Description As a Domain Architect, you will play a key role in delivering advanced solution consulting across customer projects. You’ll partner closely with customers to understand their business and technical needs, translating them into innovative, high-impact solutions. This role involves designing and implementing challenging integration, operations, or performance architectures while actively sharing your expertise to drive and empower others. Responsibilities Develop and deliver detailed SDM core network solution designs and architectures, including technical risk evaluations for end-to-end solutions. Conduct requirement analysis and create high- and low-level designs, call flows, test and migration strategies, and support acceptance and test execution activities. Drive technical implementation during project delivery, ensuring seamless execution and integration. Partner with the Sales team on solution design, effort estimation, scope definition, and contract discussions to ensure value alignment. Working closely with cross-functional teams, including product managers, project teams, and third-party vendors, to align customer needs with available solutions. Serve as the key customer interface for solution design validation and adaptation throughout the delivery lifecycle. Provide technical guidance, troubleshooting support, and mentorship to colleagues and teams to foster continuous learning and excellence. Qualifications Must Have: Engineering or equivalent degree with 10 years’ practical experience in SDM solution design and migration (SDL, PGW, HLR, HSS, NDS, IMS Nodes, EIR, MNP) across 3G, 4G, 5G, cloud, and enterprise environments. Good understanding of GSM/UMTS/LTE network architectures, call flows, and international standards, including 3GPP and ETSI. Solid knowledge of cloud technologies (VNF, CNF) and related platforms such as CBIS/CBAM, NCS/NCOM, VMware, or OpenStack. Good to Have: Working experience with Unix/Linux environments. Proven ability to drive and deliver challenging technical programs and solutions. Networking troubleshooting experience using tools like Wireshark. Basic scripting knowledge (Shell, PERL, Python, or Ansible) as an added advantage.