Field Performance Engineer - NC

Title: Test engineer

Location: Denver, CO, United States (On-Site)

Duration: 12+ months contract

We are looking for a “Field Technical Spt Cons II” to join one of our Fortune 500 clients.

Job Description:

We are seeking a highly skilled Engineer with expertise in 3G, LTE, and 5G NR technologies. The ideal candidate will have experience in device/application development, strong analytical skills, and a deep understanding of wireless protocols.
Key Responsibilities:

• Develop and enhance 3GPP 5G NR/LTE/3G protocol stacks, with a focus on PDCP, RLC, and MAC layers.
• Collaborate with chipset vendors, wireless network operators, and network equipment manufacturers on device/application development.
• Utilize network test equipment (Ixia, Spirent, Fluke Networks) and software tools (SCPI, LabView, TCL, PERL, Python) to automate testing and analysis.
• Consume Web and Application Services on Android devices and perform hands-on testing and troubleshooting.
• Conduct detailed analysis of 3GPP standards and specifications to ensure compliance and performance optimization.

Required Qualifications:

• 2+ years of experience in device/application development with handset manufacturers, wireless network operators, network equipment vendors, or chipset vendors.
• 2+ years of experience in 3G/LTE/5G NR or other wireless protocol stack development.
• Strong knowledge of 3GPP standards (GSM, UMTS, HSPA, LTE, 5G NR), 3GPP2 (1xRTT / EVDO), and/or OMA.
• Experience in Wireless Standards (3GPP, 3GPP2) and network architectures, specifically focused on the Radio Access Network (RAN).
• Proficient in system-level simulations, wireless modem logging, and analysis using tools such as QXDM, QCAT, Wireshark, and others.
• Expertise in LTE Air Interface, PHY, MAC, RLC, RRC, and PDCP layers.

Desired Skills:

• Experience with iOS development, including logging profiles and procedures.
• Knowledge of VoLTE/VoNR/VoWiFi concepts and call flows.
• Understanding of Carrier Aggregation, Dual Connectivity, DSDS/DSDA, eSIM/pSIM provisioning, and activation.
• Scripting and test case automation skills are highly preferred.
• Familiarity with Qualcomm, Mediatek, LSI platforms, and automation tools.

Additional Requirements:

• Strong teamwork and communication skills.
• Ability to work on-site and engage in hands-on testing and problem-solving.
• Excellent troubleshooting and problem resolution abilities.

Interview process:

Onsite interview.

We are looking for the candidate who are eligible to work with any employers without sponsorship.

If you're interested, please click “Apply” button.

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