26 to 50 of 187 Senior Network Engineer Jobs in the UK

strong Cisco expertise, you'll support both onshore and offshore operations while driving innovation through practical and effective solutions. Main Duties and Responsibilities: Designing and deploying scalable and secure network solutions to support the company's business operations onshore and offshore. Configuring and maintaining Cisco routing and switching infrastructure to ensure high availability, resilience and performance. Configuring and maintaining … Meraki wireless networks to ensure seamless connectivity onshore and offshore. Implementing and maintaining Palo Alto Firewalls and Global Protect VPN to ensure the highest levels of network security, access control, and advanced threat prevention. Excellent problem-solving, analytical, and creative thinking skills for diagnosing and resolving complex network issues. Collaborating with cross-functional IT Teams and other departments … to support network-related projects, including cloud, complex application delivery, security, and infrastructure initiatives. Maintaining up-to-date network diagrams, documentation, and ensure adherence to security best practices and industry compliance standards. Acting as your own Project Manager to ensure your assigned tasks are delivered on-time and to specification. Contributing to the development of technical standards and More ❯

Join to apply for the Senior Network Engineer role at News Corp 1 day ago Be among the first 25 applicants Join to apply for the Senior Network Engineer role at News Corp Equal Opportunity Employer All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, protected … across a range of media, including: news and information services, digital real estate services, book publishing, digital education, and sports programming and pay-tv distribution. About The Role The Senior Network Engineer role reports directly to the Manager, Network Operations, EMEA in the News Corp Infrastructure Operations team.. The EMEA Networks Operations team is responsible for … all NewsCorp EMEA sites. The Senior Network Engineer provides technical leadership for the team, taking responsibility for promoting technical excellence and consistent implementation to provide a high performing and stable network for NewsCorp EMEA’s needs. The Senior Network Engineer has oversight of the implementations through reviewing and contributing to HLDs and LLDs More ❯

services, umbilicals, subsea hardware, and tooling. We also use applied technology expertise to serve the defense, entertainment, material handling, aerospace, science, and renewable energy industries. Position Summary The experienced Senior Network Engineer will work onshore in Aberdeen and at offshore locations. A strong background in network technologies is required. The Senior Network Engineer … with stakeholders across multiple levels to ensure seamless communication and collaboration Time and Task Activity management Change management including creation of CRQ's Design, write and update system documentation, network diagrams, field acceptance testing Installation and configuration of network infrastructure at local and remote locations Expertise in troubleshooting and analyzing diverse network architectures Proficient in monitoring and … diagnosing performance issues Knowledge of networking communication and routing protocols plus ability to troubleshoot issues Advanced knowledge of network operating systems including Cisco and Aruba Hands-on technical experience in FortiGate, Cisco, Palo Alto, Aruba, and Versa Firewalls specializing in fault management and diagnosis Maintain network lab and reconfigure as needed for project testing Sound knowledge of Process More ❯

Job Overview: As a Network Security Engineering team member, the Senior Network Security Engineer will specialise in firewalls and routing. The ideal candidate is a flexible, self-motivated individual who excels at multitasking and thrives in a fast-paced, challenging environment. This self-starter will bring ingenuity and expertise to design, implement, and maintain secure, scalable … high-performing network solutions that connect on-premises and public cloud environments. The role emphasizes driving automation through Infrastructure-as-Code (IaC) and GitOps methodologies, ensuring optimal network performance, and integrating robust security measures. Responsibilities: Network Design and Implementation: Design and implement secure, scalable, and high-performing network solutions bridging on-premises and public cloud environments. … Leverage routing and switching expertise (e.g., BGP, OSPF, MPLS) to ensure network performance and reliability across diverse environments. Analyze operational needs and proactively develop creative network solutions to address security challenges. Security and Firewall Management: Manage firewall configurations for the CyberEnergianetwork based on operational requirements. Develop and implement network security tools, produce threat models, and assess risks More ❯

