Infrastructure & Security Manager (Hands-on)

Nasze wymagania: Strong hands-on infrastructure experience in a mid-sized environment (operations + change delivery). Microsoft 365 administration and Active Directory (on-prem) experience; Entra ID fundamentals. Hyper-V/virtualization and lifecycle operations (patching, monitoring, backup/restore). Solid networking knowledge (Cisco, VPN, firewalls) and ability to improve reliability and security. Ability to plan and deliver migrations/standardization with vendors and internal stakeholders. Ownership mindset, structured problem solving, and clear communication. Professional English (C1/C2). Mile widziane: Intune/Defender/Conditional Access implementation experience. Azure foundations experience and/or relevant certifications. ITIL Foundation+ and/or experience implementing an ITSM tool (e.g., ServiceNow). Audit/compliance exposure (e.g., ISO 27001) and/or post-merger standardization experience. Zakres obowiązków: Own stability, performance, and lifecycle of on-prem infrastructure (servers, Hyper-V, core services) across two data centers. Run and improve core services: AD/identity, DNS/DHCP, certificates, monitoring, patching, backup/restore. Administer and govern Microsoft 365; manage service health and support adoption with stakeholders. Design and execute a pragmatic cloud foundations and migration roadmap (Azure/M365). Implement modern identity and endpoint management (Entra ID, MFA/Conditional Access, Intune). Own LAN/WAN and network security (Cisco/UniFi, firewalls, VPN, segmentation). Establish a security baseline using Microsoft security capabilities (e.g., Microsoft Defender) and support audit-ready controls. Introduce ITSM routines and tooling; build an accurate asset inventory/CMDB baseline and DR/backup testing cadence. Oferujemy: End-to-end ownership with real impact: you shape standards, tooling, and the target-state architecture. A modernization mandate: cloud enablement, security uplift, and ITSM maturity—backed by business priority. International environment and cross-site collaboration. High decision-making autonomy once you’ve built trust and demonstrated delivery.