17 of 17 Senior Network Engineer Jobs in the South East

Senior Network Engineer (Nexus VXLAN essential) (Remote UK based workers only) Certain Advantage are recruiting on behalf of our global client for Senior Network Engineers with demonstrable experience in the full lifecycle i.e. requirement gathering, HLD, LLD, End Of Life, configs, and deployment. Were also looking for Senior Engineers who can offer expertise in … the design and deployment of LAN/WLAN covering (one or more): Aruba WLAN, Infoblox DDIA F5 load balancing As the Senior Network Engineer youll be expected to be a Subject Matter Expert (SME) covering the application of telecoms and network technology deployed across the Group, covering all businesses and locations (offices, onshore & offshore plants, etc … and various types of projects including capex and IT projects. Youll participate in larger project or lead smaller projects and deliver the network elements in the project. The network engineer will be the key person in the project for all telecom and network elements. The key accountabilities are: Development of detailed designs for portfolio solutions/ More ❯

Senior Network Engineer – F5/Juniper (DV Cleared) Type: Permanent Salary: £70,000 – £80,000 Location: Hampshire (on-site, 5 days/week) + ad-hoc Gloucestershire Start Date: January 2026 Clearance: Active & transferable DV clearance required Tektora are proud to be partnering with a long-standing client who are looking to strengthen their team with a … Senior Network Engineer in the New Year. If you’re considering a fresh start in January, this could be the ideal opportunity. In this role, you’ll be at the forefront of delivering secure, high-performance network solutions, with a hands-on focus across F5 and Juniper technologies. You’ll contribute to designs, own LLDs/… builds, and be a trusted technical authority on critical projects within a highly regulated environment. What you’ll be doing: Shaping and delivering network designs (HLD/LLD, configs, standards). Building and operating F5 BIG-IP (LTM, ASM; ideally APM, DNS/GTM, AFM). Implementing Juniper EX/QFX/SRX/MX with OSPF/BGP More ❯

Senior Network Engineer Bedford £50,169 per annum Permanent Full Time (will consider Part-Time Applications) Design, implement, and maintain robust, secure, and scalable network infrastructure solutions. Ensure high availability, performance, and security of bphas network systems while mentoring junior staff and collaborating across IT teams. Key Responsibilities Design and develop network architecture strategies … aligned with business needs and industry standards. Implement and manage network security measures (firewalls, VPNs, IDS/IPS). Configure and maintain routers, switches, wireless systems, and firewalls. Deploy scalable, high-performance network solutions with minimal downtime. Conduct regular network maintenance, updates, and upgrades. Perform security audits and vulnerability assessments. Respond to and mitigate network security … incidents. Automate network tasks and processes using scripting tools. Maintain comprehensive network documentation and diagrams. Collaborate with IT teams and third-party vendors on network-related projects. Provide technical guidance and mentorship to team members. Stay current with emerging network technologies and trends. Key Performance Indicators High network uptime and minimal downtime. Successful delivery of More ❯

Senior Network Engineer Location: Hybrid (London/Hampshire/Bucks) Our client is looking for a Senior Network Engineer to help shape and support a large-scale, multi–data centre network that powers a global "as a Service" platform. You'll take ownership across 13–14 DCs, keeping enterprise clients connected and driving … VLAN/VXLAN , Wi-Fi , and Palo Alto/Sophos firewalls , while contributing to automation, segmentation, and SD-WAN initiatives that move the platform toward the next generation of network capability. Career Growth & Development Our client offers a fully funded training and certification programme with industry leaders including Cisco and Palo Alto . You'll get dedicated study time … such as CCNP or CCIE — all while gaining hands-on experience in complex enterprise environments. What Makes It Great Join a top-tier enterprise MSP delivering secure, high-performance network solutions. Accelerate your career through funded certifications and real enterprise deployments. Hybrid working (2 days a week in the office) with flexibility and autonomy. Exposure to cutting-edge data More ❯