Job Description: Job Description: The position is a site-based Network Engineering role in one of the DXC regional delivery centres in Glasgow or Newcastle. Expectation is the successful candidate will cover project delivery on a LAN refresh from Cisco to Aruba. Role - Network Engineer Clearance - SC Job Summary: This Network Engineering role focusses on implementation … of remote Network services for a DXC secure Customer. Role focus will cover LAN, WAN, Firewall, and Security infrastructures, remotely, with a key focus on Cisco and Aruba. Expectation is the successful candidate will have 5 to 10 years proven work experience in a challenging, multi-vendor Data centre environment working as part of a team delivering project engineering … functions. Key Responsibilities: Network Maintenance and Troubleshooting: Maintain data network hardware and systems. Investigate and resolve network and hardware issues. Analyze, isolate, and troubleshoot network errors. Assess and upgrade legacy network components as needed. Technical Support and Leadership: Provide technical support for both internal and external customers. Respond to technical inquiries and recommend solutions. Lead More ❯

Role Overview As a Senior Network Engineer, you will be responsible for the design, implementation, management, and optimization of customer network environments, with a strong focus on network security and high availability. You will work closely with international teams to support operations across Europe, with regular travel to our European headquarters in Vienna, Austria. The … Palo Alto, Cisco, and WatchGuard technologies, and ideally have a strong understanding of networking in the lottery or gaming sector. Your role will be critical in ensuring our customers network infrastructure supports our operational demands, regulatory requirements, and security policies. Key Responsibilities Design, deploy, and maintain robust and secure network infrastructure across multiple sites. Configure and manage firewalls … HPE, Cisco). Support and maintain Retail WAN networks using MPLS technology. Work closely with Security Operations (SecOps) team to ensure vulnerability management is maintained. Provide technical leadership in network-related projects, including capacity planning, upgrades, and security enhancements. Monitor network performance, troubleshoot issues, and implement proactive solutions to minimize downtime. Collaborate with cross-functional teams and third More ❯

Senior Network Engineer – Global Infrastructure (EMEA) 🔧 A leading global technology-driven company is seeking a Senior Network Engineer to join its advanced IT infrastructure team. This is a high-impact role for a seasoned engineer experienced in Cisco ISE , ACI , firewalls , VPNs , and Azure cloud networking . You'll take ownership of key … and maintain LAN/WAN, firewalls, routers, switches & wireless networks. Plan and execute site surveys, cabling layouts, and wireless heat maps. Lead disaster recovery planning and incident escalation. Monitor network performance and recommend optimisations. Support internal teams via service desk, knowledge base, and process development. ✅ You Should Have ✅ Strong hands-on experience with Cisco/Meraki networking (including ACI … administration (required). Experience with Azure networking and VPN/firewall configurations. Desired: Python scripting , Cisco/Juniper certs, ITIL familiarity. Excellent troubleshooting, documentation, and communication skills. Ready to engineer reliable, secure, and scalable global networks? Let’s talk, apply now or reach out for a confidential conversation. More ❯

The Senior Engineer is a senior technical authority and key resource within PD-ITSD with technical ownership of key IT systems deployed across EMEA and North America. The role requires a strong and broad technical skillset, exemplary communication skills, project management discipline and the capacity to balance operational support and strategic project delivery requirements fluidly and efficiently. … The senior nature of the role necessitates technical mentorship of junior staff and knowledge transfer to other related IT teams. The primary focus of the Senior Engineer is the maintenance and operations of existing systems, and the development, design, implementation, and management of scalable, secure, and highly available cloud network infrastructure across SMBC EMEA. The Senior Engineer will focus on network optimisation, security, and hybrid connectivity, while also incorporating SRE practices to ensure high reliability and rapid incident response. The organisation has invested in software defined networking and the Senior Engineer is expected to be proficient in the support and configuration of these solutions and provide input into the technical strategy More ❯

