3rd Line NOC Engineer



Report to:

NOC Duty Manager




37 hours per week, 7am – 7pm (7.5 hours shift pattern) Monday to Friday, 5 day weeks

Role: NOC 3rd Line Engineer

Location: Colgate

Reports to: NOC Duty Manager

Contract: Full Time

Salary: Competitive

Working hours: 37 hours, Monday to Friday. Hours to cover shifts between 0700 and 1900, with on call arrangements.



Company Overview


Established in 2006, FluidOne is an award-winning provider of Connected Cloud Solutions with a £92m turnover and focus on customer service, consistently achieving one of the highest Net Promoter Scores (NPS) in the industry, securing 86 for February 2023. Underlying its services is FluidOne’s national fibre network, Platform One, which is the most connected network in the UK. FluidOne has a strong company culture enjoyed by 390 staff and was ranked in the top 50 Best Companies to work for in the UK awards 2023 and in the top 50 Technology companies to work for in the UK.

FluidOne supports the needs of 2000 customers, including 200 channel resellers, with services covering connectivity, SD-WAN, cyber security, IT managed services, mobile, IoT, UCaaS and CCaaS. Focusing on mid-market and Enterprise, FluidOne consults with its customers to design solutions that complement their in-house IT structures. FluidOne takes complex hybrid multi-site environments and makes them simple and secure, so end-users can access their business applications wherever they are.

Led by CEO Russell Horton, co-founder Chris Rogers (who started the business in 2006), CFO Roy Hastings and CRO Brendan Lynch, the management team is backed by Livingbridge to support their ambitious long-term strategy.


Role Overview:


As a 3rd line Network Operations Engineer, you will be required to remotely, manage and monitor global client networks. To provide an enhanced level of escalation, from 1st and 2nd line engineers, for complex incidents. Build client relationships and manage customers’ expectations in a professional manner, by gaining an understanding of the complex IT environment of our customers and their inherent business demand. To own customer complex issues through to resolution.


Full Job Specification



  • Provide technical support for incoming customer support queries and escalations from 1st/2nd Line NOC Engineers.
  • Take ownership and effectively manage through to resolution high-level escalation Incidents, Problem Tickets and Major Incidents.
  • Liaising with customers for any other purpose related to the support of the customer service.
  • To mentor and aid in the development of 2nd/3rd line engineers through knowledge transfer.
  • Receiving and owning issues; enquiries and change requests for support from clients and prioritise accordingly.
  • Receive and review CVEs; assess scope of impact and mitigation plan.
  • Performing a highly proactive role in monitoring and maintaining systems.
  • Investigating and troubleshooting network availability and application problems.
  • Utilise prescribed software and tools to manage the progress of a fault/incident from inception/alert through to successful resolution and closure, including post-incident documentation and reporting.
  • Develop, conduct, and promote proactive procedures to improve the availability and support of network environments.
  • Ensuring Incident Management procedures are followed.
  • Accurate and relevant logging of all customer requests and incidents using the FluidOne ticketing system.
  • Carry out all operational tasks and duties as defined within existing Operational Procedures and Service Level Agreements.
  • Analyse and rectify complex faults on the network to meet defined service levels.
  • Support network investigation/performance routines to ensure network availability.
  • Liaison with 3rd parties, customers and site providers to ensure completion of tasks.


Core Network Operations

  • Perform support tasks for the business to provide network availability.
  • Perform complex configuration changes to increase network coverage.
  • Performing administration tasks for various applications.
  • Processing / coordinating service requests (moves, adds & changes).
  • Work closely with the Project Management and Network Engineering Teams to onboard customer solutions into support.
  • Field engineering duties when required and relevant within the role.
  • Monitoring core equipment for faults and performance issues.
  • Performing core network maintenance tasks as required and relevant within the role.



  • Ensuring all tasks are completed in a timely manner and within defined KPIs, OLAs and SLAs.
  • Upholding FluidOne’s Service Teams Unified Service Standards.
  • Adhering to quality communication standards defined by FluidOne.
  • Adhering to FluidOne’s Security and Data Protection and confidentiality clauses.
  • Undertaking any other duties deemed suitable by management.
  • Maintaining job related training as required by management.



Skills / Experience:



  • Must have excellent communication skills, both written and verbal.
  • Must have a very strong enthusiasm for IT and computing.
  • At least 2 years previous helpdesk service experience required.
  • Cisco and Juniper qualification required, minimum CCNP & JNCIS.
  • Strong understanding of Routing and Switching (e.g. BGP, OSPF, EIGRP, L3VPN, L2VPN and VPLS technologies).
  • Previous experience working on a Service Provider core network preferable.
  • Experience with Security products (e.g. Cisco NGFW, Fortinet, Juniper SRX, ISE)
  • Experience with Meraki.
  • Experience with 3G/4G Routers.
  • Previous experience wireless solutions.
  • Previous experience supporting VOIP solutions.
  • Understanding of CVEs and how to assess the scope of impact.
  • Experience working with CWDM/DWDM technologies.
  • Experience managing network monitoring systems such as Solarwinds.



The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified. All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed.


Benefits after probationary period


Subsidised Health and subsidised dental care

Employee Assistance programme (EAP)

Life assurance (3 x salary)

Sodexo Discount Platform

FluidOne breakfast and refreshments on working days

Pension contribution- 5% company contribution

Generous Holiday Entitlement

One day off for Birthday

Half price internet connectivity

Ride2Work scheme

Department incentives

Volunteer day scheme





How to apply:

Send CV with covering letter to recruitment@fluidone.com with the job title as the subject field.


FluidOne is an equal opportunities provider and welcomes applications regardless of sex, marital status, ethnic origin, disability, religion, sexual orientation or age.