111 llm engineer jobs at 59 companies in Limerick, PA

1mo
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Advanced Concepts Engineer
Arlington or Mount Laurel or San Diego or Fall River
$90k-$184k/yr HybridFull Time
Innovative Defense Technologies
Innovative Defense Technologies: A defense technology delivering mission-critical software and automated solutions to the U.S. government.
3+ YOEBachelor's in STEM or equivalent experience, 3-5+ years relevant experience, ability to obtain/maintain Secret clearance, experience with distributed systems, cloud deployment, Agentic AI/LLM, systems engineering, and ~10% travel.
Agentic AI, LLM, SysML, UML, C++, Python, MATLAB, DOORS, Agile
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AI Engineer
Camden, New Jersey, United States
$120k-$140k/yr OnsiteFull Time
Holtec International
Holtec International: Provides nuclear fuel storage systems and small modular reactors.
3+ YOEBachelor's degree,3-5 years software engineering experience with 2+ years in Generative AI/LLM/RAG,knowledge of MLOps,AI security and governance,experience with agent frameworks and enterprise integrations.
LangChain, Semantic Kernel, LangGraph, AutoGen, Microsoft Copilot Studio, CrewAI
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Senior DevOps Engineer
Oaks, Pennsylvania, United States
HybridFull Time
SEI
SEINASDAQ: SEIC: Provides technology and investment solutions for financial services institutions.
7+ YOEBA/BS or equivalent; 7+ years software/ML engineering experience; strong Python; deep RAG and agent experience; Azure (OpenAI, AKS, Functions, Key Vault, VNET) experience; LLM lifecycle and security/regulatory design skills.
Python, LangChain, LlamaIndex, OpenAI, Azure, AI Search, ML, Microsoft AKS, Microsoft Functions, Microsoft Key Vault, Microsoft VNET, OpenTelemetry, Langfuse, App Insights, RAG, LoRA, QLoRA, Milvus, Pinecone, Weaviate, TypeScript, Node, RAGAS, MCP
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Senior Engineer – Gen AI /Agentic AI (US)
Mount Laurel, New Jersey, United States
$124k-$200k/yr OnsiteFull Time
TD Bank
TD BankToronto Stock Exchange: TD: Provide retail, commercial, and wholesale banking and financial services.
10+ YOEBachelor's or graduate degree, 10+ years' relevant experience, 2+ years Python for AI, experience with LLMs/agentic AI frameworks, prompt engineering, and AI security best practices.
Python, LangChain, LangGraph, AutoGen, Model Context Protocol (MCP), LLMs, RAG, GraphRAG, Azure OpenAI, Azure AI Search, embeddings
2mo
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Agentic AI Software Engineer
King of Prussia or Aurora
$82k-$172k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEActive TS/SCI clearance, polygraphable, Bachelor’s in Computer Science or related, 5+ years software engineering with strong Python, experience with microservices, RESTful APIs, Git and CI/CD, LLMs/agent frameworks, and Agile practices.
Python, Git, GitLab, GitHub, Bitbucket, CI/CD, Jira, Confluence, microservices, RESTful APIs, LLMs, LangGraph, CrewAI, AutoGen, Pydantic AI, MCP, A2A, RAG, vector databases, Langfuse, MLflow, DSPy, AWS, Azure, Kubernetes, Helm, React, Angular, JavaScript, TypeScript
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AI / DevOps Engineer – Agentic Systems & Automation
New York City or Philadelphia
$139k-$243k/yr HybridFull Time
Nasdaq
NasdaqNASDAQ: NDAQ: Operates global electronic marketplaces and provides financial technology services.
Bachelor's in CS/Engineering or equivalent, expert Python, CI/CD and Git experience, familiarity with LLMs and AI agents, YAML/JSON proficiency, strong systems-thinking and communication skills.
Python, Git, YAML, JSON, REST APIs, CI/CD, Terraform, Ansible, JavaScript, ITSM
2w
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Senior AI Security Automation Engineer
Quincy or Toronto or Princeton or Boston or Clifton or Austin
$120k-$203k/yr HybridFull Time
State Street
State StreetNYSE: STT: Provides investment servicing and management to institutional investors.
7+ YOE7+ years software engineering, 3+ years building AI/ML/LLM solutions; expertise in cloud-native architectures, RAG, AI evaluation/observability, CI/CD, security, and mentoring engineers.
