Junior Systems Engineer (MBSE)

KBR, Inc; Huntsville (AL); On-site; USD 90,000 - 120,000; Full time

Job summary

KBR, Inc. seeks an MBSE Systems Engineer to support a Department of War program using SysML, UML, and digital engineering practices.

This role develops, maintains, and analyzes architecture models across the lifecycle, from requirements development through design, verification, and validation, in a collaborative engineering environment. You will work with senior engineers and stakeholders to improve traceability, documentation, and model-based decision making, contributing to mission-critical

Qualifications

• Active Secret security clearance or eligible to obtain one.
• Bachelor’s or Master’s degree in Systems/Software/Electrical/Mechanical engineering.
• 1–5 years in MBSE and systems lifecycle activities.
• Experience with SysML/UML modeling tools (Cameo, MagicDraw, etc.).
• Experience producing technical documentation and architecture descriptions.

Responsibilities

• Develop, maintain, and update system architecture models using SysML/UML.
• Support requirements engineering activities including capture, decomposition, allocation, validation, and traceability.
• Develop functional, logical, and physical architecture models for analysis, design, and integration.
• Generate views, diagrams, reports, and artifacts for reviews and program deliverables.
• Assist with model configuration management and repositories using TeamWork Cloud.

Skills

SysML/UML modeling

Requirements tracing

MBSE

Team collaboration

Education

Engineering degree (B.S./M.S.)

Tools

Cameo Systems Modeler

Cameo Enterprise Architecture

MagicDraw

Azure DevOps

Jira

Job description

Title: Junior Systems Engineer (MBSE)

Job Summary KBR is seeking an MBSE Systems Engineer to support a Department of War program utilizing Model-Based Systems Engineering methodologies and digital engineering practices. This position contributes to the development, maintenance, and analysis of system architecture models across the systems engineering lifecycle, supporting activities from requirements development through design, verification, and validation. Working within a collaborative engineering environment, the engineer will partner with senior systems engineers and technical stakeholders to develop model-based solutions that improve system understanding, traceability, and decision‑making. The role supports architecture development, requirements engineering, and technical documentation while leveraging industry‑standard MBSE tools and defense architecture frameworks. This position offers the opportunity to contribute to mission‑critical defense programs while expanding expertise in SysML modeling, digital engineering, and systems integration.

Roles and Responsibilities

• Develop, maintain, and update system architecture models using SysML/UML within Cameo Systems Modeler and related modeling environments.
• Support requirements engineering activities including requirements capture, decomposition, allocation, validation, and end‑to‑end traceability throughout the systems lifecycle.
• Develop and refine functional, logical, and physical architecture models to support system analysis, design, and integration activities.
• Generate model views, diagrams, reports, and technical artifacts that support engineering reviews, design decisions, and program deliverables.
• Support model configuration management activities and maintain architecture repositories using TeamWork Cloud and established program governance processes.
• Assist with system verification and validation activities by ensuring traceability between requirements, architecture products, and test artifacts.
• Support alignment of system models, engineering products, and documentation with applicable Department of War architecture frameworks and program processes.
• Collaborate with multidisciplinary engineering teams to develop technical documentation, design descriptions, status reports, and briefing materials.
• Contribute to digital engineering initiatives and process improvements supporting model‑based development and systems lifecycle execution.
• Other duties as assigned in support of mission and business requirements.

Basic Qualifications

• Active Secret security clearance or eligibility to obtain and maintain a Secret security clearance.
• Bachelor’s degree or Master’s degree in Systems Engineering, Software Engineering, Electrical Engineering, Mechanical Engineering, or related engineering discipline.
• 1–5 years of experience supporting Model-Based Systems Engineering and systems lifecycle activities.
• Experience developing or maintaining SysML and UML models using Cameo Systems Modeler, Cameo Enterprise Architecture, MagicDraw, or comparable modeling tools.
• Experience producing technical documentation including specifications, architecture descriptions, design documentation, or engineering reports.
• Experience supporting requirements development, requirements traceability, system architecture development, verification, or validation activities.

Preferred Qualifications

• Experience supporting Department of War programs, acquisition programs, or defense system development efforts.
• Experience applying DoDAF or other architecture framework methodologies.
• Experience using TeamWork Cloud for collaborative model management and configuration control.
• Experience with PLM tools, Azure DevOps, Jira, SharePoint, and Microsoft Office applications.
• Exposure to Digital Engineering strategies, model‑based analysis, and systems integration activities.
• Coursework, training, or certification related to MBSE, SysML, or systems architecture development.

Note: This position is contingent upon contract funding and formal program award. Employment offers extended under this requisition are conditional and subject to confirmation of award.

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. KBR — Delivering Solutions, Changing the World.

KBR brings together the best and brightest to deliver science, technology and engineering solutions that help governments and companies around the world accomplish their most critical missions and objectives. In everything we do, we are guided by our ONE KBR Values: We Value Our People – We create diverse, inclusive environments in which each person can feel safe, respected and valued, and where everyone has opportunities to grow and reach their full potential. We Deliver – We are uncompromising in our commitment to deliver innovative, high‑quality, technology‑led solutions for our customers and exceptional, sustainable value for all our stakeholders. We Are People of Integrity – We value honesty, trust, courage, fairness, prudence and tenacity. We believe doing what’s right for the planet, the communities where we work, and our people is good for business. We Empower – We empower our people with a shared purpose, the right tools and the supportive culture they need to be proactive decision‑makers, to be adaptive to change, and to succeed. We Are a Team of Teams – We have a will to succeed, but we value the achievements of our team of teams over individual accomplishments. Our collective focus makes us a better, stronger, more effective company. We have also embedded environmental, social and governance (ESG) principles in every business operation and corporate function. Not only are we committed to operating safely, sustainably and equitably, but we are also committed to using our capabilities and expertise to help our customers accomplish their sustainability goals. Worldwide, KBR employs a diverse workforce approximately 29,000 people strong, with customers in more than 80 countries and operations in 40 countries. At KBR, We Deliver.