Cadence Design Systems

AI Engineer, Ontologies & Knowledge Graphs

Cadence Design Systems$110K — $130K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • BS/MS in Computer Science, Mechanical Engineering, or similar.
  • Strong Python programming; experience with REST API development.
  • Proficient in building ETL/ELT data pipelines for both structured and unstructured data.
  • Familiarity with graph databases and semantic modeling (RDF, OWL, property graphs).
  • Experience with at least one agent framework (e.g., LangChain, LangGraph).
  • Understanding of LLM context consumption and tool invocation (retrieval, RAG).
  • Basic knowledge of CAE/FEA/CFD or similar physical-simulation domains.

Responsibilities

  • Build ETL/ELT pipelines for data extraction and transformation from various sources into a knowledge store.
  • Design and maintain schemas and semantic data models to represent data entities and their relationships.
  • Construct and maintain knowledge graphs from heterogeneous product data sources.
  • Develop parsers for source and metadata, including source-code parsing for structural extraction.
  • Create typed programmatic interfaces and data-access layers over the knowledge base.
  • Implement retrieval and indexing mechanisms for product knowledge using modern techniques.
  • Collaborate with domain engineers to decompose complex workflows into callable operations.

Benefits

  • Flexible working arrangement with occasional travel for team alignment workshops.
  • Opportunity to work closely with expert domain engineers in a multi-product environment.
  • Involvement in cutting-edge technology applications across various data sources and interfaces.
Full Job Description
We are looking for an engineer who builds the data and interface layer that makes complex software products programmatically understandable. Many powerful products expose rich but heterogeneous surfaces - source code, scripting APIs, file formats, data structures, and workflow logic. This role builds pipelines that extract and transform those surfaces into structured, queryable knowledge - designing the schemas, constructing the knowledge graphs, and exposing them through clean, typed programmatic interfaces for downstream consumption.

Job Responsibilities
  • Build ETL/ELT pipelines that extract data from source code, APIs, file formats, and documentation and load it into a structured knowledge store.
  • Design and maintain schemas and semantic data models capturing entities, relationships, and capabilities.
  • Construct and maintain knowledge graphs over heterogeneous product data.
  • Develop source and metadata parsers (including source-code/AST parsing) to extract structure automatically.
  • Build typed programmatic interfaces and data-access layers over the knowledge layer.
  • Implement retrieval and indexing layers (e.g., embeddings, RAG) over product knowledge.
  • Work with domain engineers to decompose complex product workflows into discrete, callable operations.
  • Assess data sources for coverage, quality, and schema completeness across multiple products.

Job Qualifications
  • BS/MS in Computer Science, Mechanical Engineering, or similar.
  • Strong Python; experience building and consuming REST APIs.
  • Experience building data pipelines (ETL/ELT) over structured and unstructured data.
  • Familiarity with graph databases and/or semantic/ontology modeling (RDF, OWL, property graphs, or equivalent).
  • Experience with at least one agent framework (LangChain, LangGraph, AutoGen, CrewAI, or similar).
  • Understanding of how LLMs consume context and call tools (retrieval, RAG, embeddings).
  • Exposure to CAE/FEA/CFD or a related physical-simulation or engineering domain.
  • Comfortable working within unfamiliar or undocumented codebases.
  • Systems thinker - able to decompose a complex legacy workflow into discrete, callable steps.

Additional Skills/Preferences

Nice to have:
  • Vector databases.
  • Data-access and API interface development.
  • Parsing structured file formats.
  • Surrogate modeling or related numerical methods.

Deliberately not required:
  • Deep or specialist domain expertise beyond working familiarity - domain engineers provide that.
  • No PhD or ML research background required.

Additional Information
  • Works across multiple products, building structured knowledge and interfaces over their capabilities.
  • Collaborates closely with domain engineers who provide subject-matter expertise.
  • Works with data pipelines, graph databases, and product API surfaces.
  • Travel is not an expectation for this role. Occasional travel may occur for broad team alignment workshops, but these are infrequent.

About Cadence Design Systems

Cadence Design Systems, Inc. is an American multinational electronic design automation software and engineering services company, founded in 1988 by the merger of SDA Systems and ECAD, Inc. The company produces software, hardware and silicon structures for designing integrated circuits, systems on chips (SoCs) and printed circuit boards.
Learn more about Cadence Design Systems
Size
9,300 employees
Market Cap
$43.9 billion
Industry
Net Income
$590.6 million
Founded
2018
5 Year Trend
+10.5%
Revenue
$2.6 billion
NASDAQ

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