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Model Based Systems Engineer

Title:

Model Based Systems Engineer

KBR is hiring a Model Based Systems Engineer to support the Nuclear Weapons Center Air Delivered Capabilities Directorate to develop and maintain system models to support acquisition, modernization, and sustainment of air delivered nuclear weapon systems.  By leveraging a Model-Based Systems Engineering (MBSE) approach, the person in this position will help integrate and execute life cycle activities, including modernization, tech refresh, and emerging requirements in accordance with DoD and DOE acquisition processes.

Key Responsibilities:

  • Implement MBSE methodologies to develop, analyze, and maintain system models in support of acquisition, modernization, and sustainment of air delivered nuclear weapon systems.
  • Use models as an integral part of the analytical workflow that includes requirements, analysis, design (developer), implementation, and verification of a capability or system throughout the acquisition life cycle.
  • Use multi-attribute tradespace exploration (MATE) to generate insights into design solutions through enumeration and evaluation of performance, cost, and value models.
  • Capture data and maintain consistent systems definition as the program evolves as part of a continuous digital thread of information through sustainment.
  • Collaborate with cross-functional teams to build models to analyze complex system requirements and provide innovative solutions.
  • Ensure compliance with industry best practices.
  • Work closely with project stakeholders including requirements SMEs, project managers, and integration and test engineers, to gather and refine system modeling requirements.
  • Some travel to support customer mission and goals may be required.

Qualifications:

Required:

  • An active DoD Top Secret clearance with SCI eligibility highly desired; will consider a Secret clearance, which is something only a U.S. citizen can obtain.
  • 7+ years of Systems Engineering and 2+ years of MBSE experience relating to Aerospace and Defense projects, such as major weapons systems or major programs e.g., Acquisition Category (ACAT) desired. 
  • Proficiency in Systems Modeling Language (SysML) and Unified Architecture Framework (UAF) modeling language.
  • Able to convey complex technical concepts to stakeholders, including scientists, engineers, program managers, and customers.
  • Excellent interpersonal and communication skills and proven ability to work effectively with all organizational levels, including a matrixed environment.
  • Able to work in a secure, confined location.
  • Bachelor's or Master’s degree in Engineering, Systems Engineering, or equivalent Science, Technology, Engineering and Mathematics highly desired.

Desired:

  • Nuclear weapon system background highly desired.
  • Familiarity with air delivered weapons and associated platforms.

Scheduled Weekly Hours:

40hrs

Work Environment:

  • Location: On-site
  • Travel Requirements: Minimal 0-20%
  • Working Hours: Standard

KBR Benefits

KBR offers a selection of competitive lifestyle benefits which could include 401K plan with company match, medical, dental, vision, life insurance, AD&D, flexible spending account, disability, paid time off, or flexible work schedule. We support career advancement through professional training and development.

Belong. Connect. Grow. with KBR!

KBR’s National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on the country’s most critical role – protecting our national security.

Why Join Us?

  • Innovative Projects: KBR’s work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions.
  • Collaborative Environment: Be part of a dynamic team that thrives on collaboration and innovation, fostering a supportive and intellectually stimulating workplace.
  • Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense.

Belong, Connect and Grow at KBR

At KBR, we are passionate about our people and our Zero Harm culture.  These inform all that we do and are at the heart of our commitment to, and ongoing journey toward being a People First company.  That commitment is central to our team of team’s philosophy and fosters an environment where everyone can Belong, Connect and Grow. We Deliver – Together. 

KBR is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity or expression, age, national origin, veteran status, genetic information, union status and/or beliefs, or any other characteristic protected by federal, state, or local law.

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Average salary estimate

$145000 / YEARLY (est.)
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$120000K
$170000K

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Full-time, onsite
DATE POSTED
September 9, 2025
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