Software Developer II Analytics (Mid-Level)

3Si Security Systems•Sterling, VA

5d•Hybrid

About The Position

The Mid-Level Software Developer supporting our Analytics team is responsible for participating in the technical design, development, testing, debugging, and implementation of enhancements to enterprise-level applications. This role involves defining product and functional requirements based on customer and partner input, as well as designing and developing software solutions that facilitate communication between various systems. The developer is expected to work independently or collaboratively, with minimal oversight, contributing to the mission-critical success of our organization.

Requirements

Strong experience working in Linux environments (Red Hat preferred), including system-level troubleshooting and administration
Proficiency in Python for scripting, automation, and application development
Experience with containerization and orchestration technologies, including Docker and Kubernetes
Strong understanding of modern web development practices (front-end and/or back-end), including RESTful APIs and HTTP-based services
Experience designing, building, and maintaining distributed or microservices-based systems
Proficiency in C# and the .NET framework
Experience with Windows Communication Foundation (WCF) and Windows Presentation Foundation (WPF)
Knowledge of software development best practices, including secure coding techniques
Experience working in version-controlled environments (e.g., Git) and modern development tools
Familiarity with relational databases and reporting tools (e.g., SQL Server, SSRS) and messaging systems
Strong problem-solving and analytical abilities
Effective communication and collaboration skills
Ability to work independently and within a team environment
Bachelor’s degree in Computer Science, Information Technology, Software Engineering, or a related technical field
Equivalent professional experience may be considered in lieu of formal education
An associate degree in a technical discipline combined with relevant experience and/or industry certifications may also be considered
At least 5 years of professional software development experience
Strong experience working in Red Hat Linux environments (required)
Hands-on system administration experience in Linux-based systems
Proficiency in Python for scripting, automation, or application development
Experience with containerization and orchestration technologies, including Docker and Kubernetes
Web development experience (front-end and/or back-end technologies)
Active Secret or higher U.S. Government security clearance required
Successful candidates must pass a comprehensive background investigation

Nice To Haves

Preferred 3 years of hands-on experience in C#/.NET development
Preferred experience developing reusable C# libraries and working in version-controlled environments

Responsibilities

Participate in the full software development lifecycle, including design, development, testing, deployment, and maintenance
Develop, deploy, and maintain applications in Linux (Red Hat) environments, including system-level configuration and troubleshooting
Design, build, and support containerized applications using Docker and orchestrate deployments with Kubernetes
Develop automation scripts and tools using Python to support system operations, deployments, and integrations
Design and implement scalable, distributed, and microservices-based solutions
Develop and maintain applications using C# and the .NET framework
Build and support modern web applications and services, including RESTful APIs and HTTP-based integrations
Integrate applications with external systems, SDKs, and APIs
Collaborate with cross-functional teams to define requirements and ensure alignment with technical and business objectives
Utilize modern development and DevOps tools (e.g., Git, CI/CD pipelines, and relevant IDEs)
Support and maintain existing systems, including troubleshooting, performance tuning, and enhancements
Work with a variety of technologies, which may include legacy Microsoft frameworks (e.g., WCF, WPF), messaging systems, and reporting tools as needed
Document system designs, processes, and technical solutions
Perform other duties as needed to support organizational and project objectives