Senior 5G Baseband & Cloud RAN Tester (Hybrid)

Ericsson GmbH; Kraków; Hybrid; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Annual bonus

Private medical care (Medicover)

Life insurance

Lunch cards / MultiSport

Hybrid work with equipment financing

Loans and grants

Access to learning platforms (Pluralsi

Coursera)

Job summary

Ericsson GmbH in Kraków, Poland, is seeking a Baseband Software Tester to join a team delivering 5G Baseband and Cloud RAN software. You will develop automated tests, verify performance in simulated and end-to-end environments, and collaborate with developers and systems engineers to raise product quality.

The role offers hybrid work with office and home days. The position requires MSc/ BSc in a technical field and hands-on experience with Python, C++, Java, CI/CD, and Linux-based tools.

Qualifications

• BSc level (MSc preferred) in a technical field or equivalent experience
• Knowledge of NR system design, node verification, and RAN troubleshooting
• Experience in software testing, test automation, and scripting using Python, C++, Java, or similar languages
• Experience with CI/CD, automated testing, version control, and development tools (Git, Gerrit, Jenkins)
• Knowledge of NR Baseband architecture and functionality (UPC UL, UPC DL, ULPHY, DLPHY, MAC, L3)
• Experience with radio network test tools, UE simulators, protocol analyzers, and test equipment
• Ability to analyze logs, traces, and performance measurements to identify issues and drive root-cause investigations
• Understanding of relevant 3GPP specifications and Linux-based development environments

Responsibilities

• Develop and maintain automated test solutions for feature verification, regression testing, and continuous integration
• Verify and improve the quality and performance of 5G Baseband and Cloud RAN software products in simulated and end-to-end environments
• Analyze test results, troubleshoot issues, and collaborate with developers and system engineers to drive product quality improvements
• Contribute to feature systemization, documentation, and continuous improvements of products, tools, automation frameworks, and processes
• Ensure test environments, platforms, and automation solutions are available and ready for software deliveries

Skills

Python

C++

Java

Test automation

CI/CD

Linux

Troubleshooting

Log analysis

Education

MSc preferred in technical field

BSc in a technical field

Tools

Git

Gerrit

Jenkins

Test automation frameworks

Job description

Ericsson GmbH in Kraków, Poland, is seeking a Baseband Software Tester to join a team delivering 5G Baseband and Cloud RAN software. You will develop automated tests, verify performance in simulated and end-to-end environments, and collaborate with developers and systems engineers to raise product quality.

The role offers hybrid work with office and home days. The position requires MSc/ BSc in a technical field and hands-on experience with Python, C++, Java, CI/CD, and Linux-based tools.