6 Jobs für VoLTE Services
Stellenangebote VoLTE Services Jobs
Job am 25.05.2026 bei Mindmatch.ai gefunden
Ing. Ernst Steiner High- Tech Personalbereitstellungs- und Technische Dienstleistungsges. m. b. H
• AT- 9 Wien
Ready to ensure stable and high-quality voice
services and act as a key technical interface between operators and vendor teams? Then we would love to hear from you The enterprise [...]
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[...] is a leading international telecommunications vendor, providing innovative solutions for voice and core network services. Join the international Core Network team (10 members) and take on a vendor-[. .. ] Level 3/ R D teams for issue resolution. Voice Core Operations Maintenance: Operate and maintain IMS and voice core elements (e. g. , CSCF, HSS/ UDM, SBC, MGW, TAS) including Vo LTE/ Vo NR services in virtualized environments. Incident Management Troubleshooting: Investigate and resolve voice service issues (e. g. , SIP signaling, call setup failures, interconnect issues) to ensure high service availability. Signaling Interconnect Analysis: Analyze SIP and legacy signaling (SS7/ MAP/ ISUP) and support roaming as well as inter-operator voice connectivity. [. .. ]
Job vor 11 Tagen bei Jobleads gefunden
• Düsseldorf, Nordrhein- Westfalen
Rakuten Symphony is a Rakuten Group company, providing global B2B
services for the mobile telco industry and enabling next-generation, cloud-based, international mobile services. Building on the technology Rakuten used to [...]
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[...] launch Japans newest mobile network, we are taking our mobile offering global. Lets build the future of mobile telecommunications together About the role Were hiring an expert to strengthen [. .. ] privacy, and auditability. What youll do: Operate, administer, and optimize signaling firewalls: Diameter security and DRA/ Diameter firewall (e. g. , S6a, S9, S13, Cx/ Dx, Sh) SIP/ IMS security (Vo LTE/ Vo Wi Fi, SBC policy, TLS, topology hiding) GTPC firewall (GTPv2C on S5/ S8/ S11; awareness of GTPU risks) Build and tune rules, policies, signatures, and machinelearning/ heuristic detections for: Location tracking and subscriber profiling attempts Signaling storms, flooding/ Do S, malformed message fuzzing, tunnel hijack Roaming/ interconnect threats across SS7/ GRX/ [. .. ]
Job am 07.04.2026 bei Jobleads gefunden
Core Network Support Engineer Voice Core (f/m/x)
• Wien
Ready to ensure stable and high-quality voice
services and act as a key technical interface between operators and vendor teams? Then we would love to hear from you The enterprise [...]
MEHR INFOS ZUM STELLENANGEBOT
[...] is a leading international telecommunications vendor, providing innovative solutions for voice and core network services. Join the international Core Network team (10 members) and take on a vendor-[. .. ] Level 3/ R D teams for issue resolution. Voice Core Operations Maintenance: Operate and maintain IMS and voice core elements (e. g. , CSCF, HSS/ UDM, SBC, MGW, TAS) including Vo LTE/ Vo NR services in virtualized environments. Incident Management Troubleshooting: Investigate and resolve voice service issues (e. g. , SIP signaling, call setup failures, interconnect issues) to ensure high service availability. Signaling Interconnect Analysis: Analyze SIP and legacy signaling (SS7/ MAP/ ISUP) and support roaming as well as inter-operator voice connectivity. [. .. ]
Job am 27.03.2026 bei Jobleads gefunden
• Ingolstadt, Bayern
[. .. ] evolution through different generations; Main components of Radio Subsystem/RAN and Core Subsystem/Media Gateway, etc; Understanding of the difference between Circuit Switched and Packet Switched; Voice call processing [...]
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[...] on Vo LTE capable and non-capable cellular networks, fallback to common supported generation; Supplementary services applicable to voice calls; Packet routing configuration in cellular networks including APN and VPN; Concept of Roaming service, types of roaming, involved network nodes and typical issues; IMS service, SIP protocol, call flow details; Differences between MNO and VMNO; e SIM concept (activation/ deactivation, profile provisioning, profile switching) ; Cellular modems [. .. ]
Job am 26.03.2026 bei Jobleads gefunden
• Düsseldorf, Nordrhein- Westfalen
[. .. ] Send CV to Contact: +44 1277 635881 Industry: 5G Core/ IMS/ Telecom QA Engineering Position Summary This role focuses on validating and ensuring the quality of IMS [...]
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[...] Voice and Messaging services within a 5G Core environment. As a QA Engineer, you will execute endtoend testing, analyze IMS call flows, and verify service behavior across complex telecom architectures. Your contributions will directly support successful deployment, stability, and optimization of IMS solutions. Detailed Job Description As the 5GC IMS Voice Messaging QA Engineer, you will join a highperformance team responsible for validating IM Sbased servicesparticularly Vo LTE/ Vo NR voice and SMS functionalities. Working handson with Mavenir IMS platforms, you will perform detailed test planning, execution, troubleshooting, and defect analysis across 5GC and IMS layers. You will collaborate with engineering, integration, and vendor teams to ensure accurate callflow behavior, service continuity, and compliance with operator requirements. This role [. .. ]
Job am 19.02.2026 bei Jobleads gefunden
• Ingolstadt, Bayern
[. .. ] Tech Ops engineer should be ready for short business trips across Europe from time to time. Requirements: Strong understanding of cellular network architecture difference (2G/ 3G/ 4G/ [...]
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[...] 5G) Knowledge of Vo LTE, SIP protocol, IMS architecture, and fallback mechanisms Practical experience with roaming types, packet routing, APN configuration Understanding of e SIM provisioning, activation, and profile switching Proven experience analyzing/ troubleshooting modem/network logs (attach failures, call drops, PDP context, etc. ) Minimum 4 years of hands-on experience in QA, system validation, [. .. ] the Europe. Daily presence in the office or customer premises. Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Consulting Industries IT Services and IT Consulting Referrals increase your chances of interviewing at Intellias by 2x Sign in to set job alerts for Senior Test Engineer roles. Senior Test Engineer with Automotive Connectivity Telecommunication Background Ingolstadt, Bavaria, Germany 3 months ago Ingolstadt, Bavaria, Germany 2 months ago Systems Engineer Integration, Validation Verification and [. .. ]
Häufig gestellte Fragen
Wieviele offene Stellenangebote gibt es für VoLTE Services Jobs bei unserer Jobsuche?
Aktuell gibt es auf JobRobot 6 offene Stellenanzeigen für VoLTE Services Jobs.
In welchen Bundesländern werden die meisten VoLTE Services Jobs angeboten?
Die meisten Stellenanzeigen für VoLTE Services Jobs werden derzeit in Bayern (2 Jobs), Nordrhein-Westfalen (2 Jobs) und Sachsen (0 Jobs) angeboten.
