimize carrier-grade voice services across wireline, wireless, wholesale, enterprise, and interconnect environments. This role requires deep expertise in VoIP, SIP, TDM, SBC platforms, voice security, fraud mitigation, AI-enabled analytics, software systems, databases, and Tier III operational support.\nThe ideal candidate has hands-on experience with large-scale telecom voice platforms, SIP trunking, SS7/SIGTRAN, DDoS protection, security monitoring, data analysis, and automation within a highly available carrier network.\nKey Responsibilities\nDesign, implement, and maintain security controls for carrier-grade voice platforms, including SIP infrastructure, SBCs, softswitches, media gateways, and interconnect gateways.\nConfigure, harden, and troubleshoot Session Border Controllers supporting carrier interconnects, SIP trunks, wholesale, enterprise, and customer-facing voice services.\nProtect voice infrastructure against SIP-based attacks, toll fraud, robocalling abuse, traffic pumping, caller ID spoofing, DDoS events, and abnormal call routing behavior.\nMonitor voice networks for security events, service-impacting issues, fraud indicators, and anomalous traffic patterns using logs, telemetry, SIEM tools, and operational dashboards.\nApply AI, machine learning, automation, and advanced analytics to improve fraud detection, threat identification, incident response, and operational efficiency.\nAnalyze telecom data from CDRs, SIP logs, SBC telemetry, routing systems, firewalls, DNS, SIEM platforms, fraud systems, and operational databases.\nSupport and troubleshoot software applications used for voice provisioning, fraud management, CDR processing, reporting, monitoring, service assurance, and network operations.\nQuery and analyze relational or analytics databases to support troubleshooting, reporting, fraud investigations, and security analysis.\nProvide Tier III support for voice security incidents, SIP/SBC issues, fraud events, DDoS attacks, and complex service-impacting problems.\nSupport secure migration and ongoing protection of legacy and hybrid voice environments, including TDM, SS7, SIGTRAN, PSTN gateways, and IP-based voice platforms.\nMaintain high availability and resiliency through secure design, geographic redundancy, failover validation, disaster recovery planning, and capacity management.\nMaintain documentation, standards, diagrams, playbooks, and procedures; support audits, risk reviews, regulatory requirements, and security governance activities.\nRequired Qualifications\n7+ years of experience in telecom network engineering, voice engineering, network security, or carrier operations.\n5+ years of hands-on experience with carrier-grade VoIP, SIP, SBC, softswitch, or voice platform environments.\nStrong knowledge of telecom voice technologies and protocols, including SIP, RTP/SRTP, TLS, SDP, DNS, SS7, SIGTRAN, ISUP, and SIP trunking.\nExperience with carrier voice platforms such as Cisco, Metaswitch, Genband/Ribbon, NetSapiens, or comparable SBC/softswitch platforms.\nExperience securing SIP trunks, carrier interconnects, wholesale voice, enterprise voice, and customer-facing voice services.\nKnowledge of voice fraud patterns, telecom abuse scenarios, and mitigation techniques.\nExperience with AI/ML, automation, scripting, or analytics used for fraud detection, anomaly detection, reporting, or network/security operations.\nExperience working with software applications and databases used in telecom, security, fraud, provisioning, reporting, or operations environments.\nFamiliarity with tools such as SIEM platforms, firewalls, DDoS platforms, packet capture tools, CDR repositories, fraud systems, dashboards, and log analysis platforms.\nStrong troubleshooting skills using Wireshark, tcpdump, SIP traces, SBC logs, CDR analysis, SQL queries, and platform diagnostic tools.\nPreferred Qualifications\nExperience supporting Tier 1, Tier 2, or large regional carrier voice networks.\nExperience with STIR/SHAKEN, robocall mitigation, call authentication, or voice reputation platforms.\nExperience with scripting, automation, data analysis, or reporting tools such as Python, SQL, Bash, PowerShell, REST APIs, Power BI, or Grafana.\nExperience with relational or analytics databases such as Oracle, SQL Server, PostgreSQL, MySQL, Snowflake, Databricks, Elasticsearch, or OpenSearch.\nFamiliarity with OSS/BSS, provisioning systems, service assurance platforms, fraud management systems, network inventory systems, SIEM/SOAR, or ticketing platforms.\nRelevant certifications such as CISSP, CISM, or CCNP Security\nAbout FirstLight:\nFirstLight, headquartered in Albany, New York, provides fiber-optic data, Internet, data center, cloud and voice services to enterprise and carrier customers throughout the Northeast connecting more than 13,000 locations in service with more than 125,000 locations serviceable by our more than 25,000-route mile network. FirstLight offers a robust suite of advanced telecommunications products featuring a comprehensive portfolio of high bandwidth connectivity solutions including Ethernet, wavelength, and dark fiber services as well as dedicated Internet access solutions, data center, cloud and voice services. FirstLight’s clientele includes national cellular providers and wireline carriers and many leading enterprises, spanning high tech manufacturing and research, hospitals and healthcare, banking and financial, secondary education, colleges and universities, and local and state governments.\nFirstLight Fiber is an equal opportunity employer. In accordance with state and federal laws, FirstLight’s equal opportunity policy is that all applicants and employees are treated equally by the company with respect to employment opportunities, regardless of race, color, religion, sex, sexual orientation, disability, or veteran status or veteran disability.","description_format":"text","description_chars":5924,"description_truncated":false,"requirements":{"experience_years_min":7,"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":["Cybersecurity","Telecommunications","Enterprise Networks"],"lifecycle":[{"event":"open","at":"2026-10-01T22:33:28Z"}],"visa":[],"liveness":{"score":14,"band":"cold","label":"Long shot","p_open":1,"p_active":0.488,"p_room":0.28,"age_days":112,"expected_fill_days":39,"reasons":["conf:0","win:tail","crowd:"],"computed_at":"2026-10-06T05:45:30Z"},"pay":{"stated_usd_annual":95000,"is_top_pay":false},"html_url":"https://alion.io/job/firstlight-carrier-voice-engineer","json_url":"https://alion.io/job/firstlight-carrier-voice-engineer.json","meta":{"generated_at":"2026-10-06T23:18:30Z","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","counted_by":"address","units_charged":1,"used_today":4526,"day_limit":5000,"remaining_today":474,"minute_limit":60,"resets_at":"2026-10-07T00:00:00Z"}},"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":179441},"rest":"https://alion.io/mcp/rest/get_company?id=179441"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffirstlight-carrier-voice-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%2Ffirstlight-carrier-voice-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%2Ffirstlight-carrier-voice-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/firstlight-carrier-voice-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffirstlight-carrier-voice-engineer"}]}