RAN Test Engineer

Telnet, Inc.; Plano, Northern (TX, KY); Hybrid; USD 90,000 - 140,000; Full time

Benefits offered by this job

Travel opportunities

Job summary

Telnet, Inc. in Plano, TX is seeking an experienced Test Engineer to lead validation of LTE and 5G RAN products, focusing on air interface, end-to-end performance, and call processing.

You will design and execute tests, analyze results, and present findings to customers and stakeholders. The role requires strong problem-solving skills, extensive lab experience, and the ability to work with multiple vendors and teams to ensure successful product validation and rollout.

Qualifications

• 8–10 years of related experience; Master’s with 6+ years preferred; EE/CS degree required.
• Deep knowledge of 4G/5G air interface, DL/UL scheduling, beamforming, MIMO, ENDC.
• Experience with 3GPP Rel activities and system testing, validation, and troubleshooting.
• Experience with inter-vendor radio testing and ORAN product validation is beneficial.

Responsibilities

• Develop product and feature validation, performance analysis, and customer review sessions.
• Perform test execution in customer labs and prepare reports and presentations.
• Create system test cases from requirements and ensure alignment with specs.
• Travel sporadically as project demands.

Skills

LTE & 5G Validation

Test Execution

Systems & Performance Analysis

Presentation Skills

Troubleshooting

Education

Bachelor's Degree in EE/CS

Master's Degree preferred

Tools

XCAL/QXDM

Wireshark

Channel Emulator

Spectrum Analyzers

Signal Generators

Kubernetes

Virtualization Systems

Job description

Essential Duties and Responsibilities

• Responsible for development of product validation, feature validation, systems and performance analysis, customer review sessions for LTE & 5G RAN products focusing on Air interface, E2E performance, and Call Processing.
• Responsible for Test execution in customer lab , Report creation and customer presentation.
• Analyzing the product and feature requirements, converting them into system test cases and execution to ensure product meets customer spec.
• Aid in product & feature performance analysis, evaluation of new product & SW releases
• Perform detailed analysis of 4G& 5G Wireless Protocols
• Responsible for analyzing and troubleshooting the issues
• Responsible for Inter-vendor radio testing.
• Responsible for Vitualization system bringup and test bed setup.
• Educate our customers on Client’s new products and services both individually and in a team environment.
• Ensures that customer commitments are achieved according to plan.
• Works closely with various support organizations, logistics, and cross- functional teams from Client HQ to achieve successful new product roll-outs and developments.

Success Criteria

Technical Acumen

• Validation expert in driving the technical solutions to customer through complex organizational dynamics

Presentations Skills

• Leveraging your ability to communicate effectively with all levels of organization as well as HQ partners on initiatives

Excellence Dealing with Ambiguity

• Bringing your experience in problem solving and ability to navigate complex organizations with pivotal shifts

Background/Experience required

• Good understanding on 4G & 5G concepts such as DL/UL scheduling, LTE power control, Beamforming fundamentals, MIMO,ENDC.
• Undergraduate Degree in engineering with 8-10 years of directly related experience is required. A Masters with 6+ years’ experience is preferred
• Bachelor’s Degree is EE/CS is required
• Experience with ongoing 3GPP Rel activities is beneficial
• Experience with system testing activities such as feature validation, test description documentation, parameter optimization, performance analysis, test strategy creation, problem troubleshooting
• Strong knowledge in 4G& 5G air interface and call processing technologies and network architecture specifically focused on Radio Access Network
• Good understanding of overall Wireless systems with emphasis on PHY, MAC, RLC, RRC and PDCP layers
• Working experience in Lab testing and IOT testing is preferred
• Working experience on inter vendor radio tesing.
• Working experience on kubernetes and Virtualization system integration.
• Working experience on ORAN product validation
• Understanding of IOT technologies including eMTC, NB-IOT,S1 & X2 Interface
• Experience in EMS systems, managing network elements, software upgrades, MOP verification
• Experience with SW development is beneficial
• Understanding of 3GPP systems: Core and RAN networks
• Understanding of HW as well as SW architecture
• Experience with test tools including protocol analyzers, XCAL/QXDM, Wireshark, Channel Emulator, Spectrum Analyzers, Signal Generators, etc.
• Ability to travel sporadically during the project