Infrastructure & Cloud Engineer

Fruition Group Ireland; Dublin; On-site; EUR 89,000 - 118,000; Full time

Job summary

Fruition Group Ireland is seeking an experienced Infrastructure & Cloud Support Engineer to join the IT Operations team on a six-month daily rate contract. The role covers on-premises infrastructure, Microsoft cloud services, networking, storage, and unified communications across office and remote environments.

The ideal candidate will manage Microsoft 365, Teams, Exchange Online, and on-prem resources, work with MSPs and partners, and contribute to ongoing cloud adoption and modernization

Qualifications

• Bachelor's degree in Computer Science, Information Technology or related field or equivalent experience.
• 7+ years in IT infrastructure engineering, cloud operations or related role.
• Proven experience with enterprise Unified Communications.

Responsibilities

• Maintain, configure and support infrastructure and cloud services including Microsoft 365, on-premises servers and core network infrastructure.
• Administer Entra ID, MFA and device compliance; patching and change management.
• Support Unified Communications platforms across voice, messaging, conferencing and collaboration services.
• Manage WAN/LAN infrastructure, SD-WAN, networking security and disaster recovery.
• Follow ITIL-aligned Incident, Problem and Change processes; participate in root-cause analysis and continuous improvement.

Skills

ITIL knowledge

Strong communication

Problem solving

Team collaboration

Education

Bachelor's degree in CS/IT

Tools

Microsoft 365

Active Directory

VMware

Cisco UC

SIP

Teams Voice

Job description

Our client is a large, established professional services organisation operating in Ireland and internationally. Technology plays a central role within the business, supporting a large workforce and providing secure, reliable and modern digital services across multiple locations.

The organisation continues to invest heavily in its technology environment, with a particular focus on cloud adoption, infrastructure modernisation, cybersecurity, networking and unified communications.

About the Role

Our client is seeking an experienced Infrastructure & Cloud Support Engineerto join its growing IT Operations team on an initial circa six-month daily rate contract.

The successful candidate will play a key role in maintaining, supporting and enhancing the organisation's core technology platforms across on-premises infrastructure, Microsoft cloud services, networking, storage, virtualisation and compute environments.

A significant component of the position will involve supporting the organisation's telecommunications and Unified Communications environment while contributing to its ongoing modernisation programme. This includes maintaining existing telephony services, supporting the migration towards cloud-based voice solutions and assisting with the phased retirement of legacy infrastructure.

You will work closely with teams across Cloud, Security, Service Desk and Applications to deliver stable, secure and scalable infrastructure services.

The role will also involve working directly with managed service providers and technology partners to support day-to-day operations and wider digital transformation initiatives.

Key Responsibilities

Infrastructure & Microsoft 365 Management

• Maintain, configure and support infrastructure and cloud services, including:
• Microsoft 365, including Teams, Exchange Online and OneDrive.
• On-premises servers, storage, virtualisation platforms and core network infrastructure.
• Administer Entra ID, Conditional Access policies, MFA and device compliance.
• Monitor system performance, service health, capacity and availability.
• Implement improvements to enhance infrastructure reliability and resilience.
• Troubleshoot complex technical issues and act as an escalation point for Tier 1 support teams.
• Troubleshoot hardware issues and coordinate repairs or replacements where required.
• Perform regular patching, upgrades and configuration changes in line with established change-management processes.

Telephony & Unified Communications

• Support and administer Unified Communications platforms across voice, messaging, conferencing and collaboration services.
• Support both on-premises and cloud-based communications environments.
• Manage and support Microsoft Teams Phone, Direct Routing, Operator Connect and other UCaaS services where applicable.
• Ensure the availability, performance and security of Unified Communications services across office and remote-working environments.
• Contribute to telephony modernisation initiatives, including migration from on-premises platforms to cloud-based voice solutions.
• Assist with the phased decommissioning of legacy telephony infrastructure while minimising business disruption.

