Senior Field Engineer (L3)

Reference: 168597_1781772917

Senior Field Engineer (L3)


📍 Multi-Site Environment
đź“… 12-Month Rolling Daily Rate Contract
đź’° Competitive Daily Rate
🏢 Public Sector Client

We are seeking an experienced Level 3 Field Engineer to join a large public sector organisation on a long-term contract basis.

This is a predominantly Level 3 Infrastructure Support role, focused on maintaining, improving, and securing core IT infrastructure across multiple sites. You'll act as a senior technical escalation point, supporting both operational infrastructure and project delivery initiatives.

Key Responsibilities

  • Provide Level 3 support across Windows Server, Active Directory, networking, and endpoint infrastructure.
  • Administer and maintain Windows Server environments and core infrastructure services.
  • Manage Active Directory, Group Policy, user provisioning, and access controls.
  • Support backup, recovery, patch management, and endpoint security platforms.
  • Troubleshoot complex infrastructure, networking, and system performance issues.
  • Manage PC imaging, software deployment, and endpoint lifecycle management.
  • Support infrastructure upgrades, migrations, and technology refresh projects.
  • Work closely with vendors, stakeholders, and internal IT teams.
  • Maintain technical documentation, diagrams, and asset records.

Required Experience

  • Strong experience in a Level 3 Infrastructure Engineer, Systems Administrator, or Senior IT Support role.
  • Advanced knowledge of:
    • Windows Server
    • Active Directory & Group Policy
    • DNS, DHCP, TCP/IP
    • Switching & Network Troubleshooting
    • Backup & Disaster Recovery
    • Endpoint Security & Patch Management
  • Experience delivering infrastructure projects and upgrades.
  • Strong troubleshooting and stakeholder management skills.

Desirable

  • Microsoft 365 Administration
  • Intune, MDT, SCCM, or similar deployment tools
  • Public Sector or Education experience
  • Experience supporting multi-site environments

12-month rolling contract with strong long-term potential and a competitive daily rate.

GCS is acting as an Employment Business in relation to this vacancy.

€300.00 - €325.00
Per day
EUR300 - EUR325 per day

Ireland

Contract

Added 18/06/2026
Reference: 168597_1781772917

Senior Field Engineer (L3)

Ireland
Contract

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