230 ai agent developer jobs at 115 companies in Leesburg, VA
2mo
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AI Agent & Automation Developer
Raleigh or Atlanta or Richmond or Tampa or Tysons Corner or Ft. Lauderdale or Denver or Augusta or Charlotte or Chicago or Coral Gables
$54k-$134k/yr HybridFull Time
2+ YOEBachelor's in CS/AI; 2+ years in agent-based systems; Python; LangChain/OpenAI/PyTorch; AI/ML libraries; API/backend experience; strong communication.
Python, LangChain, OpenAI API, Hugging Face, PyTorch, APIs
1mo
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AI Agent/Application Developer
Reston, Virginia, United States
OnsiteFull Time
Must have poly clearance; experience with geospatial rasters/vectors, designing AI agents, integrating mission data with LLMs (RAG, MCP), SQL/Python/R, REST, Node.js, Oracle databases, and OpenAI Codex.
RAG, MCP, AutoML, SQL, Python, R, REST, Node.js, Oracle Database, Oracle 26ai, Oracle AI Database Agent Factory, Oracle Spatial, Spatial Studio, Oracle APEX, Oracle Cloud Infrastructure (OCI), OpenAI Codex
6d
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Agentic AI Engineer
Washington, District of Columbia, United States
$99k-$225k/yr HybridFull Time, Part Time
5+ YOE5+ years in machine learning, data science, or software development; 3+ years with GenAI, LLMs, and agentic workflows; bachelor's degree in CS or AI; ability to obtain Secret clearance.
LangChain, LangGraph, AutoGen, Model Context Protocol (MCP), Agent-to-Agent (A2A), RAG, Knowledge Graphs (KG), ONNX, GGML, Ollama, ReAct, Neo4j, NebulaGraph, Hugging Face, PEFT, LoRA, Android, Cursor, Windsurf
6d
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Agentic AI Engineer
Washington or McLean or Bethesda
$99k-$225k/yr OnsiteFull Time
5+ YOERequires 5+ years in machine learning, data science, or software development; 3+ years in GenAI, LLMs, and agentic workflows; bachelor's degree in CS or AI; and ability to obtain a Secret clearance.
LangChain, LangGraph, AutoGen, Model Context Protocol (MCP), Agent-to-Agent (A2A), LlamaIndex, ONNX, GGML, Ollama, Neo4j, NebulaGraph, Hugging Face, PEFT, LoRA, Cursor, Windsurf, Android
2w
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Agentic AI Developer
Silver Spring, Maryland, United States
$48-$62/hr OnsitePart Time
3+ YOE3+ years software development experience with 1+ year in AI/LLM applications; must obtain Public Trust; strong Python, LLM APIs, agentic frameworks, prompt engineering, vector DB and responsible AI knowledge.
LangChain, LangGraph, Python, LLM APIs, Anthropic Claude, OpenAI GPT, Google Gemini, Pinecone, Weaviate, ChromaDB, pgvector, FedRAMP
3mo
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AI Engineer
Washington, District of Columbia, United States
$130k-$150k/yr RemoteFull Time
5+ YOE5+ years software engineering; experience shipping AI features; agentic systems; MCP; Python; LLM providers; RAG; SQL; cloud.
Python, FastAPI, Flask, OpenAI, Anthropic, Bedrock, Azure OpenAI, MCP, LangGraph, CrewAI, LangSmith, Langfuse, Arize, Ollama, vLLM
2mo
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AI Engineer
Hanover, Maryland, United States
$118k-$263k/yr OnsiteFull Time
15+ YOEActive TS/SCI with CI Polygraph, 15+ years' experience (or 18+ with Bachelors), experience designing/building AI/ML applications, familiarity with LLMs, RAG, agentic systems, orchestration frameworks, and modern AI toolchains.
