Senior Systems Engineer (MBSE)

About this role

Senior Systems Engineer (MBSE)

Business Electronic Systems

Req # 132647BR

Location San Diego, California, United States

Physical Location Full-time remote

Job Category Engineering & Technology

Posted Date 11/12/2026

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Clearance Level - Must Be Able to Obtain Secret

U.S. Person Required Yes

Travel Percentage 0%

Clearance Level - Must Currently Possess Secret

U.S. Citizenship Required Yes

Is Relocation Available No

Job Description BAE Systems is looking for an experienced, self-motivated Senior Systems Engineer with Model Based Systems Engineering (MBSE) experience to work on a multi-disciplinary team in an Agile, fast-paced development environment. The qualified candidate will perform systems engineering tasks in support of software development of a Space Ground mission-focused software cloud application.

The role will require a knowledge of MBSE processes, practices, tools, and related modeling languages and frameworks to solve complex technical problems. Additional assigned tasks may include analysis of needs, the development of Concepts of Operations (CONOPS), working with customers and other team members, preparing user interface mock-ups, technical documentation in Jira and confluence, generation of agile capabilities & user stories, backlog prioritization and management, sprint planning, customer engagement, close interaction with software and system test engineers on the team to achieve program objectives. Perform analysis and tasks at concurrent stages to include technical planning, system design, software implementation, system integration, verification and validation.

Because of the need for consistent, in-person collaboration and the nature of this particular role, it will be performed full-time on site in El Segundo, CA. This means work will be conducted on location 100% of the time.

Required Education, Experience, & Skills

• Must have an active Secret security clearance
• Experience building models and developing modeling strategies using MBSE methodologies, tools, and best practices
• Experience with UML/SysML modeling tools such as Cameo, Enterprise Architect, System Architect, etc.
• Test cases and scenarios
• Experience with Agile management tools (e.g., Jira, etc.)
• Proficient in requirements identification, analysis, documentation, and tracking (e.g., DOORS)
• Demonstrated leadership skills (supervisory experience, building teams, mentoring, building customer relationships)
• Team player with a proactive attitude and the ability to be productive in a dynamic/collaborative environment

Preferred Education, Experience, & Skills

• Bachelor's Degree in engineering/technical discipline and 6+ years experience in Systems Engineering
• Domain experience related to DoD mission management and/or space domain awareness
• Experience working directly with customers and end users in the DoD and/or Intelligence Community
• Knowledge of open, standards-based architectures, interfaces and geospatial data
• Proficient analyzing customer needs, and identifying user stories and technical tasks to achieve various Agile objectives and iterative development schedules
• Motivated self-starter with good problem solving skills, judgment, and analytical capability
• Ability to develop improved methods to increase program efficiency
• Ability to negotiate effectively with higher level managers, functional managers, customers, industry partners, and teammates
• Experience with end-user acceptance testing.
• Strong oral and written communications skills
• Good planning and organizational skills

Pay Information Full-Time Salary Range: $118095 - $200762

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, Inc. 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.