Required Clearance: Minimum Active Top Secret Clearance (Eligible for higher) 

Summary:
We are seeking a Senior Systems Engineer with strong expertise in SharePoint Server Subscription Edition (SE) and Microsoft 365 (Teams, Power Automate) to support the enhancement and sustainment of a mission-critical, web-based application used by law enforcement and intelligence analysts. This is a hands-on role focused on building and maintaining SharePoint-based solutions, workflows, forms, and collaboration tools, along with full-stack application development using a Microsoft technology stack (C#, .NET, SQL Server) in a secure, on-premises environment.

Responsibilities:

• Configure, customize, and maintain SharePoint Server SE environments, including lists, libraries, forms, and workflows
• Develop and support Microsoft 365-based solutions (SharePoint Online, Teams, Power Automate) to enable collaboration and process automation
• Design and implement custom forms, workflows, and data collection interfaces to support analyst and field operations
• Enhance and maintain web-based applications using C#/.NET and SQL Server
• Develop backend services, APIs, and database integrations
• Support frontend functionality to improve usability and performance of analyst-facing tools
• Troubleshoot and resolve application, SharePoint, and integration issues
• Perform system testing, debugging, and validation of new and existing features
• Support ongoing operations and maintenance (O&M), including bug fixes and enhancements
• Participate in Agile development processes, including sprint planning and iterative delivery
• Ensure compliance with secure development practices and government cybersecurity standards

Required Skills & Qualifications:

• Hands-on experience with SharePoint Server (2016/SE) including customization, configuration, and integration
• Experience with Microsoft 365 tools such as SharePoint Online, Teams, and Power Automate for workflow automation
• Experience building forms, workflows, and collaboration tools within SharePoint/M365 environments
• Strong experience in full-stack development using C#/.NET and Visual Studio
• Proficiency in SQL Server, including database design and query optimization
• Experience developing and maintaining web-based applications in secure, enterprise environments
• Ability to troubleshoot complex application and integration issues
• Familiarity with Agile methodologies and tools (e.g., Jira)
• Experience supporting both development and O&M environments
• Understanding of secure coding practices and working within regulated/government environments
• Bachelor’s degree (or equivalent experience) with 8 years of relevant experience