We Are Hiring
Circet are currently recruiting for an experienced Senior IT Infrastructure Engineer to join our team. This role is ROI Nationwide based.
The Senior IT Infrastructure Engineer is responsible for the design, implementation, and support of enterprise IT infrastructure with a strong focus on cloud and network technologies. This role requires deep technical expertise in Microsoft Azure, Cisco Meraki, and Microsoft 365, and plays a key part in ensuring the stability, scalability, and security of the organisation's IT environment.
Working with Circet
Circet Ireland & UK have built an ever-growing portfolio of specialist services. We are leading providers to the Telecommunications, Transport Infrastructure and Power Sectors in Ireland and the UK. We are driven to be innovative and proactive in delivering solutions that meet our client's expectations while not losing sight of their changing requirements. With over 4000 employees across Ireland & UK we continue to bring people together to make this happen.
Responsibilities
* Infrastructure Design & Implementation: Architect and deploy scalable infrastructure solutions across cloud and on-prem environments, with a focus on Microsoft Azure and Cisco Meraki technologies.
* Cloud Services Management (Azure): Manage Azure resources including virtual machines, networking, storage, identity, and security. Optimise performance and cost-efficiency of cloud services.
* Network Administration (Cisco Meraki): Configure and maintain Cisco Meraki networks including firewalls, switches, wireless access points, and SD-WAN. Monitor network performance and troubleshoot connectivity issues.
* Microsoft 365 Administration: Oversee the administration of Microsoft 365 services including Exchange Online, SharePoint, Teams, and Intune. Ensure compliance, security, and user productivity.
* Security & Compliance: Implement and maintain security best practices across infrastructure platforms. Support audits and ensure compliance with relevant standards and policies.
* Incident & Problem Management: Act as a senior escalation point for complex infrastructure issues. Lead root cause analysis and implement long-term solutions.
* Documentation & Knowledge Sharing: Maintain detailed documentation of systems, configurations, and procedures.
* Mentoring & Training: Mentor and train IT staff, fostering technical growth and ensuring knowledge transfer across the team. Actively support professional development and create a culture of continuous learning.
Qualifications
* 5+ years of experience in IT infrastructure engineering or a similar role.
* Expert-level knowledge of Microsoft Azure (certifications such as AZ-104, AZ-305 are a plus).
* Hands-on experience with Cisco Meraki networking solutions.
* Strong proficiency in Microsoft 365 administration and security.
* Solid understanding of networking, firewalls, DNS, DHCP, and VPNs.
* Experience with infrastructure-as-code tools (e.g., ARM templates, Terraform, PowerShell).
* Excellent troubleshooting and analytical skills.
* Strong communication and documentation abilities.
* Proactive and self-motivated with a continuous improvement mindset.
* Ability to manage multiple priorities in a fast-paced environment.
* Strong team player with leadership capabilities and experience.
* Experience in hybrid cloud environments and enterprise-scale deployments.
Why work in Circet?
* Be part of a company that encourages involvement, diversity and inclusion
* Be part of a company that nurtures excellence and develops leaders
* Be part of a company that encourages personal development and career progression through our further education programme, mentoring programme and pathway programme
* Be part of a company that is dedicated to making a difference through our Corporate Social Responsibility
* You will get a competitive salary and a benefits package which includes 25 days annual leave per annum, company pension, life assurance, access to Employee Assistance Programmes and access to career developmental opportunities.
Circet IRE & UK is an inclusive organisation and welcomes all applications. Our mission is to create a workforce that consists of individuals with talent, skills and potential across all areas of our business. We celebrate diversity and we are committed to creating an inclusive environment for all employees.
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