Senior System Engineer

Systems Engineer – Requirements & Architecture (Mid-Level)Location: Redstone Arsenal, Huntsville, AlabamaSecurity Clearance: Secret requiredExperience: 20+ years with a degreeAbout the RoleRedBeard Solutions is seeking an experienced Systems Engineer to support the System Engineering & Integration Team (SE&IT) and its System Design and Requirements Capability team in Huntsville, Alabama.The successful candidate will serve as a Responsible Systems Engineer (RSE), leading cross-functional engineering teams in developing system-level technical solutions supporting the Missile Defense Agency (MDA). This position focuses on system architecture, requirements development, interface definition, and Model-Based Systems Engineering (MBSE) to support advanced missile defense capabilities.Key ResponsibilitiesLead the development of system-level architecture, requirements, and interface definitions.Apply Model-Based Systems Engineering (MBSE) to evaluate functional behavior and architectural impacts.Conduct system and component trade studies to support system-of-systems requirements.Develop and maintain system specifications covering functional, performance, and interface requirements.Lead Change Notice (CN) development and maintain traceability from system-level to element-level requirements.Use MSOSA (Cameo) and DOORS for system modeling and requirements management.Prepare technical briefings, documentation, and presentations for customer and stakeholder reviews.Collaborate with cross-functional engineering teams and customer representatives.Required Qualifications20+ years of relevant experience, with a qualifying degree.Bachelor's, Master's, or PhD in Engineering, Mathematics, or Physics.Secret security clearance.Strong background in systems engineering, system architecture, functional decomposition, and requirements allocation.Hands-on experience with MSOSA (Cameo) and DOORS.Knowledge of missile defense or related MDA mission areas, such as Aegis Weapons Systems, Ground-based Midcourse Defense (GMD), Glide Phase Intercept (GPI), HBTSS, C2BMC, Next-Generation Interceptor (NGI), OPIR, or IBCS.Strong analytical, technical writing, communication, and presentation skills.Ability to work independently, collaborate with small teams, and coordinate directly with customers.Desired QualificationsExperience modeling or simulating missile defense, air defense, ballistic intercepts, or space systems.Knowledge of advanced threats, including hypersonic, hyper-glide, aero-maneuvering, and countermeasure systems.Experience with missile defense sensors, interceptors, kill vehicles, fire control, and command-and-control systems.Experience supporting large, complex systems engineering programs.