Model-Based Systems Engineer

Job Description
As global threats evolve at an unprecedented pace, the ability to rapidly model, simulate, and analyze complex systems is critical to maintaining our nation's security. The BAE Systems Advanced Technology Team (ATT) is at the forefront of this transformation, enabling next-generation digital engineering solutions that support high-impact, mission-critical programs.
We are seeking a Model-Based Systems Engineer to join our ATT Modeling & Simulation team, working in a collaborative and fast-paced environment to develop and maintain system architecture models that power a modern digital engineering environment.
In this role, you will focus on building refining, and evolving SysML models, while supporting the transition from of legacy, document-based systems into modern model-based representation.
Key Responsibilities:

• Develop and maintain SysML system architecture models in Cameo Systems Modeler
• Translate system requirements and design artifacts into clear, structured, and high-quality models
• Support the digital transformation of heritage systems into modern model-based systems engineering (MBSE) frameworks
• Collaborate with configuration management (CM), requirements, and cross-functional engineering teams to ensure model alignment and consistency
• Implement model updates and changes through established workflows (e.g. Jira ticketing and change management processes)
• Continuously refine and improve models to ensure clarity, usability, and technical accuracy
• Ensure models are structured to support downstream simulation, analysis, and integration activities
• Contribute to modeling standards, best practices, and overall model quality across the program

Required Education, Experience, & Skills

• Typically a Bachelor's degree in an Engineering or Computer Science discipline with 2+ years of experience
• Strong and confident communication/presentation skills
• Experience with Model-Based Systems Engineering (MBSE) and SysML
• Experience using modeling tools such as Cameo Systems Modeler or similar
• Strong attention to detail and ability to create clear, structured system models
• Experience in being part of a multidisciplinary project team
• Must be a US citizen and able to obtain a Secret level clearance

Preferred Education, Experience, & Skills

• Experience supporting digital transformation efforts from document-based to model-based systems
• Familiarity with configuration management and requirements management processes
• Experience working with Jira or similar ticketing/workflow tools
• Experience supporting modeling efforts for simulation or analytics integration
• Experience working in DoD environments
• Already holds active Secret level clearance

Pay Information
Full-Time Salary Range: $79365 - $134921
Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.
Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics.
About BAE Systems Intelligence & Security
BAE Systems, Inc. is a defense, aerospace, and security company headquartered in Falls Church, Virginia, with more than 40,000 employees worldwide. We serve, supply, and protect those who protect us. As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support.
Our culture is performance-driven and values-led, built on curiosity, creativity, and collaboration. Purpose isn't a tagline here. It's what drives us. We're developing breakthrough technologies that defend national security and make a lasting impact on our communities and our planet. When you join BAE Systems, you're not just building a career. You're contributing to a mission that truly matters.
This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.