5G/6G Security Engineer / Expert
Apply and join the 5G/6G revolution before someone overrun you!
Are you a passionate and experienced telco security engineer / expert looking for an exciting opportunity to work on cutting-edge 5G/6G technology? Look no further, because we have the perfect position for you!
We are looking for a passionate and experienced 5G/6G Security Engineer / Expert with a strong telco and software development background. With at least 2-3 years of hands-on experience, you will bring your expertise to the table, utilizing your analytical skills and problem-solving approach to implement essential 5G/6G RAN products. Your collaboration with 5G/6G 3GPP/O-RAN/ETSI protocol engineers will be instrumental in ensuring secure integration and safe functionality of these protocols.
Requirements:
- Knowledge of Cybersecurity (good practice and terminology)
- Knowledge of Common Criteria (Creating developers documentation)
- Knowledge of attack vectors that may be used to exploit software
- Experience in preparing test strategies
- Good knowledge of Linux systems (prefered Ubuntu): security
- Good knowledge of security in telecommunication networks (NESAS, 3GPP security, ETSI ISG NFV, O-RAN security)
- Good knowledge of network stack (OSI/ISO models)
- Good knowledge of O-RAN interfaces
Additional advantage:
- Experience with PKI and TPMs and other software/hardware security solutions
- Passionate about engineering solutions, performance, and quality
Responsibilities:
- Reading the Security standards
- Creating and maintaining technical documentation Full scope of documentation based on Common Criteria
- Research and identify flaws
- Develop a software security strategy
- Creating test cases
- Participate in the life cycle development of software systems
- Creating Test strategies and scenarios
- Collaborating with Test Team and Documentation Team
Offer:
- Competitive salary
- A great opportunity to develop your skills in building networks in Open RAN model
- Access to top-class telecommunication knowledge base and trainings
- Contact with the latest technology and tools
- Interesting and challenging work with an international environment of talented engineers
- Self-development
- Flexible working hours
- Integration events
- We listen to what people have to say and give them opportunities to grow
Don't miss out on this chance to be a part of our dynamic and innovative team! Apply now and let your skills shine in the world of 5G/6G security.
- Department
- Product Development
- Locations
- Piaseczno
- Remote status
- Hybrid

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.
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