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Job-ID: 114542_EN_2

IoT Big Data Engineer

IT Services Hungary
Budapest, Hungary
Job level:
Employment type:
Full Time - Regular
Application Deadline:
Functional Area:
ICT / IT Consulting
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As "IoT Big Data Engineer (m/f/d)" in the PU IoT, you will be responsible for the (further) development of marketable industry-specific and cross-industry platforms and platform-based products, for the overall target architecture of the core platforms and platform-based products, and for the application operation of platforms and products of T-Systems. You will actively shape the future of the Magenta Internet of Things (IoT).

• Cluster-Sizing, hardware and infrastructure planning, rack planning, 2-location planning, cluster-LAN and multihoming
• Cluster layout, workload analysis, cluster balancing
• Cluster security & hardening, AD & Kerberos, data-at-rest-encryption (HDFS Transparent Data Encryption), data-in-motion-encryption (TLS), auditing (Navigator), multitenancy (Sentry)
• Hadoop HA und load balancing (Name Node HA, Resource Manager HA, Hive, Impala, Oozie), active-active und active-passive (multiple sites)
• Hadoop operations, backup & disaster recovery, maintenance, failover, versions-upgrades
• Cluster deployment automatization (Puppet, RHEL/Satellite)
• Hadoop-Interop (DB2, Oracle, SAS)

Hadoop Development
• Spark (Scala & Java), MapReduce (Java), Impala, Hive
• Lambda architecture based on Kafka-Spark-HBase
• Kappa architecture based on Kafka, Spark Streaming, NiFi
• Stream analytics und real-time processing with Spark Streaming
• Spark Performance, Spark-Kafka-DirectStreams
• At-least-once streaming architecture & Idempotence
• Ingest through Sqoop, Flume and Talend
• Job-scheduling with Oozie, AirFlow
• Data warehouse offloading

Machine Learning
• Machine Learning with Spark MLlib and SparkR, as well as R
• Regression and classification with Random Forest and Gradient Boost, linear regression, logistic regression, k-means

In detail, you will have the following technological knowledge, qualifications and competencies:

• Minimum 5 years big data and data science experience (Hadoop & Ecosystem)
• Long-standing experience with Cloudera & Hortonworks as well as associated Apache projects, at least certified in one of the above-mentioned Hadoop distributions
• Design and implementation of complex data-ingestion und processing pipelines
• Continuous, long-standing experience with Cloudera & Hortonworks as well as associated Apache projects
• Experience in working in large agile environments & approach (SCRUM, DevOps, Clean Code)
• Continuous integration, continuous delivery, continuous deployment (Jira, Gitlab/TFS, Jenkins, Nexus Build Pipelining, test-automation) as a means of quality assurance
• Experience in working with international teams and fluent in English

IT Services Hungary is the biggest ICT employer of Hungary, the subsidiary company of T-Systems International. Our company uniquely offers the whole portfolio of ICT-service. Our centres in Budapest, Debrecen, Pécs and Szeged satisfy our international clients in systemintegrational and operational fields, but in our wide offer you can also find all the widely used software and hardware platforms of SAP system services as well as distant and local server operation, network management and supervision. The appreciation of our work is shown by winning the „Investor of the Year” award both in 2008 and 2015. In the year 2014/15 „Employer of the Year” (National Champion) award was also collected by us. Since 2014 the company has been a multiple Superbrands award winner, and IT Business gave us the title: „The Most Successful ICT enterprise” in 2017.

We are looking for experienced professionals as a still developing and broadening company!


ITSH HR Recruitment Team

Further career information

Your application - quick and easy in just 5 minutes! Found your new job? Then simply click on 'Apply now' to register for our online job tool. Do you have your application documents (CV, cover letter, certificates) available? You can upload them as pdf-; word- (docx); ppt-; xls-; csv- oder txt-file with a maximum upload size of 10 MB each. As soon as we receive your application, you will get a confirmation via e-mail. The first thing we do is check whether your profile matches the job. Depending on the position, this first selection round can take up to four weeks. If you are successful in the pre-selection round, we will contact you to arrange an interview. You can check the status of your application in your applicant profile at any time.

Looking for tips for your application? Then take a look at the section called >Application Tips on our career website. Here you will find all manner of tips on 'The Right Way to Apply' and all the answers to the online application process.

By the way: Once you have set up your digital application, you can use it to apply for any position at Deutsche Telekom Group - quickly and easily with just a few clicks.

You need technical help? Our Career Team can be reached via e-mail or via phone: +49 800 3306700 and is looking forward to help you with any request.

Master exciting challenges without overextending yourself, be dedicated to your job while also enjoying a well-balanced private life – this is admittedly not always easy.

Take charge of your life. With work-life@telekom, Telekom is expressly integrating the reconciliation of work and private life into the corporate culture. Diverse measures in the focal areas “Working time and location”, “Health and fitness”, “Family” and “Social aspects” ensure improved reconciliation of work and private life – for all of our employees: Singles and families, young and old employees, men and women. With us you can unfold your full potential while also making your individual life plan a reality.

We can offer you development opportunities that are lifelong. After all, the challenges in our industry are constantly changing - and we know, that we can best meet them with outstandingly qualified colleagues.

We offer a broad spectrum of personal training and development possibilities. Whether you're a newcomer, an expert or a manager - we can offer you exciting prospects and individual career paths. For example, there are various development programs to support expert and executive careers, international exchanges, or part-time studying while you work. Our employees have the choice. Detailed information can be found in the category Career Center on our career website.

Money might not bring happiness, but it does make life easier. Because we want you to be able to focus fully on the projects at hand, we support you with an attractive salary and numerous benefits. Because money can't get you everything, we offer a number of benefits to make life easier on top of that. You can further benefit from individual location-specific offers and support services.

You want to know more about our compensations and benefits? Then take a look at the section called Our Services on our career site.

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