
Real job — pulled straight from Ericsson’s careers page · Verified October 20, 2026 · No reposts.
Job description
Ericsson is hiring a Junior Baseband Performance Tester — a full-time, based in Stockholm, SE role. Apply directly on Ericsson's careers page below.
Tester- Junior Baseband performance verification
Location: Stockholm,Stockholm,Sweden
Department: 76 Product Development
Work Location: onsite
Join our Team
About this opportunity:
High performing networks are critical for 5G and 6G going forward. Ericsson is a 5G market leader and actively driving the 6G innovation. Baseband software is a critical piece in Ericsson’s software stack. Baseband software at Ericsson is the software that runs the radio-access processing functions on Ericsson’s baseband hardware, including L1/PHY signal processing and related control.
You will be part of a section that has Uplink PHY responsibility. Your team is responsible for “Baseband Performance Verification”. Baseband verification measures the UL-L1 efficiency, including HARQ and PC feedback for different propagation models and SNR or C/I. The team does test analysis, test design, test execution, troubleshooting and test result reporting of the physical layer software. Tests are done using signal generators and a Java environment. Your role in the team will be more passionate about Java test automation. And utilization of AI for efficiency.
What you will do:
- Be very active in requirement analysis and break down to test tasks
- Write new and update existing test cases in Java
- Do hands-on lab work
- Do automated and manual, test execution
- Perform sophisticated troubleshooting activities
- Report test results
- Initiate and drive improvements in ways of working and in our test product
The skills you bring:
- This role requires good understanding in telecommunication / 3GPP 4G & 5G specifications. The work will require you to have a testers' mindset in a technology heavy, groundbreaking development environment.
- Competence in Java/JCAT.
- Master of Science within the field of Applied Physics, Electric Engineering, Wireless communication or Computer Science.
- Knowledge of signal generators (nice to have)
Why join Ericsson?At Ericsson, you´ll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what´s possible. To build solutions never seen before to some of the world’s toughest problems. You´ll be challenged, but you won’t be alone. You´ll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.
What happens once you apply?Click Here to find all you need to know about what our typical hiring process looks like.Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.
Primary country and city: Sweden (SE) || Stockholm
Req ID: 792280
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Frequently asked questions
What skills are required for Junior Baseband Performance Tester at Ericsson?
The required skills for Junior Baseband Performance Tester at Ericsson include: Java, AI.
What is the seniority level for Junior Baseband Performance Tester at Ericsson?
Junior Baseband Performance Tester at Ericsson is a Entry level position.
How do I apply for Junior Baseband Performance Tester at Ericsson?
You can view the full description and apply for Junior Baseband Performance Tester at Ericsson on EchoJobs: https://echojobs.io/job/ericsson-tester-junior-baseband-performance-verification-u9mlx.