Principal Mechanical Design EngineerAn exciting opportunity has arisen for experienced Principal Mechanical Design Engineers to join a leading defence organization in Stevenage, where you'll work on ground-breaking complex weapons and weapon systems that help protect national security.What You'll Do:Lead mechanical design work packages across the full product lifecycleDevelop mechanical solutions for complex systemsCollaborate with multi-disciplinary teamsEngage with suppliers and stakeholdersWork on international projects with potential overseas travelDrive innovation in mechanical design and developmentWhat You'll Need:Degree/HND/HNC in relevant fieldExperience in mechanical design and development, specializing in: MechanismsStructuresAssembly and IntegrationConcept developmentStrong leadership abilitiesExperience with 3D CAD/CAE toolsExcellent communication and negotiation skillsUnderstanding of structural/thermal/dynamic analysis (advantageous)Ability to obtain required security clearanceCareer Development:Professional development support toward ChartershipLeadership development opportunitiesTraining on specific aspects of system designInternational project exposureOpportunity to work with cutting-edge technologiesThe successful candidate will join an enthusiastic team working on diverse, world-class products at the forefront of technology. This role offers excellent career progression opportunities in a collaborative environment that values innovation and new perspectives.We welcome applications from candidates seeking flexible working arrangements and are committed to supporting workplace diversity and equal opportunities.Security clearance will be required for this position.