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MBSE Model- Systems Engineer Security Clearance

Job in Alexandria, Fairfax County, Virginia, 22301, USA
Listing for: KBR
Full Time position
Listed on 2026-01-15
Job specializations:
  • Engineering
    Systems Engineer, Cybersecurity
Job Description & How to Apply Below
Position: (MBSE) Model- Based Systems Engineer with Security Clearance
Title:

(MBSE) Model
- Based Systems Engineer Belong. Connect. Grow. with K ! K '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: K '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.

Key Responsibilities:

K  is seeking a Modeling Based Systems Engineer will primarily support RETS. Working independently, or as part of a diverse multi-disciplined team, the candidate will:
* Provide impartial assessments of programs approaching key decision points as well as prime Contractor technical and operational issues.

* Review and provide recommendations on existing and proposed Space Force acquisition and capability area policies and implementation.

* Review and evaluate the impact of national, DoD, JCS, and civil government policies and activities that affect Space Force acquisition programs and capability areas.

* Develop and maintain an integrated baseline to capture the architecture, performance, utility, costs, and milestones associated with programs (operational, in development, and future).

* Analyze system level and system-of-systems level requirements, needs, and capabilities.

* Explore opportunities for integration, as well as for migrating into the NSS enterprise new and emerging technologies, concepts, research, and development efforts from DoD, IC, civil, and commercial sources.

* Identify integration opportunities across the NSS enterprise including the integration of space with non-space (cyber, terrestrial, maritime, and air) capabilities.

* Collaborate with external systems engineering organizations.

* Provide technical and acquisition support to communicate critical information, such as senior leader decision forums, annual planning guidance, and the results of periodic portfolio reviews to support decisions affecting future space and space-related systems and capabilities.

* Provide the required expertise in planning, programming, budget, and execution to ensure SAF/SQ's program and budget submissions correlate with existing plans, policy, guidance, and architectural decisions.
* Support the assessment of the DoD program/budget submissions to develop Space Program Assessments and evaluate service POM compliance with policy intent.
* Provide assessments to SAF/SQ and advise the Three-Star Programmer's Review and Defense Management Action Group (DMAG) on
* Assist the SAF/SQ in assessing NSS programs for capability gaps and overlaps and formulating recommendations to support NSS decision makers.

* Any other tasks closely associated with the performance of duties listed above. Work Environment:

* Location:

On-site

* Travel Requirements:
Minimal 0-20%

* Working Hours:

Standard

Qualifications:

Required:

* 3+ years of related professional experience.

* 3+ years of experience in mission engineering, systems engineering, or operational analysis in support of defense or military areas.

* 3+ years of experience developing or analyzing operational and mission-level architectures (mission threads), kill chains/kill webs, CONOPs, or system-of-systems (SoS) architectures for defense or military areas.

* 3+ years of experience with mission or system functional decomposition, system-of-systems analysis, or capability gap assessment/analysis.

* 3+ years of experience with model-based engineering approaches, DoD Architecture Framework (DoDAF), Systems Modeling Language (SysML), Unified Architecture Framework (UAF), or other architecture modeling standards.

* 3+ years of experience with model-based engineering and architecture tools such as…
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