Systems Engineer

Benefits 401(k) 401(k) matching Paid time off Vision insurance Position Title Senior Model-Based Systems Engineer (MBSE – Missile Systems) Location Beavercreek, OH Company Cornerstone Signals & Cyber Technologies LLC Position Overview Cornerstone seeks a Senior Model-Based Systems Engineer (MBSE) to support a Digital Engineering (DE) transformation effort focused on missile performance modeling, simulation, and analysis (MS&A) . This role supports government customers in migrating legacy tools, algorithms, and processes into a cloud-native digital engineering pipeline using a phased implementation approach. The position focuses on developing and refining end-to-end missile system models using SysML , enabling improved analytical rigor, scalability, and decision support for advanced weapons systems. Key Responsibilities Scope and define requirements for representing missile systems within SysML-based MBSE environments using existing engineering data and analysis Develop and maintain end-to-end missile system models , including: Requirements (e.g., Circular Error Probable – CEP) Structural attributes (e.g., mass properties, moments of inertia) Parametric characteristics (e.g., propulsion performance, specific impulse) Create a scalable and repeatable workflow for generating new missile models within a digital engineering ecosystem Apply, test, and refine MBSE workflows using real-world missile system use cases Collaborate with government stakeholders and subject matter experts to optimize modeling approaches and workflows Support the transition of legacy MS&A capabilities into a modernized, cloud-enabled digital engineering framework Contribute to advancing MBSE adoption across missile performance analysis efforts Basic Qualifications Minimum 8 years of experience in systems engineering or a related technical field Demonstrated experience applying Model-Based Systems Engineering (MBSE) to: Aerospace systems Mechanical systems or related engineering domains Proven experience developing models using: SysML MBSE tools such as Cameo Systems Modeler, MagicDraw, or Enterprise Architect Formal MBSE training or certification (e.g., INCOSE, OMG, or equivalent ) Ability to collaborate across multidisciplinary engineering teams to define and implement modeling requirements Strong work ethic with demonstrated ability to support customer adoption of MBSE methodologies Desired Qualifications 5+ years of experience applying SysML specifically within aerospace or missile system applications , including: Rocket propulsion systems Sensor systems (e.g., phased array radar) Experience supporting missile performance analysis or weapons system modeling environments Familiarity with Digital Engineering (DE) ecosystems and cloud-based modeling environments Education Requirements Bachelor’s degree in: Engineering Science Mathematics or a related technical discipline Security Clearance Active Top Secret clearance with SCI eligibility is required U.S. Citizenship is required #J-18808-Ljbffr