Senior C# Engineer - MSI/WiX Deployment Lead

AllSTEM Connections; Westford (MA); On-site; USD 120,000 - 180,000; Full time

Job summary

AllSTEM Connections in Massachusetts is seeking a Senior C# Software Engineer to design, build, and maintain high-performance Windows applications, owning MSI packaging and deployment.

You will work with cross-functional teams to influence architecture and mentor junior engineers, while contributing to CI/CD pipelines using GitHub Actions and PowerShell.

Requires 5-6+ years in C#, .NET, WiX Toolset, and Advanced Installer; on-site in Westford, MA.

Qualifications

• Bachelor's degree in CS, software engineering, or equivalent.
• 5-6+ years of professional experience in C#, .NET, Windows Services.
• Hands-on with Advanced Installer and WiX Toolset; Windows Installer internals.
• Experience building CI/CD pipelines with GitHub Actions and PowerShell.
• Strong analytical and teamwork skills.

Responsibilities

• Design, develop, test, and maintain desktop and backend apps using C# and .NET.
• Create, maintain MSI packaging, upgrade, patches, silent install via WiX/Advanced Installer.
• Architect upgrade, patching, rollback strategies for enterprise releases.
• Contribute to CI/CD pipelines and automation using GitHub Actions/PowerShell.
• Mentor junior engineers and participate in code reviews.

Skills

C#

.NET Core/.NET Framework

Windows Services

WiX Toolset

Advanced Installer

GitHub Actions

PowerShell

CI/CD

Mentoring

Software design

Education

Bachelor's degree in Computer Science, Software Engineering, or equivalent

Tools

Job description

AllSTEM Connections in Massachusetts is seeking a Senior C# Software Engineer to design, build, and maintain high-performance Windows applications, owning MSI packaging and deployment.

You will work with cross-functional teams to influence architecture and mentor junior engineers, while contributing to CI/CD pipelines using GitHub Actions and PowerShell.

Requires 5-6+ years in C#, .NET, WiX Toolset, and Advanced Installer; on-site in Westford, MA.