5G Device & Protocol Engineer at Astir IT Solutions, Inc. 5G Device & Protocol Engineer at Astir IT Solutions, Inc. in Mercer Island, Washington Posted in 1 day ago.

Type:

full-time

Job Location:

Bellevue, WA (Onsite) Local candidates are preferred. We are looking for an experienced 5G Device & Protocol Engineer with strong hands-on expertise in

LTE/5G NR

performance analysis, VoNR/IMS call flows, protocol-level troubleshooting, KPI automation, and live-network validation . Key Responsibilities Analyze 5G NR/LTE network performance and perform root-cause analysis (RCA). Troubleshoot VoNR, VoWiFi, IMS, and SIP call flows . Perform protocol-level debugging across RRC, NAS, SIP, IMS, PDCP, RLC, and HARQ . Analyze KPIs including DL/UL throughput, latency, jitter, packet loss, BLER, and MCS . Perform log and trace analysis using QXDM, QCAT, Wireshark/PCAP, XCAL/XCAP , or similar tools. Validate performance in live networks and field environments . Develop KPI reporting and automation using Python, SQL, Tableau, and/or Power BI. Identify network performance issues and provide recommendations for optimization. Required Skills Strong knowledge of 5G NR/LTE architecture and protocol stack . Hands-on experience with VoNR, IMS, SIP, and end-to-end call-flow troubleshooting . Strong experience in protocol debugging, KPI analysis, and network RCA . Experience with Python scripting/automation and network analytics . Thank you, Bharath M Account Manager Astir IT Solutions, Inc -

An E-Verified Company :

bharathm@astirit.com

Direct :

7326946000

•806 50 Cragwood Rd. Suite # 219, South Plainfield, NJ 07080 www.astirit.com