T5011 - Senior Principal Application Development Engineer
$150,000–$200,000 year
On-siteArlington, Virginia, United States or Arlington, Texas, United States
Job Summary
Develop and enhance code for applications within the Concorde framework while supporting non-Concorde legacy systems to ensure operational continuity for DEA drug enforcement tools. Participate in Agile ceremonies, sprint activities, and demonstrations across Classified, Unclassified, and Sensitive but Unclassified environments. Collaborate on data management and application development using Microsoft .NET technologies, SQL databases, and XML libraries. Requires active Secret clearance, 12+ years of general experience with 10+ years in Agile methodologies, and U.S. citizenship. Located in Arlington or Merrifield, VA.
Required Qualifications
- Active Secret clearance
- U.S. Citizen
- Top-notch experience in Microsoft .NET languages (primarily ASP.NET, C#, and LINQ)
- Recent 8+ years of ASP.Net C# MVC-based web development experience using Visual Studio 2017 or higher
- 5+ years of .Net Core/Standard development experience
- 5+ years of experience with Agile development methodologies, including participation in sprints, backlog grooming, and Agile ceremonies
- Experience as a developer in a software environment that supported more than 10,000 users and a Relational Database Management System (RDBMS) with more than 250 tables and 1 million total rows
- Significant recent Java Script development experience
- Significant development experience with Cascading System Sheets (CSS)
- Experience with relational data models and SQL
- Experience with XML and programming libraries for XML manipulation
- Agile project and development experience utilizing Team Foundation Server
- Ability to quickly deliver small projects, and to frequently transition between projects and applications
- Experience in packaging and delivering software and documentation to a production environment
- Excellent communication skills
- Bachelor's degree in Computer Science, Engineering, or a related field (12+ years of demonstrated experience may be substituted)
- 12+ years of general experience, including 10 years of specialized and/or hands-on experience in Agile development methodologies
Desired Qualifications
- Experience with SharePoint
- Experience with NHibernate
- Experience with jQuery and JavaScript, AJAX, HTML and CSS
- Experience with Oracle and SQL Server databases
- Experience with T4 templates
- Experience with Classic ASP
- Experience with Visual Studio 2010, Team Foundation Server, ReSharper
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