111 llm engineer jobs at 59 companies in Limerick, PA
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Advanced Concepts Engineer
Arlington or Mount Laurel or San Diego or Fall River
$90k-$184k/yrHybridFull Time
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.
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
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
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.
AI / DevOps Engineer – Agentic Systems & Automation
New York City or Philadelphia
$139k-$243k/yrHybridFull Time
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.
Quincy or Toronto or Princeton or Boston or Clifton or Austin
$120k-$203k/yrHybridFull Time
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.
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.
Basking Ridge or Bloomington or Collegeville or Irving or Worcester or Pittsburgh or Aurora or Kent or Downers Grove or Bloomington
$107k-$205k/yrHybridFull Time
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.
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.
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.
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.
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/yrRemoteFull Time
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.
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.
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.
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.
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.
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.