GenScript/ProBio

GenScript/ProBio

AI Researcher (AI-Oriented Knowledge Systems)

Piscataway, New Jersey, United States

Sponsorship not specified$85k-$145kDetected 28 days ago
PythonAlgorithmsVector DatabasesSparkNLPLLMsRAGResearchExperimental DesignCommunicationCollaboration

About the role

  • Job Title: AI Researcher (AI-Oriented Knowledge Systems) Location: Piscataway, NJ The estimated salary range for this role is $85,000 - $145,000 depending on experience.
  • GenScript USA Inc/ProBio Inc. is a proud equal opportunity/affirmative action employer committed to attracting, retaining, and maximizing the performance of a diverse and inclusive workforce.
  • Please note: Genscript USA Inc./ProBio Inc. will only contact candidates through verified application sources.

Responsibilities

  • Research techniques for extracting structured knowledge from multi-source heterogeneous data (documents, web pages, databases, conversation logs)
  • Design automated pipelines for entity recognition, relation extraction, and event detection
  • Develop knowledge quality assessment and cleaning mechanisms to filter noise and conflicting information
  • Research incremental knowledge extraction strategies to support continuous knowledge base updates and expansion
  • Design knowledge graph schemas and ontologies to build structured frameworks for domain knowledge
  • Develop multi-level knowledge representation systems supporting coarse-to-fine granularity knowledge navigation
  • Optimize RAG (Retrieval-Augmented Generation) systems to improve retrieval accuracy and answer quality
  • Develop retrieval re-ranking algorithms to enhance Top-K result relevance
  • Design retrieval-generation collaborative optimization mechanisms to reduce hallucinations and erroneous citations
  • Develop Complex QA systems supporting multi-condition and multi-step question answering

Requirements

  • Master's degree or above in Computer Science, Artificial Intelligence, Information Management, or related fields
  • 3+ years of AI-related research or development experience with hands-on experience in knowledge graphs, RAG, or QA systems

Nice to have

  • Publications in top-tier conferences (ACL, EMNLP, SIGIR, WWW, NeurIPS, etc.) preferred

Skills

  • Proficient in Python with expertise in data processing and large-scale text processing techniques
  • Familiar with mainstream NLP frameworks (spaCy, NLTK, HuggingFace Transformers, etc.)
  • Experience with graph databases (Neo4j, NebulaGraph, JanusGraph, etc.)
  • Familiar with vector databases (Milvus, Chroma, Weaviate, FAISS, etc.)
  • Familiar with the full lifecycle of knowledge graph construction and application
  • Proficient in RAG technology stack with hands-on experience in retrieval optimization, re-ranking, and answer generation
  • Familiar with multi-modal knowledge processing (text + image + table + structured data)
  • Familiar with large-scale data processing technologies (Spark, Flink, Dask, etc.)
  • Experience in data governance such as data cleaning, deduplication, and standardization preferred
  • Familiar with common data formats and protocols (JSON, XML, RDF, OWL, etc.)
  • Ability to conduct independent technical research, owning the full process from problem definition to solution deployment
  • Strong literature review and summarization skills with ability to quickly absorb cutting-edge research findings

Compensation

  • The estimated salary range for this role is $85,000 - $145,000 depending on experience.

Benefits

  • include medical, dental, and vision insurance as well as a 401(k) retirement plan with a company match that vests fully on day one.
  • We offer paid parental leave after just three (3) months of employment, and a paid time off policy that includes vacation time, personal time, sick time, floating holidays, and company holidays.

Equal opportunity

  • equal opportunity/affirmative action employer committed to attracting, retaining, and maximizing the performance of a diverse and inclusive workforce.

Visa & Work Authorization

  • ity or expression, age, disability, national origin, marital or domestic/civil partnership status, genetic information, citizenship status, uniformed service member or veteran status, or any other characteristic protecte

This listing is sourced directly from GenScript/ProBio's careers page and normalized into a canonical job model.