Senior Core Network Engineer

Serve as a subject matter expert for wireless packet core platforms across 5G, LTE, and 3G

analysis, network automation, and technology introduction across packet core, IP, and access network

Key Responsibilities

• Support the preparation and execution of design, instantiation, integration, and validation activities, including HLD, LLD, IP Flow, MOP, TOL, and ATP documentation.
• Support implementation and testing for wireless packet core platforms.
• Operate, maintain, and perform daily checks of packet core nodes; troubleshoot, resolve, and
• es…
• Use cloud and virtualization tools to automate workflows, manage CNF/VNF platform lifecycles,
• troubleshoot issues, validate integrations, perform end-to-end testing, and report KPIs.
• Configure, manage, and maintain IP and access network elements and technology platforms.
• implementation, and verification.
• Maintain network design and support documentation.
• Design and implement automation across Network Operations using in-house and open-source development tools.
• Implement and review network tools and scripts, and identify automation opportunities through data-driven analysis.
• Ensure the seamless introduction of new technology platforms and services into Enterprise Network Operations.
• Communicate with engineering regarding identified logical and physical network design issues.

Wireless Packet Core Platforms

• 5G Standalone Core (5GC): AMF, SMF, and UPF.
• Evolved Packet Core (EPC): MME, PGW, SGW, HSS, and ePDG.

Required Qualifications and Skills:

• Degree or diploma in Networking or Technology.
• Demonstrated experience working in a service provider environment.
• Experience with routers, switches, firewalls, routing, subnetting, and network protocols.
• In-depth understanding of TCP/IP and IP packet routing, including OSPF, IS-IS, BGP, EIGRP, MPLS, MPLS VPN, and multicast technologies
• Experience with Nokia (ALU) Service Router 7750 SR and 7210 SAS platforms and services, TiMOS/SR OS, and 5620 NSP/CPAM software.
• Experience with Nokia 7360 XGS-PON and 5520 AMS, or another vendor OLT solution.
• In-depth knowledge of security and DDoS mitigation systems.
• Ability to take ownership of and coordinate the resolution of network-related problems.
• Advanced analytical and methodical troubleshooting skills.
• Effective oral and written communication skills.
• Demonstrated ability to collaborate effectively in an organized and methodical team environment.
• Capabilities in innovation, creative thinking, problem-solving, judgment, achievement orientation, active listening, understanding, and response.

Desired Skills and Certifications

• Knowledge of data analytics and log parsing using tools such as Splunk and Grafana.
• Lean Six Sigma knowledge or certification