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# Senior 3rd Line Engineer - IT Solutions

- **Company:** Intellect
- **Location:** Greater London, UK
- **Experience:** Expert
- **Salary:** £50,000.0 - £60,000.0
- **Contract:** Permanent contract
- **Skills:** Active Directory, Microsoft Azure, Dynamic Host Configuration Protocol, Domain Name System (DNS), Hyper-V, Subnetting, Virtual Private Networks (VPN), Windows Servers, TCP/IP, Virtual Local Area Networks, Virtual Machines, Cloud Platform System, Computer Network Technologies, Firewalls (Computer Science), Fortinet, Veeam, Vmware
- **Published:** September 8, 2026
- **Apply:** https://www.collegerecruiter.com/job/2840616388-senior-3rd-line-engineer-it-solutions

## About the Role

* Strong experience with Windows Server environments.
 * Advanced knowledge of Active Directory, DNS, DHCP, and Group Policy.
 * Hands on experience with Hyper V or VMware.
 * Experience working with Microsoft Azure including virtual machines, identity, and storage.
 * Backup and disaster recovery solutions such as Veeam, Cove, or Acronis.
 * Strong networking fundamentals including VLANs, subnetting, TCP IP, and VPNs.
 * Firewall experience with Fortinet, WatchGuard, Palo Alto, or similar platforms.
 * Experience with storage solutions such as Dell or Synology.
 * Knowledge of endpoint security tools such as Microsoft Defender or Sophos.
 * Experience delivering infrastructure projects including migrations and upgrades.
 * Background
 * Experience working within a Managed Service Provider or IT Solutions environment is highly desirable.

## Description

* An established IT Solutions Provider is seeking a Senior 3rd Line Engineer to play a key role in delivering advanced infrastructure support and project delivery across a diverse client base.
 * This role combines senior level technical escalation, infrastructure project ownership, and client facing solution delivery. You will work across complex environments supporting servers, virtualisation, networking, cloud platforms, and security technologies.
 * You will act as a technical leader within the engineering team while helping clients modernise and strengthen their IT environments., * Provide expert level 3rd line support across server infrastructure, networking, cloud platforms, and security systems.
 * Act as the primary escalation point for complex technical issues.
 * Lead infrastructure projects including server migrations, virtualisation deployments, Azure implementations, and network upgrades.
 * Design and deliver tailored IT solutions based on client needs.
 * Manage and support virtualised environments using Hyper V or VMware.
 * Support and maintain Microsoft Azure environments including virtual machines, identity, and storage.
 * Implement backup and disaster recovery solutions.
 * Maintain secure and resilient infrastructure across on premises and cloud environments.
 * Configure and manage firewalls and core networking technologies.
 * Work directly with clients to understand requirements and guide technical implementations.
 * Maintain documentation and provide recommendations for improvement.
 * Mentor junior engineers and support technical development within the team.
 * Support security best practice through implementation of endpoint protection and infrastructure hardening.


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