Senior Software Engineer

Colonial Pipeline Company•Atlanta, GA

About The Position

The Senior Software Engineer designs, develops, modernizes, and supports business-critical applications for Colonial Pipeline. The role combines hands-on software engineering with ownership of production systems, including application development, modernization, operational support, and continuous improvement.

Requirements

7+ years of professional software development experience with enterprise applications.
4+ years of C#/.NET development experience.
4+ years of experience with web APIs, relational databases, system integration, and production application support.
Experience troubleshooting complex production issues and providing operational or on-call support.
Experience leveraging AI-assisted development tools to improve software delivery, testing, troubleshooting, documentation, and productivity.

Nice To Haves

Bachelor’s degree in Computer and Information Science or a related field is preferred; a combination of experience and education will be considered.
Microsoft Azure cloud services.
Legacy application modernization.
Azure DevOps/GitHub and CI/CD practices.
SQL Server and Oracle.
Experience with mission-critical applications or industrial environments.
Knowledge of pipeline business processes.

Responsibilities

Design, develop, and maintain scalable applications using C# and .NET.
Develop web APIs, backend services, and system integrations.
Modernize legacy applications using current technologies and development practices.
Troubleshoot production issues and participate in on-call support, incident response, and root cause analysis.
Perform code reviews and support CI/CD and modern SDLC practices.
Partner with business stakeholders, product owners, QA, and engineers to deliver effective solutions.
Mentor junior engineers and promote engineering best practices.