Infrastructure & Identity Security Engineer- Lisbon - Hybrid
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We are looking for experienced professionals to join our Systems and Identity Engineering team, working in a large-scale, mission-critical technological environment with national impact. The ChallengeYou will be part of a team responsible for managing and evolving complex Microsoft-based infrastructures, ensuring security, availability, and operational excellence across hybrid and enterprise environments. Initial phase onsite at Taguspark
- hybrid model after integration.
Key Responsibilities
- Manage and operate Domain Controllers, physical and virtual servers, SharePoint platforms, and collaboration systems;
- Provide 2nd and 3rd line support via ITSM / SMAX;
- Troubleshoot, analyze, and resolve incidents and service requests;
- Collaborate with internal teams and external service providers;
- Administer and maintain hybrid infrastructures;
- Implement technical changes and improvements;
- Produce technical documentation and operational reports;
- Support critical national-level entities and services. What we're looking for:
- Minimum 12th grade or equivalent technical/professional qualification;
- Mandatory experience in infrastructure hardening and security best practices, particularly across Windows Server, Active Directory and Microsoft 365 environments.
- Strong experience (4+ years) in enterprise environments, including: Active Directory, Microsoft Exchange, Hybrid environments (On-Prem + O365), Microsoft Intune, Teams, and OneDrive for Business, Microsoft FIM / MIM;
- Solid technical knowledge of: Windows Server, Azure AD, SAN, Routing & Switching, Ethernet, VLAN, VPN, IPSec, SNMP, QoSm, TCP/IP, IPv4 and IPv6;
- Microsoft certifications (Active Directory, Azure AD, Windows Server, Exchange, Intune, SCCM) are a strong plus.
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