AWS, Azure, GCP, Jenkins, Harness, Spinnaker, Argo CD, Python, JavaScript/TypeScript, Rust, Go (Golang), Bash, PowerShell, LangGraph, Semantic Kernel, CrewAI, AutoGen, LangChain, Databricks, Snowflake, Spark, Kafka, Delta Lake, Iceberg, Airflow, vector databases
3d
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Senior AI Engineer
Princeton, New Jersey, United States
HybridFull Time
ZS
ZS: Global management consulting and technology firm for healthcare and life sciences.
4+ YOEMaster's or bachelor's in CS or related; 4+ years ML experience with production LLM systems; strong Python, FastAPI, HuggingFace, MLOps, vector DBs, cloud (Azure/AWS/GCP), and DevOps practices.
FastAPI, MLOps, Azure OpenAI, GPT-4, GPT-4 Vision, Langfuse, Celery, asyncio, Python, SQL, Pydantic, PySpark, Scala, MLFlow, Pinecone, Weaviate, Chroma, HuggingFace, Keras, TensorFlow, PyTorch, LangChain, LlamaIndex, Docker, Azure DevOps, GitHub Actions, Kubernetes, Azure Key Vault, Azure Blob Storage, Azure Container Registry
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Principal Engineer- Network Engineering
Basking Ridge or Bloomington or Collegeville or Irving or Worcester or Pittsburgh or Aurora or Kent or Downers Grove or Bloomington
$107k-$205k/yr HybridFull Time
Verizon
VerizonNYSE: VZ: Provides wireless, broadband, and telecommunications services to customers.
6+ YOE6+ years in technical facilities planning or related disciplines; experience with PSC design, Python automation, LLM integrations, SQL/databases, Looker/Tableau, and cloud platforms; bachelor's degree or equivalent experience.
AutoCAD, Python, AWS, Azure, Kubernetes, Git, SVN, Looker, Tableau, PostgreSQL, pgvector, Oracle, SQL Server, Hadoop, REST, GraphQL, Anthropic Claude, GPT-4, Gemini, Microsoft Teams, dcTrack, Canvas, Clarity, vSAP, ERP-SAP Portal, COEP, 1ERP, NSAP, 1PSC-UNO, NPP, DRAAS, CCP
4w
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Senior Engineer
New Castle, Delaware, United States
$100k-$105k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
8+ YOE8+ years application development experience with Python, machine learning, NLP and familiarity with banking LLMs; consult with users and analyze complex problems.
Python, Machine Learning, NLP, LLM
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Data Engineer, Clinical Operations
Princeton, New Jersey, United States
$88k-$106k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNew York Stock Exchange: BMY: Develops and distributes innovative medicines for serious diseases.
5+ YOE5+ years data engineering experience with cloud platforms, Databricks (Delta Lake, Unity Catalog), Python, SQL, Spark/PySpark, GenAI/LLM (RAG, embeddings), and building production-grade ETL/ELT pipelines and data products.
Generative AI (GenAI), Databricks, Databricks Delta Lake, Databricks Unity Catalog, Databricks Workflows, Databricks Mosaic AI, MLflow, Python, SQL, Spark, PySpark, RAG, LLM
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Machine Learning Engineer, Senior Associate
Plano or Wilmington
OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years Python or Java; 2+ years generative AI and prompt engineering; experience with React or Angular, AWS, LLMs, system design, CI/CD, and operationalizing AI models.
Python, Java, React, Angular, AWS, TensorFlow, PyTorch, Scikit-learn, Keras, CI/CD, LLM
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Full Stack Engineer, Foundation
United States or Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago
$146k-$235k/yr RemoteFull Time
LaunchDarkly
LaunchDarkly: Provides a feature management platform for software development teams.
5+ YOE5+ years full-stack engineering; strong TypeScript and React; experience with Go or Node; shipped AI/agent features and MCP/LLM tooling; instrumentation, funnel analysis, A/B testing, and on-call support experience.
TypeScript, React, Go, Node, MCP servers, LLM, IDE, LaunchDarkly
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Senior Manager, Data Engineer, Clinical Operations
Princeton, New Jersey, United States
$154k-$186k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNYSE: BMY: Develops and manufactures innovative prescription biopharmaceutical medicines.