About the job We currently have an exciting opportunity for SeniorNetwork Engineer to join our existing experienced team. What do we look for in a Senior Network Engineer? Do you feel as comfortable building and supporting production LANs as you do global WANs? Can you implement firewall rules from an application's bespoke requirements? Are you … an innovative way? Are you ready to learn about Secure by Design methodologies from a company working in National Security & Defence? Essential Skills: Implementation and Support of; Wide Area Network Architecture Network Routing Protocols - OSPF, BGP Virtual Private Networks (VPNs) and Network Security Infrastructure - e.g. IKEv2, NGFWs Creating configuration guides and implementing from High Level and Low … Level Designs Desirable Skills: Implementation and Support of; Data Centre Network Architecture - Spine/Leaf Fabric, EVPN, BGP, Geneve High Assurance IP Encryptors (HAIPE) Infrastructure Automation and Orchestration technologies (e.g. Ansible, Terraform etc.) Whitebox Network Infrastructure (e.g. Mellanox, Cumulus Linux, Nvidia Networking) Support and Troubleshooting of NSX Cisco CCNP or equivalent experience Why SIXWORKS? SiXworks is a leading More ❯

Network Engineer Consultant (Campus Routing and Switching) - This role is open to the following locations in UK : London , UK Edinburgh , UK Description: The Network Engineer Consultant will be responsible for designing, implementing, and maintaining the network infrastructure of our organization. This role requires a deep understanding of routing and switching technologies to ensure the efficient … and secure transfer of data across the network. It will support the Unified Communication (UC) teams’ program of work focusing on network engineering aspects. Responsibilities: Design and implement functional network infrastructure (routing, switching, Wi-Fi) that ensures the integrity and availability of information and access. Work alongside the UC team covering network aspects for the delivery of … Supporting the UC teams migration of on-prem Cisco UC infrastructure to Cisco hosted or Cloud solutions. QoS implementations to aid the changing UC landscape with and Wide Area Network capacity planning and upgrades Rollout of Cisco ThousandEyes monitoring across the network Troubleshoot network issues and outages, schedule upgrades, and collaborate with network architects on network More ❯

Network Engineer Consultant (Campus Routing and Switching) - This role is open to the following locations in UK : London , UK Edinburgh , UK Description: The Network Engineer Consultant will be responsible for designing, implementing, and maintaining the network infrastructure of our organization. This role requires a deep understanding of routing and switching technologies to ensure the efficient … and secure transfer of data across the network. It will support the Unified Communication (UC) teams’ program of work focusing on network engineering aspects. Responsibilities: Design and implement functional network infrastructure (routing, switching, Wi-Fi) that ensures the integrity and availability of information and access. Work alongside the UC team covering network aspects for the delivery of … Supporting the UC teams migration of on-prem Cisco UC infrastructure to Cisco hosted or Cloud solutions. QoS implementations to aid the changing UC landscape with and Wide Area Network capacity planning and upgrades Rollout of Cisco ThousandEyes monitoring across the network Troubleshoot network issues and outages, schedule upgrades, and collaborate with network architects on network More ❯

Join to apply for the Senior Network Engineer role at names.co.uk 3 days ago Be among the first 25 applicants Join to apply for the Senior Network Engineer role at names.co.uk Company overview: Team.Blue Internet Services UK Limited is one of the UK's biggest domain name and hosting providers. Domain names and web … mind open We treat each other with respect and regard We’re always thinking ’what’s next?’ Job Description: On a day-to-day basis, you will manage the network infrastructure that delivers UK & Ireland core network connectivity, including core POP sites, transit interconnection, peering and fibre backhaul services to our Reading Data Centre. The routing and switching … Products will also fall under your direct responsibility. This includes making sure that all services are available for 100% of the time as well as making sure that the network is deployed in a resilient configuration, failures, faults and general health issues are quickly resolved, and careful capacity planning to deliver in advance of requirement. Another important part of More ❯

Job Description CACI Network Services is a rapidly expanding specialist IT and Networks consultancy offering a wide variety of opportunities to work within challenging and exciting environments with our major clients in Global Media, Banking, Government, Telecoms & Utilities. We are looking for a seasoned Wireless Network Engineer to join our infrastructure team within a leading financial institution. … IPS deployments across European branches. Develop and enforce global standards for networking devices and configurations. Conduct and remediate findings from penetration tests and security assessments. Lead the migration of network infrastructure to align with new security frameworks. Perform site surveys and RF planning using tools like Ekahau or AirMagnet. Required Skills and Experience Proven experience in wireless network … setups. Hands-on experience with security tools such as McAfee HIPS, Trend Micro, SafeNet Ethernet Encryptor, and Tripwire. Familiarity with centralized authentication services (AAA), RADIUS, and RSA. Experience with network automation tools and scripting like Python, Ansible, or Terraform is advantageous. Certifications Cisco Certifications: CCNA, CCNP, or CCIE in Wireless or Enterprise Infrastructure. CWNP Certifications: CWNA, CWSP, CWDP, or More ❯

