Quality Assurance Engineer Job at EPITEC, Plano, TX

VXgrR3lPRStzZ2p1TldYTm9PY21ZVzlVTnc9PQ==
  • EPITEC
  • Plano, TX

Job Description

Location : Onsite in Plano, TX

Job Title: Quality Assurance (QA) Engineer – Mobile Field Testing (4G/5G)

*PLEASE NOTE: Bilingual Korean/English is required for this role. Candidates that are not bilingual will not be considered for this opportunity*

Summary: We are seeking a detail-oriented Quality Assurance (QA) Engineer to support all QA activities related to LTE and 5G field protocol testing, including SIM OTA activation. The QA Engineer will be responsible for developing and executing test strategies and validation plans to ensure UE (User Equipment) functionality meets both QA and carrier requirements. This role involves performing detailed analysis of 4G and 5G protocols, conducting field testing in live networks, and troubleshooting mobile handset devices.

Key Responsibilities:

  • Conduct comprehensive testing and validation of UE functionality on 4G/5G air interface and call processing technologies .
  • Analyze and debug IMS-related features , including registration, VoLTE, VoWiFi, ViLTE, conferencing, SMS, MMS, and RCS.
  • Perform post-processing of UE logs, analyzing various KPIs for performance evaluation.
  • Utilize log post-processing tools such as QXDM, QCAT, Wireshark, and ShannonDM for detailed OTA signaling message analysis.
  • Execute field testing and troubleshoot LTE and 5G NR issues in live networks.
  • Ensure comprehensive knowledge and application of 5G NSA and SA architectures .
  • Validate UE compliance with SIM OTA activation requirements.
  • Provide bilingual support for Korean-speaking stakeholders.

Qualifications:

  • Strong understanding of 4G and 5G air interface, call processing technologies, and network architecture , specifically focused on Radio Access Network.
  • Expertise or familiarity with UE log post-processing tools and OTA signaling messages analysis.
  • Previous experience in LTE and 5G NR field testing within live network environments.
  • Ability to analyze and debug IMS-related features across multiple functionalities.
  • Knowledge and proficiency in 5G NSA and SA technologies .
  • Prior exposure to SIM OTA activation testing is a plus.
  • Korean bilingual is required.

Job Tags

Similar Jobs

LHH

Electrical Maintenance Technician Job at LHH

LHH Recruitment Solutions has partnered with a growing organization, and they are seeking a motivated Electrical Maintenance Technician Manufacturing to join their team. This is a fantastic opportunity for someone who is passionate about electrical systems, troubleshooting...

Forsyth Barnes

UI/UX Designer (Ref: 192299) Job at Forsyth Barnes

 ...Title: UI/UX Designer Salary: $80,000-110,000 Location: Downers Grove (3 days/week onsite) Contact: ****@*****.*** The UI/UX Designer plays a pivotal role in shaping the digital experience and engagement for customers utilizing our client... 

United Global Technologies

GIS Analyst-W-2 ONLY Job at United Global Technologies

 ...performing data modeling, data mapping, and data cleansing 5+ years experience with ArcGIS Pro and ArcGIS Online 5+ years experience with GIS Infrastructure Administration and Monitoring 3+ years Web Services (Rest, SOAP)5+ years SQL Server Preferred Skills Skill... 

Morrison Healthcare

Executive Chef Job at Morrison Healthcare

 ...Morrison Healthcare, a leading national food and nutrition services company serving hospitals and healthcare systems. As the Executive Chef, you will oversee all kitchen operations while maintaining a safe, efficient, and sanitary work environment. This is an exciting... 

Brook Services

Data Entry Clerk Job at Brook Services

Data Entry Clerk Remote Company: Brooks Services Employment Type: Full-Time/Part-Time (Remote) Job Overview: Brooks Services is seeking a detail-oriented and efficient Remote Data Entry Clerk to join our growing team. In this role, you will be responsible...