Software Support Engineer, C#/.NET & SQL.

About Blueprint

Blueprint is a technology solutions firm headquartered in Bellevue, Washington, with teams across the United States. We help organizations turn complex challenges into meaningful outcomes by connecting strategy and execution across AI, cloud, data, product development, and emerging technology.

Our culture is built by people who care deeply about doing exceptional work. We set high standards, take ownership, and continually challenge ourselves and one another to be better. We work hard, support each other, and take genuine pride in what we deliver for our clients, partners, and teams.

At Blueprint, you’ll work alongside talented people with different experiences, expertise, and perspectives. You’ll have opportunities to take on meaningful challenges, expand your skills, and see the impact of what you build.

Bring your perspective. Raise the standard. Build what matters.

In This Role

In this role, you will support and enhance business-critical software applications, telemetry services, and infrastructure monitoring solutions used across large-scale data center environments. You will combine hands-on C#/.NET development, SQL Server administration, and advanced production troubleshooting to maintain service reliability and operational readiness. You will investigate complex application and database issues, support deployments and software updates, improve automation and observability, and develop clear technical documentation, troubleshooting guides, and operational runbooks. Working closely with software engineering, infrastructure, and operations partners, you will help restore services, identify root causes, implement corrective actions, and continuously improve the performance, security, and reliability of production systems.

Responsibilities

• Provide Tier 3 technical support for applications, telemetry services, monitoring platforms, and infrastructure operations solutions across development, test, and production environments.
• Investigate and resolve complex application, database, connectivity, authentication, configuration, networking, deployment, and service dependency issues.
• Support incident response, service restoration, root-cause analysis, and corrective actions, including participation in an on-call rotation when required.
• Develop, maintain, debug, and enhance applications, services, APIs, integrations, and automation using C#, .NET, and SQL.
• Support code reviews, testing, release validation, deployments, patching, hotfixes, and secure configuration changes throughout the application lifecycle.
• Maintain application configurations, scripts, workflows, data models, and metadata-driven customizations to improve system functionality and operational efficiency.
• Administer and troubleshoot Microsoft SQL Server environments, including database performance, query optimization, relational data structures, security, backup and recovery, and high availability.
• Support database availability and disaster recovery configurations, including Always On Availability Groups and Windows Server Failover Clustering where applicable.
• Maintain and troubleshoot T-SQL objects, reporting solutions, database integrations, and application data dependencies.
• Troubleshoot Windows operating systems, Windows services, IIS configurations, application deployments, certificates, authentication, and service dependencies.
• Use development and delivery tools such as Azure DevOps to support source control, work item tracking, release coordination, and deployment activities.
• Apply scripting and configuration management practices to support system maintenance, operational consistency, and service improvements.
• Create and maintain technical documentation, architecture references, troubleshooting guides, operational runbooks, deployment checklists, standard operating procedures, and known-issue records.
• Analyze incident trends, telemetry, and support metrics to identify recurring issues and improve reliability, observability, automation, security, and service recovery.
• Collaborate with software engineering, infrastructure, and operations partners to resolve technical issues, support new solution

Qualifications

• Experience developing, maintaining, testing, debugging, or supporting applications using C# and .NET.
• Hands-on experience with Microsoft SQL Server, including SQL queries, T-SQL, database troubleshooting, performance tuning, and relational database concepts….