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MBSE Systems Engineer Security Clearance

Job in King of Prussia, Montgomery County, Pennsylvania, 19406, USA
Listing for: Lockheed Martin
Full Time position
Listed on 2026-01-24
Job specializations:
  • Engineering
    Systems Engineer, Engineering Design & Technologists, Software Engineer, Aerospace / Aviation / Avionics
Job Description & How to Apply Below
Position: MBSE Systems Engineer with Security Clearance
Job Number 713034

Description:

As we enter a new era of Strategic Weapon Systems, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing men and women are on a mission to make a difference in the world and every single day we use our unique skills, talents and experiences to design and build solutions to some of the world's hardest engineering problems. Do you want to be part of a culture that inspires employees to envision the impossible, perform with excellence and build incredible products?

We provide the resources, inspiration and focus-if you have the passion and courage to dream big, then we want to build a better tomorrow with you. Bring your experience and passion for engineering to Lockheed Martin, and build the systems which support our nation's defense systems.
• This requisition is used to capture interested candidates in opportunities at Lockheed Martin.
• You can't and will not be hired on this requisition. Actual job responsibilities, levels, and locations will vary based on actual hiring job postings. We are hiring levels 2-5. If you are interested in joining LM and working as a Systems Engineer, please apply to this requisition. What does this role look like? Lockheed Martin Space is seeking a Model-Based Systems Engineer (MBSE) to support complex space, ground, and mission systems throughout the full systems engineering lifecycle.

In this role, you will develop, maintain, and analyze system models using industry MBSE tools such as Cameo, ensuring stakeholder alignment, traceability, and technical rigor. You will collaborate closely with multi-disciplinary teams to translate mission needs into system architectures, interface definitions, and model-derived technical products.
• Develop and maintain model-based system architectures using MBSE tools (e.g., Cameo, Magic Draw, Rhapsody).
• Create and manage SysML artifacts including block, activity, sequence, and state diagrams.
• Use system models to support trade studies, requirement validation, interface definition, and behavior analysis.
• Ensure alignment between system models, requirements repositories, and program documentation.
• Support adoption of digital engineering practices across the program. Important Notes
• Candidates may be subject to a government security investigation and must meet eligibility requirements for access to classified information.
• Applying to this Expression of Interest opportunity introduces you to Lockheed Martin's job opportunities and promotes you to managers who are interested in hiring for multiple roles.
• This requisition is used to capture interested candidates in opportunities at Lockheed Martin.
• You can't and will not be hired on this requisition. Actual job responsibilities, levels, and locations will vary based on actual hiring job postings. Locations:
Littleton, CO
• King of Prussia, PA
• Sunnyvale, CA

Clearance Required:

Active Top Secret (TS/SCI preferred)

Basic Qualifications:

• Bachelor's degree in Systems Engineering, Aerospace Engineering, Electrical Engineering, Computer Science, or related field.
• Experience using Cameo Systems Modeler, Magic Draw, Rhapsody, or equivalent MBSE toolsets.
• Understanding of the full systems engineering lifecycle, including concept development, architecture, requirements, design, integration, and verification.
• Experience developing or managing SysML models (block diagrams, activity diagrams, sequence diagrams, state machines, etc.).
• Ability to obtain and maintain a Top Secret clearance, thus US Citizenship is required.
Desired

Skills:

• Experience defining and managing model-based architectures, behaviors, and interfaces.
• Knowledge of DoDAF, UAF, or similar architecture frameworks.
• Experience integrating MBSE products with requirements management tools (e.g., DOORS).
• Familiarity with Agile development methodologies.
Strong communication skills with the ability to present complex technical data to diverse audiences.
• Experience in space systems, ground systems, mission processing, or command and control architectures.
Security Clearance Statement:
This position requires a government security clearance, you must be a…
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