About this Position: We are seeking an experienced Systems Architect to join our team, working within an Integrated Project Team (IPT) to develop next-generation Electronic Warfare and Radar systems. The successful candidate will play a key role in systems architecture, requirements development, and model-based systems engineering (MBSE), ensuring alignment with capability roadmaps and best practices. Job Responsibilities: Lead a multi-disciplinary team to develop system requirements, models, and architectures. Define and implement a clear architectural vision supporting short-, medium-, and long-term product development. Develop and apply Systems Engineering and MBSE methodologies to ensure efficiency across projects. Conduct trade space analysis and produce candidate solution architectures. Engage with customers and stakeholders to define system needs and constraints. Define and apportion requirements at all system levels. Support design reviews as a contributor and stakeholder. Provide technical leadership and mentorship within the Systems Engineering team. Work closely with Project Managers to estimate costs and assess alternative solutions. Experience Required: Strong background in Systems Architecture and MBSE. Experience in requirements management, definition, and apportionment (DOORS proficiency essential). Familiarity with Atlassian tools, Cameo Systems Modeller, or MATLAB. Knowledge of Electronic Warfare, RF systems, and Radar system design. Strong interpersonal skills with the ability to liaise across engineering disciplines. Experience in system specification, verification, and lifecycle processes. Security clearance eligibility is mandatory