Senior Noc Engineer in London

Senior NOC EngineerLocation: HampshireDXC Technology is committed to building diverse, inclusive teams. We welcome applications from all backgrounds and particularly encourage interest from women, underrepresented groups, and neurodivergent candidates. We offer reasonable adjustments throughout the hiring process and are dedicated to creating a supportive, accessible environment for everyone.Due to the nature of the work and the customers we support, the successful candidate must hold active DV security clearance and be eligible to meet UK Government and contractual personnel security requirements, including the applicable residency requirements for the role, and have the right to work in the United Kingdom. Some roles may also be subject to nationality requirements where these are necessary to meet UK Government or contractual security obligations.As a Senior Network Operations Centre (NOC) Engineer, you will provide third-line network operational support for DXC's managed-service customers. Acting as a trusted technical authority and senior escalation point, you will maintain network availability within agreed SLAs, resolve complex incidents, deliver network changes and projects, validate configurations, and mentor junior engineers within DXC's ITIL framework for incident, change and problem management.Key ResponsibilitiesProvide third-line network operational support and act as the senior escalation point for complex incidentsMaintain network operability within agreed SLAs and lead the analysis and resolution of complex network issuesProvide reactive support for high-priority and short-notice requests relating to in-scope network devicesPlan and deliver network changes and projects in collaboration with project managers and stakeholdersProduce network configurations, complete testing for BAU changes, and prepare associated test reportsValidate third-party configurations against approved standards, including node-acceptance activitiesSupport the implementation, testing and verification of node builds, equipment staging and physical patchingFollow Project Enhancement Release, change-management and ITIL service-management processesAct as a trusted technical authority for network implementations and operational decision-makingMentor junior engineers, support incident response, and promote knowledge sharing across the teamKeep internal and external stakeholders informed of project status, incidents, risks and change requestsMaintain network configuration, design collateral, operational documentation and customer recordsSupport continual service improvement through standards, policies, procedures and technical governanceWhat you'll bringA minimum of five years of network operations experience, including hands-on third-line troubleshooting and fault resolutionStrong routing and switching knowledge, including BGP, OSPF, VXLAN, MLAG and STPEnterprise firewall and SD-WAN experience, ideally with Fortinet FortiGate, FortiManager and FortiAnalyzerEnterprise LAN and WLAN experience, ideally with Aruba CX, Aruba Central, Aruba WiFi, Mobility Master and ClearPassExperience managing DNS, DHCP and IPAM servicesPractical experience of network implementation, testing, verification and configuration validationStrong working knowledge of ITIL practices and service-management platforms such as ServiceNow or SM9Excellent analytical, problem-solving, written and interpersonal communication skillsThe ability to manage multiple priorities and remain calm, methodical and accountable during major incidentsActive DV security clearanceDesirable SkillsNetwork design experience and the ability to manage design collateralExposure to Microsoft Azure or cloud networking, Linux and Microsoft VisioPrevious network operations experience within secure or UK Government environmentsA degree or diploma in Computer Science, Engineering or a related disciplineRelevant vendor certifications such as Aruba, Fortinet or Cisco CCNP-level certification, or equivalentITIL Foundation certificationAt DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.Recruitment fraud is a scheme in which fictitious job opportunities are offered to job seekers typically through online services, such as false websites, or through unsolicited emails claiming to be from the company. These emails may request recipients to provide personal information or to make payments as part of their illegitimate recruiting process. DXC does not make offers of employment via social media networks and DXC never asks for any money or payments from applicants at any point in the recruitment process, nor ask a job seeker to purchase IT or other equipment on our behalf. More information on employment scams is available here.DXC Technology (NYSE: DXC) is a leading enterprise technology and innovation partner delivering software, services, and solutions to global enterprises and public sector organizations — helping them harness AI to drive outcomes at a time of exponential change with speed. With deep expertise in Managed Infrastructure Services, Application Modernization, and Industry-Specific Software Solutions, DXC modernizes, secures, and operates some of the world's most complex technology estates. Learn more on dxc.com.