38 rag engineer jobs at 20 companies in Ephrata, PA
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AI Engineer
Broomall, Pennsylvania, United States
$175k-$190k/yr RemoteFull Time
3+ YOEBachelor's or equivalent,3+ years building production AI/ML systems,experience with LangChain/LangSmith,Python,FastAPI,AWS,S3,SQL,RAG/semantic search,graph databases;U.S. residency and background checks required.
LangChain, LangSmith, Agentcore, Neo4j, Neptune, Python, AWS Glue, S3, OpenSearch, FastAPI, SQL, MLflow, CloudWatch, PyTorch, TensorFlow, scikit-learn, Claude, GPT, AWS Bedrock, Codex, Terraform, Docker, Kubernetes, CloudFormation, Cypher, SPARQL
2mo
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Senior Lead Data & AI Engineer
Toronto or Malvern
HybridFull Time
9+ YOE9+ years data engineering experience with Databricks and AWS; hands-on AI agent deployment (RAG, graph RAG, AgentOps); expertise in lakehouse architecture, Delta Live Tables, Unity Catalog, and orchestration tools.
Databricks, Delta Live Tables, Lakeflow, Databricks Workflows, Agentic systems, AgentOps, Agent-bricks, RAG, Graph RAG, MCP, LangGraph, SageMaker, Bedrock, Unity Catalog, AWS Glue, MWAA, Step Functions, AWS
4d
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Lead AI Engineer | Onsite - Delaware
Wilmington, Delaware, United States
$56k-$196k/yr OnsiteContract
6+ YOE2+ MgmtRequires 6+ years of software engineering, 2+ years leading LLM/AI delivery, advanced Python, LLM integrations, RAG, AI agents, prompt engineering, evaluation, observability, and stakeholder communication.
Python, LangChain, LlamaIndex, Semantic Kernel, AWS Bedrock, MCP, CI/CD, LLM API, SDK, RAG
1mo
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AI Platform Engineer
Camden or Conshohocken
$140k-$150k/yr HybridFull Time
4+ YOE4+ years software engineering, 3+ years delivering generative AI solutions; experience with Python/Java/JavaScript/TypeScript, RAG, embeddings, vector search, agents, cloud fundamentals (Azure preferred), CI/CD, REST and SQL.
Python, Java, JavaScript/TypeScript, GitHub Copilot, Cursor, Claude Code, Microsoft Azure AI services, Microsoft Azure, GitHub, REST APIs, Postgres, CI/CD, MCP, RAG, vector search, embeddings
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AI Engineer
Broomall, Pennsylvania, United States
$175k-$190k/yr RemoteFull Time
3+ YOEBachelor's degree or equivalent; 3–5 years building production AI/ML systems or full-stack applications; Python, FastAPI, SQL, AWS, RAG, semantic search, testing, and code review experience.
LangChain, LangSmith, Agentcore, RAG, GraphRAG, Neo4j, Neptune, Python, AWS Glue, Amazon S3, SQL, Cypher, SPARQL, OpenSearch, FastAPI, MLflow, Amazon CloudWatch, PyTorch, TensorFlow, scikit-learn, Claude, GPT, AWS CloudFormation, AWS Bedrock, Codex, Terraform, Docker, Kubernetes
3w
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Staff AI/ML Engineer (Large Language Model)
King of Prussia, Pennsylvania, United States
$108k-$228k/yr OnsiteFull Time
8+ YOEActive TS/SCI clearance, B.S. in relevant field, 8+ years experience with 2+ years building LLM applications; experience fine-tuning models, RAG, deployment, Python and ML libraries required.
Weaviate, pinecone, pgvector, LangChain, DSPy, Microsoft Agent Framework, AWS Bedrock, OpenAI, llama.cpp, vllm, tgi, ReAct, Python, NumPy, Pandas, Polars, scikit-learn, git, GitLab, Bitbucket, HuggingFace, LangFuse, MLFlow, Arize Phoenix, Linux, CUDA, CuPy, Numba, CuSignal, CuDF, AWS EC2, S3, Lambda, Java, C++, Rust, Go, C#, Podman, Docker, Kubernetes, Rancher
2mo
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Principal AI Engineer
Norristown, Pennsylvania, United States
$180k-$200k/yr RemoteFull Time
Proven AI/ML engineering with LLM/RAG production experience, HIPAA-aware system design, strong Python and MLOps, experience with vector DBs and cloud (AWS/GCP). Bachelor's required; advanced degree preferred.
