Mobile Device Test Engineer (Debug and Log Analysis)

Mobile Device Test Engineer (Debug and Log Analysis) - Greenwood Village CO 80111 United States
Device Test Engineer (iOS Debug Specialist)

• Team Size: 7 members
• Work Setup: 5 days onsite Denver CO (local preferred, relocation accepted )
• Experience Required: 5+ years with iOS mobile devices and cellular technologies

Key Must-Haves:

• **iOS Debug expertise (mandatory)
• **Skilled in log analysis (70%) and device testing (30%)
• Strong in 5G SA/NSA, 4G LTE, VoLTE, VoNR
• Excellent in Wi-Fi
• Deep knowledge of 3GPP standards, signaling call flows (Layers 1/2/3)
• Hands-on with SIM/eSIM (critical)
• QXDM expertise (mandatory) + other modem tools (QPST, XCAL, XCAP)
• Experience with Qualcomm, MediaTek, Samsung, Intel chipsets
• Able to own tasks, work independently, and coordinate with vendors

Nice to Have:

• Python scripting (basic)
  
  
  Primary Responsibilities/Tasks of Device Test Engineer:
  - Min 5+ yrs of Experience with different Cellular/Mobile Devices based on iOS operating systems
  - Strong knowledge of 3GPP 5G SA/NSA, 4G LTE mobile technologies and architecture.
  - Good understanding of 3GPP standards; signaling call flows, Layers 1/2/3
  - Develop and execute device test plans, and validate Mobile device cellular feature capabilities 5G, VoNR, VoLTE, VoWiFi, LTE)
  - Experience with different cellular modem chipsets Qualcomm (QCOM), MediaTek (MTK), Samsung (LSI), etc
  - Experience with modem logging/analysis tools such as QXDM, QPST, XCAL, XCAP
  - Familiarity with SIM / eSIM design and provisioning flows
  - Experience in testing Wi-Fi and Passpoint configurations (HS2.0/802.1x/WPA3)
  - Analyze, determine, and document issues; Communicate testing progress / technical reports
  - Basic programming skills, especially in Python
  - Is Proactive and works independently with minimal supervision