Our client is seeking a Senior Systems Engineer for a contract position within the Defence and Security sector, based in Marlow. This role involves working on avionics projects, including Search and Rescue Direction Finders, Emergency Services Air to Ground Radios, and GNSS Anti-Jam equipment. You will bring your experience of requirements capture and verification to the Avionics Business Unit, helping to deliver complex product developments.Key Responsibilities:Manage product requirements database, capturing customer requirements and deriving product system level requirements.Generate and execute product verification and qualification campaigns.Support systems integration and product verification/validation trials.Engage with customers, supporting meetings and presentations.Contribute to project reports and process improvements.Work under guidance from project leads and subject matter experts, ensuring tasks meet project milestones.Handle stakeholder management with internal and external customers.Job Requirements:Experience in systems integration, systems test, and systems design.Proven ability to deliver projects to quality, cost, and schedule.Strong communication, organisation, and presentation skills.Familiarity with requirements management tools (e.g., DOORS, Polarion).Knowledge of Aerospace Safety standards and Aerospace and Defence design and qualification standards (e.g., ARP4754, Mil-Std-461).Understanding of configuration management, interface control design, ..... full job details .....