Sr. Network Test Engineer - Cellular, WiFi & Broadband

Bellevue, WA
Full Time
Experienced
Senior Network Test Engineer
  • Work site – Redmond Onsite – 5-days per week
  • Work Authorization - W-2 Only | No Sponsorship
  • Pay Rate - $55.00 - $65.00 per hr.
Inabia Solutions & Consulting
Are you a hands-on network engineer who thrives in lab environments, RF testing, and deep protocol validation?
We are hiring a Senior Network Test Engineer to design and operate enterprise-grade telecom and satellite test environments from the ground up. This is a high-impact, execution-focused role for engineers who enjoy working close to the hardware and solving complex performance challenges across cellular, WiFi, VoIP, and satellite systems.
This role is fully onsite and requires strong lab ownership, structured troubleshooting, and automation mindset.

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:
    • Edge network testing
    • Traffic simulation
    • Telemetry capture
    • 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 skills
Why Join Inabia?
  • Work on mission-critical telecom and satellite programs
  • Own enterprise test environments end-to-end
  • Operate in a high-impact, engineering-driven culture
  • Grow into automation, CI/CD validation, and distributed test orchestration
If you are an engineer who prefers execution over theory and thrives in structured lab environments, we want to hear from you.

Apply today!!
Share

Apply for this position

Required*
We've received your resume. Click here to update it.
Attach resume or Paste resume
Attach resume as .pdf, .doc, .docx, .odt, .txt, or .rtf (limit 5MB) or Paste resume

Paste your resume here or Attach resume file

Human Check*