Sr. Machine Learning Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Sr. Machine Learning Engineer based in United States. This role sits within an applied AI engineering environment focused on high-throughput, low-latency large language model inference. You will partner closely with data scientists and engineers to turn advanced machine learning research into reliable, customer-facing systems at scale. The position spans LLM post-training, data engineering, custom model development, distributed systems, and production infrastructure. You will help build AI capabilities that enable enterprise users to interact safely and securely with AI applications. The role offers substantial ownership, from designing and implementing solutions through testing, deployment, monitoring, and continuous improvement. You will work in a collaborative, agile environment where experimentation, engineering quality, and practical problem-solving are highly valued. While cybersecurity experience is not required, curiosity about the field and a strong customer-focused mindset are important.