Model Based Systems Engineer

The Defense Sector at Leidos currently has an opening for a cleared Model Based Systems Engineer on the Digital Infrastructure Network Manager (DINM) Program in Orlando, Dayton, or Northern Virginia. This is an exciting opportunity to support the Department of the Air Force. We are seeking an accomplished Systems Engineer to join a high-impact team delivering enterprise command and control solutions for the Department of the Air Force. In this critical role, you will partner with the Program Manager to oversee program execution, drive operational excellence, and ensure alignment with strategic objectives. You will help manage cross-functional teams, in particular operating out of the Orlando FL location, coordinate with government and contractor stakeholders, and support the integration, testing, and deployment of advanced capabilities in a dynamic environment. The ideal candidate will bring strong program management expertise, a collaborative leadership style, and a commitment to delivering mission success on complex, multi-vendor efforts. Primary Responsibilities Define and maintain MBSE projects in Cameo Systems Modeler. Responsible for the development of MBSE-based SysML models, diagrams, and simulations. Support a System of Systems digital engineering approach to iterate through architecture concepts and design. Collaborating with multiple contractors and integrating Cameo model inputs into source models. Developing baseline architecture model of existing systems and capturing configuration of network. Facilitate technical and programmatic information exchange in support of program objectives. Participate in Working Groups and IPTs, informal and formal technical interchanges, and formal reviews. Develop technical roadmaps; establish and maintain reference architectures. Document interfaces and standards. Basic Qualifications Basic Qualifications: Bachelor’s degree and 8+ years of prior relevant experience or Master’s degree with 6+ years of prior relevant experience. Additional years of experience will be considered in lieu of degree. Must possess a minimum of a Secret clearance with the ability to obtain and maintain a TS/SCI clearance. Demonstrable knowledge in Systems Engineering modeling tools (e.g. DOORS and Cameo) Strong written and verbal communication skills to collaborate with customer representatives, domain experts, and other systems engineers in the development of complex DoD systems. Demonstrated ability to participate in cross-functional planning, coordination, and task execution situations involving the full spectrum of system integration activities. Ability to work well with people from many different disciplines with varying degrees of technical experience Familiarity with Cloud and Edge Computing, Networks, Tactical Communications, Data Management, Systems Engineering, Cybersecurity, and C4ISR systems integration. Demonstrated experience with Agile program execution and using agile tools (e.g. Jira and Confluence). Preferred Qualifications Preferred Qualifications: Active TS/SCI security clearance. Prior experience with development descriptive models for network architecture. Prior experience developing Cameo model validation scripts. Prior experience support Department of the Air Force programs. Previous experience working on complex multi-domain systems. Experience with large weapons systems and command and control platforms across the DoD portfolio. Pay Range Pay Range: Pay Range $107,900.00 - $195,050.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. Original Posting: August 3, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here. Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to View email address on click.appcast.io. Commitment and Diversity All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit #J-18808-Ljbffr Leidos LLC