Packet Core / SDM Engineer

Location: Argentina – Córdoba preferred

Position Overview

We are primarily looking for resources with prior knowledge in deploying SDM (Subscriber Data Management) Nodes on Telco Clouds.

Required Experience and Technical Skills

- 8+ years of experience, with a minimum of 3+ years in SDL (Shared Data Layer) Solution Implementation/Upgrades.
- End-to-end understanding of SDM architectures and interworking.
- Deep knowledge of 4G and 5G call flows, and overall understanding of the latest technologies in the Telecom space, including VoLTE, VoWiFi, IoT, etc.
- Understanding of Cloud environments and how SDM solutions/nodes can be deployed over Cloud.
- Prior experience deploying SDM (SDL/PGW/SDLA/AUSF UDM) as BareMetal/VNFs/CNFs.
- Expertise in installing, upgrading, and integrating different SDM nodes.
- Sound understanding of troubleshooting tools such as Wireshark.
- Ability to follow HLD/DLD for SDM Nodes according to customer solutions.
- Good working experience with Linux, VMware, Docker & Containers, OpenStack, and OpenShift.
- Hands-on experience with Linux, Docker, and Kubernetes.
- Knowledge of LDAP, SOAP, Diameter, HTTP, and GSM SS7.

Additional / Nice-to-Have Experience

- SDL Migration experience will be an added advantage.
- Working experience with Nokia SDL, PGW, and SDLA will be an added advantage.

Roles & Responsibilities





- Lead end-to-end deployment, integration, and upgrade of SDM network elements across 2G, 4G, and 5G environments.
- Design and implement SDM solutions based on customer requirements, adhering to High-Level Design (HLD) and Detailed Level Design (DLD).
- Deploy SDM on VNF and CNF architectures within Telco Cloud environments.
- Install, configure, integrate, test (ATP/UAT), and upgrade SDM (SDL/PGW/SDLA, AUSF UDM).
- Support deployment and operations of cloud-native SDM solutions using platforms such as OpenStack, VMware, Docker, and OpenShift.
- Perform system validation and interoperability testing, and ensure seamless integration with multi-vendor environments.
- Analyze and troubleshoot issues using tools such as Wireshark, logs, and protocol-level debugging techniques.
- Provide deep technical support for SDM call flows, including 2G, 4G, 5G, VoLTE, VoWiFi, and related services.
- Collaborate with cross-functional teams, both onsite and offshore, to ensure timely delivery of deployment milestones.

Location and Work Requirements

- Candidates must be located in Argentina.
- Córdoba is preferred.
- Spanish language proficiency is required.
- Onsite presence may be requested for specific customer requirements.
- English is desirable.

📌 Packet Core / SDM Engineer (Argentina)
🏢 MSI Technologies
📍 Argentina