294 llm engineer jobs at 166 companies in Illinois

PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Python, PyTorch, Elasticsearch, LLMs
2w
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ML Staff Engineer – LLM & Production Systems
Chicago, Illinois, United States
$141k-$169k/yr HybridFull Time
Bain & Company
Bain & Company: Provides global management consulting and strategy advisory services.
6+ YOE6+ years in software or ML engineering, experience designing and operating production ML/LLM systems, proficiency in Python and SQL, CI/CD and MLOps experience, strong communication and mentoring skills.
Python, SQL, CI/CD
3w
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Distinguished Engineer - AI Adoption
Chicago, Illinois, United States
$255k-$382k/yr HybridFull Time
Elevance Health
Elevance HealthNYSE: ELV: Provides health insurance plans and integrated healthcare services.
15+ YOEBachelor's in CS/IT, 15+ years in software engineering/large-scale architecture, experience delivering production-grade AI/ML systems and LLM-based applications, strong Python or Java skills, APIs, microservices, cloud, CI/CD and DevOps experience.
Python, Java, APIs, microservices, event-driven architectures, CI/CD, DevOps, LLM
1w
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Principal, AI Engineer
Chicago, Illinois, United States
$137k-$234k/yr OnsiteFull Time
Northern Trust
Northern TrustNASDAQ: NTRS: Financial services for individuals, families, and global institutions.
10+ YOE10+ years data engineering/integration experience in financial services; Bachelor’s or Master’s in CS/Data Engineering; strong Python, SQL, cloud and LLM/GenAI experience; stakeholder and regulatory collaboration skills.
Python, SQL, VS Code, GitHub Copilot, PySpark, Azure, AWS, GCP, PostgreSQL, PGVector, Pinecone, Neo4j, REST APIs, Anthropic, OpenAI, Snowflake, Databricks, Oracle, Exadata, .NET, C#, React, Java, Unix, Bash, Windows, Linux
1mo
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Solutions Engineer
Chicago, Illinois, United States
RemoteFull Time
Augment
Augment: Building autonomous AI agents to automate logistics operations.
3+ YOE3+ years in solutions/forward-deployed engineering; experience designing and shipping integrations, AI/LLM tooling familiarity, exposure to Python/TypeScript/Go, and strong customer-facing skills.
APIs, SDKs, webhooks, Python, TypeScript, Go
3w
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Senior AI Engineer
Chicago, Illinois, United States
$148k-$204k/yr RemoteFull Time
ActiveCampaign
ActiveCampaign: Provides automated marketing and customer relationship management software.
5+ YOE5+ years in software/platform/infrastructure engineering; experience building internal platforms, cloud deployments, observability, integrations, and AI agent/LLM workflows; strong system design and cross-functional communication.
LinkedIn Learning, Calm
3w
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Sr. Automation Engineer
Chicago or Kansas City
$119k-$169k/yr OnsiteFull Time
Cboe
CboeBATS: CBOE: Operates global market infrastructure and provides tradable financial products.
Senior engineer to design, build, and govern production agentic AI systems using LLM APIs, RAG, Python, CI/CD, and infrastructure-as-code, with strong AI security, observability, and cross-functional leadership skills.
LLM APIs, RAG, Python, CI/CD, infrastructure-as-code
1mo
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Lead AI Engineer
Minneapolis or Chicago or New York City
$125k-$175k/yr OnsiteFull Time
Ovative Group
Ovative Group: Digital media, marketing measurement, and creative services provider.
8+ YOE8+ years in software/platform engineering with experience delivering AI-powered workflow systems, Python and SQL proficiency, cloud (AWS/GCP/Azure), Databricks preferred, MCP/agent orchestration, LLM production experience, security and governance expertise.
Python, SQL, Databricks, AWS, GCP, Azure, EMRge, Model Context Protocol (MCP), Claude Enterprise, Anthropic API, CI/CD
6d
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Senior Software Engineer - Python/Typescript
Chicago or Raleigh or Royal Oak or New York City or United States
$160k-$190k/yr HybridFull Time
SpotOn
SpotOn: Provides point-of-sale and business management software for restaurants.
