{"id":3691314,"url":"https://alion.io/job/ust-network-engineer-ims-volte-remoto-desde-espana","title":"Network Engineer - IMS & VoLTE ( remoto desde España)","company":{"id":1774626,"name":"UST","domain":"ust.com","url":"https://alion.io/company/ust-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"RippleHire","truth_index":{"grade":"B","score":76,"open_postings":103,"ghost_share":0,"stale_share":0.971,"repost_share":0,"time_to_fill_p50_days":34,"computed_at":"2026-11-14T05:58:10Z"}},"role":"Networking","role_family":"Networking","seniority":null,"employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Madrid, Spain"],"countries":["ES"],"hiring_countries":["ES"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"DNS","optional":false},{"name":"Linux","optional":false},{"name":"TCP/IP","optional":false}],"status":"live","first_seen_at":"2026-11-03T16:37:13Z","employer_posted_date":"2026-11-03","last_verified_at":"2026-11-15T02:11:53Z","board_verified":true,"closed_at":null,"days_open":11,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":11},"description":"Â¡Seguimos buscando talentoâ€¦y nos encantarÃ­a que te unieras a nuestro equipo!\nPara que nos conozcas algo mejor, UST es una multinacional norteamericana certificada como Top Employer y Great Place to Work con mÃ¡s de 35.000 empleados a nivel global y con presencia en mÃ¡s de 35 paÃ­ses. Somos lÃ­deres en servicios de tecnologÃ­a digital y proporcionamos soluciones tecnolÃ³gicas de gran alcance a grandes compaÃ±Ã­as.\nÂ¿QuÃ© buscamos?\nBuscamos un/aIngeniero/a de Network especializado/a en IMS y VoLTE para incorporarse al equipo de Plataformas IoT de nuestro cliente, lÃ­der del sector de las telecomunicaciones.\nLa persona seleccionada participarÃ¡ activamente en la evoluciÃ³n, operaciÃ³n y optimizaciÃ³n de plataformas de comunicaciones, que soportan servicios avanzados de conectividad IoT, garantizando en todo momento la disponibilidad, el rendimiento y la escalabilidad de las soluciones de red.\nTrabajarÃ¡s en un entorno tecnolÃ³gico complejo y de alta criticidad, colaborando con equipos multidisciplinares y participando en proyectos clave relacionados con servicios de voz y seÃ±alizaciÃ³n sobre redes mÃ³viles.\nColaboraciÃ³n 100% remoto desde EspaÃ±a.\nFunciones y responsabilidades:\nParticipar en el diseÃ±o e integraciÃ³n de servicios IMS y VoLTE como parte del equipo de IngenierÃ­a de Red MÃ³vil.\nRealizar pruebas de validaciÃ³n de los servicios a implantar en entornos preproductivos.\nEjecutar la integraciÃ³n y puesta en producciÃ³n de servicios IMS/VoLTE previamente integrados y validados.\nLlevar a cabo la monitorizaciÃ³n del rendimiento, capacidad y disponibilidad de los sistemas de red asociados a IMS y VoLTE.\n\nRealizar anÃ¡álisis, diagnÃ³óstico y troubleshooting de problemas de red en entornos de preproducciÃ³ón y producciÃ³ón.\n\nColaborar estrechamente con equipos multidisciplinares: Core Network, Infraestructura, Seguridad y Operaciones.\n\nElaborar y mantener documentaciÃ³ón tÃ©écnica, procedimientos operativos y reporting de servicio.\n\nContribuir a iniciativas de automatizaciÃ³ón, mejora continua y optimizaciÃ³ón de la operaciÃ³ón de red.\n\nQuÃ©é esperamos de ti:\nAportar a partir de 2-3 aÃ±ños de experiencia profesional:\nConocimiento sÃ³ólido de arquitecturas IMS (IP Multimedia Subsystem).\nExperiencia o conocimientos en VoLTE / VoIP / SIP.\nConocimiento de redes mÃ³viles Core 4G y 5G.\nManejo de protocolos de seÃ±alizaciÃ³n: SIP, Diameter\nConocimientos de redes IP: Routing, DNS, NAT, TCP/IP\nExperiencia en anÃ¡lisis de trazas y troubleshooting de red.\nFamiliaridad con entornos Linux.\nConocimiento de tecnologÃ­as de virtualizaciÃ³n y Cloud.\nValorable: InglÃ©s B2\nÂ¿QuÃ© te ofrecemos?\n-23 dÃ­as laborables de vacaciones y el 24 y 31 de diciembre.\n-Numerosos beneficios sociales (seguro mÃ©dico, ayuda al teletrabajo, seguro de vida y seguro de accidentes).\n-Programa de RetribuciÃ³n Flexible (tarjeta comida, cheques guarderÃ­a, tarjeta transporte, clases de inglÃ©s online, seguro mÃ©dico para tu familiaâ€¦).\n-Acceso gratuito a varias plataformas de formaciÃ³n.\n-Estabilidad y carrera profesional.\n-Tenemos implantado un plan de compensaciÃ³n de referencias internas.\n-Posibilidad de elecciÃ³n de percibir tu salario en 12 o 14 pagas.\n-Medidas de conciliaciÃ³n (horario flexible, teletrabajo, asesoramiento de especialistas (psicÃ³logo, nutricionista, entrenador personal), jornada intensiva los viernes y en verano segÃºn proyecto).\n-Plataforma UST Club descuentos y descuentos en gimnasios.\nSi quieres conocer mÃ¡s, no dudes en inscribirte y nos pondremos en contacto contigo para ampliarte informaciÃ³n de la posiciÃ³n Â¡Te estamos esperando!\nEn UST nos comprometemos con la igualdad de oportunidades en nuestros procesos de selecciÃ³n y no realizamos ningÃºn tipo de discriminaciÃ³n por razÃ³n de raza, gÃ©nero, discapacidad, edad, religiÃ³n, orientaciÃ³n sexual o nacionalidad. 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