Senior Systems Engineer, MBSE

RTX

Senior Systems Engineer applying MBSE and Digital Engineering practices for aerospace and defense company. Responsible for system architecture, modeling, and integration support exploring complex challenges.

Posted 5/22/2026full-timeAlexandria • Colorado, New Mexico, Virginia • 🇺🇸 United StatesSenior💰 $86,800 - $165,200 per yearWebsite

Tech Stack

Tools & technologies

PythonTypeScript

About the role

Key responsibilities & impact

Leverage Cameo Systems/Architecture Modeler to create, analyze, and maintain detailed system models, utilizing SysML, UML, and other relevant modeling languages to support system architecture development, design validation, and system integration activities.
Map and trace system requirements to corresponding system functions, processes, and Concept of Operations (CONOPs), ensuring a clear and structured flow from requirements to architecture, and conducting impact analysis on system performance .
Maintain version control and apply configuration management processes to incoming model baseline changes, ensuring integrity and traceability.
Conduct validation and updates on legacy model captures to ensure consistency with evolving system requirements and architecture .
Establish and integrate Digital Engineering (DE) methods to advance the transition to Model-Based Systems Engineering (MBSE), including the development and adoption of new processes that enhance enterprise-wide systems engineering practices .
Develops and utilizes computer models to analyze and optimize the performance of complex systems.
Work with a variety of software and programming languages to simulate real-world scenarios and predict system behavior, often collaborating with other engineers and stakeholders to translate those predictions into actionable improvements.
Communicate effectively with program leadership, government stakeholders, SETA personnel, and other contractors to guide operational and engineering activities.
Manage system integration projects and deliver reliable data that supports informed customer decisions regarding installations, modifications, and upgrades.

Requirements

What you’ll need

Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM preferred)
a minimum of 5 years of prior engineering experience or equivalent experience.
Experience applying Model-Based Systems Engineering (MBSE) principles, including system modeling with Cameo, or equivalent tools.
Experience with Digital Engineering practices and toolchains to enhance design, integration, and test workflows.
Experience with high level programming languages (e.g. Python).
Experience with project management.
Experience collaborating with internal and external customers in a team environment (Government, Military, SETA, and Contractor).
An active and transferable TS/SCI CI Poly U.S. government issued security clearance is required prior to start date.
U.S. citizenship is required, as only U.S. citizens are eligible for the required security clearance.

Benefits

Comp & perks

medical
dental
vision
life insurance
short-term disability
long-term disability
401(k) match
flexible spending accounts
flexible work schedules
employee assistance program
Employee Scholar Program
parental leave
paid time off
holidays

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Cameo Systems/Architecture ModelerSysMLUMLModel-Based Systems Engineering (MBSE)Digital Engineering (DE)high level programming languagesPythonsystem modelingconfiguration managementimpact analysis

Soft Skills

communicationcollaborationproject managementteamworkleadership

Certifications

TS/SCI CI Poly U.S. government issued security clearance