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The Model-Based Systems Engineer (MBSE) provides technical leadership and expertise in the application of Model-Based Systems Engineering methods to design, analyze, and optimize Department of Defense systems. This position leverages advanced MBSE tools, techniques, and frameworks to create digital representations of complex systems, enabling data-driven decision-making and enhancing system lifecycle management. As a subject matter expert, the MBSE Engineer collaborates with multidisciplinary teams to ensure system designs meet mission-critical requirements, integrate seamlessly with existing platforms, and comply with DoD standards and security protocols.   This role requires an active Top Secret security...

i3 has a Summer 2026 internship opportunity available for a student currently pursuing Data Analytics in school.   The best candidates for this position enjoy working with people and understand that data plays a pivotal role in enhancing business intelligence as it helps drive informed decision-making. In addition, they are not afraid to ask questions. The proper candidate will partner with key members of the i3 IT Team to uncover business requirements, build relationships of trust, and deliver exceptional value.

 The Data Manager supports the Missile Defense Agency’s Information Management and Software Services (AIMSS) program by executing and overseeing the full lifecycle of test and mission data across MDA systems. This role focuses on data flow coordination with test data producers, adherence to mission-specific standards, and the operational management of data ingestion, parsing, cataloging, distribution, and archival. The Data Manager ensures data products are delivered accurately, securely, and on time to support analysis and decision-making, serving as a bridge between test event operations and data consumers.

i3 is seeking a skilled Budget Analyst to provide high-level financial and budgetary analysis in support of the DEVCOM Aviation and Missile Center. This role will specifically assist civil service personnel assigned to the S3I Directorate, Strategic and Operational Analysis Division, in Huntsville, AL. Responsibilities will include budget planning, execution, tracking, and reporting to ensure informed decision-making and effective resource management. This is a full-time position based in Huntsville, AL.

i3 has an exciting opportunity for a machine learning (ML) engineer to support the development of DoD systems. The ML engineer will develop and program neural network (NN)-based software solutions. Additionally, the ML engineer will aid in the analysis of artificial intelligence (AI)-enabled systems.   Pay Range $132,000 - 234,000 The pay range for this position is a general guideline only and not a guarantee of compensation or salary....