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Claranet

Database Administrator

Claranet Lisbon, Portugal

Information Technology & Services · 1,001-5,000 employees

Sep 21
dba Mid (2-5 yrs) Full-time Portugal
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About the role

The Database Administrator will manage SQL Server environments, ensuring high availability, security, and optimal performance. Responsibilities include performing database maintenance, automating operational tasks, and troubleshooting complex performance issues.

What they look for

SQL Server Administration Always On Availability Groups Failover Cluster Instances Disaster Recovery Performance Tuning Query Optimization Indexing Database Maintenance PowerShell T-SQL Capacity Planning Backup and Restore Security Monitoring Troubleshooting

Requirements

Candidates must have strong experience in SQL Server administration, including backup/restore strategies, disaster recovery, and Always On configurations. Proficiency in diagnosing performance bottlenecks and automating tasks using PowerShell or T-SQL is essential.

Benefits

Professional development Health insurance Family package Office facilities for meals and snacks Teambuilding programs

Full description

We're fast learners, hard workers, natural collaborators... and we Make Modern Happen!

Our ambition is to unlock the potential of our digital world so that organisations everywhere can innovate and thrive securely. We aim to achieve this goal by bringing together the world’s most talented people and the most powerful technologies, combining them to address our customers' challenges and to build something stronger together.

If you share our vision, join us!

Right now, we are looking for a Database Administrator to integrate our internal team.

Your Responsibilities:

1. SQL Server Administration & High Availability

  • Installation,

configuration and upgrades

  • Always On

Availability Groups / Failover Cluster Instances

  • Backup &

restore strategies

  • Disaster

recovery and RPO/RTO

  • Security,

logins, permissions and encryption

  • Monitoring and

troubleshooting SQL Server services

2. Performance & Troubleshooting

  • Query

performance and execution plans

  • Indexing and

statistics

  • Blocking,

deadlocks and wait statistics

  • CPU, memory and

I/O troubleshooting

  • Query Store
  • Identifying

whether a problem is SQL, OS, storage or network related

3. Database Maintenance, Automation & Operations

  • Full/differential/log

backups and restore testing

  • DBCC checks and

integrity maintenance

  • Index/statistics

maintenance

  • SQL Agent jobs

and operational monitoring

  • PowerShell/T-SQL

automation

  • Capacity

planning, patching and version upgrade

You must-have:

  • SQL Server Administration & HA/DR — Strong

knowledge of SQL Server administration, backup/restore, Always On, disaster recovery and security.

  • Performance & Troubleshooting
  • Ability to diagnose and resolve performance issues

involving queries, indexes, blocking, deadlocks, memory, CPU and I/O

  • Database Operations & Automation
  • Experience with database maintenance, monitoring, SQL

Agent, PowerShell/T-SQL automation, patching and capacity planning.

We offer:

  • Regular professional development;
  • Health insurance, with family

package;

  • Office facilities for meals and

snacks;

  • Regular teambuilding programs;
  • Friendly workplace.

Workplace: Lisbon- Hybrid

Claranet, Make modern happen!

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