7+ YOE7+ years software engineering experience, strong Python and TypeScript/JavaScript, production AI/LLM and agent experience, full-stack development, stakeholder collaboration, and production-grade reliability and observability.
Python, TypeScript, JavaScript, Claude Code, LangGraph, CrewAI, AutoGen, GitHub Copilot, Cursor, Windsurf, Salesforce, Apex, Lightning, AWS, GCP, Azure, GitHub, GitHub Actions, Jira, Slack
1mo
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AI Evaluation Engineer
Bucharest or Boulder or Boston or Chicago or Glendora or Richmond or London or Auckland
lei16k-lei19k/mo HybridFull Time
Yes Energy
Yes Energy: Provides real-time electric power market data and trading analytics.
5+ YOEBachelor's in CS/Data/Math, 5+ years software engineering with focus on testing/evaluation or AI/ML tooling, strong Python, experience building evaluation pipelines and LLM eval concepts, familiarity with RAG and production data pipelines.
RAGAS, LangSmith, PromptFlow, Snowflake, Python, RAG
1mo
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Principal Engineer
United States or Colorado or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or New Jersey or New York or Vermont or District of Columbia or Washington or California
$188k-$277k/yr RemoteFull Time
Twilio
TwilioNYSE: TWLO: Cloud communications platform for programmable messaging, voice, and email.
16+ YOE16+ years building high-scale, secure cloud-native distributed systems; expert in Java or Go and AWS; experience with LLM-driven development, APIs, high-throughput data, Kubernetes/Terraform, and cross-team technical leadership.
Java, Go, AWS, Lambda, EKS, DynamoDB, Kafka, LLMs, GitHub Copilot, Anthropic Claude, SQL, NoSQL, Redis, Spark, Kubernetes, Terraform
1w
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AI Engineer
Chicago, Illinois, United States
$110k-$120k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
8+ YOEDesign and operationalize enterprise-scale GenAI solutions using LLMs, RAG, agentic architectures; integrate with enterprise systems; mentor teams; 8+ years experience.
LangChain, LangGraph, AWS Bedrock, Microsoft Foundry Agent Service, Claude, CoCo, Genie, Snowflake, Databricks, OpenAI
3w
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Senior Software Engineer, Agentic Systems
Chicago or United States
$169k-$208k/yr RemoteFull Time
Horizon3.ai
Horizon3.ai: Autonomous penetration testing platform for continuous security assessment.
5+ YOE5+ years building production software with strong Python; hands-on experience building LLM-powered agents, prompt/context engineering, production LLM reliability, evaluation harnesses, testing and observability.
Python, LLM, AWS Bedrock, Neo4j, NodeZero
3w
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Principal Software Engineer - AI
Woodland Hills or Los Angeles or Alabama or Arizona or California or Colorado or Connecticut or Florida or Georgia or Illinois or Indiana or Kentucky or Massachusetts or Michigan or North Carolina or New Jersey or Nevada or New York or Ohio or Pennsylvania or South Carolina or Texas or Utah or Virginia
$200k-$230k/yr HybridFull Time
Convoso
Convoso: AI-powered contact center platform for outbound sales teams.
10+ YOE10+ years software engineering experience, 5+ years backend work in Python or PHP, expertise building LLM-based AI agent systems, production LLM API integration, MySQL proficiency, and automated testing for AI workflows.
LLM, OpenAI, Claude, GitHub Copilot, MySQL, Python, Django, Flask, PHP, Symfony, Laravel, React
2w
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AI Engineer
Chicago, Illinois, United States
OnsiteFull Time
Stripe
Stripe: Provides online payment processing and financial infrastructure for businesses.
4+ YOE4+ years shipping production systems; strong backend fundamentals; experience building/deploying AI agents or LLM-powered tools; proficiency in at least two of Ruby, Node.js, Python, Next.js; familiarity with AWS or GCP.
