Principal Network Engineer

Verizon Communications-posted 9 months ago
Full-time • Senior
Remote • Branchburg, NJ
Telecommunications
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The Principal Network Engineer will function as operations lead providing subject matter expertise and operational support for the team on the IMS Core Subscriber Data Management (SDM) Backend database and provisioning elements including 5G UDR, 4G OneNDS, Provisioning Gateways, and Netact Element Management Systems. The candidate must have hands on experience at an operational level demonstrating routine care and feeding via Linux/OpenStack/Webscale/Application Deployments, scripting, and automation. Must be well versed at debugging/troubleshooting techniques for the application and system infrastructure. Installing, configuring, upgrading, and troubleshooting of 4G and 5G core network elements. Monitoring performance, optimization, log analyzation. Using your experience with 5G call flow and network function virtualization (NFV). Using your knowledge of 5G security protocols and best practices. Using your understanding of 3GPP standards and specifications related to 5G core. Integration with existing 5G/4G network functions.

  • Provide subject matter expertise and operational support for IMS Core Subscriber Data Management.
  • Install, configure, upgrade, and troubleshoot 4G and 5G core network elements.
  • Monitor performance, optimization, and log analysis.
  • Support flexible work schedule, including overnight and weekend work.
  • Participate in on-call rotations for after-hours critical support.
  • Oversee reporting of service KPI and analytics.
  • Attend performance meetings with vendors and engineering personnel.
  • Build detailed project plans and lead weekly status calls.
  • Mentor team members on networking, application design, and engineering.
  • Bachelor's degree or four or more years work experience.
  • Six or more years of relevant work experience.
  • Experience with at least one major 5G core vendor solution (e.g. Ericsson, Nokia, Samsung, Oracle).
  • Advanced working knowledge of TCP/IP, UDP, DNS, Netmask, DIAMETER, SIP, LDAP, JSON, and load balancing.
  • Working knowledge of protocol analysis tools such as IrisView, NetScout, wireshark, tcpdump, ping, netstat.
  • Proficient skills with large database administration, scripting, and automation tasks (Python, yaml, ansible, JSON).
  • Understanding of 5G and 4G core network architecture and network functions like UDR, UDM, PCF, HSS, PCRF.
  • Ability to work independently and within a team in a fast-paced environment.
  • Bachelor's/Master's in technology related field.
  • Certification in Linux, OpenStack, Webscale, Database Admin, Cloud Security or equivalent.
  • In-depth knowledge of design principles of OpenStack and Webscale architecture.
  • Deep understanding of 5G and 4G core network architecture and network functions.
  • Advanced knowledge of protocol analysis tools such as IrisView, NetScout, wireshark, tcpdump, ping, netstat.
  • Containerization technologies like Kubernetes, Docker.
  • Cloud-native principles and microservices architecture.
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