Sr. Linux Engineer

This is a 12-month contract position for a Senior Linux Engineer based in St. Louis, Missouri. You will support the migration of a Windows-based system to a Linux desktop environment for an IoT-like platform, collaborating with cross-functional teams to design, plan, and execute the migration while ensuring security and system hardening throughout the transition.

Responsibilities

• Assist with the design, planning, and execution of migration from a Windows-based to a Linux-based solution, including host OS conversion and application porting.
• Analyze existing Windows application dependencies, services, and configurations to advise on a comprehensive Linux migration strategy and target architecture.
• Collaborate with development, infrastructure, and operations teams to ensure functional parity and system requirements are met throughout the migration.
• Identify and resolve compatibility issues, driver conflicts, and platform-specific blockers encountered during the Windows-to-Linux migration process.
• Ensure the new OS configuration is hardened and set up in a secure fashion for distribution.

Qualifications

• Required

• 10+ years of software development experience or equivalent.

• Proven track record of planning and executing full Windows-to-Linux OS and application migrations in production environments with minimal downtime.

• Deep expertise in Linux distributions (Ubuntu or Debian-based systems), including system hardening, package management, and configuration management.

• Ability to design time-sensitive, high-availability solutions with minimal guidance and high attention to detail.

• Proficiency in Linux scripting (Bash) and experience developing software in languages such as C#, C, or C++.

• Experience porting or rewriting Windows-native code to Linux-compatible equivalents.

• Bachelor's degree in Computer Science, Computer Engineering, or related field.

• Preferred

• Understanding of Service-Oriented Architectures.

• Experience deploying and managing Linux-based workloads on cloud platforms such as AWS or Azure.

• Experience with Docker, Podman, or Kubernetes for containerizing migrated workloads.

• Experience working with Azure IoT solutions.

• Ability to design and work with scalable distributed software solutions.

• Web technologies such as HTML, CSS, Blazor, or Razor Script for UI applications.

• Git-based version control and CI/CD platforms such as GitLab, GitHub, or Bitbucket.

• IDEs such as Visual Studio, VS Code, or JetBrains.

• Design and diagramming tools such as Draw.io, Stately.ai, Mural, Lucidchart, Craft.io, or Mermaid Charts.