We are looking for an experienced SQL Server Performance & Stability Consultant to assess and improve a critical database platform, combining deep technical analysis with a long-term evolution strategy.
The role will focus on identifying the structural causes behind recurring performance degradation, defining a clear improvement roadmap, and ensuring sustainable platform stability through infrastructure, SQL Server, database and application-level analysis.
Relate current performance and stability issues to the platform’s long-term evolution strategy.
Identify structural limitations of the existing platform and define an improvement roadmap.
Perform a comprehensive assessment covering:
SQL clusters and high availability configurations.
Storage, network and operating system.
SQL Server health and instance configuration.
Resource utilization, Wait Statistics, blocking and deadlocks.
Memory pressure and I/O bottlenecks.
Fragmentation and statistics.
Database growth, logical architecture, indexes and capacity.
Critical queries, Stored Procedures and Jobs.
Monitor the platform for 4 to 8 weeks to understand its behaviour over time and identify progressive degradation.
Investigate issues such as:
Memory leaks.
Cache pollution.
Parameter sniffing.
Temporary object growth.
Fragmentation and other cumulative performance issues.
Shadow operational activities, including:
Hourly platform monitoring.
Recovery procedures.
Periodic cluster failovers.
Incident and alert analysis.
Identify risks, constraints, root causes and technically supported hypotheses.
Define a remediation plan divided into:
Quick Wins – up to 2 weeks.
Medium Term – approximately 2 months.
Long Term – architectural evolution.
Define a roadmap to ensure sustainable platform stability over the next 18 months.
Recommend tools, configurations and monitoring improvements to anticipate potential issues more effectively.
Deliver knowledge transfer sessions to APS, DBA and Application teams.
Strong experience assessing and troubleshooting critical SQL Server environments.
Deep expertise in SQL Server performance and stability analysis.
Strong knowledge of SQL Server clusters and high availability architectures.
Experience analysing storage, network and operating system dependencies affecting database performance.
Strong knowledge of:
Wait Statistics.
Blocking and deadlocks.
Memory management and memory pressure.
I/O bottlenecks.
Database fragmentation and statistics.
Database growth and capacity planning.
Index optimization.
Critical queries and Stored Procedures.
Experience diagnosing complex and progressive performance degradation across infrastructure, database and application layers.
Ability to perform root cause analysis and distinguish between infrastructure, SQL Server and application-related issues.
Experience defining technical remediation plans and long-term architectural roadmaps.
Strong analytical skills and the ability to translate technical findings into clear, actionable recommendations.
Experience working closely with APS, DBA and Application teams and providing technical knowledge transfer.
What can you expect from us?
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