Core Solution Architect

We are looking for an experienced Core Solution Architect to lead the design and end-to-end delivery of complex core network solutions. This role demands in-depth expertise in Packet Core, Circuit Core, VAS, and Signaling, and a proven ability to drive large-scale projects in collaboration with cross-functional teams and external vendors. The ideal candidate will play a key role in ensuring architectural integrity and successful solution implementation in line with business and technical objectives.

Key Responsibilities:

• Architect and design end-to-end solutions for core network domains, including Packet Core (EPC/5GC), Circuit Core (MSC/MGW), VAS (SMSC, USSD, MMSC), and Signaling platforms (SS7, Diameter, SIP).
• Lead the development of high-level and low-level designs aligned with business requirements and technology strategy.
• Work closely with delivery teams to ensure seamless implementation of solutions across all project phases.
• Collaborate with external vendors for solution design, integration, customization, and support.
• Manage solution delivery in complex, multi-vendor, and multi-technology environments.
• Translate evolving business requirements into scalable, resilient, and secure network designs.
• Drive technical governance and maintain architecture standards across network programs.
• Perform impact assessments, risk analysis, and define mitigation strategies for ongoing and upcoming projects.
• Support network transformation, modernization, and migration initiatives, including 2G/3G sunset and 5G deployment.

Required Qualifications and Experience:

• Bachelor’s or Master’s degree in Telecommunications, Computer Science, Electronics, or a related field.
• 8+ years of experience in telecom solution architecture, with a focus on core network domains.
• Strong hands-on experience in:
• Packet Core: EPC, MME, SGW, PGW, UPF, SMF, AMF.
• Circuit Core: MSC, MGW, HLR/HSS.
• Signaling: SS7, Diameter, SIP, STP, DRA.
• VAS: SMSC, USSD, MMSC, Voicemail.
• Proven experience managing complex project deliveries and multi-vendor integration.
• Strong understanding of 3GPP standards, IMS, NFV/SDN, and telco cloud principles.
• Excellent communication, stakeholder management, and documentation skills.

Preferred Skills:

• Experience with 5G SA/NSA deployments and cloud-native architectures.
• Exposure to orchestration and automation platforms (e.g., Kubernetes, OpenStack).
• Certifications such as TOGAF, PMP, or vendor-specific credentials (e.g., Nokia, Ericsson, Huawei) are a plus.