About this opportunity:
5G and Cloud RAN are already a reality, and Ericsson is the leader in bringing it to the market. There has never been a better time for you to make your mark. A large group of skilled developers are working energetically to convert 5G and Cloud RAN plans into reality. We are growing and looking for more talent.
PEU RAN Performance PEG3 is part of Integrated RAN in BA Networks and responsible for driving Baseband software product development end to end by having competence and capability to take on full feature responsibility.
As a Baseband Software Tester, you will work in a team that has the responsibility for developing 5G Baseband and Cloud RAN software products. That means testing and integrating advanced signal-processing functions and algorithms in a cycle and memory constrained real-time environment. The test environment is both simulated and true e2e including Core Network, Radio Access nodes and real or simulated mobile phones.
You will experience a truly collaborative and supportive environment, both in terms of tools and colleagues. And you will have lots of fun.
PEU RAN Performance is located mainly on different sites in Sweden, Canada, China, US and Poland. This position is situated in Kraków, Poland.
What you will do:
• 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-endenvironments• 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, andprocesses• Ensure test environments, platforms, and automation solutions are available and ready for software deliveries
The skills you bring:
• BSc level (MSc preferred) in a technical field or equivalent experience• Knowledge of New Radio (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 (e.g., Git, Gerrit, Jenkins)• Knowledge of NR Baseband architecture and functionality (e.g., 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
This is a hybrid model role - 3 days from the office and 2 days from home weekly.
What do we offer:
• Annual bonus depending on the achievement of the company's goals and results.• Financial awards and distinctions.• Private medical care for employee and their family (Medicover).• Life insurance• Pluxee platform: co-financing MultiSport or OK System card, lunch cards, and others.• Sports and integration activities (e.g. Football, Joga, raising team, climbing club).• Hybrid work with great flexibility (financing home furniture and IT equipment).• Company support (loans and grants).• Possibility to participate in 3G / 4G / 5G... 6G technology projects.• Opportunity to participate in technical and interpersonal training conducted by international trainers.• Access to recognized learning platforms (Pluralsight, Skillsoft, Coursera).• Opportunity to work in an international environment, also outside Poland.
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: Poland (PL) || Krakow
Req ID: 789825
#BI-Hybrid
Skills Required
- Bachelor’s degree in a technical field or equivalent experience
- Knowledge of New Radio system design, node verification, and RAN troubleshooting
- Experience with software testing, test automation, and scripting using Python, C++, Java, or similar languages
- Experience with CI/CD, automated testing, version control, and development tools such as Git, Gerrit, and Jenkins
- Knowledge of NR Baseband architecture and functionality, including UPC UL, UPC DL, ULPHY, DLPHY, MAC, and 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 conduct root-cause investigations
- Understanding of relevant 3GPP specifications and Linux-based development environments
- Master’s degree in a technical field
What the Team is Saying
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Ericsson Compensation & Benefits Highlights
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Healthcare Strength — U.S. job postings describe multiple medical plan options (including PPO and HSA‑eligible HDHP) plus dental and vision, aligning with a comprehensive medical suite. Corporate materials also emphasize wellbeing resources and EAP support.
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Retirement Support — Company communications and U.S. materials reference market‑competitive retirement benefits, including a 401(k) with automatic employer contributions and additional matching. Investor and benefits materials signal a structured approach to total rewards that includes long‑term savings programs.
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Parental & Family Support — U.S. and EWS guides and postings highlight paid maternity and parental/adoption leave at full pay, alongside structured short‑term disability at full pay for defined weeks by tenure. These programs are positioned as part of a family‑friendly, work‑life‑balance offering.
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What We Do
Ericsson builds the digital connectivity the world relies on. Our technology underpins the mobile networks, platforms, and systems that billions of people, businesses, and societies depend on every day. We are a global leader in communications technology, delivering mobile network infrastructure, cloud software, and wireless connectivity solutions for service providers and enterprises worldwide. Our networks support connectivity across 180+ countries, helping power everyday communication as well as critical digital services at global scale. Connectivity has evolved far beyond consumer mobile use. Today, nearly 80% of the world’s population accesses the internet via mobile networks, and Ericsson is helping shape what comes next. We are advancing 5G and 5G Advanced, developing network APIs that open connectivity to the global developer ecosystem, and applying automation and AI to make networks more intelligent, efficient, and resilient. Ericsson was the first company to launch live 5G networks on five continents, and our 5G platform is now commercially live in 150+ networks across 60+ countries. We also support more than 36,000 enterprise customers, enabling secure, high-performance connectivity for industries such as manufacturing, aviation, logistics, utilities, and public safety, where reliability and performance are mission critical. Innovation is central to how we work. Ericsson has approximately 28,000 employees in research and development, backed by one of the strongest intellectual property portfolios in the industry with 60,000+ granted patents. Our engineers, researchers, and technologists work across 100+ global R&D sites, helping define how networks evolve and how digital infrastructure is built for the long term. As the world moves toward a mobile-first, AI-powered, and cloud-driven future, connectivity becomes the foundation for digital transformation across every industry. Ericsson is building that foundation, shaping the future of digital connectivity through technology that operates at global scale and supports real-world impact, today and for what comes next.
Why Work With Us
Ericsson is a place for people who want to work on technology that powers everyday life. You’ll contribute to large-scale systems used every day, tackle complex challenges in live environments, and keep developing your skills and career in your own vision.
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Employees engage in a combination of remote and on-site work.
Ericsson adopts a hybrid work model globally because we know balance matters. Sometimes things are better in real life. Other times we can be more productive at home. Our hybrid approach gives you the best of both worlds.
