System Architect (MDDI/MBSE)

CSCI consulting is seeking a System Architect – MDDI MBSE to support a large-scale Department of War (DoW) digital engineering and SAP S/4HANA transformation program. This role will lead the development of enterprise architecture and system models using Model-Based Systems Engineering (MBSE) methodologies to enable mission-critical transportation and logistics capabilities.

You will work within a mature digital engineering environment, partnering with cross-functional teams to design scalable, integrated solutions and drive adoption of the digital thread across the program lifecycle.

- Lead development and maintenance of system, operational, data, and integration architecture using MBSE and DoDAF/UAF frameworks

- Develop and manage system models (SysML/UML) capturing requirements, interfaces, workflows, and end-to-end mission threads with full traceability

- Drive digital engineering strategy, including adoption of the digital thread, authoritative models, and model-driven decision making

- Translate business, operational, and technical requirements into scalable solution architectures supporting enterprise systems and integrations

- Define integration patterns, interface specifications, and interoperability requirements across DoD and partner systems

- Establish architecture governance, modeling standards, and technical baselines; support design reviews and leadership briefings

- Collaborate with engineering, cybersecurity, functional, and program teams to resolve risks, gaps, and cross-domain dependencies

- Contribute to technology roadmaps, transition planning, and implementation strategies for enterprise transformation

- U.S. citizenship with an active Secret clearance or ability to obtain one

- 7+ years of experience designing enterprise, system, or solution architectures in DoD or comparable environments

- Demonstrated systems engineering capability, including decomposition of complex systems and modeling of structure, behavior, interfaces, and data