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Data Engineer (Senior Solution Designer) for Big Data

Deutsche Telekom IT Solutions Slovakia

Place of work
Košice, Slovakia
Contract type
Start date

Information about the position

Job description, responsibilities and duties

General description
• Maintenance, improvement, cleaning, and manipulation of data in the business’s operational and analytics tools
• Leads innovation through exploration, benchmarking, making recommendations, and implementing big data technologies
• Explore and implement new technologies within area of Cloud based Big Data solutions, like Databricks, Data Warehouse, Confluent, Spark, HD Insight, etc..
• Enabling and running data migrations across different technologies and platforms
• Build stable, scalable, and repeatable data-driven products
• Perform, coordinate and improve most complex activities (3rd level environment) needed to provide IT services and the supporting infrastructure in order to fulfill relevant KPI’s

• Design, develop, test, implement and support big data cloud based application in order to deliver T-Systems quality standard cloud product portfolio
• Build and develop concepts, processes and methods for automation, optimization and standardization to satisfy T-Systems efficiency and automation requirements
• Analyze complex data elements and systems, data flow, dependencies, and relationships in order to contribute to conceptual physical and logical data models
• Testing and validation in order to support the accuracy of data transformations and data verification used in machine learning models
• Managing the life cycle of multiple database tools by enabling smooth upgrades and/or installation and support of new capabilities
• Contribute to the development of the capacity planning function to properly identify needed hardware, software, database configuration / architecture to support application / business needs
• Designs, builds, verifies, implements and maintains the structure of databases to support business needs including integration of vendor database solutions into data environment
• Data munging, manipulation, cleansing and blending from multiple data sources and exposure to various data types and storage paradigms
• Working with data to solve business problems and will build and maintain the infrastructure to answer questions with data
• Provide project deliverables in order to fulfil the project scope
• Provide overall solutions and principles in planning, developing and implementing new cloud products to satisfy T-Systems business requirements
• Mentor developers to spread knowledge level in the team and develop their skills
• May provide consulting services to project teams on areas of expertise
• Researches development in assigned technology, determines business requirements, proposes changes and develop implementation plans

Wage (gross)

1 900 EUR/monthFinal salary is negotiable. We are offering base salary depending on seniority level and previous experience of candidate. In addition to base salary we provide variable part and other financial benefits. Base salary will not be lower than 1900 EUR/brutto.

Employee perks, benefits

  • Possibility of teleworking or home office
  • Cafeteria Bonus - an annual package of money based on job complexity
  • Variable payment - yearly bonus defined in employment contract, based on reaching company objectives
  • Financial bonus for recommendation of a candidate
  • Financial bonus for relocation
  • Employer pension contribution (III. pillar)
  • Special program for key employees
  • Work life coaching - psychological, work, legal and financial consulting
  • Vacation contribution - for employees with employment contract who are continuously 24 months at least in the company
  • Hard-skills and soft-skills trainings
  • Opportunity to upskilling and reskilling by internal and external trainings and certifications
  • Discounts at various providers
  • Health week activities twice a year
  • Usage of relaxation area Alejová
  • Metro card
  • Diners credit card

For more information about benefits visit - https://www.deutschetelekomitsolutions.sk/en/career/advantages-of-working-in-T-systems

Requirements for the employee

Candidates with education suit the position

University education (Bachelor's degree)
University education (Master's degree)

Language skills

English - Advanced (C1)

Personality requirements and skills

Special technical skills
• Experience with programming languages (Python,R, Scala_
• Experience with Cloud PaaS solution with BigData area (Azure, or AWS)
• OR Experience with application engineering & Linux OS,
• Knowledge of data processing methods (Hadoop, Kafka, Spark)
• Overview of distributed file systems, SQL and NoSQL Databases
• Knowledge about Data streaming, Data warehousing
• Background about cloud products in range of data processing
• Capability of communicating effectively with business and data science leaders on project status, timeline and technical results

• 3-5 years’ experience in the area of responsibility , valid certification in given technology

• English C1,
• German - advantage

• Strong presentation skills,
• Project leadership skills
• Valid certification in given technology


Number of employees

1000 and more employees


Contact person: Mgr. Barbora Iškyová
E-mail: send CV
ID: 3878649  Datum zveřejnění: 25.5.2022  Spodní hranice mzdy (brutto): 1 900 EUR/month