4G/5G RAN Test Engineer III

Gtatelecom; Plano (TX); On-site; USD 110,000 - 170,000; Full time

Job summary

Gtatelecom in Plano, TX seeks an experienced 4G/5G RAN Test Engineer III for a 12+ month contract. You will validate LTE/5G RAN features, perform protocol analysis, and validate O-RAN with virtualization and multi-vendor environments. Collaboration with global R&D teams is required.

The role emphasizes hands-on lab work, test strategy from requirements to customer acceptance, and coordination with engineering and customers in a fast-paced lab setting.

Qualifications

• 8–10+ years of directly related wireless/RAN engineering experience; Master’s degree with 6+ years preferred.
• Bachelor’s degree in Electrical Engineering, Computer Science, or related engineering field.
• Strong hands-on experience with 4G LTE and 5G NR RAN.
• Strong experience with RAN system testing, product validation, and feature validation.
• Strong understanding of 4G/5G air interface and call processing.
• In-depth knowledge of PHY, MAC, RLC, PDCP, and RRC layers.

Responsibilities

• Hands-on lab testing, feature validation, protocol analysis, test execution, O-RAN/interoperability testing, virtualization bring-up, performance analysis, and troubleshooting.
• Test planning, documentation, reporting, tracking deliverables, and ensuring customer commitments are met.
• Team collaboration with customers, R&D, engineering, and support on product validation and new product rollouts.

Skills

RAN engineering

LTE/5G NR

Kubernetes

protocol analysis

lab testing

inter-vendor testing

O-RAN

MOP verification

Education

Bachelor's degree in Electrical Engineering or related

Master's degree preferred

Tools

XCAL

QXDM

Wireshark

protocol analyzers

spectrum analyzers

signal generators

Job description

4G/5G RAN Test Engineer III- Contract- Plano TX

We are seeking a 4G/5G RAN Test Engineer III for a contract opportunity in Plano, TX with a leading global wireless technology organization. This role will focus on LTE/5G RAN product and feature validation, system testing, protocol analysis, O-RAN, virtualization, and end-to-end network performance. The engineer will work in a customer lab environment validating next-generation wireless products and software releases.

This is an excellent opportunity for an experienced RAN System Test/Validation Engineer who enjoys working hands-on with advanced 4G/5G technologies. You will have the opportunity to work with O-RAN, Kubernetes, virtualized RAN platforms, multi-vendor radio environments, and new 5G features, while collaborating with engineering teams, customers, and global R&D teams. The ideal candidate has strong RAN protocol knowledge and can take a new feature from requirements through test strategy, execution, troubleshooting, and customer acceptance.

Contract Duration: 12+ Months

Required Skills & Experience

• 8–10+ years of directly related wireless/RAN engineering experience; Master’s degree with 6+ years preferred
• Bachelor’s degree in Electrical Engineering, Computer Science, or related engineering field
• Strong hands-on experience with 4G LTE and 5G NR RAN
• Strong experience with RAN system testing, product validation, and feature validation
• Strong understanding of 4G/5G air interface and call processing
• In-depth knowledge of PHY, MAC, RLC, PDCP, and RRC layers
• Understanding of DL/UL scheduling, LTE power control, Beamforming, MIMO, and EN-DC
• Hands-on experience with lab testing and IOT/interoperability testing
• Experience with inter-vendor radio testing
• Experience with O-RAN product validation
• Hands-on experience with Kubernetes and virtualization system integration
• Experience with XCAL, QXDM, Wireshark, and protocol analyzers
• Experience with channel emulators, spectrum analyzers, and signal generators
• Understanding of 3GPP RAN and Core network architecture
• Understanding of S1 and X2 interfaces
• Experience troubleshooting complex RAN, protocol, and performance issues
• Experience with EMS/network element management, software upgrades, and MOP verification

Desired Skills & Experience

• Experience with ongoing 3GPP Release activities
• Experience with eMTC and NB-IoT
• Software development or scripting experience
• Experience developing test strategies, test plans, and detailed test documentation
• Parameter optimization and RAN performance analysis experience
• Strong understanding of both hardware and software architecture
• Customer-facing technical presentation experience
• Experience working with geographically distributed R&D and engineering teams
• Ability to travel sporadically during the project

What You Will Be Doing Tech Breakdown

• 30% 4G/5G RAN Product & Feature Validation
• 20% Wireless Protocol & Call Processing Analysis
• 15% O-RAN / Inter-Vendor Radio Testing
• 15% Kubernetes / Virtualization & Test-Bed Integration
• 10% Performance Analysis & Troubleshooting
• 10% Test Tools, Reporting & Customer Presentations

Daily Responsibilities

• 70% Hands On – Lab testing, feature validation, protocol analysis, test execution, O‑RAN/interoperability testing, virtualization bring‑up, performance analysis, and troubleshooting
• 10% Management Duties – Test planning, documentation, reporting, tracking deliverables, and ensuring customer commitments are achieved
• 20% Team Collaboration – Working with customers, R&D, engineering, and support teams on product validation, troubleshooting, and new product rollouts