Level 3 Engineer; Azure​/Networks

Position: Level 3 Engineer (Azure/Networks)
Senior Network & Infrastructure EngineerLocation: Belfast
Salary: £40,000 - £50,000 + Benefits
Working Pattern: 5 Days per Week On-Site The Opportunity Our client is seeking a Senior Network & Infrastructure Engineer to join their growing technical team. This is a newly created position driven by several new customer contracts and offers the opportunity to work on a mix of project delivery and technical support activities across a diverse customer base. The successful candidate will primarily focus on delivering networking projects, including greenfield and brownfield network deployments, while also supporting the wider service desk function during quieter project periods.

This role would suit an experienced engineer who enjoys hands-on networking, customer engagement, and mentoring colleagues.

The Role As a senior member of the engineering team, you will take ownership of complex networking deployments and act as a technical escalation point across networking, cloud, and infrastructure technologies.

Key responsibilities include:

Design, implementation and deployment of wired and wireless networking solutions

Installation, configuration and testing of switches, routers and wireless access points

Delivery of both greenfield and brownfield network projects across customer environments

Troubleshooting network performance issues, latency, connectivity problems and configuration faults

Conducting site surveys, audits and deployment planning

Supporting and mentoring junior engineers and acting as a technical escalation point

Providing onsite customer support and maintaining strong client relationships

Supporting Microsoft 365 and Azure environments, including administration and troubleshooting

Producing technical documentation and maintaining monitoring systems

Managing incidents, requests and problems while meeting agreed SLAs

Participating in remote monitoring and management of customer environments

What We're Looking For Essential Experience

Minimum 5 years' experience in a network-focused engineering role

Experience leading or taking technical ownership of complex infrastructure and networking deployments

Strong networking knowledge covering:

• Switching
• Routing
• Wireless networking
• Network troubleshooting and diagnostics

Experience deploying and supporting enterprise network infrastructure

Strong understanding of RF design principles and controller-based wireless architectures

Experience conducting onsite deployments, customer engagement and site audits

Microsoft 365 administration and troubleshooting experience

Azure administration and troubleshooting experience

Excellent customer-facing communication skills

Desirable Experience

HPE/Aruba networking experience and certifications

Cisco, Dell, HP or equivalent networking vendor experience

Experience with Aruba Central, Clear Pass or similar network management platforms

Network monitoring and documentation tools

Experience supporting high-density wireless environments

Personal Attributes

Strong problem-solving and troubleshooting skills

Ability to manage multiple priorities effectively

Customer-focused mindset with excellent communication skills

Comfortable explaining technical concepts to non-technical stakeholders

Highly organised with strong time management skills

Collaborative team player who enjoys sharing knowledge and supporting colleagues

What's on Offer?

Salary of £40,000 - £50,000 depending on experience

Opportunity to work on varied and technically challenging networking projects

Exposure to enterprise-scale customer environments

Career development and vendor training opportunities

Join a growing team supporting major client contracts

If you're an experienced networking professional looking for a hands-on role that combines project delivery, customer engagement and technical leadership, we'd love to hear from you.

To speak in absolute confidence about this opportunity please send an up-to-date CV via the link provided or contact Senior Recruitment Consultant Stuart Kennedy at MCS Group on or

Even if this position is not right for you, we may have others that are. Please visit MCS Group to view a wide selection of our current jobs.