Energy's IT team. Your primary responsibilities will include monitoring, managing, and providing support for our dynamic global networking environments. This involves ensuring the stability and integrity of our network services, troubleshooting issues, and implementing improvements to enhance operational efficiency across our global operations. Responsibilities: Help design and implement Assala's global networking roadmap. Maintain, monitor and troubleshoot Assala … s global network. Be the focal point for all issues relating to the global network and networking security events. Supplier management (WAN, LAN and hardware). Analysis and investigation of alerts arising from Security Events and vulnerability scanning tools. Analysis, investigation and refinement of alerts and reports arising from Network Behaviour Analytics tools. Analysis, investigation and resolution of … incidents arising from network monitoring tools. Creating/modifying configurations on Cisco/Arista switches, routers and firewalls (Firepower & Palo Alto). Vulnerability Scanning and reporting. Prioritising and tracking remediation of vulnerabilities. Quality assurance of Incident and Change tickets, implementation of change tickets, ensuring information is captured and maintained. Using packet-capture tools, analyse packet flows and utilise network More ❯

Job Description Senior Network & Security Engineer – Cloud Migration (Contract) Location: Edinburgh/Hybrid Contract Length: 3 Month Initial Contract Day Rate: Approx £550 - £600 Inside IR35 Start Date: ASAP We’re looking for an experienced Senior Network & Security Engineer to lead a large-scale cloud migration project for a major Banking client. You'll … play a key role in transforming on-prem infrastructure into secure, scalable cloud environments (Azure/AWS). Key Responsibilities: Design and implement network and security solutions across hybrid environments Lead firewall, data center, and cloud migrations Configure and manage Cisco (ASA, Firepower, ISE, ACI), Palo Alto, Checkpoint Optimize routing (BGP, OSPF), Layer 2/3 switching , and SD … WAN deployments Ensure cloud and network security compliance with best practices What You Bring: Experience working within Financial Services Strong hands-on experience in network infrastructure & security engineering Proven background in cloud migration projects (Azure/AWS) In-depth knowledge of enterprise firewalls, network protocols, and cloud architecture #J-18808-Ljbffr More ❯

Senior Network Engineer Cisco LAN WAN VPN Hybrid South Wales Location: South Wales Type: Permanent Working Pattern: Hybrid (one day per week or fortnight onsite) Salary: £47000 to £53600 plus 23.7 percent pension and excellent benefits We are seeking a highly skilled Senior Network Engineer with proven experience in Cisco networking technologies to join … a progressive and collaborative IT team. This is a senior technical role responsible for delivering resilient and secure LAN WAN and VPN infrastructure across a large and complex environment. Key Responsibilities Lead operational management of enterprise-wide voice and data networks Configure, maintain, and support Cisco network infrastructure including switches, firewalls, and access points Deliver secure and efficient … and stakeholders on strategic digital transformation projects Ensure service continuity, system resilience, and cyber security best practices Required Skills and Experience Strong practical experience with Cisco technologies in a senior or lead role Deep understanding of network design configuration and troubleshooting Proficiency in managing LAN WAN and VPN environments Experience with network security including firewalls, intrusion detection More ❯

across a range of media, including: news and information services, digital real estate services, book publishing, digital education, and sports programming and pay-tv distribution. **About The Role** The Senior Network Engineer role reports directly to the Manager, Network Operations, EMEA in the News Corp Infrastructure Operations team.. The EMEA Networks Operations team is responsible for … all NewsCorp EMEA sites. The **Senior Network Engineer** provides technical leadership for the team, taking responsibility for promoting technical excellence and consistent implementation to provide a high performing and stable network for NewsCorp EMEA’s needs. The Senior Network Engineer has oversight of the implementations through reviewing and contributing to HLDs and LLDs … as well as ensuring that the delivered solutions are fit for purpose and consistent with the intentions of the design. The Senior Network Engineer also has oversight of the operational incident process, highlighting issues that need more attention and taking ownership when escalation is required. The Senior Network Engineer represents the Network team More ❯

