Direct and constant interaction via the Internet with millions of customers and other organizations worldwide is an integral part of the modern business environment. This continuous flow of information and communication generates large amounts of data from various sources. Managing and storing this data has become a significant challenge for many organizations. Two key examples of the challenges an organization may face are finding and storing relevant data and creating and maintaining the minimum level of redundancy needed to store data. Companies can no longer rely on each employee for archiving, analysis and reporting. There is a growing need for data archiving strategies and experts to help manage an organization’s data.
Data warehousing and analytics experts know how to work with and process data systems. Data warehouse experts can provide you and your organization with the tools to easily store, process and retrieve the data you need to make business decisions.
A consultant can help you identify the types of data that are most important to you and the analysis and archiving methods that best meet your needs. To give you and your organization the flexibility to manage and solve data problems in the timeframe you need, experts and consultants can work on systems and problems remotely on a project basis.
What Is the Role of a Data Warehouse Expert?
Data Warehouse Specialists perform technical and administrative tasks related to the construction and maintenance of the data warehouse. They provide coordination and technical support for the design, testing and migration to the production of the data warehouse. The data warehouse specialist acts as a link between engineers, data architects, developers and analysts. They enforce policies and guidelines to ensure data is entered into the warehouse and managed consistently. In addition, data warehouse experts manage and integrate data from different sources to improve and enhance the data warehouse. They must have a university degree. They usually report to the director or head of the department. Data warehouse experts typically work independently and in teams. They are involved in developing parts of projects of medium complexity. A data warehouse specialist needs between four and seven years of experience.
Technological Skills in Data Warehousing
The following skills are essential for most data warehouse professionals.
Critical Thinking – Critical thinking is weighing the pros and cons of possible conclusions, approaches or solutions to a problem using logic and reasoning.
Reading Comprehension – Reading comprehension is understanding words and paragraphs in working documents.
Programming – Writing computer programs for various applications is called programming.
Complex Problem Solving – Complex problem solving involves identifying complex problems, examining relevant data, developing and evaluating possible solutions and putting them into practice.
Systems Analysis – Systems analysis is understanding how a system works and how changes in the environment, activities, and conditions affect the system’s functioning.
Active Listening – Active listening means listening carefully to people, understanding what they are saying, asking questions when necessary, and not interrupting when inappropriate.
How Long Does It Take to Become a Data Warehouse Expert?
It usually takes five to seven years to become a data warehouse specialist.
Year one to four: a degree in a relevant field, such as mathematics, computer science or information systems. This includes learning SQL, database architecture and data modelling.
Fifth and sixth years: gaining relevant work experience. This includes learning data modelling, data mining and business intelligence techniques, and data warehouse technologies such as ETL tools.
Sixth and seventh years: on-the-job training. It usually lasts three to six months, during which you will learn specific company data warehouse technologies and processes.
Can Data Warehouse Professionals Find Work?
In 2020, approximately 327,200 jobs were created for data warehouse professionals in the US. The job creation rate was 9.3%, higher than the national average. According to the Bureau of Labor Statistics, 26,600 new jobs will be created for data warehousing professionals by 2026. Including retirements and new hires, the sector will generate an average of 22,400 new jobs per year.
Nevada, Utah and Washington are the states with the most significant job growth for data warehouse professionals. Watch out if you want to work in Alaska, Maryland or Mississippi. These states have the slowest job growth in this sector.