Senior Network Engineer - up to £80,000 PA Central London (Hybrid) Well-established, highly profitable construction engineering business is seeking an experienced Senior Network Engineer to join them on a permanent basis. You'll be joining at a critical time as the organisation expands its technical capability, with ambitious growth plans and multiple acquisitions … firewalls and Fortigate Manager Provide administration and support for Active Directory (on-prem) Contribute to the adoption and integration of Azure and, where appropriate, AWS Manage and maintain Meraki network devices Ensure high levels of performance, availability and security across all network services Act as the primary point of contact for all networking-related issues and improvements Skills More ❯

Senior Network Security Engineer page is loaded Senior Network Security Engineerlocations: UK - Hooktime type: Full timeposted on: Posted Todayjob requisition id: R At Elanco (NYSE: ELAN) - it all starts with animals! As a global leader in animal health, we are dedicated to innovation and delivering products and services to prevent and treat disease in farm … acquire new skills and experiences that will propel your career to new heights. Making animals' lives better makes life better - join our team today! We are seeking a passionate Network Security Engineer to assist us in delivering and implementing a suite of new technology solutions for the company. The Network Security Engineer role will contribute to … the delivery of various technical products alongside other engineers and architects. The Network Security Engineer will be part of the team responsible for developing and supporting Elanco's Network and Security Platform. The team collaborates closely with the technical service owners and operations team to continuously raise the reliability bar for our services, guiding the adoption of More ❯

Senior Network Engineer | Wireless, Security & Automation Specialist Location: Bengaluru, India Shift Timings (24/7 Support Role): We're hiring for three shifts: 1:30 a.m. – 10:30 a.m. Pacific 9:00 a.m. – 6:00 p.m. Pacific 5:30 p.m. – 2:30 a.m. Pacific About the Role: We're seeking a Senior Network Engineer … Networking: Firewalls, ACLs, segmentation & threat protection Automation & IaC: Terraform (Infrastructure as Code), API Integration Operations: End-to-end issue resolution across L1–L4 Responsibilities: Design, deploy & maintain secure, scalable network infrastructure Automate provisioning and configuration via Terraform & APIs Troubleshoot complex issues across layers 1–4 in real time Integrate and optimize Meraki & Mist wireless solutions Collaborate with DevOps and … Security teams for robust network uptime Maintain documentation, SOPs, and change management records Preferred Qualifications: 5+ years of enterprise networking experience Strong analytical, troubleshooting, and automation skills Certifications like CCNP/CWNP/Meraki ECMS/CompTIA Network+/Terraform Associate are a plus Apply Now: Networking #Wireless #Security #Meraki #Mist #Terraform #InfrastructureAsCode #APIIntegration #Routing #Switching #LAN #WAN #DNS More ❯

Senior Network Design Engineer Salary: £55k basic + £6k car allowance + 10% bonus + 10% DV allowance + 10% Pension Basingstoke: Hybrid circa 2/3 days a week on site Security Clearance: Needs SC Clearance to start and willingness to go through DV Clearance A global IT Consultancy are looking for three Senior Network … technical networking knowledge with industry-recognized certifications (e.g., Cisco CCNA/CCNP, Juniper JNCIS-ENT). Experience with routing protocols, virtual routing instances, VPNs, and security zones. Experience with network security products including Intrusion Detection Systems (IDS) and Intrusion Prevention Systems (IPS). Proficiency in F5, Cisco Secure Firewall, and Gigamon technology. Demonstrable design experience with global network vendors (e.g., Cisco, Juniper). Network device configuration, troubleshooting, and defect resolution skills. Understanding of project life cycle from requirements gathering to operational acceptance Responsibilities: Design and Deploy Functional Networks: Design and deploy networks (LAN, WAN) to meet the organization and customer needs. Troubleshoot Network Issues: Diagnose and troubleshoot network issues, including those escalated by lower More ❯

An elite global hedge fund are now seeking a Senior Network Engineer to work on it’s trading infrastructure. To apply, you will ideally be CCIE qualified with a strong background in low latency and multicast networks. Our client is a leading global market maker with an emphasis on technology to match. They seek an experienced profile … look to build ultra-fast and reliable connectivity to proprietary trading technology, invariably around a bleeding edge Cisco environment. What you'll be doing: Design, deploy and troubleshoot global network infrastructure Design industry leading networks Implement optimisations to build low latency network Work on network redesign, expansion and upgrade Support trading teams in relation to high frequency … Automation, capacity planning and connectivity advancement Manage network expansion, upgrades and support Provide expert support to high frequency trading teams What exposure you'll ideally have: LAN/WAN, Data Centres - VXLANs Cisco, Juniper, Arista Security - Palo Alto & Fortinet MPLS, BGP, OSPF, multicast, TCP/UDP Automation and Python scripting, Ansible, Terraform Linux operating systems Financial/Trading environment More ❯

