Senior Information Technology Systems Engineer
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Applicants must be eligible to work in Ireland – Irish, EU, Stamp 4, or Spouse Visa holders only.
We are currently recruiting for a
Senior IT Systems Engineer
to join the IT team of a leading multinational SaaS company headquartered in Dublin.
Reporting to the IT Manager, this role involves managing demanding IT infrastructure and security needs while supporting both Cloud and on-prem environments.
This is an excellent opportunity to broaden your technical skills and make an active contribution as the company transitions its IT Infrastructure from on-premise to Cloud.
Core Responsibilities:
Provide world-class infrastructure support
Respond to complex helpdesk queries from technical engineers
Ensure cost-effective and efficient use of IT infrastructure while identifying improvements
Liaise with hardware/software vendors
Ensure proper configuration of cloud security measures such as IAM, firewalls, and encryption
Administer operating systems (Windows, Apple), virtual environments (VMware), and cloud platforms (AWS, Azure)
Participate in creating and enforcing best practices, guidelines, and procedures
Conduct security checks and maintain operational security
Analyse and resolve faults – from system crashes to expired service accounts
Manage and deploy email, anti-spam, and virus protection
Monitor all user accounts and endpoint devices using cloud-based tools
Collaborate with cross-functional teams including network engineers, developers, and security professionals
Install, support, and maintain new server hardware and infrastructure (Azure)
Develop, deploy, and maintain security systems (firewalls, IDS/IPS, encryption, authentication)
Continuously monitor network activity for security threats
Manage endpoint protection and DLP solutions
Implement and manage perimeter security (firewalls, VPNs, access control)
Evaluate and deploy additional security tools and technologies (SIEM, IDS/IPS, endpoint protection)
Skills Required:
Advanced knowledge of Microsoft technologies: Active Directory, GPO, Windows OS, Exchange, SQL Server
Strong understanding of IT security, networking protocols (TCP/IP), firewall/VPN configuration, malware and virus protection
Advanced technical knowledge of Microsoft Cloud Technologies (Azure, Entra ID, Intune, O365, Defender, SharePoint, Teams, BYOD)
Advanced knowledge of Palo Alto on-prem and cloud firewalls
Experience managing Apple MacBook devices with MDM systems
Strong analytical, problem-solving, and communication skills
Ability to work independently and manage multiple priorities
Experience with Linux systems, databases, or firewalls (advantage)
Azure DevOps experience and automation knowledge (advantage)
SaaS industry experience (advantage)
Experience managing Email Gateway and Email Protection systems
Eagerness to learn, adapt, and share knowledge
Education & Experience:
6–10 years' IT Systems Engineer experience (exceptional candidates with less will be considered)
Third-level degree or equivalent experience
Advanced Palo Alto / Prisma Firewall management experience & certification
Advanced Microsoft Azure / Office 365 management experience & certification
Experience planning, deploying, and maintaining Microsoft Suite technologies
If you're an experienced IT Systems Engineer looking to work in a dynamic, innovative SaaS environment — we'd love to hear from you!
Seniority level
Mid-Senior level
Employment type
Full-time
Job function
Information Technology and Engineering
Industries: IT Services and IT Consulting, Telecommunications, and Computer and Network Security
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Dublin, County Dublin, Ireland
2 weeks ago
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