AI/ML Application Engineer

AI Engineer Senior

Own your opportunity to turn data into measurable outcomes for our customers' most complex challenges. As an AI Engineer Senior, you'll see the bigger picture on mission initiatives and where your program management career can go at GDIT. Meaningful work and personal impact as an AI Engineer Senior at GDIT will be impactful to the mission of GSA. We are seeking a highly skilled and motivated Senior AI Application Engineer with a proven track record in designing and implementing production-grade AI applications, with a strong emphasis on Generative AI solutions. The ideal candidate will have extensive hands-on experience building and deploying LLM-powered applications using Databricks GenAI capabilities, modern AI frameworks, and AWS AI services. You will work collaboratively with cross-functional teams to architect, design, and deploy innovative GenAI applications that drive business value and transform user experiences. Additionally, you will play a key role in mentoring team members and establishing best practices for responsible AI application development.

What you'll need to succeed: Bring your expertise and drive for innovation to GDIT. The AI Engineer Senior must have:

• 5+ years of proven experience as an AI/ML Engineer or Software Engineer with focus on AI applications
• 2+ years of hands-on experience building production applications with Generative AI and Large Language Models (Gemini, Claude, Llama, etc.)
• 2+ years of demonstrable experience with Databricks platform, specifically Databricks GenAI capabilities (Mosaic AI, Model Serving, Vector Search)
• 5+ years of strong proficiency in Python programming with experience in AI application frameworks (LangChain, LlamaIndex, Semantic Kernel)
• 3+ years of experience with AWS AI services, particularly Bedrock, and integration with cloud-based AI solutions
• Proven experience implementing RAG architectures, vector databases, and semantic search capabilities
• Strong understanding of prompt engineering, few-shot learning, and LLM optimization techniques

• Knowledge of responsible AI practices, bias mitigation, and AI safety considerations
• Excellent problem-solving skills with ability to architect complex AI application solutions
• Strong communication skills to explain AI capabilities and limitations to technical and non-technical stakeholders
• Experience working in Agile environments with cross-functional teams

Desired skills:

• Experience with multiple LLM providers and model orchestration platforms
• Familiarity with fine-tuning techniques for LLMs including PEFT, LoRA, and instruction tuning
• Knowledge of vector databases (Pinecone, Weaviate, Chroma) and embedding models
• Experience with conversational AI, chatbot frameworks, and dialogue management
• Experience with API development (REST, GraphQL) and building scalable application backends
• Proficiency with containerization (Docker, Kubernetes) for AI application deployment
• Understanding of AI evaluation frameworks and metrics (BLEU, ROUGE, human evaluation)
• Experience with streaming responses, token management, and cost optimization strategies
• Familiarity with Unity Catalog for AI asset governance and lineage tracking
• Knowledge of computer vision or multimodal AI applications
• Experience with frontend frameworks (React, Vue.js) for building AI-powered user interfaces
• Contributions to open-source AI projects or published research in AI/ML

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 data science and engineering at GDIT and you'll find endless opportunities to grow alongside colleagues who share your determination for solving complex data challenges.

The likely salary range for this position is $140,250 - $189,750. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled weekly hours: 40

Travel required: Less than 10%

Telecommuting options: Hybrid

Work location: USA VA Falls Church

Additional work locations:

Total rewards at GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.