LangChain, LlamaIndex, pgvector, Pinecone, Weaviate, Bedrock, SageMaker, Vertex AI, BigQuery, Dataflow, Python
1mo
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Software Engineer II, Data Scientist
Oaks, Pennsylvania, United States
HybridFull Time
3+ YOE3+ years Python development; experience building and deploying LLM-powered applications; knowledge of RAG, vector databases, embeddings, semantic search, agentic frameworks, prompt engineering, AI governance; bachelor's in CS or equivalent preferred.
Python, LangChain, LangGraph, Semantic Kernel, LlamaIndex, AutoGen, CrewAI, OpenAI, Azure AI Foundry, Anthropic, Azure, AWS
4d
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Experienced Senior Context Engineer, Digital Transformation & Innovation
Grand Rapids or Los Angeles or Washington or Troy or New York City or Houston or Chicago or Owings Mills or Columbia or Richmond or Memphis or Raleigh or Boston or San Jose or San Francisco or Austin or Kalamazoo or Spokane or Denver or Fort Worth or Atlanta or Orlando or Dallas or Wilmington or Phoenix or San Antonio or Milwaukee or Madison or McLean or Melville or Woodbridge or Stamford or Miami or Philadelphia or Charlotte or Greenville or West Palm Beach or Costa Mesa or St. Louis or Fort Lauderdale or Seattle or Rosemont or Pittsburgh or Tulsa or Cincinnati or Cleveland or Columbus or Akron or Cherry Hill or Tampa or Minneapolis or Salt Lake City or Norfolk or Jacksonville or Boulder or Nashville or Oak Brook or Las Vegas or Indianapolis or San Diego or Potomac or Walnut Creek or Baton Rouge or Biloxi or Grenada or Brentwood or Jackson or Miramar Beach or Tallahassee or Omaha
$110k-$140k/yr OnsiteFull Time
5+ YOE5+ years in software, data, or AI engineering and 3+ years building LLM context, RAG, or knowledge systems. Requires Azure AI expertise; bachelor's degree and Azure AI certification preferred.
Microsoft Azure, Azure AI Foundry, Azure OpenAI, Azure AI Search, CLAUDE.md, Markdown, Claude Code, Git, .NET, C#, Python, SOC 2, PCAOB AS 2201, QC 1000, ISO 27001
1mo
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Senior Manager, Software Engineer (AI)
New York or Austin or King of Prussia or Scottsdale
$195k-$205k/yr HybridFull Time
8+ YOE3+ MgmtBachelor's in a technical field, 8+ years software engineering (3+ leading teams), production Python experience, AI/ML and LLM expertise (RAG, agents), cloud-native (AWS, Docker), PostgreSQL, CI/CD and observability, strong people leadership.
Python, LangChain, LangGraph, AWS, Docker, PostgreSQL, GitHub, Jira, Jenkins, LLMs, Retrieval-augmented generation (RAG)
2mo
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AI Lead Developer
Exton, Pennsylvania, United States
OnsiteFull Time
10+ YOE10+ years software engineering (4+ years in AI/GenAI), strong Python with FastAPI/Flask, experience with LangChain/LangGraph/AutoGen/ADK/MCP, RAG and vector DBs, cloud (AWS/Microsoft Azure/GCP), Docker/Kubernetes, Redis, Kafka, and AI productionization.
ADK, AutoGen, Chroma, Claude, Docker, FAISS, FastAPI, Flask, GCP, Gemini, Hugging Face, Kafka, LangChain, LangGraph, MCP (Model Context Protocol), Microsoft Azure, Microsoft Azure AI Search, Microsoft Azure OpenAI, OpenAI, Pinecone, Python, Redis, Spark, Weaviate, CI/CD, AWS
1mo
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AI Security Automation Engineer-Officer
Quincy or Toronto or Princeton or Clifton or Austin or Berwyn or Boston
$70k-$119k/yr HybridFull Time
1+ YOEExperience building production Generative AI/LLM solutions, cloud-native software engineering, RAG and semantic search, and 1+ years professional software/AI experience; strong communication and secure coding practices.
Python, JavaScript, TypeScript, Rust, Go, Bash, PowerShell, LangGraph, Semantic Kernel, CrewAI, AutoGen, LangChain, Spark, Kafka, Delta Lake, Iceberg, Airflow, AWS, Azure, GCP
3d
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Senior AI Software Engineer
Etters or Yocumtown
OnsiteFull Time
7+ YOEBachelor's degree or equivalent experience, 7+ years of software engineering, LLM/agentic application development, Python/C#/Java proficiency, enterprise integrations, production engineering, technical leadership, and occasional travel.
