Model Systems Engineer; MBSE​/Digital Engineer

nou Systems, Inc. (nSI) is now officially a 100% ESOP company! We value teamwork and collaboration, and this transition allows us to take that commitment to a new level. nSI empowers our customers by supplying products, services, and expertise with powerful, data driven insights that transform defense systems and improve capabilities.

We are pleased to announce the opening for a Model Based Systems Engineer (MBSE) / Digital Engineer who will join our Technical Solutions Division in Beavercreek, Ohio and become part of our rapidly growing technology company operating in missile defense, cybersecurity, test range modernization, biotechnology, and space control market spaces. You will be part of a team that constructs, manages, and conducts discrete mission engineering and analysis to evaluate the efficacy of legacy architectures and new technologies.

• Develop, analyze, and maintain system models using MBSE methodologies, tools, and languages (e.g., Cameo, Magic Draw, Systems Modeling Language (SysML), Unified Modeling Language (UML)).
• Design and integrate system architectures, interfaces, and workflows to support Department of Defense (DoD) acquisition and sustainment processes.
• Conduct requirements analysis, traceability, and validation across system life cycles, ensuring alignment with stakeholder and mission needs.
• Support the development of digital engineering capabilities, including digital thread/twin integration and migration.
• Collaborate with cross-functional teams (software, hardware, and cyber engineers) to ensure seamless integration and interoperability.
• Provide technical guidance, mentorship, and MBSE expertise to program managers, stakeholders, and junior engineers.
• Prepare and deliver technical documentation, briefings, and data packages to inform leadership and government decision-making.
• Support risk management and continuous improvement efforts by evaluating and introducing new MBSE tools, processes, and frameworks.

• You must have a Bachelor’s Degree in Systems Engineering, Aerospace, Electrical, Computer Engineering, Computer Science, or related technical field.
• You will need 4+ years of experience in systems engineering, with direct experience in MBSE.
• Proficiency with MBSE methodologies and tools (e.g., Cameo Systems Modeler, Magic Draw, IBM Rhapsody, Enterprise Architect).
• Strong knowledge of SysML/UML for modeling architectures and system behaviors.
• Experience with requirements management tools (e.g., JIRA) and traceability processes.
• Ability to interface with customers in technical and programmatic contexts, translating needs into actionable tasks.
• Strong written and verbal communication skills, with the ability to produce and present technical documentation.
• You must possess or can obtain an active Top Secret/SCI clearance.
• You must be a U.S. citizen to be eligible for this position.

Lacking any one of these disqualifies you from this job.

• Master’s Degree:
  Systems Engineering, Engineering Management, or related discipline.
• 10+ years of experience in MBSE or systems engineering roles, preferably within DoD, aerospace, or related industries.
• International Council on Systems Engineering (INCOSE) certification or equivalent systems engineering certification.
• Certified SysML Model Builder or MBSE-specific training.
• Experience with DoD Architecture Framework (DoDAF), Unified Architecture Framework (UAF), or other architecture frameworks.
• Familiarity with digital thread/digital twin applications, automation, and integration of MBSE across organizations.
• Experience supporting DoD open architectures.
• Active Top Secret/SCI clearance.

Since its founding in 2012, nou Systems has built a reputation for excellence in innovative engineering, prototype development, and technical and professional services in multiple markets, including missile defense, cybersecurity, test range modernization, and space control. Our diverse and highly skilled team delivers state-of-the-art products from concepts and prototypes to fully developed and integrated solutions.

nou Systems, Inc. offers a comprehensive, total…