Java Software Engineer, MBSE & AI Tooling (DoD Clearance)

G2 Ops, Inc; Virginia Beach (VA); On-site; USD 85,000 - 100,000; Full time

Benefits offered by this job

Insurance: hospital/vision/dental for…

401(k) plan with employer matching

10 paid holidays

PTO

Educational assistance

Job summary

G2 Ops, Inc. is seeking a Software Engineer / MBSE Plug-in Developer at our Arlington, VA office to build Java-based modeling plugins and data-driven workflows. You will generate SysML models, integrate JSON-driven data, and collaborate with AI teams to align outputs with engineering requirements.

The role emphasizes production-quality software, model-based systems engineering, and iterative delivery within a defense-focused environment. A DoD clearance may be required.

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 software components and software application extensions
• Implement software capabilities for automated data processing, visualization, and workflow generation including system architecture, component relationships, and process workflows
• 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

Debugging workflows

OO design

Cross-functional collaboration

Security clearance readiness

Education

Bachelor's degree in Computer Science or related field

Tools

Cameo Systems Modeler

MagicDraw

Eclipse plugin development

JavaFX / Swing UI

Job description

G2 Ops, Inc. is seeking a Software Engineer / MBSE Plug-in Developer at our Arlington, VA office to build Java-based modeling plugins and data-driven workflows. You will generate SysML models, integrate JSON-driven data, and collaborate with AI teams to align outputs with engineering requirements.

The role emphasizes production-quality software, model-based systems engineering, and iterative delivery within a defense-focused environment. A DoD clearance may be required.