{"id":3749641,"url":"https://alion.io/job/txt-group-radio-rf-system-engineer","title":"Radio & RF System Engineer","company":{"id":1911652,"name":"TXT Group","domain":"txtgroup.com","url":"https://alion.io/company/txtgroup","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Allibo","truth_index":{"grade":"B","score":77,"open_postings":31,"ghost_share":0,"stale_share":0.935,"repost_share":0,"time_to_fill_p50_days":36,"computed_at":"2026-11-11T05:49:22Z"}},"role":"DevOps","role_family":"DevOps","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Zurich, Switzerland"],"countries":["CH"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Cameo Systems Modeler","optional":false},{"name":"IBM DOORS","optional":false},{"name":"MATLAB","optional":false},{"name":"Simulink","optional":false},{"name":"Verification & Validation","optional":false},{"name":"Wi-Fi","optional":false}],"status":"live","first_seen_at":"2026-11-04T14:42:31Z","employer_posted_date":"2026-11-04","last_verified_at":"2026-11-11T05:42:28Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"We are looking for a skilled Radio / RF System Engineer to contribute to the Design, Development, Integration, Verification & Validation and qualification of complex communication systems and solutions. The ideal candidate will have a solid background in System Engineering, with knowledge and a background in radio communication technologies, RF systems and wireless networks, including HF, Wi-Fi and 5G Radio technologies. \nThe role covers the entire system engineering lifecycle, from requirements analysis and system architecture definition to system integration, verification, validation and qualification (IVVQ). \nThe candidate will work in multidisciplinary engineering teams, contributing to the development and qualification of advanced communication solutions for complex operational environments, particularly in Defence, Aerospace and Telecommunications.\nMain responsabilities\nAnalyse operational needs and customer requirements, translating them into system and subsystem technical specifications. \nDefine system architectures, functional breakdowns and technical interfaces. \nDevelop and manage system requirements, ensuring traceability throughout the development lifecycle. \nPerform technical trade-off studies and support architectural design decisions. \nDefine system performance parameters and assess compliance with customer requirements. \nSupport the design and development of radio communication systems and RF subsystems. \nWork with different radio technologies and frequency bands, including HF and other wireless communication solutions. \nAnalyse radio propagation, link budgets, coverage, antenna characteristics and RF performance. \nSupport the integration of transmitters, receivers, antennas, amplifiers and RF front-end components. \nContribute to the assessment of communication availability, reliability and performance under different operational conditions.\nIndispensable technical skills\nSolid knowledge of System Engineering principles and methodologies. \nExperience in requirements analysis, system architecture and interface management. \nKnowledge and background of radio communication systems and RF engineering fundamentals. \nUnderstanding of HF radio technologies and propagation mechanisms. \nFamiliarity with wireless communication technologies, including 4G/5G. \nKnowledge of communication protocols, network architectures and RF interfaces. \nUnderstanding of antennas, transmitters, receivers and RF components. \nFamiliarity with system integration, testing, verification and validation processes. \nKnowledge of system modelling, simulation and engineering tools (e.g. MATLAB, Simulink, DOORS, Cameo or equivalent).\nGerman knowledge is a strong plus\nBehavioural skills\nStrong system-level thinking and analytical problem-solving capabilities. \nAbility to understand complex technical architectures and interactions between subsystems. \nGood coordination and communication skills in multidisciplinary environments. \nAbility to manage technical interfaces and interact with customers and suppliers. \nStructured approach to engineering activities and technical documentation. \nProactive attitude, flexibility and ability to work independently or within a team\nWhy Join TXT Group?\nCompetitive Compensation: We recognise the value of your skills and offer a salary package aligned with your experience and professional expertise.\nInclusive Work Environment: You will join a diverse and collaborative team that values inclusion, teamwork, and excellence.\nGlobal Presence: Our offices in cities such as Milan, Berlin, Lugano, Seattle, Dallas, and Paris offer a truly international working environment.\nTeamwork-Oriented Culture: We foster a workplace where collaboration, mutual support, and professional excellence are fundamental values.\nStability and Career Growth: Permanent employment contract and numerous opportunities for professional development.\nThis position is open to all applicants in accordance with the principles of equality and inclusion, regardless of gender. 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