LangChain, LangGraph, Semantic Kernel, AutoGen, CrewAI, Haystack, LlamaIndex, Python, JavaScript/TypeScript, LLMs
2mo
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AI Engineer - AI/ML
Minnetonka or Minneapolis or Washington or United States
$99k-$176k/yr HybridFull Time
5+ YOEBachelor's in CS/IT; 5+ years AI/ML experience (prompt engineering, RAG, agentic AI); 5+ years with Python, PySpark, T-SQL/SQL and big data; 2+ years statistics/data modeling; 1+ year Generative AI frameworks; CI/CD, cloud, and LLM security experience.
GPT, Gemini, LLaMA, LangChain, LangGraph, Sci-kit Learn, Pandas, Flask, Python, PySpark, T-SQL, SQL, Hadoop, Spark, HuggingFace, OpenAI APIs, AWS Bedrock, SageMaker, Bedrock, Google Vertex AI, Vertex AI, Azure, Databricks, ML Studio, Microsoft ML Studio, Microsoft Data Factory, Microsoft Data Lake, Delta Tables, Snowflake, Kafka, TensorFlow, MLFlow, Docker, GitHub, Git, GitHub Actions, Hugging Face
21h
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Predictive & Agentic AI Engineer
United States or North Bethesda
$155k-$175k/yr OnsiteFull Time
5+ YOERequires 5+ years in data science, analytics, machine learning, and AI engineering; advanced SQL and Python; AI/ML frameworks, agentic AI platforms, AWS services, and a quantitative bachelor's degree.
SQL, Python, TensorFlow, PyTorch, scikit-learn, Pandas, Jupyter Notebook, LangChain, LangGraph, CrewAI, LlamaIndex Workflows, Microsoft Agent Framework, Dataiku, Dataiku LLM Mesh, Agent Hub, Google Cloud, Gemini Enterprise Agent Platform, Vertex AI Agent Builder, API, Function Calling, Model Context Protocol (MCP), Pinecone, Qdrant, Milvus, RAG, GraphRAG, Guardrails AI, NeMo Guardrails, AWS SageMaker, AWS Bedrock, Bedrock AgentCore, Amazon Bedrock Agents, Bedrock Flows, Redshift, Comprehend, Lex, LangSmith, Langfuse, Arize Phoenix, AWS Lambda, Glue
1d
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Sr. AI Engineer
Washington, District of Columbia, United States
$135k-$180k/yr RemoteFull Time
Bachelor's degree and extensive AI industry experience, including agentic systems, LLMs, automation, robotics, or multimodal AI. Requires expertise in three listed AI areas, Python or C++, deep learning, containers, and cloud platforms.
Python, C++, TensorFlow, PyTorch, OpenCV, Docker, Kubernetes, AWS, Google Cloud, Azure, TPUs, GPUs, ARM-CPUs, LLMs, RAG, vector databases, agentic frameworks
1mo
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Senior. Distinguished AI Engineer (Agentic AI Platform)
San Francisco or McLean or Cambridge or San Jose or New York
$343k-$392k/yr OnsiteFull Time
8+ YOEMaster's + 8 years or Bachelor's + 10 years in AI/ML; deep software engineering skills; experience with agentic frameworks, LLMOps, cloud platforms, Kubernetes, and mentoring/architecting large-scale AI systems.
Python, Go, Golang, Scala, Java, C++, C#, LangGraph, AutoGen, Semantic Kernel (Microsoft), Semantic Kernel, LangChain, CrewAI, LlamaIndex, LLMOps, Google Cloud Vertex AI, Amazon SageMaker, Azure Machine Learning, AWS, Google Cloud, Azure, K8s, Helm, CRDs, CLI, SDK, VectorDBs
1mo
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Principal, AI Engineer - Agent Enablement and Platforms
Louisville or Dallas or Washington
$157k-$215k/yr HybridFull Time
10+ YOE10+ years software engineering experience with 3+ years at principal/architect level; expertise in .NET, Python, cloud (Azure/AWS/GCP), containers, Kubernetes, IaC, CI/CD, and platform engineering for AI developer tools.
