Find & Apply For Radio Frequency (RF) Engineer Jobs in Seattle, Washington

QXDM/QCAT

Analysis Engineer Seattle, WA 98101 $96,000 - $116,000 a year - Contract, Full-time We are particularly interested in candidates who can work directly with live

QXDM/QCAT

logs, identify the relevant events, troubleshoot RF and protocol issues, and provide a clear root-cause analysis. Candidate should be able to correlate SIP logs with the UE/device timestamp to find the correct call and troubleshoot call failures. QXDM / Log Analysis Recent hands-on

QXDM/QCAT

experience is strongly preferred. The candidate should be able to: Navigate and filter QXDM logs. Find events around a specific failure timestamp. Analyze RF measurements and protocol events. Identify handover failures. Analyze RRC, NAS, IMS, and SIP procedures. Correlate RF conditions with call and data performance. Identify the likely root cause of a failure. The candidate should understand a typical handover sequence: Measurement Report → RRC Reconfiguration → Target Cell RACH → Reconfiguration Complete and recognize failure scenarios involving

RLF, RRC

Re-establishment, and T304. This role is best suited for someone who can go beyond KPI reporting and determine why a problem occurred and how to fix it, they should have strong experience working with QXDM/QCAT and device logs to troubleshoot RF, mobility, call, and data-performance issues.

Pay:

$96,000.00 - $116,000.00 per year

Benefits:

Referral program

Work Location:

In person