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November 4, 2026
Radio Network Systems Engineer
Senior • On-site
Łódź, LD, Poland
Quick Facts
Role: Radio Network Systems Engineer
Focus areas: 5G NR feature specification, system studies, network-level simulations, verification, and deployment support
Collaboration: Hybrid model; projects/processes supporting the U.S. market
Description
You will develop and specify advanced 5G radio network features for Radio Resource Management and physical-layer behavior, including scheduling, link adaptation, and control-channel radio resource management. The role includes building network-level software simulations to analyze performance, driving improvements to products and simulation tools, and supporting system verification, troubleshooting, and deployment into customer networks. You will also contribute to 5G standards progress with 6G readiness and support innovation activities such as patent disclosures.
Responsibilities
Perform systems studies in Radio Resource Management (scheduling, link adaptation, time-critical communication, control channel resource management)
Specify system features, functions, test cases, algorithms, use cases, and parameter settings; manage interactions with legacy functionality
Develop network-level software simulations for performance analysis of 5G features and algorithms
Drive continuous improvements of products, simulation tools, and feature flow
Lead solution package (SP) studies and participate in system trouble report teams
Support 5G system verification and analyze test results
Support customer troubleshooting and deployment of new 5G products/features into live networks
Contribute to 5G standards (6G readiness) and innovation/IP activities
Collaborate with cross-functional development and customer engagement teams worldwide
Requirements
MSc or PhD in Computer Science, Electrical Engineering, Engineering Physics, or equivalent knowledge
Valuable background in communications theory and digital signal processing
Work experience in relevant areas such as 5G NR
Good knowledge of 5G NR mobile communication systems, especially Physical Layer and Radio Resource Management
Product development knowledge (preferably Lean and Agile)
Software development skills (Java, C, C++) and experience with simulation environments/tools (MATLAB is an asset)
Analytical approach with interest in creativity and innovation
Dedicated, self-driven, and collaborative working style
Excellent verbal and written English communication
Interest in continuous learning and growth
Benefits
Annual bonus depending on achievement of company goals/results
Possibility to benefit from reduction of tax-deductible costs for creative work
Financial awards and distinctions
Private medical care for employee and family (Medicover)
Life insurance
Mental Help Line
Cafeteria system via Pluxee platform (co-financing MultiSport/OK System cards, lunch cards, and others)
Sports and integration activities
Company support (loans and grants)
Opportunity to participate in 3G/4G/5G…6G technology projects
Technical and interpersonal training by international trainers
Access to recognized learning platforms (Pluralsight, Skillsoft, Coursera)
Opportunity to work in an international environment, also outside Poland
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