Principal Structural EngineerStevange, HertfordshireOur client, a leading entity within the Defence and Security sector, is seeking a Principal Structural Engineer to join their esteemed Mechanical Analysis Group in Stevenage. This contract role promises to place you at the cutting edge of military systems engineering, working within a team of over fifty engineers. Key Responsibilities: Ensuring product performance against key structural requirementsCarrying out structural analysis using hand calculations and Finite Element (FE) methodsWorking with the Altair FE toolset, and other FE codes such as NASTRAN or ANSYSEngaging in static, dynamic, and fatigue analysisAssessing both metallic and composite structuresOptimising Finite Element models and conducting Design of ExperimentsEvaluating mechanisms and multi-body dynamicsPerforming crash analysis Job Requirements: Degree qualified in a STEM subjectProven structural analysis skills with experience in Altair, NASTRAN, or ANSYSExperience in static, dynamic, fatigue analysis, and metallic/composite analysisAbility to make quick and efficient design assessmentsSelf-motivated and responsible for complex tasksCapable of working independently and within a multi-disciplinary teamExcellent communication skills for effective networking and influenceRelevant experience in an equivalent or comparable industry If you have significant experience in structural engineering within the Defence and Security sector and hold security clearance, w