System Administrator — Remote/Hybrid, Cloud & Security

Esprow; Poland; Hybrid; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Full-time or part-time on-site/remote

Professional development

Global exposure

Job summary

Esprow is seeking a System Administrator to maintain and upgrade our infrastructure, including software, hardware, and networks. You will manage cloud solutions, virtualization, and security, while supporting users and improving efficiency across our IT stack.

You will work with Windows and Linux, leverage Hyper-V, and apply expertise in Microsoft 365, Azure, Intune, and networking to ensure robust operations. Strong English skills are required for global collaboration.

Qualifications

• Proven experience as a System Administrator or similar role.
• Strong knowledge of Windows (admin level) and Linux (user level).
• Proficiency with virtualization, primarily Hyper-V.
• Expertise in Microsoft 365, Azure/Entra ID, Intune, and Enterprise App Deployment.
• Solid networking experience (firewalls, routing, VLANs, ACLs, VPN, Wireless APs).
• Familiarity with Jira Cloud and Confluence Cloud.
• Experience with backup/recovery software tools or services.
• Basic RDBMS administration and SQL skills.
• Scripting in PowerShell, Bash, Python for automation.
• Experience using AI tools to improve productivity and scripting.
• Strong English language skills.
• Understanding of SSL/TLS certificates.

Responsibilities

• Install and configure software, hardware, and services.
• Manage cloud solutions, servers, and networks.
• Implement and maintain security measures, including ACLs and firewalls.
• Manage backup and recovery systems.
• Monitor system performance and maintenance tasks.
• Plan and procure technical equipment and software subscriptions.
• Provide guidance on system options, requirements, and cost-benefit analysis.
• Establish and maintain an internal documentation portal.
• Plan and implement system enhancements.
• Handle user onboarding and offboarding.
• Troubleshoot and resolve issues promptly.

Skills

Windows Server

Linux

Hyper-V

Microsoft 365

Azure/Entra ID

Intune

Networking

Jira Cloud

Confluence Cloud

Backup/Recovery

SQL/DB basics

Scripting (PowerShell, Bash, Python)

AI tools

English

SSL/TLS

Certifications (Microsoft/Azure)

Education

BSc/Ba in IT/CS or related

Professional certifications (optional)

Job description

Esprow is seeking a System Administrator to maintain and upgrade our infrastructure, including software, hardware, and networks. You will manage cloud solutions, virtualization, and security, while supporting users and improving efficiency across our IT stack.

You will work with Windows and Linux, leverage Hyper-V, and apply expertise in Microsoft 365, Azure, Intune, and networking to ensure robust operations. Strong English skills are required for global collaboration.