Senior IT Infrastructure & Systems Engineer

Your responsibilities will include:

• Administering Microsoft 365, Intune, Entra ID, Exchange, Teams and SharePoint
• Enrolling, configuring, securing and supporting laptops, tablets and mobile devices
• Managing device policies, application deployment, updates and endpoint compliance
• Supporting networking, Wi-Fi, switches, firewalls, VPNs and site connectivity
• Troubleshooting infrastructure, hardware, software and connectivity issues
• Managing hardware procurement, licensing, suppliers and device lifecycles
• Maintaining accurate technical documentation, procedures and asset information
• Working with the existing MSP while gradually developing internal ownership
• Identifying security risks, operational inefficiencies and opportunities for improvement
• Supporting users across office and project-site environments
• Helping establish the technology infrastructure for new European project sites

Occasional travel may be required when a new site is being established. This could involve supporting connectivity, network equipment, Wi-Fi, workstations, printers and other site technology.

• Strong hands-on experience across Microsoft infrastructure
• Microsoft 365 administration
• Intune and endpoint/device-management experience
• Entra ID or Active Directory administration
• Practical networking knowledge covering Wi-Fi, switches, VPNs and firewalls
• Experience personally configuring and resolving technical issues
• Strong troubleshooting skills across infrastructure, devices and connectivity
• Experience delivering infrastructure projects or technology rollouts
• Confidence working with external suppliers and managed service providers
• The ability to investigate requirements and recommend practical solutions
• A proactive, security-conscious and ownership-driven approach
• Availability to work from the Toomebridge office
• Flexibility for occasional European travel

Desirable Experience

Any experience with the following would be beneficial but is not essential:

• Ubiquiti or UniFi
• Starlink or remote-site connectivity
• PowerShell
• Microsoft Graph
• REST APIs and third-party integrations
• Power Automate
• Infrastructure or business-process automation
• AI tools
• CCTV or access-control connectivity
• Domains, DNS and hosting administration
• Microsoft tenant migrations

The successful person is not expected to be an expert in every technology listed. The priority is a strong Microsoft and infrastructure foundation, combined with curiosity, initiative and the confidence to take practical ownership.

• Salary of £45,000-£55,000, depending on experience
• A high-autonomy infrastructure position
• Direct influence over the organisation’s future IT environment
• The opportunity to build internal capability and reduce outsourced dependency
• Broad exposure across Microsoft cloud, networking, security and project-site technology
• Longer-term scope to help develop an internal IT function

MCS Group is partnering with a growing multi-site engineering organisation to appoint a Senior IT Infrastructure Engineer.

This is an opportunity to become the principal internal owner of a practical, business-critical IT environment. You will initially work alongside the organisation’s managed service provider, build a detailed understanding of the existing infrastructure and gradually bring greater technical capability and responsibility in-house.

The role offers significant autonomy. You will be expected to identify improvements, research suitable solutions, present clear recommendations and take ownership from procurement and implementation through to ongoing support., MCS Group is a leading professional recruitment services company resourcing for the specialist IT & Digital, Technical & Engineering and Professional Services recruitment markets in Northern Ireland. MCS Group is widely recognised as a genuine market leader in IT & Digital recruitment in Northern Ireland, with an increasing profile in the Technical & Engineering and Professional Services markets.

At MCS we connect people!! We work with the majority of NI’ leadings employers in the sector, from large foreign direct investment (FDI) organisations to successful, locally owned technology firms, connecting talented professional with the best career opportunities.

Our Team

At MCS Group our track record is impressive and through our highly experienced team we offer employers almost 100 years successful delivery experience in specialist disciplines.

Our consultants know the market and speak your language. They will help you cut through the flannel and will work hard to help you achieve your goals, either as candidate seeking a career improvement or an employer seeking talented people.

Ethics & Values

Honesty, trust and confidentiality are the pillars which underpin everything we do. We are known for treating people with respect and will deal with you in a straightforward manner. We are focused on long term wins for our candidates and clients.