week ago Be among the first 25 applicants 4 days a week on site in London I am looking for a Senior Networking Engineer to join a thriving IT solutions consultancy offering the chance to work on the most exciting data centre technologies! Senior Networking Engineer Permanent £70,000 - £80,000 per annum 4 days a … week on site in London This is a fantastic opportunity to work at the cutting edge of low-latency network design, colocation infrastructure, and network automation, delivering a major new data centre implementation project for a financial services client. You will play a critical role in designing, building, and supporting high-performance, highly available network solutions across … or Arista EOS. Proven experience deploying networks in low latency environments. Proven experience in financial trading environments. Solid knowledge of WAN technologies, optical networking, and fibre waves. Proficient in network automation (Ansible, Python, Jinja2, Git, Terraform, Jenkins). Experience in multicast configuration and troubleshooting, Layer 1 MUX switching, packet tapping and timestamping, and network security principles (VPNs, QoS More ❯

us. So, whether you're just starting out in your career or looking to progress as an industry professional, Node4 has a place for you. About the role The Senior Network Support Engineer is responsible for providing technical support to the organization's computer network infrastructure, ensuring that the network runs efficiently and effectively. They … will provide troubleshooting assistance to users, analyze network performance, and recommend upgrades, as needed. The Senior Network Support Engineer will also work with the network engineering team to design and implement new network technologies and maintain network security. What will you bring? Extensive knowledge of network protocols and technologies, including TCP/… IP, DNS, DHCP, VLANs, and VPNs. Experience with network security, including firewalls, intrusion detection/prevention systems, and access control. Knowledge of routing and switching technologies, including OSPF, BGP, and VLANs. Experience with network monitoring tools, such as Nagios or SolarWinds. Strong analytical and problem-solving skills. Excellent communication and interpersonal skills. Ability to work independently and in More ❯

About the Role: The Enterprise Networks team designs, builds and sustains the network powering Deliveroo’s internal teams 24/7/365 - this includes in both office and kitchen locations in multiple countries across Asia, the Middle-East and Europe. As a Senior Network Engineer, you will be responsible for proactively improving our Networking environments … providing feedback and support to adhere to Service Levels. Your support, systems engineering and automation skills will be challenged and appreciated daily. What You'll Be Doing: Be a senior member of a team dedicated to running the networks that underpin the success of the business. Be an advocate representing individuals and groups of users to ensure our fellow … the best possible connectivity experience. Leading on the delivery of networking projects—from inception and design, to deployment and go-live, with a primary focus on reliable operations. Wireless network design, planning, testing and surveying. Configuration management of firewalls, switches and wireless network hardware. Contributing to the Operational Excellence of the team, including its on-call, observability and More ❯

eligible to go through this clearance. This position will be based on site near Chippenham. Your future duties and responsibilities We are looking for a highly skilled and experienced Senior Network Engineer to join our team. This role is primarily support-focused, with opportunities to contribute to network integration and design projects. The ideal candidate will … in advanced networking technologies, ensuring the stability, security, and scalability of our infrastructure. This position includes participation in an on-call rota to support business-critical systems. Key Responsibilities: Network Operations & Support: - Provide advanced troubleshooting for Dell OS10, Sonic switches, Cisco firewalls, switches, routers, Palo Alto firewalls, and NSX-T. - Manage and maintain spine and leaf architectures, BGP, VPN … configurations, and data centre patching. - Ensure high availability and performance of network services. Integration & Design: - Contribute to the design and integration of new network solutions to meet evolving business needs. - Collaborate with cross-functional teams to implement network improvements and expansions. - Maintain detailed network design documentation for operational transparency. Infrastructure Management: - Oversee IP address management and More ❯