WAN & Network Infrastructure

• Support Wide Area Network infrastructure, ensuring reliable and secure connectivity between offices, data centres, cloud platforms and third-party services.
• Assist with WAN modernisation initiatives, including cloud connectivity, SD-WAN optimisation and enhanced remote-access solutions.
• Support network resilience, redundancy and disaster-recovery capabilities.
• Ensure network infrastructure aligns with cybersecurity and business-continuity requirements.
• Maintain network documentation, diagrams, standards and operational procedures.

Incident, Problem & Change Management

• Manage and resolve incidents within agreed SLAs while providing clear and timely stakeholder communication.
• Follow ITIL-aligned processes covering Incident, Problem, Change and Service Performance Management.
• Participate in root-cause analysis.
• Identify and contribute to continuous-improvement initiatives.

Security & Compliance

• Implement and maintain security controls across infrastructure components in partnership with the Security Operations team.
• Remediate vulnerabilities and apply security patches.
• Support Zero Trust security principles where applicable.
• Ensure infrastructure complies with organisational, regulatory and cybersecurity standards.

Project Delivery & Continuous Improvement

• Support infrastructure projects, upgrades and migrations.
• Contribute to infrastructure-modernisation initiatives, including cloud adoption and migration.
• Identify opportunities for automation, optimisation and simplification.
• Develop and maintain technical documentation, operational procedures, support guidelines and runbooks.

Skills, Knowledge & Experience

• Bachelor's degree in Computer Science, Information Technology or a related discipline, or equivalent relevant experience.
• Approximately 7+ years' experience within IT infrastructure engineering, cloud engineering or a related technical-operations position.
• Proven experience administering and supporting enterprise Unified Communications environments.
• Demonstrable experience migrating enterprise voice services from on-premises platforms to cloud-based telephony solutions.
• Experience working within complex enterprise infrastructure environments.
• ITIL Foundation or equivalent service-management knowledge is advantageous.
• Experience with device analytics, monitoring and infrastructure-management tools.

Desirable Certifications

Relevant technical certifications would be highly advantageous, including:

• Cisco certifications such as CCNA, CCNP or CLCOR.
• Microsoft Teams Voice certifications such as MS-720 / MS-721.
• Microsoft Teams administration certification such as MS-700.
• Microsoft 365 certifications.
• CISSP or other recognised security certifications.

Essential Technical Skills

• Strong Microsoft 365 expertise across:
• Microsoft Teams
• OneDrive
• Exchange Online
• Strong Microsoft Windows Server knowledge.
• Active Directory and Group Policy administration.
• DNS and DHCP.
• Advanced infrastructure troubleshooting.
• Strong Unified Communications experience, including technologies such as:
• Cisco Unified Communications Manager (CUCM)
• Unity Connection
• Voice gateways
• SIP services
• Strong WAN/LAN experience covering:
• SD-WAN
• Firewalls
• Routing
• Switching
• Wi-Fi
• Demonstrable experience delivering telephony transformation, migration or cloud-adoption programmes.
• Strong understanding of virtualisation technologies, particularly VMware.
• Experience with enterprise storage and backup technologies.
• Working knowledge of ITIL processes including Incident, Problem and Change Management.
• Strong troubleshooting, critical-thinking and problem-solving capabilities.
• Ability to resolve complex technical issues within enterprise environments.
• Excellent written and verbal communication skills with the ability to communicate effectively with both technical and non-technical stakeholders.
• Strong customer-service mindset.
• High-quality technical documentation skills.
• Process-oriented and methodical approach.
• Ability to work independently with minimal supervision.
• Strong collaborative skills and the ability to operate effectively within multidisciplinary teams.
• Excellent attention to detail.
• Comfortable working with internal stakeholders, managed service providers and external technology partners.
• Ability to operate effectively within fast-moving environments involving competing priorities and occasional out-of-hours requirements.
• Proactive, flexible and adaptable approach.
• Willingness to take ownership and work hands-on when required.
• Strong interest in emerging technologies and ongoing professional development.
• Continuous-improvement mindset with a focus on improving processes, services and underlying technology.