Job description

Go to person for 4G/5G specification understanding, end to end call flows, NAS procedures, handover procedures, interworking call flows and service flows
Go to person for 4G/5G core network, IMS core and VoLTE other service understanding
Go to person for supporting network planning, network deployment, IP planning and network optimization
Shall have understanding of L2/L3 transport network used in the network deployment Shall have complete understanding of 4G (eNB)/5G(gNB), specifications, protocol layers and call flows
Go to person for debugging and providing solutions for network, deployment, service level and product level issues
Shall have complete understanding of RAN product portfolio and management system
Interfacing with customer, field and other external stake holders in the network deployment
Understanding and deriving customer field requirements and coordinating with internal teams
Prioritization of requirements and bug fixes for software delivery
Supporting system configuration planning optimization and LMS preparation
Field support
Analysis of DT logs, traces for debugging of the field issues
Supporting AT, System validation, POCs and Demos
Supporting IOTs with other vendor RAN nodes and core networks
Raising bugs and getting the issues fixed in co-ordination with development team

Mandatory skills:

Good understanding 4G/5G 3GPP specifications and fair understanding of 2G/3G specifications
Good understanding of 4G/5G core network and IMS core
Good understanding of end-to-end call flows, NAS procedures, handover procedures, interworking procedures and service flows
Good understanding of VoLTE service and CS services
Good understanding of end-to-end 4G/5G network deployments with more focus on RAN deployment, network planning and network optimization
Good understanding system parameter planning optimization including handover parameter planning LMS planning
Good working exposure to 4G/5G RAN products including RRHs. Exposure to handling product related issues
Exposure to interworking with OEM core products
Strong working experience in 4G eNB/5G (gNB) including protocols, call flows, end to end traffic throughput requirements
Strong debugging skills to analyze network level issues, network deployment issues, service issues and RAN issues at each layer (L3/L2/L1)
Strong debugging troubleshooting and log analysis skills
Good working exposure to FCAPS and KPI analysis
Good understanding network protocols, IP planning and IETF standards
Good exposure to DT tools like XCAL/Spirent/TEMS/QXDM and DT log analysis

Desired skills:

Preferred Qualifications:

Diversity and Inclusion Statement :

Tejas Networks is an equal opportunity employer. We celebrate diversity and are committed to creating all-inclusive environment for all employees.
We welcome applicants of all backgrounds regardless of race color, religion, gender, sexual orientation, age or veteran status.
Our goal is to build a workforce that reflects the diverse communities we serve and to ensure every employee feels valued and respected.

Lead Engineer Network Deployment (Wireless)