About this opportunity
We are looking for a creative and driven researcher to help shape the future of mobile networks used by billions of people worldwide. In this role, you will join Ericsson Research and work in close collaboration with the 3rd Generation Partnership Project (3GPP) Core Network Working Groups, playing a key role in defining the next generation of mobile networks in 6G standardization.
Our Core Network activities span all major 3GPP Core Network standardization Working Groups, including:
- SA (Service and System Aspects)
- SA2 - overall 3GPP system architecture
- SA6 - application-layer architecture specifications for 3GPP verticals
- CT (Core Network and Terminals) Working Groups
- CT1 - User Equipment (UE) to Core Network interfaces
- CT3 - interworking between a 3GPP Core Network and external networks
- CT4 - protocols within the Core Network
You will be part of a global team of leading researchers and standardization experts, working in cross-functional collaborations across Ericsson.
Why join Ericsson Research?
At Ericsson Research you will work alongside top-tier industry researchers in global, cross-functional teams and gain access to cutting-edge projects that define the 6G architecture and future Core Network evolution. You will be part of a culture built on diversity, inclusion, flexibility, and international mobility, where your research directly influences Ericsson's products, strategy, and the global standards that govern tomorrow's networks. You will also have rich opportunities to publish, patent, and present your work in leading industry and academic forums.
What you will do
- Create, research, and develop novel concepts, solutions, and algorithms for future mobile Core Networks and 6G architectures
- Validate concepts through simulations, system models, prototypes, and proof-of-concept implementations
- Protect new technical solutions through Intellectual Property Rights (IPR), and contribute to research articles and technical reports
- Act as a researcher and/or delegate in 3GPP standardization, authoring and presenting contributions at relevant Working Group meetings
- Represent Ericsson in external collaborations, including universities, national and European research projects, and customer engagements
- Provide deep expertise that influences Ericsson business, portfolio, and products on our journey to 6G and beyond
- Communicate research results, insights, and recommendations effectively to stakeholders across Ericsson
The skills you will bring
- MSc in Electrical Engineering, Computer Science, or related field
- Preferably with specialization in Networking and Communication, Network Automation, or Exposure
- A PhD, including an ongoing PhD study, in one of the above areas and/or substantial experience in standardization work would be a strong advantage.Curiosity and strong interest in working with 3GPP Core Network standardization
- Solid knowledge of mobile networks and good industry understanding (4G/5G, Core Network architectures, protocols, and interfaces)
- Proficiency in English, both written and spoken
- Outstanding networking, collaboration, communication, and innovation skills, combined with high energy and motivation
- Strong analytical thinking paired with creativity and the ability to explore and articulate new ideas
- Proven ability to acquire and apply new knowledge quickly, and to share and transfer knowledge to others
- Knowledge of AI/ML-assisted network tools and methodologies is an advantage
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: Hungary (HU) || Budapest
Req ID: 788292
Skills Required
- MSc in Electrical Engineering, Computer Science, or a related field
- Solid knowledge of mobile networks, including 4G/5G, core network architectures, protocols, and interfaces
- Strong interest in 3GPP Core Network standardization
- Proficiency in written and spoken English
- Strong analytical thinking, creativity, communication, collaboration, and innovation skills
- Ability to acquire, apply, and transfer new knowledge quickly
- Specialization in networking and communication, network automation, or exposure
- PhD, including ongoing PhD study, in a relevant field
- Substantial experience in standardization work
- Knowledge of AI/ML-assisted network tools and methodologies
What the Team is Saying
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Ericsson Compensation & Benefits Highlights
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Healthcare Strength — Health coverage options are described as broad, with multiple medical plan choices (often three) plus dental and mental health resources. U.S. materials also reference PPO and HDHP options, and some teams contribute to HSAs.
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Retirement Support — U.S. postings outline a 401(k) with an automatic 3% company contribution plus matching that reaches 4% when employees contribute 5%. This combination is repeatedly listed in role postings and characterized as strong for the sector.
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Parental & Family Support — U.S. job descriptions frequently cite up to 16 weeks paid maternity leave and 6 weeks paid parental/adoption leave at 100% pay. These benefits are positioned as exceeding many U.S. corporate policies.
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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