Your Role -Developing and maintaining Core Network services. -Working with Diameter, SIGTRAN, SS7 and related signalling technologies. -Supporting the onboarding of new connectivity partners and roaming -integrations. -Troubleshooting complex signalling and connectivity issues. -Designing resilient, highly available services. -Improving load balancing, rate limiting and traffic management capabilities. -Driving cloud-native migration initiatives. -Contributing to multi-region and disaster recovery designs. -Analysing signalling incidents and performance bottlenecks. -Developing overload protection and rate-limiting strategies. -Improving observability, monitoring and operational readiness of network services. -Reducing operational toil through automation. Your Impact -Reliable connectivity for IoT customers worldwide: Your work keeps signalling and roaming services available, fast and resilient, so customers' devices stay connected across networks. -A scalable, cloud-native Core Network: You help move emnify's platform toward multi-region, disaster-resilient and automated operations. -Faster incident resolution: Your analysis of signalling incidents and bottlenecks shortens recovery times and prevents repeat failures. -Faster partner onboarding: Your expertise speeds up the integration of new connectivity partners and roaming relationships. -Less operational toil: Automation and better observability free the team to focus on engineering improvements. What We Expect -Strong background in mobile core networks. -Telecom protocol testing and debugging. -Experience with telecom vendors and roaming partners. -Deep understanding of Diameter, SIGTRAN, SS7, GSM/LTE core concepts and roaming architectures. -Experience with HLR, HSS, SMSC, STP, DRA and related components. -Experience developing and maintaining network services. -Ability to troubleshoot complex signalling and connectivity issues. -Experience with load balancing, rate limiting and overload protection. -Experience with monitoring, observability and incident analysis. I-nterest in automation and reducing operational toil. Nice to have -5G Standalone Core experience. -IoT connectivity experience. -eSIM / SIM management platform experience. -Experience with Kubernetes and cloud-native systems. -Good AWS knowledge.

Staff Mobile Core Signalling Engineer

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