7+ YOE7+ years in data engineering/analytics with cloud experience; hands-on Databricks, Delta Lake, Unity Catalog, Python, SQL, Spark/PySpark, GenAI/LLM experience; strong stakeholder and clinical operations domain knowledge preferred.
Generative AI (GenAI), Databricks, Databricks Delta Lake, Databricks Unity Catalog, Databricks Workflows, Mosaic AI, MLflow, Python, SQL, Spark, PySpark, LLM, RAG, Veeva Vault, Medidata Rave, IRT
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Senior Cloud Security Engineer
Malvern or Charlotte or Dallas or Fort Worth
HybridFull Time
Vanguard
Vanguard: Provides mutual funds, ETFs, and investment management services.
5+ YOE5+ years related experience required (cloud security preferred), undergraduate degree or equivalent, production-grade proficiency in Python/Go/TypeScript, experience with AWS/GCP/Azure at org scale, strong distributed systems background.
Python, Go, TypeScript, AWS, GCP, Azure, CI/CD, CMDB, ITSM, LLM
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Senior Data Engineer (Customer Data Products)
Philadelphia, Pennsylvania, United States
$127k-$160k/yr HybridFull Time
NBME
NBME: Develops and manages medical licensing and healthcare professional assessments.
7+ YOEBachelor's degree, 7+ years application development experience, 4+ years in big data and AWS, proficiency in Python/SQL/Scala/Java, distributed data tools, PySpark, NoSQL, Redshift, UNIX/Linux, process orchestration and CI/CD; experience with ML/LLM pipelines and vector DBs preferred.
AWS, Python, SQL, Scala, Java, MapReduce, Hadoop, Hive, EMR, Kafka, Spark, MySQL, Mongo, Cassandra, Redshift, UNIX/Linux, PySpark, AirFlow, KubeFlow, AWS step functions, Luigi, Pinecone, Milvus, pgvector, Git, CI/CD, Feature Stores, Vector Databases, APIs, MLOps
4d
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Staff AI/ML Engineer (Large Language Model)
King of Prussia, Pennsylvania, United States
$108k-$228k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
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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Sr. Data Engineer
Austin or Chicago or New Hartford or Philadelphia
$130k-$144k/yr RemoteFull Time
PAR Technology
PAR TechnologyNYSE: PAR: Provides unified software and hardware for restaurant operations.
5+ YOE5+ years data engineering; project leadership; strong problem-solving; excellent communication; continuous learning; experience with AI/LLM tooling.
Python, SQL, Terraform, Spark, Databricks, Structured Streaming, Postgres, DynamoDB, CircleCI, DroneCI, Github Actions, Spacelift, DataDog, AWS, Azure, data governance, AI/ML integration, Claude Code, Cursor, Copilot, MCP, Agent Orchestrators, Git, Github
1mo
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IVR Engineer
India or Milpitas or Seattle or Princeton or Cape Town or London or Zurich or Singapore or Mexico City
RemoteFull Time
Zensar
ZensarNational Stock Exchange of India: ZENSARTECH: Global technology firm providing digital transformation and infrastructure services.
5+ YOE5+ years IVR experience (Nuance NDF/Mix, Dialogflow, AWS Lex, Genesys, Avaya, Cisco); VoiceXML; Java/Python/NodeJS/C++; conversational AI/LLM, NLU/NLP; cloud (Azure, AWS, Google Cloud); SQL/NoSQL; SIP/TDM; RPA/CRM exposure; RESTful API integration.
Nuance NDF/Mix, Google Dialogflow, AWS Lex, Genesys, Avaya, Cisco, VoiceXML, Java, Python, NodeJS, C++, LLM, NLU, NLP, Azure, AWS, Google Cloud, SQL, NoSQL, SIP, TDM, RPA, CRM, RESTful APIs, Microsoft Co-pilot
2mo
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AI Engineer, Forward Deployed
Philadelphia, Pennsylvania, United States
RemoteFull Time
IntegriChain
IntegriChain: Provides data and applications for pharmaceutical therapy commercialization.
5+ YOE5+ years of software engineering or data application development; embedded, consultative role with non-engineering teams; strong Python, AI/LLM, and agent-loop experience.
Python, LLM APIs, Tooling for agent loops, Cursor, Claude, Codex, GitHub Copilot