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4G/5G RAN Air Interface Sr. Systems Engineer

WorldLink

Location:
United States , Plano

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

We are looking for a 4G/5G RAN Air Interface Sr. Systems Engineer to join our team.

Job Responsibility:

Responsible for product & feature performance analysis, evaluation of new product & SW releases
Creating and executing test cases to verify the performance and functionality of the 5G air interface
Analyze UE logs and gNB logs corresponding to a 5G air interface feature under study and produce test reports showing the intended target gain if applicable
Perform detailed analysis of 4G/5G Wireless Call Protocols
Responsible for analyzing and troubleshooting the issues
Educate customers on 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 and from HQ to achieve successful new product roll-outs and developments

Requirements:

12 years of industry experience in wireless is required
Bachelor’s Degree in EE/CS
Must have understanding on 5G concepts such as Hybrid Beamforming, Massive MIMO, New Waveforms, LTE-NR inter-working & co-existence, 5G Numerologies, etc.
Strong knowledge in 5G and 4G 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
Experience with protocol analyzers, creating Tableau reports, test tools such as XCAL, QXDM and Wireshark
Understanding of Channel Emulators, Spectrum Analyzers, and Signal Generators
Understanding of 3GPP systems: Core and RAN networks
Understanding of HW as well as SW architecture
Self-motivated individual with the ability to thrive in a team-based or independent environment
Detail-oriented with strong organization skills
Ability to work in a fast-paced environment
Limited supervision and the exercise of discretion
Excellent communication and collaboration skills
Problem-solving and analytical skills
Ability to travel sporadically during the project

Nice to have:

Advanced degree is beneficial
Experience with ongoing 3GPP Rel-18/19 activities is beneficial
Experience with system engineering activities such as feature requirements identification, feature description documentation, parameter optimization, performance analysis, test strategy creation, problem troubleshooting is desirable
Experience with SW development is beneficial

What we offer:

Medical Plans
Dental Plans
Vision Plan
Life & Accidental Death & Dismemberment
Short-Term Disability
Long-Term Disability
Critical Illness/ Accident/ Hospital Indemnity/ Identity Theft Protection
401(k)

Additional Information:

Job Posted:
December 13, 2025

Employment Type:

Fulltime

Work Type:

On-site work

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