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# Operations & Maintenance Enterprise Architect / Active TS, SCI &

- **Company:** Peraton Inc
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Salary:** $86,000.0 - $138,000.0
- **Contract:** Permanent contract
- **Skills:** Query Performance, ASP.NET, Business Logic, C Sharp (Programming Language), Software Debugging, Elasticsearch, Ext JS, Microsoft SQL Server, Performance Tuning, Reverse Engineering, SQL Stored Procedures, SQL Server Reporting Services, Transact-SQL, TypeScript, Enterprise Software Applications, .NET Core, System Availability, Backend, Single Page Application, AngularJS, Material UI, Information Technology, ASP.NET Applications, Code Restructuring, Microservices
- **Published:** August 29, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9127499/operations-maintenance-enterprise-architect-active-ts-sci

## About the Role

* Bachelor's degree in Computer Science, Engineering, etc. (STEM) degree.
 * 10+ years of hands-on full-stack engineering experience, with emphasis on Operations & Maintenance or legacy system maintenance.
 * Strong back-end expertise in C#, .NET Core, ASP.NET, and reverse engineering/debugging.
 * Experience maintaining and refactoring Angular/TypeScript production codebases.
 * Advanced skills in SQL Server, T-SQL, and performance tuning.
 * U.S. citizenship required.
 * Active Top Secret clearance with SCI eligbility and eligible to obtain a polygraph.

Preferred, Nice to Have Qualifications:

 * Experience with ElasticSearch for log monitoring and troubleshooting.
 * Ability to maintain and update SQL Server Reporting Services (SSRS) reports.
 * Familiarity with Ext JS for supporting older UI components.

## Description

Peraton is currently hiring a Operations & Maintenance Enterprise Architect to support our Operations and Maintenance (O&M) team in

support of an mission-critical enterprise application used by the federal government, ensuring reliability, security, and continuous modernization of a complex production environment., * Maintain and optimize existing .NET Core microservices and ASP.NET applications for high availability and performance.

 * Troubleshoot, debug, and upgrade Angular-based Single-Page Applications (SPAs).
 * Manage and tune SQL Server databases, including repairing stored procedures and improving query performance.
 * Analyze legacy application logic to identify and resolve high-priority bugs and production incidents.
 * Apply security patches, performance improvements, and minor feature enhancements based on stakeholder needs.


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