Knowledge engineer
Also known as: taxonomist, knowledge engineers, linked data engineer, knowledge officer, information engineer
About this occupation
Knowledge engineers integrate structured knowledge into computer systems (knowledge bases) in order to solve complex problems normally requiring a high level of human expertise or artificial intelligence methods. They are also responsible for eliciting or extracting knowledge from information sources, maintaining this knowledge, and making it available to the organisation or users. To achieve this, they are aware of knowledge representation and maintenance techniques (rules, frames, semantic nets, ontologies) and use knowledge extraction techniques and tools. They can design and build expert or artificial intelligence systems that use this knowledge.
Essential skills and knowledge
- manage database
- assess ICT knowledge
- analyse business requirements
- principles of artificial intelligence
- manage ICT semantic integration
- business process modelling
- create semantic trees
- resource description framework query language
- systems theory
- information extraction
- manage business knowledge
- use markup languages
Typical tasks and preparation
From the related US occupation profile Information Security Engineers (O*NET 15-1299.05). Linked by an official crosswalk: related, not identical; details vary by country.
- Identify security system weaknesses, using penetration tests.
- Coordinate monitoring of networks or systems for security breaches or intrusions.
- Assess the quality of security controls, using performance indicators.
- Train staff on, and oversee the use of, information security standards, policies, and best practices.
- Scan networks, using vulnerability assessment tools to identify vulnerabilities.
- Develop response and recovery strategies for security breaches.
- Typical education (US)
- Bachelor's Degree
- Preparation
- Job Zone 4 of 5
- Interests
- Conventional, Investigative, Realistic
Top skills: Reading Comprehension, Critical Thinking, Active Listening, Writing, Monitoring, Speaking
US median pay: US$116,580 a year (2025), 435,370 employed. Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics.
Subjects this work relies on
How important each subject's knowledge is in the job itself, rated by people doing it (1 to 5).
- Computer StudiesO*NET: Computers and ElectronicsExtremely important (4.6)
- English or Literature in EnglishO*NET: English LanguageVery important (3.5)
- Design and TechnologyO*NET: Design + Engineering and TechnologyImportant (3.5)
O*NET data describe work in the United States; requirements differ by country. This page includes information from the O*NET 31.0 Database by the U.S. Department of Labor, Employment and Training Administration (USDOL/ETA). Used under the CC BY 4.0 license. O*NET is a trademark of USDOL/ETA. CareerProof Global has modified all or some of this information; USDOL/ETA has not approved, endorsed, or tested these modifications.
Preparation needed
Job Zone Four: Considerable Preparation Needed
- Most common education (US)
- Bachelor's Degree
- Education
- Most of these occupations require a four-year bachelor's degree, but some do not.
- Experience
- A considerable amount of work-related skill, knowledge, or experience is needed for these occupations. For example, an accountant must complete four years of college and work for several years in accounting to be considered qualified.
- Training
- Employees in these occupations usually need several years of work-related experience, on-the-job training, and/or vocational training.
O*NET data describe work in the United States; requirements differ by country. This page includes information from the O*NET 31.0 Database by the U.S. Department of Labor, Employment and Training Administration (USDOL/ETA). Used under the CC BY 4.0 license. O*NET is a trademark of USDOL/ETA. CareerProof Global has modified all or some of this information; USDOL/ETA has not approved, endorsed, or tested these modifications.
Related occupations
Occupations O*NET links to this one by similar work, skills and knowledge.
- Penetration Testers
- Information Security Analysts
- Security Management Specialists
- Network and Computer Systems Administrators
- Computer Systems Engineers/Architects
- Security Managers
- Computer Network Support Specialists
- Computer Systems Analysts
- Computer Network Architects
- Database Administrators
O*NET data describe work in the United States; requirements differ by country. This page includes information from the O*NET 31.0 Database by the U.S. Department of Labor, Employment and Training Administration (USDOL/ETA). Used under the CC BY 4.0 license. O*NET is a trademark of USDOL/ETA. CareerProof Global has modified all or some of this information; USDOL/ETA has not approved, endorsed, or tested these modifications.