3rd Line Support Engineer

Role: 3rd Line Support Engineer & Team Lead Location: London (Hybrid Working) Salary: Up to £55,000 Benefits: Hybrid working, training and certifications, career progression, collaborative culture, exposure to enterprise technologies

Our client, a growing Managed Service Provider, is looking to hire a 3rd Line Engineer / Team Lead to support and develop their expanding technical support function.

This role will act as a senior escalation point across the support team while also providing day-to-day leadership and guidance to the 3rd line engineering function. You'll play a key role in ensuring high service standards, resolving complex technical issues, and supporting the ongoing development of the wider technical team.

Working within a fast-paced MSP environment, you'll support businesses across a broad range of technologies including Microsoft 365, cloud platforms, infrastructure, cyber security, networking, and disaster recovery solutions. This opportunity is well suited to a technically strong engineer looking to combine hands-on project and support work with team leadership responsibilities.

What you'll do

Act as the primary escalation point for complex 3rd line technical issues

Lead and support the 3rd line engineering team across daily operations and technical delivery

Troubleshoot and resolve advanced infrastructure, cloud, networking, and security incidents

Support and maintain Microsoft 365, Azure, virtualisation, backup, and server environments

Assist with project delivery, system upgrades, migrations, and infrastructure improvements

Work closely with 1st and 2nd line teams to provide technical guidance and escalation support

Monitor service performance and contribute to continual service improvement initiatives

Create and maintain technical documentation and best practice processes

You'll collaborate with both technical and operational stakeholders to ensure a high-quality support service is delivered across a varied and growing customer base.

What we're looking for

Previous experience in a 3rd Line Engineer, Senior Infrastructure Engineer, or similar position

Experience leading or mentoring technical engineers within a service desk or MSP environment

Strong technical knowledge across Microsoft 365, Azure, Windows Server, networking, and virtualisation technologies

Experience supporting complex infrastructure and cloud environments

Strong troubleshooting and problem-solving capabilities

Excellent communication and stakeholder management skills

The ideal candidate will be technically strong, proactive, and comfortable operating within a fast-paced, customer-focused MSP environment.

Why join?

Join a growing MSP supporting a broad range of modern IT environments and technologies

Hybrid working model with flexibility

Opportunity to lead and develop a growing 3rd line support function

Exposure to cloud, cyber security, and infrastructure projects

Ongoing professional development and certification support

Clear progression opportunities within a growing technical team

Apply now to take the next step in your infrastructure and leadership career within a growing MSP environment.