Senior Software Engineer

Job Description

Description

SAIC is seeking a Principal Software Engineer to contribute advanced technical expertise to the complete rewrite of the Interoperability Engineering System (IES) in Huntsville, AL. IES is a desktop application used by the U.S. Army for Link 16 scenario generation, scripting, and data analysis. This role focuses on designing, developing, and implementing a modern, scalable software solution from scratch.The Principal Software Developer will apply deep knowledge of software engineering principles to create high-quality, efficient, and maintainable code. You will work closely with an Agile team to collaborate on innovative solutions and deliver a robust application.

Responsibilities:

• Design and develop a new software architecture to replace the existing IES application using best practices and modern tools.
• Develop high-performance desktop application features using C++, C#, .NET, and WPF.
• Collaborate with the Agile development team and customer organizations to create scalable and maintainable software aligned with user and project requirements.
• Leverage containerization technologies such as Docker to support flexible and portable deployments.
• Debug and optimize the codebase, ensuring reliability and performance of the final product.
• Participate in Agile ceremonies, including sprint planning, backlog refinement, and retrospectives, contributing technical insights during development cycles.
• Research and recommend modern frameworks, design patterns, and tools to guide development of the new system.
• Deploy and support applications that are fielded to multiple customer sites.

Qualifications

Education Requirements:

• Bachelors degree and nine (9) years' experience in software engineering and development; an additional six (6) years' experience can be considered in lieu of degree (per contract vehicle).

Clearance Requirements:

• Must possess an active Interim Secret security clearance with the ability to obtain a Secret security clearance; US Citizenship required.

Required Qualifications:

• Knowledge of software design principles and best practices surrounding clean, efficient, and maintainable code.
• Deep experience with C# and .NET, including knowledge of WPF for desktop application development.
• Significant experience with C++, including the ability to write efficiently, optimized, and maintainable code.
• Proven track record of designing and implementing new software solutions, including expertise in system architecture and scalable design.
• Strong debugging, troubleshooting, and optimization skills to ensure system performance and quality.
• Experience contributing to collaborative Agile development environments, applying technical expertise and modern methodologies.
• Experience with deploying and supporting applications that are fielded to multiple customer sites.
• Experience using Jira or GitLab for project tracking, issue management, and collaborative development workflows.

Desired Qualifications:

• Exposure to tactical communication systems such as Link 16, or a background in defense-related software is a plus.
• Experience designing and enhancing enterprise DevSecOps pipelines with integrated security automation, compliance validation, and scalable CI/CD workflows.Familiarity with Risk Management Framework (RMF) processes or secure software development practices.
• Proficiency with containerized application development using tools like Docker.

Overview

SAIC accepts applications on an ongoing basis and there is no deadline.

SAIC is a premier Fortune 500 mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, civilian and intelligence markets includes secure high-end solutions in mission IT, enterprise IT, engineering services and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.

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