System Administrator

act digital EMEA - Alter Solutions
📍 setúbal, setúbal, Portugal 💼 Full-time 🕒 Posted February 24, 2026

Job Description

Key Responsibilities

  • Administration and maintenance of Windows Server environments (on-prem and/or cloud).
  • Management of Active Directory , Group Policies (GPO), DNS, DHCP, and related services.
  • Monitoring system performance, availability, and incident resolution (L2/L3 support).
  • Patch management, updates, and vulnerability remediation.
  • Support and administration of Microsoft services such as Exchange / Microsoft 365 (if applicable).
  • Backup, recovery, and disaster recovery procedures.
  • Documentation of procedures and contribution to continuous improvement initiatives.
  • Collaboration with network, security, and application teams to ensure infrastructure reliability.


Required Skills

  • Strong experience with Windows Server administration.
  • Solid knowledge of Active Directory , GPO, and Windows core services.
  • Experience with <...

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Job Details

  • Location setúbal, setúbal
  • Job Type Full-time
  • Category Other-General
  • Posted Date February 24, 2026
  • Application Deadline April 05, 2026