System Architect (MDDI/MBSE)

Job Description
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.
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
Bachelor’s degree in Systems Engineering, Computer Science, Engineering, Information Systems, or related field (or equivalent experience)
Strong written and verbal communication skills, with the ability to brief technical information to both technical and non-technical stakeholders
Creativity and adaptability in problem-solving
Ability to work with clients to understand their needs
Strong organizational and time-management skills
Excellent written and verbal communication skills
Professional presence
Preferred Skills
Active Secret clearance
5+ years of hands-on MBSE / digital engineering experience in complex systems environments
Experience supporting DoD logistics, transportation, or ERP modernization programs
Experience integrating COTS/ERP platforms with custom DoD systems
Familiarity with cloud architectures, DevSecOps, or zero trust environments in DoD (e.g., AWS GovCloud, IL4/IL5)
Knowledge of DoD acquisition lifecycle and business process reengineering
Relevant certifications (e.g., INCOSE CSEP/ESEP, OCSMP, TOGAF, SAFe, AWS/Azure)
Ability to work in a team environment, as well as independently
Strong customer and vendor relationship skills
Demonstrated ability to comply with data standards and policies
Motivation to learn new technologies and methodologies that demonstrate value
Past experience working with a Federal local government agency
Department of War experience is a plus!
About CSCI
CSCI is an award-winning information technology and financial management consulting firm founded on one simple philosophy: “Do what is right, always.” We apply this philosophy across all elements of our growing business, from delivering world-class services for customers to providing an environment where associates thrive both personally and professionally. At CSCI, work and fun aren’t diametrically opposed!
At CSCI, our goal is to hire people with proven track records and retain them with an energizing, diverse company culture. We value each associate’s natural drive to excel, and we provide them with the freedom to do things their way. CSCI seeks the best and brightest in the industry—those who are ready to move their lives and career forward. Join us today and get excited about Mondays again!
Benefits of Working at CSCI
Competitive salaries