Big Data Operations

Into our Big Data department within T-Mobile CZ, we are looking for a junior colleague who would operate, maintain, install and upgrade our tools on our two Cloudera Hadoop Linux based systems. Both of our systems exist already for some time, but we need somebody who will be responsible for keeping our tools running. Both systems run on Oracle Linux, so unix/bash experience is a lot needed, together with English language. The rest regarding the specifics of our tools and our Big Data/Hadoop world, we will explain and teach you.

Company description

  • T-Mobile CZ is the number one telco operator in Czech Republic. In our Big Data department, we have started with Big Data and Hadoop five years ago and currently we have several Big Data teams with around 40 people.

Our customer is in Germany, but we sit in T-Mobile CZ HQ in Prague 4 - Roztyly close to metro station C. Each team we have is around 6 people, and we work in an agile mode (3-week sprints, customer demo, retro and everyday standups). We have skills and experience and we are willing to teach you all we know.

Skills needed:

  • junior level expertise in unix/bash,
  • English (writing and communication level),
  • experience with Cloudera Hadoop or with any other tool listed below is beneficial.


  • operations + monitoring (making sure everything is running),
  • installing, configuring and upgrading our current tools stack,
  • general Linux administration,
  • communication with 1st and 2nd level support in Košice (creating incident or request tickets),
  • pro-active communication within the agile team in Prague in case of issues,
  • willingness to learn new things,
  • be responsible and independent in what you are doing,
  • willingness to travel (few times a year max).

Tools stack:

  • Cloudera Hadoop related: HDFS, Spark, Impala, HUE, Kafka,
  • Apache related: Airflow, Superset, NiFi,
  • Other: mlflow, Anaconda, Jupyter, RStudio, nginx, Redis, GITLab, Maria DB, CI/CD tools (Jenkins or GIT pipelines)


  • You will learn a lot from us , especially in Big Data area,
  • “startup” way of thinking and working in a big and stable company,
  • corporate laptop + high-end phone with unlimited tariff (with 20GB FUP),
  • 5 weeks of vacation + 2 sick days + 1 day for a good cause,
  • home office twice a week, with a possibility to work from anywhere,
  • 10k benefit points for sports, cultural events, …
  • 100 CZK meal tickets (“stravenky”),
  • trainings, team offsites and many various social events.

Místo práce

Tomíčkova 2144/1, 148 00  Praha-Chodov, Česká republika



Pracovní poměr

Práce na plný úvazek