Junior Systems Engineer: Aircraft MBSE & Simulation

Phoenix Defense LLC; Fairborn (OH); Hybrid; USD 65,000 - 90,000; Full time

Job summary

Phoenix Defense LLC is seeking a Junior Systems Engineer to support the engineering team in developing, integrating, and testing aircraft subsystem models within a simulation environment. You will work under senior staff to gain foundational systems engineering experience in requirements analysis and MBSE tooling.

The role involves model integration, documentation, and collaboration across engineers, analysts, and developers.

Qualifications

• , Bachelor’s degree in a related technical field;
• , Foundational systems engineering principles incl. requirements analysis, architecture, interfaces, integration, verification, validation.
• , Familiarity with modeling/simulation concepts (LVC).
• , Reading and understanding technical docs, system requirements, and ICDs.

Responsibilities

• Perform systems engineering analysis, design, integration, testing, documentation, and implementation support under senior staff.
• Support integration of aircraft subsystem models into the simulation environment and analyze interfaces and data exchanges.
• Assist in development of system architectures, functional decompositions, and interface definitions.
• Develop system architecture models using SysML/UML in MBSE environments.
• Support requirements analysis, allocation, traceability, and verification coverage.
• Contribute to the system development lifecycle, including verification and validation tasks.
• Help develop integration/test plans, procedures, and test cases.
• Assist with test execution, data analysis, and documentation of discrepancies.
• Support root-cause analysis for system/interface issues with the team.

Skills

SysML/UML modeling

LVC simulation familiarity

Programming (C++, Python, Java)

Linux/Windows proficiency

Analytical/problem-solving

Education

Bachelor's degree in Systems/Electrical/Computer Engineering, CS or related

Tools

MBSE tools

Job description

Phoenix Defense LLC is seeking a Junior Systems Engineer to support the engineering team in developing, integrating, and testing aircraft subsystem models within a simulation environment. You will work under senior staff to gain foundational systems engineering experience in requirements analysis and MBSE tooling.

The role involves model integration, documentation, and collaboration across engineers, analysts, and developers.