.NET, Python, HTML, CSS, JavaScript, React, Angular, Microsoft Azure, AWS, GCP, Docker, Kubernetes, Terraform, Ansible, CloudFormation, Microsoft Azure DevOps, GitHub, Artifactory, SonarQube, CI/CD
1mo
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AI Engineer - SETA
Columbia, Maryland, United States
$240k-$280k/yr OnsiteFull Time
15+ YOEExtensive experience designing, building, integrating, or evaluating AI/ML-enabled applications; familiarity with LLM-based applications, RAG, agentic workflows, orchestration frameworks, and evaluation; ability to advise on architecture, risk, and AI engineering tradeoffs; TS/SCI with polygraph required.
LangChain, LangGraph, Semantic Kernel, AutoGen, CrewAI, Haystack, LlamaIndex, Python, JavaScript, TypeScript
3w
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Principal AI Engineer (Agentic AI)
Vienna, Virginia, United States
HybridFull Time
7+ YOEBachelor's or equivalent,7+ years in AI,expertise in generative AI/agentic patterns,Azure AI,Databricks,vector stores,Python,secure AI controls,and operationalizing Responsible AI.
Azure AI Foundry, Databricks, GitHub Copilot, Python
2mo
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AI Engineer – SME
Columbia, Maryland, United States
OnsiteFull Time
15+ YOERequires active TS/SCI with polygraph and U.S. citizenship; 15+ years experience (with a relevant advanced degree option); experience building/evaluating LLM/RAG/agentic systems and familiarity with modern AI frameworks.
LangChain, LangGraph, Semantic Kernel, AutoGen, CrewAI, Haystack, LlamaIndex, Python, JavaScript/TypeScript
3mo
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Agentic AI Engineer
McLean, Virginia, United States
HybridFull Time
4+ YOE4+ years software engineering; 2+ years shipping LLM-powered/agentic apps; full-stack Python/React; multi-cloud production (AWS/Azure/OCI); memory/RAG; AI security; consulting/delivery experience.
Python, FastAPI, Flask, React, Next.js, REST, WebSocket, AWS, Azure, OCI, Lamdba, ECS/Fargate, Bedrock, API Gateway, OKE, Functions, AKS, Azure OpenAI Service, LangGraph, CrewAI, AutoGen, MCP, Pinecone, pgvector, OpenSearch, Weaviate, Okta, SailPoint
2mo
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Lead AI Engineer
O Fallon or Arlington or Purchase
$140k-$231k/yr OnsiteFull Time
Experience designing and deploying production-grade AI systems; lead multi-agent, tool-using architectures; strong cross-functional leadership; production observability and governance.
Copilot Studio, Azure AI Foundry, Salesforce Agentforce, Microsoft Power Platform
2w
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AI/ML Engineer — Generative AI Mission Systems
Laurel or United States
HybridFull Time
4+ YOE4+ years building LLM, RAG, and prompt-engineered AI; master's or PhD in AI/ML or related; experience with inference pipelines, agentic AI, and delivering LLM-enabled software; strong collaboration and documentation skills.
Kubernetes, OpenShift, WebAssembly (WASM)
1mo
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Agentic AI Engineer
Arlington or United States
$96k-$182k/yr HybridFull Time
U.S. citizenship and active/obtainable TS/SCI clearance required; experience building agentic/autonomous AI systems and production-quality Python systems; research evaluation and technical writing skills.
Python
1w
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Senior Applied AI Engineer - Software Engineering
Columbia, Maryland, United States
$170k-$240k/yr OnsiteFull Time
12+ YOEActive TS/SCI with polygraph, Bachelor\u0002s in technical discipline (or 4 yrs experience), 12 yrs software development, Python, LLM/RAG/AI agent experience, REST APIs, SQL/Elasticsearch, strong architecture and communication skills.
Python, LLMs, retrieval-augmented generation (RAG), AI agents, REST APIs, SQL, Elasticsearch
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