Data Quality Specialist ICT Professionals
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Data quality specialists review organisation's data for accuracy, recommend enhancements to record systems and data acquisition processes and assess referential and historical integrity of data. They also develop documents and maintain data quality goals and standards and oversee an organisation's data privacy policy and monitor compliance of data flows against data quality standards.
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Where Do I Start?
Information Structure
The type of infrastructure which defines the format of data: semi-structured, unstructured and structured.
Sign up to trackReady to go deeper? Pick up to 3 skills to focus on from the list below.
These are common skills for this role. Real-world experience matters more than ticking every box — use this as a guide, not a checklist.
Skills You Need to Become a Data Quality Specialist
Essential Skills
Essential Skills
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EssentialInformation Structure knowledge
The type of infrastructure which defines the format of data: semi-structured, unstructured and structured.
No book recommendations available yet.
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EssentialDatabase knowledge
The classification of databases, that includes their purpose, characteristics, terminology, models and use such as XML databases, document-oriented databases and full text databases.
No book recommendations available yet.
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EssentialQuery Languages knowledge
The field of standardised computer languages for retrieval of information from a database and of documents containing the needed information.
No book recommendations available yet.
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EssentialResource Description Framework Query Language knowledge
The query languages such as SPARQL which are used to retrieve and manipulate data stored in Resource Description Framework format (RDF).
No book recommendations available yet.
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EssentialAddress Problems Critically skill
Identify the strengths and weaknesses of various abstract, rational concepts, such as issues, opinions, and approaches related to a specific problematic situation in order to formulate solutions and alternative methods …
Course recommendations coming soon.
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EssentialDefine Data Quality Criteria skill
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EssentialDesign Database Scheme skill
Draft a database scheme by following the Relational Database Management System (RDBMS) rules in order to create a logically arranged group of objects such as tables, columns and processes.
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EssentialManage Data skill
Administer all types of data resources through their lifecycle by performing data profiling, parsing, standardisation, identity resolution, cleansing, enhancement and auditing. Ensure the data is fit for purpose, using specialised …
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EssentialManage Database skill
Apply database design schemes and models, define data dependencies, use query languages and database management systems (DBMS) to develop and manage databases.
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EssentialProcess Data skill
Enter information into a data storage and data retrieval system via processes such as scanning, manual keying or electronic data transfer in order to process large amounts of data.
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EssentialReport Analysis Results skill
Produce research documents or give presentations to report the results of a conducted research and analysis project, indicating the analysis procedures and methods which led to the results, as well …
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EssentialEstablish Data Processes skill
Use ICT tools to apply mathematical, algorithmic or other data manipulation processes in order to create information.
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EssentialHandle Data Samples skill
Collect and select a set of data from a population by a statistical or other defined procedure.
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EssentialImplement Data Quality Processes skill
Apply quality analysis, validation and verification techniques on data to check data quality integrity.
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EssentialManage Standards For Data Exchange skill
Set and maintain standards for transforming data from source schemas into the necessary data structure of a result schema.
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EssentialNormalise Data skill
Reduce data to their accurate core form (normal forms) in order to achieve such results as minimisation of dependency, elimination of redundancy, increase of consistency.
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EssentialPerform Data Cleansing skill
Detect and correct corrupt records from data sets, ensure that the data become and remain structured according to guidelines.
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EssentialUtilise Regular Expressions skill
Combine characters from a specific alphabet using well defined rules to generate character strings that can be used to describe a language or a pattern.
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Optional Skills (5 of {{ profession.optional_skills|length }} displayed)
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OptionalData Quality Assessment knowledge
The process of revealing data issues using quality indicators, measures and metrics in order to plan data cleansing and data enrichment strategies according to data quality criteria.
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OptionalVisual Presentation Techniques knowledge
The visual representation and interaction techniques, such as histograms, scatter plots, surface plots, tree maps and parallel coordinate plots, that can be used to present abstract numerical and non-numerical data, …
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OptionalLdap knowledge
The computer language LDAP is a query language for retrieval of information from a database and of documents containing the needed information.
No book recommendations available yet.
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OptionalLinq knowledge
The computer language LINQ is a query language for retrieval of information from a database and of documents containing the needed information. It is developed by the software company Microsoft.
No book recommendations available yet.
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OptionalN1ql knowledge
The computer language N1QL is a query language for retrieval of information from a database and of documents containing the needed information. It is developed by the software company Couchbase.
No book recommendations available yet.
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OptionalSparql knowledge
The computer language SPARQL is a query language for retrieval of information from a database and of documents containing the needed information. It is developed by the international standards organisation …
No book recommendations available yet.
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OptionalXquery knowledge
The computer language XQuery is a query language for retrieval of information from a database and of documents containing the needed information. It is developed by the international standards organisation …
No book recommendations available yet.
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OptionalBusiness Processes knowledge
Processes which an organisation applies to improve efficiency, set new objectives and reach goals in a profitable and timely manner.
No book recommendations available yet.
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OptionalMdx knowledge
The computer language MDX is a query language for retrieval of information from a database and of documents containing the needed information. It is developed by the software company Microsoft.
No book recommendations available yet.
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OptionalStatistics knowledge
The study of statistical theory, methods and practices such as collection, organisation, analysis, interpretation and presentation of data. It deals with all aspects of data including the planning of data …
No book recommendations available yet.
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OptionalBuild Business Relationships skill
Establish a positive, long-term relationship between organisations and interested third parties such as suppliers, distributors, shareholders and other stakeholders in order to inform them of the organisation and its objectives.
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OptionalExecute Analytical Mathematical Calculations skill
Apply mathematical methods and make use of calculation technologies in order to perform analyses and devise solutions to specific problems.
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OptionalExecute Ict Audits skill
Organise and execute audits in order to evaluate ICT systems, compliance of components of systems, information processing systems and information security. Identify and collect potential critical issues and recommend solutions …
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OptionalManage Schedule Of Tasks skill
Maintain an overview of all the incoming tasks in order to prioritise the tasks, plan their execution, and integrate new tasks as they present themselves.
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OptionalPerform Data Analysis skill
Collect data and statistics to test and evaluate in order to generate assertions and pattern predictions, with the aim of discovering useful information in a decision-making process.
Course recommendations coming soon.
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OptionalPerform Project Management skill
Manage and plan various resources, such as human resources, budget, deadline, results, and quality necessary for a specific project, and monitor the project's progress in order to achieve a specific …
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OptionalTrain Employees skill
Lead and guide employees through a process in which they are taught the necessary skills for the perspective job. Organise activities aimed at introducing the work and systems or improving …
Course recommendations coming soon.