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4G/5G Core Network Engineer
Location
United States
Posted
46 days ago
Salary
0
Seniority
Senior
Job Description
4G/5G Core Network Engineer
SAN R&D Business Solutions
• Work with 4G/5G core network products from vendors like Nokia, Ericsson, and Samsung • Analyze and interpret 3GPP specifications and telecom standards • Design and implement API integrations across network functions (NFs) • Work with REST APIs (OpenAPI/Swagger) for telecom integrations • Enable integration of LF CAMARA APIs with network functions such as: - NEF / SCEF - PCF (Policy Control Function) - UDR (Unified Data Repository) • Collaborate with vendors to identify gaps and define API roadmaps • Support implementation of GSMA Open Gateway architectures • Understand and contribute to call flows and connection flows across: - IMS (IP Multimedia Subsystem) - SBA (Service-Based Architecture) - OSS/BSS systems (TM Forum standards)
Job Requirements
- 5+ years of experience in telecom APIs and network function integration
- Strong experience in 4G/5G Core Network architecture
- Hands-on experience with telecom vendors: Nokia / Ericsson / Samsung
- Strong understanding of: - 3GPP standards (5G core, NEF, SCEF, etc.) - LF CAMARA APIs - GSMA Open Gateway architecture
- Experience with REST APIs (OpenAPI / Swagger)
- Knowledge of network function interfaces and integrations
- Understanding of IMS, SBA, OSS/BSS call flows
- Strong analytical skills to interpret technical specifications
Benefits
- No H1B & OPT
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• Design, deploy, and support the network infrastructure that powers the O-I manufacturing and office environments worldwide • Implement and maintain enterprise network infrastructure supporting O-I’s global business • Troubleshoot network issues to ensure timely resolution and continuity of operations • Monitor network performance and availability across O-I locations • Maintain accurate, comprehensive documentation in accordance with Global Standards • Participate in on-call rotations to provide continuous support and rapid response to critical network incidents • Lead network infrastructure projects, including tech refreshes and lifecycle management initiatives
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SarnovaSarnova is an Equal Opportunity Employer. Our mission is to be the best partner for those who save and improve patients’ lives. Excellence in delivering upon our mission is dependent upon having a diverse team that is empowered to bring their full, authentic self to work each day. We strive to create a workplace that reflects the communities we serve, and we are passionate about creating an inclusive workplace that promotes and values diversity.
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