Big Data Specialist | Zain jobs

Big Data Specialist | Zain jobs
Big Data Specialist | Zain jobs
Big Data Specialist | Zain jobs



Zain SD

Job Description

Department/Section: Big Data and Analytics / Big Data
Job Title: Big Data Specialist
Reports to: Big Data Ingestion Team Leader

Job Purpose:

Responsible of the development, implementation and operation of Zain DWH and it’s Hadoop echo system. For the purpose of building and maintaining the DWH and to perform real-time/batch-processing ETLs using Spark/Kafka/Oracle/ODI or any other relevant data engineering tool.

Key Tasks/Accountabilities:

Design, development, release and maintenance of the DWH and Hadoop applications.
Construct and maintains the data processing back end, ensures the timeline, accuracy, quality, and integrity of the data in the DWH, and provides consistency and synchronization across all data platforms under the agreed SLAs.
Monitor ETL processes and identify operational problems by observing the data loading KPIs and studying system functioning and performance results.
Responsible to solve ETL incidents and contribute and follow Zain incident management processes for the supported data engineering solution.
Correct ETL errors in existing systems and improves performance through bug fixes and performance tuning.
Plan Data and ETL backup/Recovery processes and follow with the implementation.
Develop & implement robust solutions in test & production environments.
Focuses on logical and physical data modelling and database design, and Metadata definitions.
Follow up with the Big Data Admin and Infrastructure teams to ensure the highest levels of systems availability.
Follow up with the Big Data Admin and Infrastructure teams and external vendors on Installing, configuring, testing and maintaining operating systems, applications and system management tools.
Any task related to the Big Data department.

Typical Performance Measures:

Data availability, maintenance, improving accuracy of the data and services.
Effectiveness of issue resolution/change control.
Adaptability of work plans/resources in response to change.
Quality of relationships with internal customers/peers/suppliers.
Responsible for company assets such as vehicles, IT equipment and PC’s.


Reports to the Big Data Ingestion Team Leader.
Adhering to ITIL Processes.

What Do You Need to Qualify


BSC in Computer Sciences/IT/Telecommunication Engineering or any relevant field.
Mobile Telecommunications background desirable.
2+ years relevant work experience in telecom enterprise data management applications.
Experience in Data Warehouse and Big Data systems is preferred (Cloudera stack).


Good understanding on Hadoop/Kafka/Flume/Spark/Hive/Impala/Yarn (or hands on experience depending)
Software development background (Python/Java)
Understanding of GSM mobile operations, products and services
Cloudera Distribution knowledge is highly preferred.


Unix shell scripts, SQL and application development skills
Knowledge and experience of RDBMS
Excellent communication skills (business and technical).
Analytical technical skills to be able to predict the consequences of configuration changes (impact analysis), to identify root causes that are not obvious and to understand the business requirements.
Being a problem solver.
Team player.
Good in research skills.
Key Behaviours for Success:

Analytical Thinking and Problem Solving
Creative thinker
Results Drive
Concern for Standards/Efficiency
Being Collaborative
Tenacity, Resilience and Self-Management.

About Us

About Zain Sudan:
The country’s leading operator was established in 1997 and today serves More than 16 million customers as of 31 August 2020, reflecting a market share of more than 48%. Possessing the country’s most advanced voice and data network, the operator’s network extends to an impressive 90% of the population with 2G, 3G and LTE sites. Through constant development of the telecommunications infrastructure and proactive marketing initiatives, Zain remains committed to offering customers in Sudan the most dynamic products and services. The foundation of Zain Sudan’s achievements lies in the company’s ability to inspire its employees to deliver the best and most imaginative services at every level. With an energetic and inspired predominantly Sudan workforce, the company is committed to employing high caliber people as well as nurturing the finest Sudan talent. With a strong human resources and training program that develops and nurtures leaders in the workplace, the company has consistently opened new doors for its dedicated staff. For more on Zain Sudan please visit www.sd.zain.com

Vacancy Type

Full Time Employee

Job Expires


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