Senior 3rd Line IT Support

1 week ago


London, United Kingdom SER Limited Full time

Senior 3rd Line IT Support Engineer – London (EC) – £50,000 - Hybrid Working

I’m supporting a fast-growing Managed Service Provider in the creative sector as they look to hire an experienced Solutions Engineer to join their team. This is a senior, hands-on role focused on complex infrastructure, 3rd-line support, and leading technical project delivery.

The Role

As a key technical figure, you’ll handle high-level escalations, deliver infrastructure and cloud projects (Azure), and work closely with clients to design and implement robust IT solutions. You’ll also mentor junior engineers and ensure best practice across the team.

Key Responsibilities

Lead 3rd-line support across servers, networking, virtualisation, cloud and security

Deliver end-to-end projects: server migrations, Azure deployments, network upgrades

Act as a technical point of contact for clients

Mentor and support junior engineers

Oversee security solutions and ensure compliance

Produce clear documentation and client reports

Technical Requirements

Strong expertise in Windows Server, AD, DNS, DHCP, GPOs

Solid experience with VMware/Hyper-V and Microsoft Azure

Backup & DR knowledge (e.g., Veeam, Acronis, Cove)

Strong networking: VLANs, VPNs, firewalls (Fortinet, Juniper, Palo Alto, Watchguard)

Storage experience (Dell, Synology)

Endpoint security technologies (Defender, Sophos)

Proven background delivering complex IT projects

Package & Benefits

40-hour week, Mon–Fri

WFH Fridays + additional remote days

22 days holiday + BH (rising to 25)

Regular company socials, awards and referral bonuses

Ongoing training & development

If you’re an experienced Senior/3rd-Line/Solutions/Infrastructure Engineer looking for your next step, get in touch for more details.

The client is looking to fill this opportunity immediately, so please apply ASAP or feel free to drop me an email with any questions to owen @ serlimited . com.

SER-IN



  • City Of London, United Kingdom SER Limited Full time

    Senior 3rd Line IT Support Engineer London (EC) £50,000 - Hybrid Working I m supporting a fast‑growing Managed Service Provider in the creative sector as they look to hire an experienced Solutions Engineer to join their team. This is a senior, hands‑on role focused on complex infrastructure, 3rd‑line support, and leading technical project delivery....


  • London, United Kingdom Nextech Group Limited Full time

    3rd Line Support Engineer / Senior Infrastructure Engineer Job Type: Full-time, Permanent Location: Huntingdon, Cambridgeshire Our client is a well-established IT services provider delivering secure, reliable, and high-performing technology solutions. They are now seeking an experienced 3rd Line Support Engineer to take ownership of complex escalations, lead...

  • 3rd Line Support

    3 days ago


    Greater London, United Kingdom Transputec Full time

    About the Job A talented 3rd Line IT Support Engineer is required by a successful Managed Services company who specialise in providing IT support to the private and public sectors. Based near Wembley, you’ll provide 3rd line support services both remotely and on client sites in Central London. Client You’ll join a successful Managed Service Provider...


  • London, United Kingdom Third Nexus Group Limited Full time

    3rd Line IT Support Desk Engineer for Leading MSP - Central London £50k Permanent Job Description: A leading MSP based in Central London seeks to bring in a 3rd Line IT Support Desk Engineer to join its Highly Accredited UK Help Desk operations. Overall, the Help Desk consists of 30 Engineers, of which 9 are based in the Philippines. You will be...


  • London, United Kingdom Gold Group Ltd Full time

    3rd Line IT Support Desk Engineer PermanentCentral London Office Based £45k - £50k + Training + Benfits My client is a award winning MSP based in Central London who are recruiting a 3rd Line IT Support Desk Engineer to join its Highly Accredited UK Help Desk operations.Overall, the Help Desk consists of 30 Engineers, of which 9 are based in the...


  • London, United Kingdom WE SCALE TALENT Full time

    £50,000 + Exceptional Training & Certification SupportPermanent | Hybrid (4 days in office)Is Your Next Challenge Ready?A premier Central London Managed Service Provider (MSP) is seeking a highly skilled 3rd Line IT Support Engineer to anchor their highly accredited UK Help Desk operations.Join a dynamic desk of 30 Engineers, where your expertise is vital...


  • London, United Kingdom Experis IT Full time

    3rd Line Storage EngineerMust have an Active DV ClearanceAn excellent opportunity has arisen for a 3rd Line Storage Engineer to support a secure, high profile government environment. You will work with a specialist 3rd line team and engineering functions to maintain, troubleshoot, and enhance storage and infrastructure services across a complex estate. This...


  • London, United Kingdom La Fosse Associates Full time

    **Position - Senior 3rd Line Engineer** **Location - London (Hybrid)** **Salary - £60,000 - £67,000 + Bonus & Benefits** Currently they are seeking a Senior 3rd Line Engineer to join their growing IT Team and take responsibility for the design, procurement, installation, upgrading, operation, control, maintenance (including storage, modification and...


  • london (city of london), United Kingdom Gold Group Ltd Full time

    3rd Line IT Support Desk Engineer Permanent Central London Office Based £45k - £50k + Training + BenfitsMy client is a award winning MSP based in Central London who are recruiting a 3rd Line IT Support Desk Engineer to join its Highly Accredited UK Help Desk operations.Overall, the Help Desk consists of 30 Engineers, of which 9 are based in the...


  • London, United Kingdom In Technology Group Limited Full time

    **Role**: 3rd Line Engineer **Location**: City of London / Hybrid Working **Salary**: £55,000 I am recruiting for an established, industry leading managed service provider who are on the look out for a technical and ambitious 3rd Line IT Engineer. In this role you will provide outstanding technical support to clients, whilst simultaneously developing as...