NATEK

You will join the managed services team of a global technology company in Sofia, which runs the database platforms of 5–6 client organisations end to end. As the senior database engineer, you are theL3 expert for Microsoft SQL Server, and you also work hands-on on an Oracle estate of more than 50 instances (about 25 TB, mostly 19c, including RAC).
The team is cross-skilled: MS SQL Server is the main technology, and you are expected to understand how things work in Oracle and to operate it confidently.
Standby and out-of-hours
<ul>
<li>You join the client team’s standby rotation for your technology: one to two slots per week, 12 hours on weekdays and 24 hours at weekends, with no more than 100 standby hours per month.</li>
<li>Standby is remote. Alerts arrive by phone from the first-line team, and you connect within the response target (15 minutes for critical incidents).</li>
<li>Planned change and maintenance work outside business hours is scheduled in advance, typically 5–15 hours per month.</li>
<li>Standby hours and out-of-hours work are compensated separately from the day rate.</li>
</ul>
Your Responsibilities
<ul>
<li>Act as the L3 expert for MS SQL Server across 5–6 client environments.</li>
<li>Administer and troubleshoot Always On Availability Groups, Failover Cluster Instances, replication and standalone instances.</li>
<li>Analyse and tune performance: queries, indexes, waits, blocking and resource use.</li>
<li>Run backup and recovery with native and third-party tools; test restores regularly.</li>
<li>Apply cumulative updates, upgrades and security hardening; manage logins and permissions.</li>
<li>Operate Oracle 19c SE/EE databases on Linux and Windows, including RAC, Grid Infrastructure and RMAN backups with a third-party backup tool.</li>
<li>Handle incidents, problems, changes and service requests under ITIL, in and out of business hours; record all work in ServiceNow.</li>
<li>Carry out proactive work: health checks, capacity reviews, backup verification and documentation.</li>
<li>Automate recurring tasks with T-SQL, PowerShell (e.g. dbatools) or Ansible.</li>
<li>Manage vendor cases with Microsoft and Oracle on behalf of the client’s customers.</li>
</ul>
Our Requirements
<ul>
<li>6+ years as an MS SQL Server DBA in production, with several years at expert (L3) level.</li>
<li>Hands-on experience with Always On Availability Groups, Failover Cluster Instances and</li>
</ul>
replication.
<ul>
<li>Strong performance tuning, backup and recovery skills.</li>
<li>2+ years hands-on Oracle administration, including 19c, RAC and RMAN.</li>
<li>Working-level Windows Server and Linux administration.</li>
<li>T-SQL and PowerShell scripting.</li>
<li>Working in ITIL processes with ServiceNow or a comparable ITSM tool.</li>
<li>Fluent English, written and spoken (C1).</li>
<li>Resident in Bulgaria and able to work from Bulgaria only.</li>
<li>Willing to take part in the standby rotation.</li>
</ul>
Benefits
<ul>
<li>Internal Mobility Program – enjoy many opportunities for career growth, job rotations, diversity of projects &amp; technologies</li>
<li>Referral Program – enjoy cooperation with your colleagues and get a bonus!</li>
<li>5/10 Years NATEK Club – we offer long-term cooperation and celebrate each fifth-year cooperation anniversary with gifts</li>
<li>NATEK CSR Events &amp; team buildings – enjoy our values: accountability, partnership and expertise and #workITwithus</li>
<li>Education – benefit from our know-how, learning courses and certificates and IT events – be part of the community of leaders of the industry and take part as a speaker or a visitor</li>
<li>Multisport</li>
<li>Technical and Personal training</li>
<li>Language courses</li>
</ul>
Additionally only for COW:
<ul>
<li>Life insurance</li>
<li>Bonuses for Personal Events</li>
<li>Day off for volunteering</li>
</ul>

Senior Database Engineer – MS SQL Server & Oracle (L3)

Senior Database Engineer – MS SQL Server & Oracle (L3)

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