Ruby, Node.js, Python, Next.js, AWS, GCP, LLMs, Salesforce, Gong
2mo
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Principal Engineer
United States or Colorado or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or Vermont or District of Columbia or New York or New Jersey or Washington or California
$188k-$277k/yr RemoteFull Time
Twilio
TwilioNYSE: TWLO: Cloud communications platform for building customer engagement applications.
16+ YOE16+ years building high-scale, secure cloud-native distributed systems; expert in Java or Go, AWS (Lambda, EKS, DynamoDB, Kafka); experience with LLMs/AI-driven workflows, APIs, data platforms, Kubernetes, Terraform, and CI/CD.
Java, Go, AWS, Lambda, EKS, DynamoDB, Kafka, GitHub Copilot, Anthropic Claude, LLMs, SQL, NoSQL, Redis, Spark, Kubernetes, Terraform, CI/CD
1mo
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Principal AI Engineer
Chicago, Illinois, United States
$97k-$189k/yr HybridFull Time
CNA
CNANYSE: CNA: Provides commercial property and casualty insurance and risk management.
10+ YOEBachelor's in Computer Science/Engineering required; 10+ years software engineering experience with 3+ years at principal/staff/architect level; expertise in AI-native engineering, LLM integration, agentic systems, CI/CD, cloud-native production delivery; insurance domain preferred.
LLM, CI/CD
3w
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Principal AI Systems Engineer — C++ / Applied AI
San Jose or San Francisco or Seattle or New York City or Chicago or California
$190k-$361k/yr OnsiteFull Time
Adobe
AdobeNASDAQ: ADBE: Provides software for digital media creation and marketing analytics
10+ YOE10+ years professional software engineering with deep C++ expertise, production integration of AI/LLMs, cross‑platform systems design, reliability and observability, architecture leadership, and strong communication skills.
C++, LLMs, GPT, Claude, Gemini, JSON-RPC, gRPC, WebSockets, REST, TLS, CI, Windows, macOS, Linux
5d
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Senior Developer - Quantitative
Southlake or Chicago or San Francisco
$58-$67/hr OnsiteFull Time
Charles Schwab
Charles SchwabNYSE: SCHW: Financial services, brokerage, and investment management provider.
Bachelor's degree or equivalent, proficiency in Python, experience building AI/LLM solutions, quantitative technology familiarity, strong communication and problem-solving skills.
Python, GitHub, GitHub Actions, Confluence, JIRA, Bamboo, Gurobi, LangChain, LangGraph, LlamaIndex, Hugging Face Transformers, RAG
3mo
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Senior DevOps Engineer
Chicago or Dallas or Champaign or Kansas City or St. Louis
$132k-$155k/yr HybridFull Time
Aviatrix
Aviatrix: Provides secure multi-cloud networking and cloud-native network security.
5+ YOE5+ years DevOps/infrastructure experience; Terraform expertise; AI/LLM integrations; MCP; CI/CD platforms; cloud (AWS/GCP/Azure); strong networking knowledge.
Terraform, AWS, GCP, Azure, Kubernetes, GitHub Actions, GitLab CI, Jenkins, CircleCI, ArgoCD, Flux, Python, Bash, Go, Datadog, Prometheus, Grafana, OpenTelemetry, Model Context Protocol, LLM APIs
4d
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Forward Deployed Engineer (FDE) - Public Sector, Nonprofit & Education
McLean or Maryland or Chicago or West Virginia or Virginia or Irvine or Indianapolis or San Francisco or New York City or Dallas or Denver or Atlanta or Austin
$89k-$288k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
3+ YOE3+ years software engineering or technical delivery experience, customer-facing delivery experience, production systems experience, proficiency with Python/JavaScript/TypeScript/Java/Apex, hands-on LLM and data integration experience.
Cursor, Claude, Vibes, Agentforce, Python, JavaScript, TypeScript, Java, Apex, LangChain, LlamaIndex, Snowflake, Databricks, BigQuery