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IS-Wireless career site
Product Development · Piaseczno · Hybrid

5G/6G System Architect

Build the future of ultra-resilient connectivity!

Key Challenges & Responsibilities

  • Design and implement E2E Network/System Architecture in Open RAN model
  • Provide detailed recommendations and designs for 5G NR and/or O-RAN features
  • Short-term and mid-term roadmap preparation
  • Technical support for cross-functional teams implementating the features
  • Design, coding, and unit testing of O-DU and O-CU fuctionalities
  • Design, coding, and unit testing of Near-RT-RIC and xApps
  • Design, coding, and unit testing of open interfaces

Skills & Experience (Must-Have)

  • Deep experience and understanding of 3GPP and O-RAN standards
  • In-depth experience with disaggregated and cloud native RAN implementation architecture
  • Strong C/C++ programming background and debugging skills
  • Proficient in design, documentation, implementation and unit tests
  • Very strong knowledge about multi-thread real-time/embedded systems
  • Familiarity with version control, bug tracking, and CI/CD systems

Additional advantages:

  • Working experience with protocol stack splits (split 7.2x O-RU / O-DU, split 2 O-DU  / O-CU)
  • Strong, hands-on experience with the 5G NR
  • Base experience with cloud native technologies (Kubernetes, docers)

What We Offer

  • Competitive salary that grows with your impact.
  • Access to a world-class telecom knowledge base and structured training resources.
  • Time and budget for training, conferences and self-development.
  • Daily exposure to modern tools and technologies that push the industry forward.
  • A diverse, friendly, international team of engineers and domain experts.
  • Collaborative, low-ego culture that values initiative and your input.
  • Flexible working hours and a healthy work-life balance.
  • Regular team integration events that build real camaraderie.

About IS-Wireless

IS-Wireless is a top European deep-tech innovator, awarded the EIC Seal of Excellence and holder of 10+ patents. As a NATO DIANA 2025 innovator, we operate as a dual-use company, building ultra-resilient, secure and resource-efficient 5G networks for both industrial and tactical applications.

Our patented Liquid RAN technology represents a new generation of open, disaggregated radio access designed for exceptional reliability, flexibility, and resource efficiency. It enables rapid restoration and redeployment of base stations, even in volatile or degraded environments.

We value creative problem-solvers, unconventional thinkers and deep domain experts who thrive in demanding scenarios.

Department
Product Development
Locations
Piaseczno
Remote status
Hybrid

Current job openings

More jobs

Piaseczno

Gain expert knowledge and challenge yourself

  • Opportunity

    A great opportunity to develop your skills in building networks in the Open RAN model

  • Knowledge

    Get access to the top-class telecommunications knowledge base and training

  • Challenge

    Interesting and challenging work within an international environment of talented engineers

About IS-Wireless

IS-Wireless is a top European Deep Tech innovator, awarded the EIC Seal of Excellence and holding a portfolio of 10+ patents. As a proud NATO DIANA 2025 innovator, we operate as a Dual-Use company, developing ultra-resilient, secure, and resource-efficient 5G networks for both industrial and tactical applications.

Our patented Liquid RAN technology represents a new generation of open, disaggregated radio access designed for exceptional reliability, flexibility, and resource efficiency. It enables rapid restoration and redeployment of base stations, even in volatile or degraded environments.

Our solutions are built for performance under pressure, supporting ultra-resilient mobile networks that withstand disruption. With a dual-use approach, we bridge defense innovation and commercial applications to ensure secure, high-performing connectivity where it matters most.

Our team stands out for creative problem-solving, unconventional thinking, and deep expertise. We bring together experience from hardware and software vendors, telecom operators, and R&D institutions, uniting skilled developers, engineers, and business leaders.

Founded in 2017
Co-workers 45+
Product Development · Piaseczno · Hybrid

5G/6G System Architect

Build the future of ultra-resilient connectivity!

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