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September 3, 2026

IT Windows Senior Engineer

Senior • On-site

Krakow, MA, Poland

As a Senior Windows Automation Engineer, you will:

  • Design, implement, and maintain solutions for automated Windows Server provisioning and the deployment of Microsoft patches and third-party software, following a gradual deployment strategy.
  • Apply strong knowledge of testing methodologies and software design patterns to ensure quality and maintainability.
  • Use SME knowledge and hands-on experience of Windows Server operating systems to design, implement, and maintain solutions that ensure the stability and performance of the Windows infrastructure.
  • Collaborate with stakeholders to validate and refine high-level design documents.
  • Demonstrate strong ownership, autonomy, and accountability in all assigned tasks.
  • Troubleshoot and resolve complex issues across Windows operating systems, from Windows Server 2012 to Windows Server 2025.
  • Participate in on-call support outside business hours for Production systems (Watch Duty rotation).
  • Perform weekend work as part of a scheduled rotation.

Requirements

  • Deep expertise in Microsoft ecosystems.
  • Excellent documentation skills, with the ability to produce clear and structured technical and design documents.
  • Strong expertise in Windows Server operating systems, including in-depth troubleshooting and root cause analysis.
  • Knowledge of Windows Internals and the ability to analyze low-level operating system components, including process/thread architecture and I/O subsystems, to diagnose complex performance issues and application failures.
  • Experience using Sysinternals Suite and Event Tracing for Windows (ETW) to identify underlying causes and implement effective resolutions.
  • Ability to collect traces and adopt an evidence-based approach to technical investigations.
  • Proficiency in Active Directory and Group Policy Objects (GPOs), Windows Server Security Hardening, Windows Server Update Services (WSUS), VMware, and networking tracing.
  • Advanced scripting and automation skills in PowerShell, PowerCLI, Python, Git, and CI/CD pipelines.
  • A background in software engineering or development, especially API integration and development, automation frameworks, and code quality and testing practices.
  • Experience working in Agile methodologies.
  • Fluency in English, both written and spoken.
  • Ability to manage tight deadlines and navigate complex situations.
  • Adaptability to fast-changing environments.

Desirable Skills

  • Ansible.
  • Remote development on Linux.
  • Azure DevOps / IaC.
  • Terraform.
  • Nutanix.

What We Offer

  • A friendly, collaborative, and supportive team.
  • Daily challenges that keep work exciting and meaningful.
  • Continuous learning through hands-on experience and knowledge sharing.
  • Opportunity to work with modern technologies as part of infrastructure transformation.
  • Hybrid working model, with office attendance 8 days a month and remote working.
  • Competitive salary and comprehensive benefits.

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