System Architect (MDDI/MBSE)

Job Description

CSCI consulting is seeking a System Architect – MDDI MBSE to support a large-scale Department of Defense (DoD) 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.

Responsibilities

• 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

Minimum Requirements

• 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
• Working knowledge of SysML/UML modeling approaches and experience with recognized MBSE tools (e.g., Cameo, MagicDraw, Sparx EA, Rhapsody, GENESYS)
• Familiarity with DoDAF, UAF, or similar architecture frameworks
• Strong communication skills, including experience briefing technical concepts to senior stakeholders