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ECS is seeking a Senior .NET SW Developer to work in our Arlington/Dahlgren, VA office.
Job Description:
As a Senior Software Developer on this program, you will use your expertise and experience in the following areas and activities to deliver solutions and services to our customer:
Working from requirements specifications to develop or modify software applications.
Help designing, coding, benchmark testing, debugging, and documenting application features and changes.
Reviewing and assessing existing enterprise applications, to support new features, performance improvements, upgrades, and ongoing sustainment.
Participating in performance, load, and stress testing, and remediation of issues identified
Participating in security architecture reviews of large enterprise systems
Participating in the development of new systems and upgrades and updates to existing systems, throughout the entire application lifecycle: requirements analysis & definition, system design, implementation, testing, deployment, and sustainment
Participating in activities that ensure the successful use of these systems including: developing documentation, test scripts, and training materials
You will have the opportunity to work and grow your expertise with a team of software engineering and cyber security experts working to tackle the cyber defense issues of the modern military with creative and innovative solutions.
Required Skills:
Active Top Secret Clearance
Current DoD 8570 IAT Level 2 certification
Experience in designing, implementing, supporting, and analyzing enterprise scale applications using the following technologies: NET, Silverlight, JavaScript, WCF, XML, C#, and SQL Server
Some proficiency with modern development toolsets including Visual Studio, SQL Server Management Studio, unit testing frameworks, source control, and task tracking such as Team Foundation Server.
Experience designing, implementing, supporting, and analyzing enterprise scale applications that perform extract/transform/load (ETL) operations with external data sources and SQL Server
At least seven years of experience in the above listed areas
Current OS certification (i.e. MCP or Linux+)
Current COMPTIA Sec+ CE Certification
ECS is an equal opportunity employer and does not discriminate or allow discrimination on the basis of race, color, religion, gender, age, national origin, citizenship, disability, veteran status or any other classification protected by federal, state, or local law. ECS promotes affirmative action for minorities, women, disabled persons, and veterans.
ECS is a leading mid-sized provider of technology services to the United States Federal Government. We are focused on people, values and purpose. Every day, our 2300+ employees focus on providing their technical talent to support the Federal Agencies and Departments of the US Government to serve, protect and defend the American People.



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