Data Analyst: Job Duties, Skills and Salary 2025

What does a Data Analyst do?

A Data Analyst is a professional who specializes in collecting, processing, and performing statistical analyses on large datasets. They help organizations make more informed decisions by identifying trends, testing hypotheses, and evaluating the effectiveness of business strategies.

Data Collection and Management

Data Analysts are responsible for gathering data from multiple sources, ensuring the accuracy and integrity of the data they collect. They use advanced data management tools to store and organize data efficiently, allowing for easy access and analysis.

Statistical Analysis and Interpretation

One of the core duties of a Data Analyst is to perform statistical analysis to translate data into insights. Using statistical tools and software, they analyze data sets to identify patterns, relationships, and trends. The insights generated are crucial for strategic planning and decision-making processes.

Reporting and Visualization

Data Analysts create detailed reports and visual representations of data findings. They use visualization tools to craft clear and compelling presentations that communicate complex data in an understandable and actionable format for stakeholders and decision-makers.

Collaboration and Communication

Effective communication is essential for Data Analysts, as they must convey their findings to non-technical team members and stakeholders. They often collaborate with different departments to provide the data insights needed for various business operations.

Continuous Learning and Development

The field of data analysis is rapidly evolving with new tools and technologies emerging regularly. Data Analysts must stay updated on the latest analytics technologies and methodologies to maintain their effectiveness and provide the most accurate analysis possible.

Data Analyst: Main duties

Data Analysts in the IT & Development field handle essential tasks and contribute significantly to achieving team and organizational goals. Here are some of their primary responsibilities:

Collect data from primary or secondary sources and maintain databases/data systems.
Identify, analyze, and interpret trends or patterns in complex data sets.
Develop and implement databases, data analytics, and other strategies that optimize statistical efficiency and quality.
Use statistical tools to interpret data sets, focusing on trends and patterns.
Create reports of findings, illustrate data with graphs, and translate complex results into clear texts.
Work with management to prioritize business and information needs.

Data Analyst: Key Qualifications

Bachelor’s degree in Statistics, Mathematics, Computer Science, Information Management, Economics, or related field.
Experience with databases (SQL etc.), programming (XML, Javascript, ETL frameworks), and statistical packages (Excel, SPSS, SAS etc.).
Strong analytical skills with attention to detail and accuracy.
Adept at queries, report writing, and presenting findings.
Ability to handle and prioritize multiple tasks and projects.

Basic Skills and Requirements for Data Analysts

Advanced ability to manipulate and analyze large datasets.
Willingness to keep up with industry trends and training in advanced data analysis techniques.
High level of accuracy and attention to detail.
Strong critical thinking skills to evaluate complex data.
Ability to work effectively within a team setting.

Salary Expectations for Data Analysts

Job	Branch	Avg. US Salary
Data Analyst	IT & Development	86,725 USD

The average salary for a Data Analyst in the U.S. is approximately $86,725 per year and can vary from entry-level to senior positions. Data Analysts may receive a wide range of benefits.

Level	Experience	Avg. Salary per Year
Veteran	20+ years	$108,406
Senior	11+ years	$95,398
Experienced	6-10 years	$86,725
Mid Level	3-5 years	$78,053
Entry Level	0-2 years	$65,044

To explore more detailed salary information, including specific salary estimates in your country, visit the Data Analyst Salary Country Overview.

Career Path for Data Analysts

Data Analysts can advance to Senior Data Analyst roles, become Data Scientists, or specialize in particular data analytics areas such as business intelligence, data engineering, or big data.

Data Analyst: Work Environment

Data Analysts typically work in an office environment and may spend long hours sitting and using office equipment and computers. They are often part of a larger team but need to be able to work independently.