About this opportunity:
We in Radio Carrier Control (RCC) are looking for 5G/6G Radio Software Developers to join our team. RCC is part of the Product Engineering Group (PEG) within the Control Software (CSW) team of the Product Engineering Unit (PEU) for Radio Unit (RU) Software - a capability-driven organization dedicated to the end-to-end development and delivery of software running on Radio Units. PEU RU Software strives to be the most competitive radio R&D unit in the industry. In this role, you will be involved across the full development lifecycle, including requirements analysis, system and architecture design, software design, integration and verification, simulation, tooling, product lifecycle support, and technical documentation. With core capabilities in carrier management, beamforming, antenna calibration, and interference management, we develop cutting-edge radio solutions spanning Massive MIMO, mmWave, Classic Radio, O-RAN, and energy efficiency technologies - supporting global telecom operators and laying the groundwork for the 6G era.
What you will do:
- 5G/6G Mobile Network System SW Development, including AI Radio and Programmable network/Radio technologies
- 5G/6G RU Software requirement analysis, system design, integration, and verification
- Develop and test high-quality products
- Drive continuous improvements of products, processes, and development workflows
- Develop and strengthen technical competence in advanced radio technologies and AI-enabled systems
The skills you bring:
- Education: Bachelor's degree or above in a related field (Computer Engineering, IT, Info & Communication Engineering, Electronic Engineering, etc.); Master's degree is a plus
- 5-10 years of SW development experience (Master's research may count as experience)
- Strong proficiency in C/C++ and Unix/Linux-based development
- Good English communication skills
- Experience in leveraging AI tools or coding assistants to improve development productivity is a plus.
You may also bring(preferred):
- Experience in large-scale or global projects
- Experience in leveraging AI tools to improve development productivity
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: Korea (the Republic of) (KR) || Seoul
Req ID: 786570
Skills Required
- Bachelor's degree in Computer Engineering, IT, Communications, Electronic Engineering or related field
- Master's degree
- 5-10 years of software development experience (Master's research may count)
- Experience with 5G/6G mobile network or Radio Unit software (Massive MIMO, mmWave, O-RAN)
- Strong proficiency in C/C++
- Unix/Linux-based development experience
- Good English communication skills
- Experience leveraging AI tools or coding assistants to improve development productivity
- Experience in large-scale or global projects
What the Team is Saying
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Ericsson Compensation & Benefits Highlights
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Healthcare Strength — Comprehensive medical, dental, vision, and mental‑health options are positioned as core benefits with multiple plan choices in key markets. Official materials explicitly emphasize healthcare breadth as part of “Life at Ericsson.”
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Retirement Support — 401(k) with employer matching in the U.S., pensions in some regions, and broad access to an ESPP indicate strong long‑term financial support. Company filings and AGM materials describe share programs and post‑employment benefits as ongoing pillars of the package.
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Leave & Time Off Breadth — Paid time off, sick leave, holidays, and paid volunteer time are highlighted alongside generous parental leave in various locations. Time‑off entitlements are presented as a strong component of the total rewards offering.
Ericsson Insights
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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