Hello,

Here is the updated JD:

JD:
" What You’ll Own

Cellular, WiFi & Satellite Testing

· Validate LTE / 5G NR / WiFi (2.4/5 GHz, WiFi 6/6E)
· Test eNB/gNB handovers, roaming, and RF performance
· Execute satellite uplink/downlink testing and link validation
· Benchmark throughput, latency, jitter, packet loss, and QoS

Telephony & VoIP Protocol Validation

· Deep testing of SIP, RTP, RTCP, IMS, SS7
· MOS scoring, codec validation (G.711, Opus, AMR)
· Regression testing across dial plans and failover scenarios


Lab Design & Ground-Up Ownership

· Architect and maintain fully instrumented test labs
· Configure routers, switches, firewalls, VoIP gateways
· Manage RF analyzers, traffic generators, satellite modems
· Establish repeatable test frameworks and validation workflows
· Own firmware updates, baselines, and lab lifecycle management

Raspberry Pi & Edge Testing

· Configure Raspberry Pi devices for:
o Edge network testing
o Traffic simulation
o Telemetry capture
o Automation scripting
· Develop Python/Bash scripts for distributed lab orchestration
· Integrate edge devices into enterprise test topologies


Advanced Troubleshooting

· Deep packet analysis (Wireshark, tcpdump)
· RF diagnostics and interference analysis
· Multi-layer OSI root-cause investigations
· Executive-ready reporting and optimization recommendations


What We’re Looking For

· 5+ years of hands-on network testing experience
· Strong expertise in LTE / 5G NR / WiFi / VoIP
· Satellite communications testing exposure
· Proven experience building test labs from scratch
· Hands-on Raspberry Pi configuration and scripting
· Strong Linux command-line skills
· Experience with routing, switching, VLANs, BGP/OSPF
· Mastery of tools like Wireshark, iPerf, Nmap, RF analyzers
· Clear communication and structured documentation skill



Kindly update your resume with the most imp skills:

1. Lab Testing Experience
2. Experience with Raspberry Pi:
3. LTE / 5G NR / WiFi / VoIP
4. routing, switching, VLANs, BGP/OSPF