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P.I. Works Inc

Database Administrator (ClickHouse & PostgreSQL)

P.I. Works Inc Istanbul, Istanbul, Turkey

Telecommunications · 201-500 employees

Oct 23
dba Mid (2-5 yrs) Full-time Turkey
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About the role

You will design, operate, and monitor production ClickHouse and PostgreSQL database clusters to ensure reliability, performance, and scalability. Additionally, you will support application development teams with schema design, data modeling, and query optimization for high-volume analytical workloads.

What they look for

ClickHouse PostgreSQL Database Administration Linux Shell Scripting Ansible Infrastructure as Code High Availability Data Modeling Query Optimization Sharding Replication Backup and Recovery Disaster Recovery Performance Tuning

Requirements

Candidates must have a bachelor's degree and at least 4 years of experience as a DBA or data platform engineer. Strong hands-on production experience with ClickHouse or PostgreSQL, along with proficiency in Linux and shell scripting, is required.

Full description

P.I. Works is the first company in the world to automate the management of a commercial 5G network.

Our automated network management products and services empower Mobile Operators to accelerate network transformation and to drive network quality and efficiency on the path to 5G. These solutions have been deployed across 91 mobile network operators in 64 countries around the world.

Come and join us to work with the leading telecom operators around the world and redefine the mobile experience worldwide by contributing to our research and development efforts. 

About the role

We are looking for a ClickHouse & PostgreSQL Database Administrator to join our Engineering team in Istanbul. You will own the reliability, performance and scalability of the databases behind our network automation platform, which processes large volumes of mobile network data for operators worldwide.

What you will do

  • Design, operate, monitor and troubleshoot production ClickHouse clusters (sharding, replication, ClickHouse Keeper/ZooKeeper, MergeTree table design, TTL and partitioning)
  • Manage and tune PostgreSQL databases, including high availability (e.g. Patroni), replication, backup and recovery
  • Optimize query performance and storage for high-volume analytical workloads
  • Plan and test backup, restore and disaster recovery procedures
  • Automate provisioning, upgrades and maintenance (Ansible, scripting, IaC)
  • Support application development teams on schema design, data modelling and query optimization
  • Build and maintain test and staging environments

Required qualifications

  • Bachelor’s degree in a related field
  • 4+ years of experience as a DBA / DBRE / data platform engineer
  • Hands-on production experience with ClickHouse or PostgreSQL, and solid working knowledge of the other
  • Oracle DBA background is a plus
  • Experience with replication, high availability and backup/recovery
  • Strong Linux skills and shell scripting
  • Good verbal and written English
  • Being able to work in Turkey

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