Azure Site Reliability Engineer

Senior Azure Support Engineer

Location: Richmond-Upon-Thames

This is a hybrid role.

You must be British for Security Clearance reasons

We are hiring for a Senior Azure Support Engineer to join a growing business and be responsible for the maintenance and support of the Azure Cloud Environment that hosts SaaS web-based applications.

The environment operates hundreds of Single Tenant (ST) and Multi-Tenant (MT) deployments across Azure, each with their own Servers, database, and storage.

This role exists to keep every deployment reliable resolving ensuring uptime and building automation.

Investigating and fixing complex application and infrastructure issues.

Monitoring capacity, performance, and error budgets across all deployments.

Designing automation and tooling to improve reliability and reduce manual work.

Technical Skills required for the Senior Azure Support Engineer

3+ years in third-line support, SRE, or cloud operations for enterprise SaaS.

Proven track record in incident resolution and root cause analysis.

Experience working with both multi-tenant and single-tenant cloud architectures.

Strong background in supporting C#/.NET Core/MVC web applications with SQL Server backends and Azure Blob Storage.

Advanced Azure diagnostics (Application Insights, Log Analytics, Kusto Query Language).

Proficient in SQL for investigation and remediation.

Scripting and automation skills in PowerShell and/or C#.

Understanding of Azure components: App Services, VMs, SQL DB, Blob Storage, scaling strategies.

Experience in capacity planning, SLOs, and error budget management

Azure Monitor, Application Insights, Log Analytics, Azure Data Explorer (KQL), Azure Functions, Logic Apps, PowerShell, C#, SQL Server Management Studio, Azure Storage Explorer, Power BI (for reporting).

Senior Azure Support Engineer responsibilities and tasks

Monitor ST and MT environments for server performance, response times, error rates, etc.

Detect and resolve database issues, stalled file processing, or misplaced storage objects.

Use Azure diagnostics and telemetry to troubleshoot and resolve complex incidents.

Provide third-line support for escalated customer cases, collaborating with development.

Maintain uptime, performance, and scalability across all ST and MT deployments.

Define and track service-level objectives (SLOs).

Perform capacity planning for Servers, databases, and storage, scaling resources.

Identify systemic patterns causing downtime and implement fixes at scale.

Build PowerShell scripts and automation (Azure Functions, Logic Apps)

Automate environment health checks and reporting.

Develop self-healing routines for recurring problems.

Implement and maintain Azure Monitor/Application Insights/Log Analytics dashboards

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