Senior Data Analyst
Design and maintain ETL workflows to integrate data from diverse sources into platforms like SQL Server, and enable data-driven decision-making with reliable analytics and insights for AT&T in Bratislava, Slovakia.
Skills required
About this role
Join AT&T and help shape the future of communications and technology that connect the world. We value innovators who seek to explore the unknown and challenge the status quo. Bring your bold ideas and fearless spirit to redefine connectivity and transform how people share stories and experiences. At AT&T, you won’t just imagine the future—you’ll build it.
As a Senior Data Analyst , you will play a critical role in shaping how our organization collects, transforms, and utilizes data. Your work will directly enable data-driven decision-making, empowering leaders and stakeholders with reliable analytics, dashboards, and insights. By designing robust ETL processes and optimizing data movement across modern enterprise platforms, you’ll help drive business performance and operational efficiency.
What You’ll Do:
- Design, build, and maintain ETL workflows to integrate and transform data from diverse sources into platforms like SQL Server, Databricks, and Snowflake.
- Organize, manage, and optimize structured and semi-structured data in cloud repositories for performance and scalability.
- Develop and execute complex SQL queries to analyze, extract, and move data across enterprise platforms.
- Create dashboards and ad-hoc reports for leadership using tools such as Power BI.
- Ensure secure and reliable data movement between systems, including legacy and cloud environments.
- Collaborate with engineers, analysts, and stakeholders to gather requirements, document processes, and deliver robust data solutions.
- Cover EMEA working time with flexibility
What You’ll Need:
- Strong collaboration and communication skills to work cross-functionally with technical and business teams.
- Problem-solving mindset with the ability to translate business needs into technical solutions.
- Attention to detail and commitment to delivering high-quality, accurate data.
- Adaptability to learn new technologies and thrive in a dynamic environment.
- Self-motivation with the ability to work independently and lead projects.
- Clear documentation and knowledge-sharing abilities.
What You’ll Bring:
- Proficiency in SQL for data analysis, reporting, and transformation.
- Experience with ETL development, data pipelines, and integration patterns.
- Familiarity with enterprise data platforms such as SQL Server, Databricks, and Snowflake.
- Skilled in data visualization and reporting tools (e.g., Power BI).
- Solid understanding of data governance, quality, and documentation best practices.
- Experience with Python for data analysis or automation and knowledge of SQL Server Integration Services (SSIS) as an adavantage.
Our earns between 3,840 - 5,760 EUR gross / month. Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on experience, expertise, and education/training.
This position is hybrid, and you may be expected to go into Bratislava office 2+ days per week.
Joining our team comes with amazing perks and benefits:
- Annual Bonus & Annual Salary Increase
- Meal Allowance (€4 / workday)
- Cafeteria Benefits
- Multisport card
- MetLife Insurance
- Pension Contribution
- Special Occasions Contribution: €500 for events like marriage, childbirth, or retirement.
- Annual Medical Plan: ProCare polyclinic
- Service Anniversary Program
- Family-friendly benefits
- Volunteering day
- Income Loss Compensation
- Recreation Contribution: 55% of up to €500 spent, after 2 years of service.
- Employee Assistance Program (free psychological, legal and financial counseling)
- International Employee Referral Program
- Various discounts
Apply today!
Weekly Hours:
40Time Type:
RegularLocation:
Bratislava, SlovakiaIt is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.