Operational Excellence - Data Scientist

Deutsche Telekom IT Solutions Slovakia

Place of work
Košice, Slovakia
Contract type
Start date

Information about the position

Job description, responsibilities and duties


Responsible for driving Operational Excellence within assigned Portfolio Units (PU’s) and Point of Production (PoP) within T-Systems.

Your daily routine:

1. 1. Select features, builds and optimizes classifiers using machine learning techniques
2. Employ Data mining techniques using state-of-the-art methods & tools
3. Extend company’s data with third party sources of information for deep dive anlaysis
4. Enhance data collection procedures to include information that is relevant for building analytics systems
5. Process, cleanse, and verify the data integrity
6. Conduct ad-hoc analysis and presents results clearly & crisply
7. Create automated anomaly detection systems and constant tracking of its performance
8. Conduct periodic review of the Scorecard and identifies Corrective and Preventive areas

Wage (gross)

Minimum salary is 1790€ brutto + variable part of salary + other financial benefits. The final basic wage component can be adjusted accordingly to individual skills and experience of selected candidate

Employee perks, benefits

Other benefits
* Cafeteria - individual benefit
* Trainings and development opportunities
* Discounts at various providers in Košice
* Possibility of Home office
* Pension savings contribution
* Meal vouchers contribution
* Teambuildings
* Extra vacation days
* Young and enthusiastic working environment
* Diversity Program
* Health Weeks
* Sport Activities
* Weekend Events
* Work life Coaching
* Doctors at workplace
* Credit card
* Metro card
* Referral bonus /financial/
* Rotations possibilities

Information about the selection process

Keywords: PMP, PRINCE2, Lean Six Sigma, Operational Excellence

Requirements for the employee

Candidates with education suit the position

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

Personality requirements and skills


What you need:
1. A university degree of Masters / Bachelor in Science and certified Data Analytics from renowned institute
2. Minimum 5 years’ of experience in the role of Data Scientist
3. Excellent understanding of machine learning techniques and algorithms, such as k-NN, Naive Bayes, SVM, Decision Forests, etc.
4. Experience with common data science toolkits, such as R, Python, Weka, NumPy, MATLAB, etc. Excellence in at least one of these is highly desirable
5. Experience working with large volumes of data. Proficiency in using query languages such as SQL, Hive, Pig
6. Experience with data visualization tools, such as D3.js, GGplot, etc.
7. Experienced on Natural Language Processing and Information Retrieval
8. Excellent Communication & Presentation Skills Able to operate in a global context with international teams from different cultures
9. Fluent English to enables you to communicate with international teams and multinational customers


Brief description of the company

Deutsche Telekom Systems Solutions Slovakia s.r.o. is one of the two legal entities promoted under one brand Deutsche Telekom IT Solutions Slovakia. Our parent company Deutsche Telekom AG decided to take strategic steps towards structural change, which resulted in the splitting of T-Systems Slovakia into two legal entities, operating, as of July 1, 2020.
Our original brand T-Systems Slovakia has been inextricably linked with Kosice region since January 2006. We proved this the very next year, when we became one of the founding members of Košice IT Valley association.
Over the last decade, we have managed to grow from scratch to being the second largest employer in the eastern part of the country. At the same time, with more than 3,900 employees, we are one of the top fifteen largest employers in Slovakia. Thanks to our highly qualified and motivated employees, we are the company with the fastest growth in added value within the IT industry in Slovakia. Our goal is to proactively find new ways to improve and continuously transform into the type of company providing innovative services.

Number of employees

1000 and more employees

Company address

Deutsche Telekom IT Solutions Slovakia
Žriedlová 13
04001 Košice
ID: 3631267  Megjelentetés dátuma: 2020.01.30.  A (bruttó) bér alapösszetevője és egyéb juttatások: Minimum salary is 1790€ brutto + variable part of salary + other financial benefits. The final basic wage component can be adjusted accordingly to individual skills and experience of selected candidate