Job Summary We’re looking for a talented senior network engineer to join our team. The role will be split between the following areas: Projects: design, specification and implementation of high-availability network infrastructure, typically in the 50-500 user range. NOC: Ongoing network monitoring & management and improving our NOC function using RMM and other … required, overseeing installation including hands-on deployment and configuration, documentation, ongoing management and support, troubleshooting, and helping upskill the rest of the team. You will work across the full network stack and will need expert-level knowledge to design, specify, implement, troubleshoot, monitor and manage the full network stack including: Routers & Firewalls : SPI/DPI/UTM/… HP Aruba, Juniper, Mikrotik, Ruckus and Unifi. Responsibilities Assist in developing project specifications and proposals and responding to RFPs. You should be able to produce high-level and detailed network designs, specify the right equipment, liaising with clients and vendors as necessary. Participate in projects including the design, specification and implementation of new networks. This includes high level and More ❯

Senior Network Engineer Network Infrastructure Firewalls Routing & Switching 50,000 - 55,000 Would need to be DV clearable! Are you a seasoned Network Engineer with a passion for building robust, secure infrastructure? We're hiring a Senior Network Engineer to take a lead role in designing, deploying, and supporting enterprise LAN … for complex incidents, and drive improvements to critical infrastructure. Key Responsibilities: Deploy and manage LAN, WAN, and WLAN networks to meet evolving business demands. Proactively monitor, troubleshoot, and enhance network infrastructure. Serve as a senior escalation point within the team, mentoring more junior engineers. Maintain comprehensive documentation for topologies, configurations, and incident responses. Troubleshoot and manage firewalls including … Palo Alto, Cisco ASA (AnyConnect), and Fortigate. Utilise network diagnostic tools (e.g. Wireshark) and monitoring systems using SNMP. Support VPN and IPSEC deployments, certificate management, and secure remote access. About You: 5+ years in a Network Engineering role, ideally in a customer-facing or MSP environment. Solid understanding of TCP/IP, routing protocols (EIGRP, BGP, OSPF), and More ❯

Senior Network Engineer Network Infrastructure | Firewalls | Routing & Switching £50,000 - £55,000 Would need to be DV clearable! Are you a seasoned Network Engineer with a passion for building robust, secure infrastructure? We're hiring a Senior Network Engineer to take a lead role in designing, deploying, and supporting enterprise LAN … for complex incidents, and drive improvements to critical infrastructure. Key Responsibilities: Deploy and manage LAN, WAN, and WLAN networks to meet evolving business demands. Proactively monitor, troubleshoot, and enhance network infrastructure. Serve as a senior escalation point within the team, mentoring more junior engineers. Maintain comprehensive documentation for topologies, configurations, and incident responses. Troubleshoot and manage firewalls including … Palo Alto, Cisco ASA (AnyConnect), and Fortigate. Utilise network diagnostic tools (e.g. Wireshark) and monitoring systems using SNMP. Support VPN and IPSEC deployments, certificate management, and secure remote access. About You: 5+ years in a Network Engineering role, ideally in a customer-facing or MSP environment. Solid understanding of TCP/IP, routing protocols (EIGRP, BGP, OSPF), and More ❯

Senior Network Engineer - CCNP, JNCIP, ACMP - Cisco, Juniper, Aruba, Firewalls, LAN/WAN, Low Level Design Why this company? Growing and owning new technology through the network Consistent Innovation and creativity to progress your career Cutting Edge technology across the Cisco, Juniper, Aruba and Security Firewall arena Great opportunity to work with large scaled clients You … for a new opportunity to retain and gain outstanding technologies that will further develop your skills and drive success for the business. Collaborating with seasoned professionals on large scale network & security transformations. Key Skills: CCNP, JNCIP, ACMP LAN enterprise Wireless networking Juniper Multi-vendor security knowledge Hands on experience working with complex network projects Responsibilities: Low Level Designs … Getting in front of customers - P1 style Utilize your expertise to design and implement intricate network architectures for clients Design, implementation and migration Support problem solving complex network and security challenges across multiple functions 1 in 7 escalation rota - P1 for your customer For further information, please email sam.wells@infraview.co.uk or call on 020 3950 9970. #J More ❯