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Senior Machine Learning Engineer (Chicago)
Senior Machine Learning Engineer (Chicago)Harnham • Chicago, IL, United States
Senior Machine Learning Engineer (Chicago)

Senior Machine Learning Engineer (Chicago)

Harnham • Chicago, IL, United States
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  • [job_card.full_time]
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Senior Machine Learning Engineer Conversational AI

📍 Location : Chicago, IL (Hybrid 3 days onsite)

💰 Salary : $180200K base + 15% bonus + equity

About the Opportunity

Harnham is partnering with a fast-growing AI technology company that is building a next-generation agentic voice platform for enterprise-scale customer engagement. This organization works with Fortune 50 businesses across healthcare, finance, and retail, and is backed by leading investors with over $25M in funding.

They are scaling rapidly and seeking an experienced Senior Machine Learning Engineer to join a high-performing team and help shape the future of conversational AI.

The Role

Youll be responsible for fine-tuning and deploying advanced models for real-time voice applications, working on cutting-edge challenges in LLMs, speech technologies, and MLOps .

Key Responsibilities

  • Fine-tune and optimize large language models using LoRA, QLoRA, RLHF, and other advanced techniques
  • Deploy models into production environments with sub-second latency
  • Collaborate with engineering and product teams to deliver scalable solutions
  • Innovate with the latest research in conversational AI and speech technologies

What Were Looking For

  • 5+ years of ML engineering experience (beyond academic projects)
  • Strong background in model fine-tuning and deployment
  • Experience with GPT-class models, LangChain / LangGraph, and prompt engineering
  • Bonus : Speech expertise (ASR / TTS) and MLOps experience

    • Why Apply?

  • Competitive compensation + bonus + equity
  • Work on industry-disrupting AI solutions
  • Collaborative culture with real impact
  • Relocation support and hybrid flexibility
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