Senior IT Systems Engineer

4 weeks ago

Dublin, Ireland Oliver James Full time

Key Responsibilities Provide advanced support for IT infrastructure, addressing complex queries and ensuring systems run efficiently. Ensure cost-effective, efficient use of IT infrastructure and recommend improvements. Liaise with hardware/software vendors and manage server hardware, virtual environments (VMware), and cloud platforms (AWS, Azure). Administer and secure Windows, Apple, VMware, and cloud platforms (Azure & AWS). Configure and manage security tools such as IAM, firewalls, encryption Deploy and maintain security systems such as intrusion detection systems (IDS), intrusion prevention systems (IPS), encryption, and authentication systems, Work with network engineers, software developers, security engineers, and other teams to ensure seamless integration and operation of systems Perform routine security checks, respond to incidents, and take proactive measures to maintain operational security. Manage user accounts, devices, email, and collaboration tools using cloud-based solutions. Oversee the deployment and management of endpoint protection software (antivirus, anti-malware, device encryption) on all user devices (workstations, laptops, mobile devices) Install, support and maintain new server hardware and server infrastructure (Azure) Liaise with hardware/software vendors and recommend improvements for infrastructure. Deploy and maintain Data Loss Prevention (DLP) solutions to safeguard against unauthorised access, leaks, or data loss. Implement and manage perimeter security, including firewalls, VPNs, and access control systems, to protect the network from unauthorised access. Assess, select, and deploy additional security tools (e.g., SIEM, IDS/IPS, endpoint protection) to enhance overall organisational security. Skills & Experience 6+ years' experience in IT systems engineering Advanced knowledge of Microsoft technologies (Active Directory, Exchange, SQL, Intune, O365, Defender, Teams, SharePoint). Strong expertise in cloud technologies (Azure, Azure Arc, Entra ID) and security (firewalls, VPNs, IDS/IPS, SIEM). Experience with managing Mac devices using MDM. Experience with firewalls (on-prem and cloud) such as Palo Also/ Prisma. Strong problem-solving, communication, and independent working skills. Familiarity with Linux, Azure DevOps, and SaaS environments is an advantage. Relevant certifications in Microsoft Azure/Office 365 and Palo Alto firewalls strongly preferred. Skills: Systems engineer IT systems engineer networking security system administration Benefits: Work From Home

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