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Device Test Engineer
Job in
Greenwood Village, Arapahoe County, Colorado, USA
Listed on 2025-12-01
Listing for:
SIDRAM TECHNOLOGIES
Full Time
position Listed on 2025-12-01
Job specializations:
-
Engineering
Systems Engineer, Wireless / 5G
Job Description & How to Apply Below
Overview
Job Title:
Device Test Engineer
Location:
Greenwood Village, CO 80111 (onsite)
Job Order Type:
Contract - Onsite
Job Type: 06+ Months
Client Company Name:
Charter Communications
Contract Details: 40 Hours
Work Authorization: USC, GC, GC-EAD
No. of positions: 01
Submissions Quota: 02
Primary Responsibilities/Tasks- Min 5+ years of experience with different cellular/mobile devices based on iOS operating systems
- Strong knowledge of 3
GPP 5G SA/NSA, 4G LTE mobile technologies and architecture - Good understanding of 3
GPP standards; signalling call flows, Layers 1/2/3 - Develop and execute device test plans, and validate mobile device cellular feature capabilities (5G, VoNR, VoLTE, Vo Wi Fi , LTE)
- Experience with different cellular modem chipsets – Qualcomm (QCOM), Media Tek (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
- 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 3
GPP standards, signalling call flows (Layers 1/2/3) - Hands-on with SIM/eSIM (critical)
- QXDM expertise (mandatory) + other modem tools (QPST, XCAL, XCAP)
- Experience with Qualcomm, Media Tek, Samsung, Intel chipsets
- Able to own tasks, work independently, and coordinate with vendors
- Python scripting (basic)
- Not Applicable
- Contract
- Engineering and Information Technology
- Technology, Information and Internet
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