About this opportunity
We are now looking for engaged Layer 1 developers to join our team based in Poland! The team will work on how to prepare for development of a powerful UE Simulator meeting the needs of 6G. The team will later be the core team for actual development of the 6G UE simulator.
The Simulation Services (SIMS) unit is responsible for providing Simulators to product development within Business Area Networks. These Simulators are used in product verification instead of real mobile phones and real core networks. The SIMS responsibility includes development of internal solutions for Simulators, including our main simulator CSIM FsUE NR and sourcing of Simulators from external vendors.
What you will do• Be part of an agile team that contributes to Layer 1 development of a UE Simulator • Work in an exciting technical area, supporting Ericsson internal users with an important product for 6G• Have the possibility to drive innovation and make new insights reality• Get the opportunity to work with everything needed in a team: analysis, system design, pre-development and implementation in small increments and ensuring short feedback loops
You will bring
- Strong software engineering skills with ability to write qualitative code (must have: C or Golang, nice to have: Python and Java).
- Familiarity with the standards and protocols used in LTE or 5G networks, including the physical layer (Layer 1)specifications.
- Knowledge of RF propagation, modulation schemes and signal processing.
- Knowledge of embedded systems and how software interacts with hardware components.
- Skills in developing test cases to validate the simulator's accuracy and reliability.
- Knowledge of Multi-core/multithreading processor programming and parallel processing to simulate multiple data link connections efficiently.
- A spirit of positiveness and creativeness with a can-do-attitude.
- The skills to be ready to explore new opportunities as well as continuously learn and improve together with the team and really enjoy coding.
- Teamworking with ability to work closely in a diverse team of colleagues.
- MSc or BSc level in Telecommunications, Electronics or Computer Science
- Excellent speaking and writing skills in English
We work in hybrid model, min. 3 days from office
What do we offer:
- Annual bonus depending on the achievement of the company's goals and results
- Possibility to take advantage of the reduction of tax-deductible costs for creative work
- Financial awards and distinctions
- Private medical care for employee and their family (Medicover)
- Life insurance
- Mental Help Line
- Cafeteria system 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)
- 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
Top Skills
What the Team is Saying
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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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Ericsson Offices
Hybrid Workspace
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.
