Senior Model-Based Systems Engineering (MBSE) Systems Engineer - with Security Clearance

Davidson Technologies; Fort Worth (TX); On-site; USD 120,000 - 170,000; Full time

Job summary

Davidson Technologies in Fort Worth, TX seeks a Senior MBSE Systems Engineer to build digital engineering capabilities for DoW programs. You will create SysML models, manage MBSE artifacts, and work with cross-disciplinary teams to ensure architectural consistency across software, hardware, cyber, and embedded domains.

Responsibilities include model development in Cameo, system architecture design, requirements traceability, and active participation in critical formal reviews.

Qualifications

• Bachelor's degree in systems engineering, aerospace engineering, electrical/ computer engineering, or related technical discipline.
• 6+ years of Systems Engineering experience supporting Department of Warfighter (DoW) programs.
• 3+ years developing MBSE models using Cameo Systems Modeler.
• Experience developing SysML models: BDD, IBD, activity, sequence, state machine, use case, parametric, requirements diagrams.
• Strong understanding of Digital Engineering and MBSE principles.
• Experience developing DoW systems engineering products and technical documentation.
• Experience supporting the full systems engineering lifecycle.

Responsibilities

• Develop, maintain, and manage Cameo digital engineering models using SysML.
• Design system architectures, behaviors, interfaces, and requirements in MBSE.
• Produce DoW-compliant systems engineering artifacts per standards and customer needs.
• Perform requirements decomposition, allocation, and traceability planning.
• Create operational concepts, use cases, diagrams, and architectures.
• Support architecture trade studies and technical solution evaluations.
• Maintain bidirectional traceability across needs, requirements, architecture, and tests.
• Collaborate with software/hardware/cyber/mechanical engineers for architectural consistency.
• Support technical reviews (SRR, SFR, PDR, CDR, TRR, SVR) and ICD development.

Skills

MBSE

SysML

Cameo

UAF

DoDAF

System architecture

Requirements traceability

Education

Bachelor's degree in engineering/computer science

Tools

Cameo Systems Modeler

MagicDraw

Jama

IBM DOORS

DOORS Next

MATLAB/Simulink

Visio

Cameo Simulation Toolkit

Cameo DataHub

UML

DoDAF

UAF

Job description

Davidson is distinguished in the aerospace and missile defense industry, in part, because of its excellence in hiring exceptional experts, engineers and software developers dedicated to delivering advanced, intelligent technology solutions in defense of our nation. Davidsons Warfighter Integration (WFI) team is standing up a Systems Engineering capability and is seeking an experienced Senior Model-Based Systems Engineering (MBSE) Systems Engineer in Fort Worth, Texas (This position is contingent upon funding) to help define how we engineer, model, and integrate the next generation of defense solutions. This is a rare opportunity to build digital engineering capabilities from the ground up while working on some of the DoW's most challenging integration problems. Our team operates with a startup mentality inside the defense industry-fast-paced, mission-focused, and driven by technical excellence. You'll develop Cameo digital engineering models, create DoW systems engineering products, and collaborate with experts across software, hardware, AI, autonomy, data fusion, C2, embedded systems, and emerging technologies. No two projects are alike, and no two weeks look the same. If you thrive in an environment where you're constantly learning, solving new problems, and directly influencing the future of warfighter capabilities, you'll fit right in.

Primary Responsibilities

• Develop, maintain, and manage Cameo Systems Modeler digital engineering models using SysML.
• Design system architectures, behaviors, interfaces, and requirements within an MBSE environment.
• Develop and maintain Digital Engineering products throughout the system lifecycle.
• Produce DoW-compliant systems engineering artifacts in accordance with applicable military standards and customer requirements.
• Perform requirements decomposition, allocation, traceability, and verification planning.
• Develop operational concepts, use cases, sequence diagrams, activity diagrams, state machines, interface definitions, and system architectures.
• Support architecture trade studies and technical solution evaluations.
• Maintain bidirectional traceability between operational needs, system requirements, architecture, verification, and test.
• Collaborate with software, hardware, cyber, mechanical, and integration engineers to ensure architectural consistency.
• Support technical reviews including SRR, SFR, PDR, CDR, TRR, and SVR.
• Assist with Interface Control Documents (ICDs), System Specifications, Verification Cross Reference Matrices (VCRM), and Requirements Verification Matrices (RVM).
• Support Digital Engineering strategy implementation across multiple programs.
• Participate in customer technical interchange meetings and architecture working groups.

Required Qualifications

• Bachelor's degree in systems engineering, Aerospace Engineering, Electrical Engineering, Computer Engineering, Computer Science, or related technical discipline.
• 6+ years of Systems Engineering experience supporting DoW programs.
• 3+ years developing MBSE models using Cameo Systems Modeler.
• Experience developing SysML models including:
• Block Definition Diagrams (BDD)
• Internal Block Diagrams (IBD)
• Activity Diagrams
• Sequence Diagrams
• State Machine Diagrams
• Use Case Diagrams
• Parametric Diagrams
• Requirements Diagrams
• Strong understanding of Digital Engineering and Model-Based Systems Engineering principles.
• Experience developing DoW systems engineering products and technical documentation.
• Experience supporting the full systems engineering lifecycle.
• Knowledge of requirements management and traceability.
• Excellent written and verbal communication skills.

Desired Qualifications

• Experience with DoW Digital Engineering Strategy implementation.
• Experience with DoDAF, UAF, or related architecture frameworks.
• Familiarity with Government Reference Architectures (GRAs)or Modular Open Systems Approach (MOSA).
• Experience supporting C2, sensor integration, data fusion, or weapon systems.
• Experience integrating software-intensive systems across distributed architectures.
• Experience with interface definition and ICD development.
• Experience with simulation, modeling, or digital twins.
• INCOSE ASEP or CSEP certification.

Desired Knowledge Candidates should have experience developing and maintaining DoW systems engineering products such as:

• Capability Needs Statements
• Concept of Operations (CONOPS)
• Operational Views
• System Architecture Descriptions
• System Specifications
• Interface Control Documents (ICDs)
• Requirements Specifications
• Requirements Traceability Matrix (RTM)
• Verification Cross Reference Matrix (VCRM)
• Verification & Validation Plans
• Test Plans and Procedures
• Technical Performance Measures (TPMs)
• Trade Studies
• System Design Descriptions
• Architecture Views (DoDAF/UAF)
• Risk Assessments
• Engineering Change Documentation

Preferred Technical Skills

• Cameo Systems Modeler
• MagicDraw
• SysML
• UML
• DoDAF
• UAF
• Cameo Simulation Toolkit
• Cameo DataHub
• Jama
• IBM DOORS
• DOORS Next
• MATLAB/Simulink (desired)
• Microsoft Visio
• Microsoft Office Suite Security Clearance
• Active Secret Clearance Preferred
• Ability to receive & maintain a Top-Secret clearance with SCI eligibility is required