Top Entry Level C# Jobs in Washington, DC

Entry-level engineering applicants will support electrical control-system design for municipal and industrial infrastructure projects. Responsibilities include developing automated control systems, inspecting installations, testing field instrumentation, troubleshooting, startup support, and collaborating across disciplines. The role provides mentorship and training while requiring proficiency with engineering software, PLC/SCADA systems, and basic programming. An EIT certification is required within one year, with encouragement to pursue PE licensure.

Designs, develops, tests, and maintains enterprise application services, APIs, business logic, data-access layers, and integrations. The role includes modernizing legacy systems, building automated tests, participating in CI/CD and code reviews, resolving production issues, and applying secure coding and observability practices. Engineers collaborate with product, cloud, quality, architecture, security, and client teams, with opportunities to lead complex services, establish technical patterns, mentor engineers, and influence modernization decisions.

Maintain and support mission-critical .NET web applications backed by an Oracle database. Fix bugs, implement enhancements, manage version control and deployment pipelines, write/execute DDL/DML, produce documentation, and work within an Agile team while providing production support.

The job involves developing applications using .NET technologies including C#, ASP.NET, and MVC, along with web client frameworks.