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September 3, 2026
IT Windows Senior Engineer
Senior • On-site
Krakow, MA, Poland
Apply now
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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