Software Engineer 3

SOFTWARE ENGINEER PRINCIPAL

Transform technology into opportunity as a Software Engineer Principal at GDIT. Shape what's next for mission-critical government projects while shaping what's next for your engineering career.

MEANINGFUL WORK AND PERSONAL IMPACT
The Software Engineer shall design, develop, deploy, and support Retrieval-Augmented Generation (RAG) solutions within a high-performance computing (HPC) Linux environment. The successful candidate will have hands-on experience with Large Language Models (LLMs), LLM orchestration frameworks, knowledge retrieval systems, embedding models, and containerized applications. Candidates must be proficient in Python, Kubernetes, Helm, CI/CD automation, and secure SI system development, with the ability to deliver scalable, production-ready SI solutions in mission-critical environments.

WHAT YOU'LL NEED TO SUCCEED
Bring your engineering expertise along with a drive for innovation to GDIT. The Software Engineer Principal must have:
• Education: Bachelor of Science
• Experience: 8+ years of related experience

• Security clearance level: TS/SCI w/ Polygraph

Position Required Skills

• Proven experience working in Linux environments, including advanced use of the Linux command-line interface (CLI) for development, troubleshooting, and system administration

• Recent hands-on software development experience using Python, with a strong understanding of modern software engineering practices and frameworks

• Experience with containerization technologies, such as Docker, Podman, and containerd, for application packaging, deployment, and lifecycle management

• Experience designing, authoring, and deploying Helm charts to manage Kubernetes-based applications and services

• Experience developing, testing, deploying, and supporting containerized applications in production environments.

• Experience creating, configuring, and managing Kubernetes resources, including Deployments, Services, ConfigMaps, Secrets, Ingresses, and Operators

• Working knowledge of Generative SI technologies, including Large Language Models (LLMs), Retrieval-Augmented Generation (RAG) architectures, embedding models, and vector databases

• Experience implementing and maintaining CI/CD pipelines using tools such as GitLab CI/CD, Flux CD, GitLab Runners or similar tools

• Experience leveraging observability, metrics, logging, and monitoring solutions including Prometheus and Grafana

• Proficiency with Git-based source control workflows, including branching strategies, code reviews, pull/merge requests, and collaborative development practices

• Understanding of software development lifecycle (SDLC) best practices, including automated testing, security scanning, code quality analysis, and DevSecOps principles

Position Desired Skills

• Familiar with developing, deploying, troubleshooting, and sustaining mission applications in an AWS Cloud environment

• Experience with the Atlassian suite of tools including Confluence and Jira

• Experience working with, and debugging, GPU-enabled applications

• Experience using a machine-learning framework (PyTorch, TensorFlow, etc)

• Experience with other ML pipelines/frameworks like KubeFlow, NeMo, PyTorch Lightning, etc.

• Experience working with and debugging GPU-enabled applications

• Experience with SQL, Elasticsearch, and Vector databases

• Knowledge of SI inferencing solutions such as Nvidia NIM/TRITON, vLLM, and direct deployment (e.g. Ray)

• GDIT IS YOUR PLACE
  At GDIT, the mission is our purpose, and our people are at the center of everything we do.
  • Growth: AI-powered career tool that identifies career steps and learning opportunities
  • Support: An internal mobility team focused on helping you achieve your career goals
  • Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
  • Community: Award-winning culture of innovation and a military-friendly workplace
  
  OWN YOUR OPPORTUNITY
  Explore a career in software development at GDIT and you'll find endless opportunities to grow alongside colleagues who share your dedication to advancing innovation.

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