Staff Machine Learning Engineer - Knowledge Graph
- San Francisco
- Permanent
- Permanent IT
- ABo14-1624765
- 14/10/2025
Staff Machine Learning Engineer – Knowledge Graph
Hybrid – San Francisco, CA
$250,000–$350,000 + Excellent Benefits
We’re partnered with a pioneering technology company redefining how enterprises manage, transform, and leverage data in the age of AI. Their platform sits at the intersection of large-scale data engineering and advanced AI, powering innovation across industries such as banking, healthcare, life sciences, and technology.
As a Staff Machine Learning Engineer – Knowledge Graph, you’ll play a leading role in building and scaling intelligent graph systems that enhance retrieval, reasoning, and contextual understanding for AI-driven applications. This is a chance to architect and own end-to-end Knowledge Graph projects that shape the backbone of enterprise AI systems.
In this role, you will:
This is a unique opportunity to make an impact at scale, helping design the data and intelligence layer behind next-generation enterprise AI systems. Expect world-class benefits, flexible hybrid working, a culture of ownership, and the chance to leave your mark on an innovative platform shaping the future of data-driven AI.
Certus Recruitment Group is a well-established and experienced specialist consultancy providing sales, marketing, and IT recruitment services. We serve the technology sector across North America, the UK, Europe, and Australia.
Hybrid – San Francisco, CA
$250,000–$350,000 + Excellent Benefits
We’re partnered with a pioneering technology company redefining how enterprises manage, transform, and leverage data in the age of AI. Their platform sits at the intersection of large-scale data engineering and advanced AI, powering innovation across industries such as banking, healthcare, life sciences, and technology.
As a Staff Machine Learning Engineer – Knowledge Graph, you’ll play a leading role in building and scaling intelligent graph systems that enhance retrieval, reasoning, and contextual understanding for AI-driven applications. This is a chance to architect and own end-to-end Knowledge Graph projects that shape the backbone of enterprise AI systems.
In this role, you will:
- Design, develop, and maintain large-scale Knowledge Graphs, from ontology and schema design to entity extraction and linkage.
- Integrate Knowledge Graphs with LLMs to enable contextual reasoning, enrichment, and retrieval augmentation.
- Lead cross-functional initiatives, guiding teams through the full lifecycle from concept to deployment.
- Build and operate production-grade services using Python, REST APIs, and microservices within modern cloud environments (AWS, Kubernetes).
- Work hands-on with graph databases such as Neo4j or Neptune to deliver optimized, high-performance solutions.
- Proven expertise in Knowledge Graph development and integration with AI/LLM systems.
- Strong software engineering background, Python preferred, with exposure to Java, Scala, or Go.
- Solid understanding of cloud-native architecture, distributed systems, and data pipelines.
- A builder’s mindset and the ability to lead technically while staying close to the code.
- Experience with retrieval systems or vector databases (Pinecone, Weaviate).
- ML/LLM experience in semantic search, code generation, or reasoning.
- Big-data experience with Spark or similar frameworks.
- Contributions to open-source ML or AI projects.
This is a unique opportunity to make an impact at scale, helping design the data and intelligence layer behind next-generation enterprise AI systems. Expect world-class benefits, flexible hybrid working, a culture of ownership, and the chance to leave your mark on an innovative platform shaping the future of data-driven AI.
Certus Recruitment Group is a well-established and experienced specialist consultancy providing sales, marketing, and IT recruitment services. We serve the technology sector across North America, the UK, Europe, and Australia.