Python, C#, Java, SQL, PLM, ERP, MES, Microsoft SharePoint, CI/CD, LLM, RAG
3d
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Senior AI Software Engineer
Etters or Yocumtown or Nashua
OnsiteFull Time
7+ YOEBachelor's degree or equivalent experience; 7+ years of software engineering experience; hands-on LLM or agentic application development; modern programming language, API, integration, testing, CI/CD, security, and technical leadership experience.
Python, C#, Java, SQL, PLM, ERP, MES, Microsoft SharePoint, CI/CD, LLM, RAG
3w
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Lead Java Developer - Senior Vice President
New Castle or Tampa
$156k-$234k/yr HybridFull Time
5+ YOEExtensive Java engineering experience with microservices, Kafka, Oracle SQL, MongoDB, cloud platforms, CI/CD, DevOps, Agile or SAFe, and JVM performance tuning.
Java, JVM, Spring Boot, Spring MVC, Apache Kafka, Oracle SQL, MongoDB, OpenShift, AWS, Kubernetes, Docker, Jenkins, Gradle, Maven, Grafana, GitHub Copilot, Gemini, Python, LangChain, AutoGen, COBOL, Assembler, C++, RAG, MLOps, RESTful API, CI/CD, DevOps, Agile, SAFe
3w
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Staff AI/ML Engineer (Large Language Model)
King of Prussia, Pennsylvania, United States
$108k-$228k/yr OnsiteFull Time
8+ YOEActive TS/SCI clearance, BS in relevant field, 8+ years experience (2+ building LLM applications), experience fine-tuning models, RAG, Python, ML libraries, version control, and leading teams.
PEFT, llama factory, Weaviate, pinecone, pgvector, LangChain, DSPy, Microsoft Agent Framework, AWS Bedrock, OpenAI, llama.cpp, vllm, tgi, ReAct, NumPy, Pandas, Polars, scikit-learn, git, GitLab, Bitbucket, HuggingFace, LangFuse, MLFlow, Arize Phoenix, Gymnasium, OpenEnv, TorchRL, RLlib, Stable Baselines, CuPy, Numba, CuSignal, CuDF, EC2, S3, Lambda, Podman, Docker, Kubernetes, Rancher, Java, C++, Rust, Go, C#, Python
2d
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Lead Analytics Engineer, AI Platform
West Chester or United States
OnsiteFull Time
3+ YOERequires direct Snowflake administration, 3+ years building semantic metric layers, deep SQL, production pipeline ownership, fluent Python, hands-on LLM and retrieval pipeline experience, and strong communication skills.
Snowflake, Snowflake Cortex, dbt, LookML, Cube, SQL, Python, LLM APIs, RAG, SnowPro
2mo
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Machine Learning Engineer, Specialist
Malvern, Pennsylvania, United States
HybridFull Time
5+ YOEUndergraduate degree or equivalent experience and 5+ years relevant experience. Requires 3+ years designing AWS ETL pipelines, Python, machine learning frameworks, cloud technologies, NoSQL, and ML lifecycle knowledge.
Python, PySpark, PySQL, AWS, AWS Glue, Amazon SageMaker, Azure, NoSQL, Feature Store, LLMs, GenAI, RAG, Prompt Engineering, Model Evaluation, API
3d
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Lead Application Security Engineer
Radnor or Charlotte or Fort Wayne or Greensboro or United States
$120k-$193k/yr RemoteFull Time
5+ YOEUndergraduate degree or 4+ years comparable experience; 5–7+ years aligned IT experience; extensive web application security, SDLC, Agile, DevOps security, and application testing experience.
Fortify, Checkmarx, Veracode, AppScan, WebInspect, Burp Suite, OWASP ZAP, WAFs, IPS, LLM, RAG
2mo
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Director, Enterprise AI Data
Conshohocken or Austin or Denver or Pennsylvania or Virginia or California or Colorado or United States
$195k-$268k/yr HybridFull Time
10+ YOE3+ Mgmt10+ years in data engineering or data platform with 3+ years managing senior engineers; experience building knowledge graphs, semantic layers or RAG retrieval systems; hands-on AWS (IAM, S3, Glue/EMR, Lambda, Bedrock, OpenSearch, KMS); experience building data trust/governance layers; strong communication.
AWS, IAM, S3, Glue/EMR, Lambda, Bedrock, OpenSearch, KMS, RAG, dbt Semantic Layer, dbt, Cube, AtScale, Neo4j, vector DB
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