Systems Engineer Level 3 - 164508

Responsibilities: Include: Support cross-functional engineering teams in developing advanced autonomous and complex systems aligned with program milestones and customer expectations. Implement and mature Model-Based Systems Engineering (MBSE) methodologies within a Digital Engineering ecosystem. Develop and maintain system architectures, requirements, and interfaces using tools such as Cameo , MSOSA , and SysML . Execute full lifecycle systems engineering activities, including: Requirements decomposition & traceability System architecture modeling Interface definition & management Operational and environments analysis Specification development Trade studies and technical assessments Risk identification & mitigation Verification, validation, and test planning Certification planning & execution Support technical reviews, documentation, and customer-facing deliverables. Collaborate with SMEs across multiple engineering disciplines to integrate complex system capabilities. Required Qualifications: Bachelor's degree in Engineering, Engineering Technology, Computer Science, Physics, Mathematics, Chemistry, or related technical field. 5+ years of engineering experience with a Bachelor's, 3+ years with a Master's, or relevant experience with a PhD. Hands-on experience with MBSE , Cameo/MSOSA , and/or SysML . Active Secret Clearance (required prior to start). Ability to work 100% onsite in St. Louis or Seattle. Preferred Skills: Experience supporting proprietary or classified aerospace/defense programs. Background in autonomy, mission systems, or advanced weapons system development. Familiarity with Digital Engineering pipelines and model-based lifecycle integration. Strong communication skills and comfort working with multidisciplinary engineering teams. Qualifications: : Bachelor's degree in Engineering, Engineering Technology, Computer Science, Physics, Mathematics, Chemistry, or related technical field. 5+ years of engineering experience with a Bachelor's, 3+ years with a Master's, or relevant experience with a PhD. Hands-on experience with MBSE , Cameo/MSOSA , and/or SysML . Active Secret Clearance (required prior to start). Ability to work 100% onsite in St. Louis or Seattle. Preferred Skills: Experience supporting proprietary or classified aerospace/defense programs. Background in autonomy, mission systems, or advanced weapons system development. Familiarity with Digital Engineering pipelines and model-based lifecycle integration. Strong communication skills and comfort working with multidisciplinary engineering teams.