IT Infrastructure Specialist

Colt Technology Services
London

What you will do

At Colt Data Centre Services this is our business. Colt Data Centre Services offers flexible and affordable colocation and IT infrastructure solutions. Our connectivity and colocation solutions allow our customers freedom to plan effectively for the growth of their business, knowing that their data centre strategy is future-proof. We operate 15 state-of-the-art data centres across Europe and APAC, offering 24/7 security and local language support. We are connected to a further 530+ third party data centres across our network and are able to offer private links into the major public cloud providers.

We are at a critical turning point as we become an independently focused business and at the same time, supported with the strong backing and investment of Fidelity. We expand our footprint in Asia and Europe which enables us to invest and leverage our real estate and infrastructure to expand our current sites and open up new ones.

You’ll be part of a dynamic, agile , forward thinking team of individuals that are looking significantly grow the business. This is an exciting time and a new beginning for Colt DCS.

Our vision: to be the most customer centric data centre provider

What we're looking for

Reporting to the IT Infrastructure Manager, an IT Infrastructure Specialist is responsible for the provision of technical support, deployment and design for our business critical IT Infrastructure. This is a key role in an IT Infrastructure Team that manages our on-premise private cloud and server estate and public cloud platforms.

  • Delivery of 2nd/3rd line operational support for IT services
  • Technical resource and, where required, technical lead for projects and BAU activities ensuring delivery within agreed scope and timeframe
  • Delivery of 2nd/3rd line operational support for IT services
  • Working with Incident Management Teams to restore service quickly and efficiently and, where required, Problem and Change Management Teams to complete any follow up actions
  • Supporting Business Application and Change and Delivery Teams on a pipeline of maintenance and enhancement activities
  • Supporting Service Delivery Managers with IT Infrastructure Changes by providing technical expertise at CAB Meetings and, where required, the technical resources to implement changes
  • Working with IT Infrastructure Architects and 3rd party specialists on the design of new solutions
  • Planning and executing changes in accordance with policies and processes
  • Documenting procedures, processes and high and low level designs
  • Researching current and emerging technologies

Role specific requirements

  • Managing a Windows Infrastructure, including Active Directory, DHCP, DNS (Essential)
  • Managing an Azure public cloud environment (Desirable)
  • Implementing IT security Best Practices (Essential)
  • Managing a VMWare vSphere/ESX environment (Essential)
  • Networking, including Layer 2/3 switching, firewalls and Wireless networks (Desirable)
  • Enterprise Database (SQL Server, Azure SQL Database (Desirable)
  • Microsoft 365 tenant, including Azure AD (Desirable)
  • Scripting and automation, including Powershell and vbscript (Desirable)

Posted 2026-06-27

Recommended Jobs

Sous Chef

Aramark
London

Job Description Are you a passionate and driven Sous Chef ready to step up in a premium, high‑profile environment? Do you thrive in fast‑paced venues where quality, creativity, teamwork and safe…

View Details
Posted 2026-06-06

SENCO - Outstanding School in Tower Hamlets

Marchant Recruitment
London

We are seeking a skilled and compassionate SENCO to join our highly inclusive and supportive Primary School in Tower Hamlets. This is a permanent role starting January 2026, offering the chance to le…

View Details
Posted 2025-11-18

Cloud Platform Engineer

LinuxRecruit
North West London

Join a growing cloud platform team that is shaping the future of a truly hybrid technology environment. This is an opportunity to play a pivotal role in developing a modern, innovative public cloud…

View Details
Posted 2025-12-12

Network Consultant - CCNP, NSE7, Cisco, Fortinet, LAN, WAN, SD-Wan

Surbiton, Greater London

Network Consultant – CCNP, NSE7, Cisco, Fortinet, LAN, WAN, SD-Wan - £70,000 - £80,000 – London / Southampton Looking for a Network Consultant to join and leading Solutions Provider. Your role will b…

View Details
Posted 2026-06-06

Band 6 Physiotherapist in ESD stroke

Pulse
London

An exciting opportunity has arisen for an enthusiastic Specialist Physiotherapist with a keen interest in working with patients with neurological conditions. You’ll join our Band 6 Physiotherapist…

View Details
Posted 2025-07-31

Teacher of Maths - Haringey - Outstanding Secondary

Marchant Recruitment
London

A top-tier academy in Haringey is looking for a dedicated Teacher of Mathematics. You will be responsible for teaching across KS3 and KS4, delivering complex concepts with clarity and enthusiasm. For…

View Details
Posted 2026-05-19

Mixed Tax Senior Manager - Watford

Clark Wood
North London

Clark Wood are delighted to be working with a leading Independent firm of Accountants in Watford, who are currently looking for an experienced Mixed Tax Senior Manager to join their Team. They are…

View Details
Posted 2026-01-12

HR Assistant | Greenwich (Inner London) | ASAP start

Marchant Recruitment
London

We are working closely with a school who are recruiting for a bright and motivated HR Assistant to join an Outstanding primary school in Greenwich. This is an ideal role for an administrative profess…

View Details
Posted 2026-03-04

English Teacher (ECT support) - Camden Outstanding School

Marchant Recruitment
London

School Status & Location Sector: Outstanding Ofsted Secondary School (with Sixth Form). Borough: Camden (Inner London, England). Start Date: Permanent, full-time role commencing January or A…

View Details
Posted 2025-12-18