Sr. Systems Engineer 4G/5G RAN Air Interface
Listed on 2026-02-06
-
Engineering
Systems Engineer, Telecoms Engineering, Electrical Engineering
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Role & Responsibilities
- Lead product and feature performance analysis, including evaluation of new products and software releases.
- Create and execute test cases to validate 5G air interface performance and functionality.
- Analyze UE and gNB logs for 5G air interface features; produce detailed test reports highlighting performance gains.
- Perform in-depth analysis of 4G/5G wireless call protocols; troubleshoot and resolve related issues.
- Provide technical training and support to customers on latest products and services.
- Collaborate in team and individual settings to ensure delivery of customer commitments.
- Travel occasionally, as required by project needs.
Required Background & Competencies
- 12+ years of experience in the wireless industry.
- Bachelor’s degree in EE/CS (advanced degree preferred).
- Strong understanding of 5G concepts: Hybrid Beamforming, Massive MIMO, New Waveforms, LTE-/coexistence, and 5G Numerologies.
- Familiarity with 3
GPP Rel-18/19 activities is a plus. - Experience in system engineering activities: requirements gathering, feature documentation, parameter optimization, performance analysis, test strategy, and troubleshooting.
- Expertise in 5G and 4G air interface, call processing technologies, and RAN architecture.
- Solid knowledge of wireless protocol stack (PHY, MAC, RLC, RRC, PDCP).
- Hands-on experience with tools such as XCAL, QXDM, Wireshark, and protocol analyzers; ability to create Tableau reports.
- Knowledge of channel emulators, spectrum analyzers, and signal generators.
- Strong understanding of 3
GPP systems (Core and RAN networks). - Software development experience and HW/SW architecture knowledge are beneficial.
What you didn’t know about us:
Health, Dental and Vision Benefits
Short/Long Term Disability and Critical Care/Illness Protection
Life Insurance and Retirement Plans
Employee Assistance Program
With this position, you will get the opportunity to work with our game changing clients and further advance your already valuable experience in the telecom industry!
We are Connectors. We thrive on ‘quality over quantity’ and put in the work building strong relationships. We create connections, discover qualities, uncover skills, and place people with accuracy. We are your true partner!
We are Collaborators. You’ll be working with a wholly-owned subsidiary of Kelly and part of the Kelly Telecom division. It allows us to be as nimble and fiercely competitive as a startup while having the backing of a multibillion dollar publicly traded company which has been in business for 75 years. With direct access to hiring managers, services don’t stop at standard recruiting processes.
We use our expertise to improve your application skills and provide ongoing career support.
We give 24/7 Support. We are in this together. We provide around the clock availability, competitive employee benefits, and continuously check-in to make sure things are going smoothly. Check out our Glassdoor page!
Kelly Telecom is an equal opportunity employer and will consider all applications without regard to race, genetic information, sex, age, color, religion, national origin, veteran status, disability, or any other characteristic protected by law.
For more information click Equal Employment Opportunity is the law.
You should know:
Your safety matters! Vaccination against COVID-19 may be a requirement for this job in compliance with current client and governmental policies. A recruiter will confirm and share more details with you during the interview process.
#Jobs At Kelly Telecom
Seniority level- Seniority level Associate
- Employment type
Full-time
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