Senior Windows Administrator

VISTULO sp. z o.o.; Warszawa; Remote; PLN 120,000 - 180,000; Full time

Job summary

A financial technology company based in Poland is seeking an experienced Senior Windows Administrator for a fully remote position supporting a major North American bank. Candidates must have strong skills in PowerShell and Active Directory, along with experience in enterprise Windows environments. You'll manage user accounts and automate tasks while collaborating directly with teams in both North America and Poland. Competitive compensation and professional growth opportunities are offered.

Benefits

Competitive Compensation

Ample time-off options

Professional growth opportunities

Qualifications

• Proficiency in PowerShell with proper logging and error handling.
• Experience with remote Windows administration in an enterprise environment.
• Excellent knowledge of Active Directory and Microsoft Entra ID.
• Experience managing AWS federation with a focus on least-privilege design.

Responsibilities

• Manage user accounts and security policies in Active Directory.
• Deploy, patch, and update Windows workstations.
• Automate tasks with PowerShell for user provisioning and reporting.
• Maintain integration between Entra ID and AWS.

Skills

PowerShell

Active Directory

Windows administration

AWS federation

Job description

Do you automate first and click second? We’re hiring an experienced Windows Administrator who treats PowerShell as a core tool, not an afterthought. You’ll own identity and endpoint automation for a large North American bank, working with an enterprise-scale Windows environment. You’ll be part of the core IT infrastructure team, managing hundreds of Windows workstations and virtual desktops.

The Role at a Glance

• Senior Windows Administrator
• Fully remote for a top North American bank (based in Poland only)
• Work during US Eastern business hours

responsibilities :

• Manage user accounts, structure, and security policies in Active Directory.
• Deploy, patch, and update Windows workstations at scale.
• Use PowerShell to automate repetitive tasks: user provisioning, reporting, bulk changes.
• Design, implement, and maintain integration between Entra ID and AWS to provide secure, role-based access to cloud resources.

requirements-expected :

• Proficiency in PowerShell, including writing code in modules, with proper logging and error handling, for safe runs on bulk operations of 100+ users.
• Familiarity and experience with remote Windows administration in an enterprise environment.
• Excellent knowledge of Active Directory and Microsoft Entra ID.
• Experience managing AWS federation through Entra ID with a focus on least-privilege design, compliance, and identity governance.
• Ability to work during US Eastern business hours.

offered :

• Work that matters in the financial domain: Work on a trading system at an established financial institution, processing millions of transactions daily.
• Professional growth: Collaborate with smart, highly capable developers in a supportive and challenging environment.
• Direct collaboration: You will work directly with the bank’s team in North America and in Poland.
• Fully remote work: Fully remote position based in Poland.
• Competitive Compensation: Above-average pay and ample time-off options.