Java Software Engineer — MBSE Plugin & AI Workflows

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

Benefits offered by this job

Medical, dental, and vision insurance

Life and disability 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 Developer (Mid level) to support Java-based tooling, SysML model generation, and AI-assisted workflows.

You will contribute to software engineering, model-based systems engineering, and digital engineering with a team that values innovation and technical excellence. Ideal candidates bring 3+ years of Java development, a BS in CS or related field, and experience with JSON, REST APIs, and plugin development.

Qualifications

• 3+ years of professional Java development experience.
• Bachelor's degree in Computer Science, Software Engineering, or related field.
• 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 extensions.
• Implement data processing, visualization, and workflow generation components.
• Build parsers and data models for structured JSON inputs.
• Extend internal utilities and modeling APIs for semantic and presentation elements.
• Collaborate with AI teams to align plugin behavior with LLM outputs.
• Diagnose and resolve issues across UI, parsing, APIs, and backend logic.
• Contribute to code quality, validation, and testing across repositories.
• Coordinate with cross-functional teams to align plugin capabilities with workflows.

Skills

Java development

Object-oriented design

JSON parsing/serialization

REST/HTTP APIs

Debugging complex workflows

Communication skills

Security clearance eligibility

Education

Bachelor's degree in Computer Science or related field

Tools

Cameo Systems Modeler

MagicDraw

Eclipse

JavaFX/Swing UI

Job description

G2 Ops, Inc. in Arlington, VA seeks a Software Engineer / MBSE Plug-in Developer (Mid level) to support Java-based tooling, SysML model generation, and AI-assisted workflows.

You will contribute to software engineering, model-based systems engineering, and digital engineering with a team that values innovation and technical excellence. Ideal candidates bring 3+ years of Java development, a BS in CS or related field, and experience with JSON, REST APIs, and plugin development.