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Senior system administrator

Methodius Ltd
Systems administrator
€60,000 - €90,000 a year
Posted: 11 October
Offer description

Our client is seeking an experienced
Senior Azure & Windows Administrator
to manage and enhance a robust hybrid cloud environment. This role will be central to ensuring high availability, performance, and security across both Azure and on-premises infrastructures.

You'll be joining a collaborative IT team, working closely with DevOps, Networking, and Security professionals to drive automation, streamline operations, and implement best practices in cloud and system administration.

The Role

Azure Administration:
Manage and monitor Azure resources including virtual machines, networking, storage accounts, and security groups. Implement and maintain Azure governance policies, RBAC, and cost-optimization strategies. Administer Azure AD (identity protection, conditional access, hybrid identity, Azure AD Connect). Automate deployment and maintenance using PowerShell, Azure CLI, and ARM templates.

Windows Server Administration:
Install, configure, and maintain Windows Server environments. Oversee patching, performance tuning, and troubleshooting for critical infrastructure. Manage DNS, DHCP, and Group Policy configurations.

Active Directory Management:
Design, maintain, and secure Active Directory environments (forests, domains, trusts, replication). Manage users, groups, and OU structures while enforcing security policies. Implement and audit AD security best practices.

Security & Compliance:
Ensure infrastructure meets internal and regulatory compliance standards. Implement and monitor security controls and vulnerability management processes. Collaborate with Information Security teams on incident response and remediation.

Documentation & Collaboration:
Maintain detailed technical documentation, configuration records, and procedures. Work closely with cross-functional teams to support projects and continuous improvement initiatives.

Experience Needed

Proven experience managing Azure, Windows Server, and Active Directory in enterprise environments. Strong understanding of Azure IaaS, PaaS, and SaaS solutions. Proficiency in PowerShell scripting and task automation. Experience with hybrid cloud environments and Azure AD Connect. Familiarity with backup, monitoring, and disaster recovery solutions. Excellent analytical, and communication skills.

Desirable Certifications
: Microsoft Certified: Azure Administrator Associate, Windows Server Hybrid Administrator Associate, Identity and Access Administrator Associate

Why Apply?

Competitive permanent position with a flexible hybrid model. Work with cutting-edge Microsoft technologies in a dynamic enterprise environment. Join a supportive and collaborative team focused on innovation and excellence.

Benefits

Competitive salary structure, including bonus, pension, and health care cover. Life insurance, laptop, phone, and access to extensive training resources. Company discounts, on-site parking, and additional employee benefits.

Location:
Letterkenny, Co. Donegal (Hybrid – 3 days on-site, 2 days remote)

Type:
Permanent |
Eligibility:
Must be eligible to work in Ireland or the EU

For further details or to express interest, please contact David Coyle at or via email

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