Overview
IT Systems Administrator Jobs in Limerick, County Limerick, Ireland at DM Financial
Title: IT Systems Administrator
Company: DM Financial
Location: Limerick, County Limerick, Ireland
What You Will Be Doing
As an IT Systems Administrator, you ensure our systems operate securely, efficiently, and reliably. You provide end‑user support, contribute to key technical projects, and help maintain DM’s Information Security Management System (ISMS). You also support ongoing ISO/IEC 27001:2022 compliance, strengthening DM’s security posture and adherence to international standards.
- Provide expert Tier 1–2 IT support across hardware, software and networks
- Administer and manage Microsoft 365 services (Exchange Online, Teams, SharePoint, Intune)
- Maintain and secure DM Group Microsoft 365 environment using Defender for Endpoint and Purview compliance tools
- Manage Windows Server 2022 systems and virtual environments via Hyper-V
- Configure and troubleshoot SonicWall firewalls and VPN connectivity
- Perform routine patching and security updates across all infrastructure
- Diagnose and resolve IT issues including hardware, peripherals (printers/scanners), and basic networking
- Carry out cabling, equipment setups, and small infrastructure projects
- Collaborate with internal teams and third-party providers to resolve incidents and maintain service levels
- Create and maintain clear technical documentation and incident reports
- Adhere to all established information security policies, procedures, and controls within the ISMS
- Implement and maintain technical measures that support confidentiality, integrity, and availability of organisational information assets
- Support continuous monitoring activities, including vulnerability management, incident response, logging, and audit readiness
- Ensure that system configurations, access controls, and administrative practices conform to ISO 27001:2022 Annex A controls, including secure configuration, change management, and asset handling
- Contribute to risk assessments and remediation activities by identifying potential security gaps and recommending improvements
- Document system changes, incidents, and operational procedures in alignment with ISO 27001 documentation and evidence requirements
- Promote secure behaviours and awareness among users through collaboration, guidance, and adherence to best practices
What You Will Need
- 3+ years' experience in a similar IT support or system admin role
- Strong practical knowledge of Microsoft 365 administration, including Exchange, Teams, and Intune
- Experience with Microsoft Defender and Purview (or similar compliance/security tools)
- Familiarity with Windows Server 2022, Hyper-V, and Active Directory
- Experience with SonicWall or similar firewall technologies
- Proficiency in patch management and endpoint security practices
- Solid troubleshooting ability across a wide range of hardware/software/network issues
- Excellent communication skills, both written and verbal.
- Ability to manage competing priorities, meet deadlines and work on your own initiative.
- A relevant third-level qualification in business computing, computer science, networking, or related field.
- A legal right to work in Ireland
What You Can Expect
In your new role as IT Systems Administrator, you will benefit from direct support by senior management and directors on a variety of financial reporting and regulatory advisory projects. This collaborative environment ensures you have access to expert guidance, empowering you to tackle complex challenges with confidence.
You’ll also gain opportunities for professional growth through hands-on involvement in high-impact assignments, while being part of a team that values open communication and constructive feedback. This strong support network is designed to help you excel, deliver high-quality results, and advance your career within DM.
About Us
At DM Financial, we don’t just hire accountants — we develop future leaders. Our ethos is built around initiative, accountability, and delivering top quality service to our clients. We empower our people to take ownership, contribute ideas, and play a meaningful role in shaping both client outcomes and our team’s success.
As a dynamic and growing international firm, we offer early exposure to high-value work, mentorship from industry leaders, and a platform where exceptional talent is recognized and accelerated. DM is an independent financial services company headquartered in Ireland with offices in Singapore, The Netherlands, UK, Cayman Islands, Luxembourg and Bulgaria. We specialize in providing financial reporting, accounting and tax compliance services to financial services sector customers on a global basis.
Formed in Ireland in 2007, the company has continued to grow significantly and now employs in excess of 300 staff globally, providing specialized financial and accounting services to investment vehicles with assets valued at more than US$800bn.
