Security System Engineer

## Join our Team About this opportunity: Product Engineering Unit RU Software has exciting role in putting software on the hardware map. We are a distributed team, dedicated to lead SW development for the Radio portfolio with clear interfaces towards Integrated RAN and Cloud RAN. We are part of organization built on key competences, innovation and collaboration for business and technology leadership. Product Engineering Unit RU Software’s role is to bridge Radio, ASIC and RAN development, evolving the RU SW architecture closely with DU SW architecture while supporting MS-RBS and Cloud-RAN needs. As a System Engineer - Radio Security, you will be part of the Radio System Security community, driving the end‑to‑end systemization of Radio security features. You translate security requirements into robust system solutions. You will belong to a team of system engineers and technical coordinators involved in providing technical guidance and systemizing Radio software functionality through Product development and feature development programs, with support from globally located system teams, across EUs, and Radio programs. You will collaborate closely with system architects, design teams (HW, SW, ASIC), verification, manufacturing, and product security governance to ensure that our radio products meet Ericsson and industry security requirements while remaining competitive in performance, cost, and time‑to‑market. What you will do: * Driving Radio security studies to develop robust security features for customers * Lead technical investigations on security topics, propose mitigations, and drive decisions with impacted design teams * Systemizing security functionality for radio software, in alignment with the System Area charters for Radio and Security through participation in system studies to cover security aspects * Analyze and break down security requirements into implementable system requirements and design constraints for radio units and RAN components * Supporting Architects, OPOs, drivers and development teams with expert guidance in secure implementation * Driving continuous improvement in product security in-line with latest development in security area * Participate in relevant forums and communities (System Area groups, Security Chapters, seminars) and share learnings, best practices, and guidance across the Radio organization The skills you bring: * Solid background in radio/RAN systems, embedded systems, or telecom HW/SW, with experience from at least one of: radio HW, radio SW, RAN compute * Strong understanding of security fundamentals, including Cryptographic primitives (hashing, symmetric / asymmetric crypto, digital signatures) and secure boot and trusted execution concepts * Experience in system engineering / systemization: * Requirements analysis and decomposition * Defining system behaviors, interfaces, and constraints * Writing clear, structured technical documentation * Ability to lead technical discussions and drive decisions across multi‑disciplinary teams (HW, SW, ASIC, manufacturing, security governance) * Strong analytical and problem‑solving skills, with a structured way of working and good attention to detail * Understanding of agile way of working, CI/CD setup for product development * Effective communication skills in English, both spoken and written ## Nice to have: * Experience with 5G RAN and Ericsson Radio System products (radios, AAS, RAN compute, transport, or Cloud RAN). Hands‑on experience with Secure boot / secure storage / secure debug implementations * Familiarity with BNEW security frameworks, Baseline Security Requirements (BSR), and Radio Security Requirements in DOORS NG * Experience collaborating with Security Masters, Security Champions, or Product Security organizations Personal traits: * Curious, self‑driven, and eager to learn in the evolving radio security domain * Comfortable working in a distributed, cross‑functional environment and building strong networks across units * Able to balance security, performance, cost, and time‑to‑market in technical trade‑offs * Pragmatic and solution‑oriented, with a strong sense of ownership and accountability 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 2G / 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 This is a hybrid role, attendence in the office required 3x per week. 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: Poland (PL) || Lodz Req ID: 785030