Hiring Company: FNS Systems LLC Client Need: Immediate Experience: 3–5 years Work Arrangement:100% Onsite Employment Type: [Contract/Full-Time] Location: [Onsite Location]
FNS Systems LLC is seeking a QXDM Device Specialist for an immediate client opportunity. This is a 100% onsite position. The ideal candidate will have hands-on experience troubleshooting and validating 4G LTE and 5G NR devices using Qualcomm diagnostic tools.
Responsibilities
Capture and analyze device logs using QXDM, QCAT, QPST, and Qualcomm DIAG tools.
Troubleshoot LTE, 5G NSA, and 5G SA connectivity issues.
Analyze RRC, NAS, IMS, SIP, MAC, and PHY-layer logs.
Reproduce device and network issues and identify root causes.
Create detailed defect reports, test results, and technical documentation.
Support device validation, regression testing, carrier acceptance, and field-debug activities.
Collaborate onsite with modem, firmware, RF, network, and QA engineering teams.
Required Qualifications
3–5 years of experience in wireless device testing, modem diagnostics, or cellular protocol troubleshooting.
Hands-on experience with Qualcomm QXDM.
Strong knowledge of 4G LTE, 5G NR, NSA, and SA technologies.
Experience with Android devices, ADB, QPST, QCAT, and Qualcomm DIAG tools.
Familiarity with RRC, NAS, IMS, VoLTE, VoWiFi, carrier aggregation, and EN-DC.
Strong troubleshooting, analytical, communication, and documentation skills.
Bachelor’s degree in Electrical Engineering, Computer Engineering, Telecommunications, or a related field preferred.
Candidates must be authorized to work in the United States.
Ability and willingness to work 100% onsite at the client location.
Preferred Qualifications
Experience with carrier testing, device certification, RF testing, or network emulators.
Knowledge of 3GPP standards.
Experience with Python, shell scripting, Wireshark, Jira, or TestRail.
FNS Systems LLC. is an equal-opportunity employer. We consider qualified applicants without regard to race, color, religion, sex, national origin, age, disability, veteran status, or any other status protected by applicable law.
Numbers & Facts
Location
Redmond, WA
Job Type
Full-time
Skills
4G (4th Generation) Wirelessunmatched
Analysis Skillsunmatched
Androidunmatched
Apple Macsunmatched
Atlassian JIRAunmatched
Bug Tracking/Defect Managementunmatched
Computer Engineeringunmatched
Computer Firmwareunmatched
Debugging Skillsunmatched
Documentationunmatched
Electrical Engineeringunmatched
Emulatorsunmatched
IP Multimedia System (IMS)unmatched
Identify Issuesunmatched
Modemsunmatched
National Security Agency (NSA)unmatched
Network Testingunmatched
PHYunmatched
Python Programming/Scripting Languageunmatched
Quality Assuranceunmatched
Radio Frequencyunmatched
Regression Testingunmatched
Root Cause Analysisunmatched
SIP (Session Initiation Protocol)unmatched
Technical Writingunmatched
Telecommunicationsunmatched
Testingunmatched
Third Generation Partnership Project (3GPP)unmatched
Unix Shell Programmingunmatched
Validation Testingunmatched
Wireless Communicationsunmatched
Wireless Protocols/Standardsunmatched
Wireshark (Ethereal)unmatched
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