Senior 5G RAN Test Engineer - Interop & Validation

NextGen | GTA: A Kelly Telecom Company; Plano (TX); On-site; USD 140,000 - 190,000; Full time

Job summary

NextGen | GTA: A Kelly Telecom Company is seeking an experienced 4G/5G RAN Test Engineer III in Plano, TX for a 12-month contract. You will lead test strategies, perform system and interoperability testing, and engage with customer labs to validate next-generation wireless solutions.

The role covers 4G/5G air interface, protocol analysis, and O-RAN validation, with heavy emphasis on troubleshooting and cross-functional collaboration.

Qualifications

• Bachelor's degree or related field required; 8-10 years with Bachelor's, or Master's with 6+ years preferred.
• Strong knowledge of 4G LTE and 5G NR RAN technologies; air interface, call processing, and RAN architecture.
• Understanding of PHY, MAC, RLC, RRC, and PDCP layers; DL/UL scheduling, LTE power control, beamforming, MIMO, EN-DC.
• Experience with system testing, feature validation, test strategy, test case development, test execution, parameter optimization, and performance analysis.
• Strong troubleshooting skills for 4G/5G wireless protocols and RAN systems; inter-vendor testing.
• Experience with Kubernetes and virtualization system integration; O-RAN product validation.
• Knowledge of 3GPP Core and RAN networks; wireless test tools like Wireshark, XCAL, QXDM.

Responsibilities

• 30% 4G LTE / 5G NR RAN & Air Interface Testing.
• 20% System, Feature & Performance Validation.
• 15% Call Processing & Protocol Analysis.
• 15% Inter-Vendor / O-RAN Interoperability Testing.
• 10% Troubleshooting, Reporting & Customer Technical Support.

Skills

4G LTE

5G NR RAN

RAN testing

Inter-vendor testing

Kubernetes

Virtualization

Wireshark

QXDM

Protocol analysis

Customer-facing communication

Education

Bachelor's degree in Electrical Engineering, Computer Science, or related field

Master's degree preferred

Tools

Wireshark

QXDM

Protocol analyzers

Spectrum analyzers

Signal generators

XCAL

Kubernetes

Job description

NextGen | GTA: A Kelly Telecom Company is seeking an experienced 4G/5G RAN Test Engineer III in Plano, TX for a 12-month contract. You will lead test strategies, perform system and interoperability testing, and engage with customer labs to validate next-generation wireless solutions.

The role covers 4G/5G air interface, protocol analysis, and O-RAN validation, with heavy emphasis on troubleshooting and cross-functional collaboration.