MBSE Plugin Engineer – Java, SysML & AI Workflows

G2 Ops, Inc; Arlington (VA); Hybrid; USD 85,000 - 100,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

Life, STD, LTD insurance

401(k) with employer matching

Paid holidays

Paid time off

Educational assistance

Job summary

G2 Ops, Inc. in Arlington, VA seeks a Software Engineer / MBSE Plug-in Development to advance Java-based modeling tools for Cameo Systems Modeler and MagicDraw.

You will contribute to model generation using SysML diagrams and build parsers for JSON inputs, collaborating with AI teams to align plugin output with LLM capabilities.

This is a full-time hybrid role offering competitive compensation and a comprehensive benefits package.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related technical field.
• 3+ years of professional Java development experience.
• Experience designing and maintaining object-oriented systems in production codebases.
• Strong proficiency with JSON parsing/serialization and schema-driven data models.
• Ability to debug complex workflows across UI, parsing, API integration, and backend logic.
• Experience integrating software with REST or HTTP-based APIs.
• Strong communication skills and ability to collaborate across technical teams.
• Ability to obtain and maintain required security clearance.

Responsibilities

• Develop and maintain Java-based plugin functionality for Cameo Systems Modeler / MagicDraw.
• Implement SysML model generation capabilities including Block Definition Diagrams, Internal Block Diagrams, and Activity Diagrams.
• Build and maintain parsers and data models for structured JSON inputs that drive model generation.
• Use and extend internal utility libraries wrapping modeling APIs for semantic and presentation element creation.
• Collaborate with AI engineering teams to align plugin behavior with LLM output expectations and improve robustness of AI-assisted generation workflows.
• Diagnose and resolve issues across UI, parsing, API integration, and backend generation logic.
• Contribute to code quality improvements, validation logic, and testing strategy across multi-repository codebase.
• Support iterative feature delivery and coordinate with cross-functional teams to ensure plugin capabilities align with modeling workflows.

Skills

Java development

JSON parsing

REST APIs

Debug complex workflows

Team collaboration

Security clearance

Model-based systems engineering

SysML

Education

Bachelor's degree in Computer Science or Software Engineering

Tools

Cameo Systems Modeler / MagicDraw

Eclipse-based plugins

Job description

G2 Ops, Inc. in Arlington, VA seeks a Software Engineer / MBSE Plug-in Development to advance Java-based modeling tools for Cameo Systems Modeler and MagicDraw.

You will contribute to model generation using SysML diagrams and build parsers for JSON inputs, collaborating with AI teams to align plugin output with LLM capabilities.

This is a full-time hybrid role offering competitive compensation and a comprehensive benefits package.