Software Engineer (GRI)

Lyntris is a defense technology company connecting sensing to action across the connected battlespace. The Government Reference Implementation (GRI) Software Engineer will develop production-quality C++ software implementing government reference architectures for autonomy and mission-critical defense systems, translating MBSE artifacts into interoperable components and collaborating with technical and government stakeholders.

Responsibilities:

• Design, develop, test, and maintain production-quality software implementing Government Reference Architectures for defense and mission-critical systems
• Develop high-performance software applications using C++ while following software engineering best practices
• Translate MBSE artifacts, including SysML and Cameo models, into functional software components and standards-based implementations
• Implement APIs, data models, and software interfaces derived from Interface Control Documents (ICDs), architecture models, and system requirements
• Develop and maintain software supporting distributed systems utilizing messaging frameworks such as ActiveMQ, DDS, ZeroMQ, or similar technologies
• Collaborate with systems engineers, software architects, autonomy engineers, and government stakeholders to validate architecture implementation, interoperability, and system performance
• Participate in software integration, verification, validation, and interoperability testing activities
• Develop and maintain automated build, test, and deployment pipelines utilizing modern DevOps practices and CI/CD tools
• Utilize automated code quality, static analysis, containerization, and testing tools to ensure software reliability and maintainability
• Support software documentation, technical design reviews, code reviews, and configuration management activities
• Contribute to continuous improvement of software development processes, architecture implementation, and engineering best practices
• Performs other duties as assigned

Requirements:

• • Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, Electrical Engineering, Systems Engineering, or a related technical discipline (or equivalent practical experience)
• • 5+ years of professional software engineering experience developing production-quality software
• • Strong proficiency in C++ software development
• • Experience with modern DevOps tools and practices, including GitLab CI/CD, SonarQube, automated testing, and containerized development environments
• • Experience developing software for large-scale distributed systems utilizing messaging frameworks such as ActiveMQ, DDS, ZeroMQ, or similar technologies
• • Familiarity with Model-Based Systems Engineering (MBSE) artifacts and experience translating SysML or Cameo models into software implementations
• • Experience collaborating with systems engineers, architects, autonomy engineers, and government stakeholders to validate software architecture implementation and interoperability
• • Experience with one or more of the following domains:
• • • Autonomy and robotics integration
  • Mission planning
  • Task allocation
  • Command-and-control architectures
• • Strong analytical, problem-solving, and communication skills with the ability to work effectively in multidisciplinary engineering teams
• • Ability to obtain and maintain a Department of Defense (DOD) Security Clearance
• • Prolonged periods sitting at a desk and working on a computer
• • Must be able to lift up to 15 pounds at times
• **Some positions will require access to U.S. National Security information. Positions that require this access will be required to receive and maintain a U.S. government personnel security clearance (PCL). In order to qualify for this position, the candidate must be a US Citizen and either currently possess this National Security eligibility or be able to complete the investigation application process with a favorable determination and maintain that eligibility throughout their employment. To learn more about the security clearance process please access this link
• • Master's degree or PhD in Computer Science, Software Engineering, Computer Engineering, Systems Engineering, or a related technical discipline
• • Experience developing software for defense, aerospace, or other mission-critical systems
• • Experience implementing standards-based APIs, data models, and interfaces derived from Interface Control Documents (ICDs) and SysML architecture models
• • Knowledge of software verification and validation, integration testing, systems integration, and requirements traceability
• • Proficiency in additional programming languages such as Java, Python, or TypeScript
• • Experience using Git, CI/CD pipelines, automated testing frameworks, and containerized software development environments
• • Experience working with rootless Podman container environments
• • Familiarity with open systems architectures, digital engineering initiatives, or Model-Based Systems Engineering (MBSE) workflows
• • Active-duty military experience
• • Currently holds an active U.S. national security clearance