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Date:  Jul 9, 2024

Sofia, BG

Data Warehouse Expert

We are Yettel!

Yettel Bulgaria, part of PPF Telecom Group, is a telecommunications company that connects over 3 million customers to people, devices and businesses. Until March 2022, the company operated on the Bulgarian market as Telenor Bulgaria.

We are a company that wants to discover, develop and invest in technology to serve people in the most useful and effective way for them. At Yettel, we believe that a balanced life is a better life. That's why we do everything we can to help people balance the things that matter to them, to make better choices, especially when it comes to technology and its role in our lives.

We want to create the future together with you. That's why we at Yettel are ready to discover and develop your talent and unique skills as we change the world together.


Role Overview:

As a Data Warehouse (DWH) Expert, you will be responsible for performing analysis, design, development, maintenance, and other tasks related to Business Intelligence. Your expertise will contribute to optimizing data storage, retrieval, and reporting processes, ensuring efficient data management and supporting informed decision-making within the organization. Additionally, you will play a crucial role in designing and implementing robust data warehouse solutions that align with the company's objectives and meet evolving business requirements.


Your responsibilities will be:

  • Perform Business Requirements Analysis: Analyze and evaluate business needs for developing or enhancing Business Intelligence systems.
  • Solution architecture and design BI Software: Develop and Configure, and optimize BI software systems to meet organizational requirements.
  • Plan and Communicate Technical Strategies: Prepare technical plans, roadmaps, and operational procedures, while also communicating with vendors to ensure alignment with organizational goals.
  • Drive Efficiency and Quality: Propose improvements, establish standards, and define quality criteria to enhance BI operations efficiency and effectiveness.
  • Stay Current with BI Trends: Continuously monitor and integrate the latest advancements in Business Intelligence to maintain relevance and competitiveness.
  • Lead Project Initiatives: Lead or participate in projects, providing technical guidance, monitoring progress, and reporting statuses to management.
  • Ensure System Reliability and Support: Plan, execute, and monitor testing, implementation, and support activities to ensure the availability and reliability of BI systems, while also providing user support and training to maximize system utilization


What We Expect From You: 

  • Technical Savvy: Proficiency in Oracle SQL, Hadoop, Python, and familiarity with relational and free databases is highly desired. Additionally, proficiency in MS Project, Word, Excel, PowerPoint, and familiarity with Jira is a must.
  • Experience First: Your hands-on experience in the BI field is crucial. With at least 5 years of experience, showcase your solid understanding of project management principles. A PM certification would be a plus.
  • Presentation Pro: We need someone with excellent presentation skills to deliver impactful messages to diverse audiences.
  • Organized Planner: Demonstrate exceptional organizational and planning skills to ensure smooth project execution.
  • Team Collaboration: Be an effective team player, contributing positively to a collaborative work environment.
  • Interpersonal Charm: Exhibit strong interpersonal skills to foster positive relationships within the team and with stakeholders.



  • Positive workplace culture where you would receive all the support you need from your peers and managers in order to achieve your personal and team goals
  • Annual bonus based on your personal performance
  • Preferential prices for mobile devices and accessories
  • Unlimited mobile services and mobile internet
  • Flexible working hours
  • Monthly food vouchers
  • Additional health insurance

Challenge yourself! Discover new opportunities!

Over its 20 years history on the Bulgarian market, the company has built a strong track record as a pioneer in wireless and beyond, launching Bulgaria’s first commercial 4G network in 2015, the first VoLTE service in 2018 and paving the way for the development of 5G with the country’s first 5G network test. Yettel’s sector-leading approach to infrastructure has won six consecutive Best in Test certificates awarded by the global gold-standard benchmarking organization umlaut.
Today, Yettel Bulgaria employs more than 1800 people, operates more than 180 retail stores, with its mobile network covering more than 99% of the Bulgarian population.

Join Yettel now by sending us your up-to-date CV.

Only shortlisted applicants will be contacted with information about next steps of our selection process.

Applicants are treated with strict confidentiality following the applicable personal data protection legislation.


Apply now »