An elite global hedge fund are now seeking a Senior Network Engineer to work on it’s trading infrastructure. To apply, you will ideally be CCIE qualified with a strong background in low latency and multicast networks. Our client is a leading global market maker with an emphasis on technology to match. They seek an experienced profile … look to build ultra-fast and reliable connectivity to proprietary trading technology, invariably around a bleeding edge Cisco environment. What you'll be doing: Design, deploy and troubleshoot global network infrastructure Design industry leading networks Implement optimisations to build low latency network Work on network redesign, expansion and upgrade Support trading teams in relation to high frequency … Automation, capacity planning and connectivity advancement Manage network expansion, upgrades and support Provide expert support to high frequency trading teams What exposure you'll ideally have: LAN/WAN, Data Centres - VXLANs Cisco, Juniper, Arista Security - Palo Alto & Fortinet MPLS, BGP, OSPF, multicast, TCP/UDP Automation and Python scripting, Ansible, Terraform Linux operating systems Financial/Trading environment More ❯

An elite global hedge fund are now seeking a Senior Network Engineer to work on it’s trading infrastructure. To apply, you will ideally be CCIE qualified with a strong background in low latency and multicast networks. Our client is a leading global market maker with an emphasis on technology to match. They seek an experienced profile … look to build ultra-fast and reliable connectivity to proprietary trading technology, invariably around a bleeding edge Cisco environment. What you'll be doing: Design, deploy and troubleshoot global network infrastructure Design industry leading networks Implement optimisations to build low latency network Work on network redesign, expansion and upgrade Support trading teams in relation to high frequency … Automation, capacity planning and connectivity advancement Manage network expansion, upgrades and support Provide expert support to high frequency trading teams What exposure you'll ideally have: LAN/WAN, Data Centres - VXLANs Cisco, Juniper, Arista Security - Palo Alto & Fortinet MPLS, BGP, OSPF, multicast, TCP/UDP Automation and Python scripting, Ansible, Terraform Linux operating systems Financial/Trading environment More ❯

Senior Network Engineer +3 months +DV cleared role +Remote working + 475 - 525 a day Skills: +Aruba +Cisco +DV clearance We are seeking an experienced Network Consultant to join a high-profile public sector engagement. Working alongside the Project Manager and Solution Architect, you will play a key role in the discovery, classification, and consolidation of … security guidelines and business processes. Develop a migration roadmap aligned with business priorities and technical requirements. Identify and prioritise business functions and services. Assess dependencies between systems, applications, and network requirements. Validate compatibility with the existing network estate. Define phased migration strategies to minimise operational disruption. Skills & Experience Strong networking background with hands-on experience across Aruba, Cisco More ❯

Venn Group are working with a University to hire an Senior Network Engineer on a contract basis, to provide expert-level technical support, resolve complex issues, and to assist with their Network re-architecture. This role is crutial to ensuring seemless network infrastructure across the Univerisity. Employment type: Contract Location: Central London Onsite requirement: Hybrid … and support of core data networking and wireless infrastructure , ensuring systems meet user needs and align with the University’s IT strategy. Drive capacity planning and technical development for network services, improving processes, tools, and documentation to enhance support and service delivery. Develop and test network solutions , focusing on data, voice, and wireless technologies; contribute to strategic planning … and service improvements based on feedback and research. Coordinate with external vendors to ensure effective delivery and support of third-party network and telecom services. Lead project work using the Information Services framework , managing your own tasks and supporting the team to meet deliverables and customer expectations. Provide training and documentation for Information Services staff, ensuring high service standards More ❯

If your aspirations are to become to Network Engineer then this role will help you get there. This role is replacing the Senior NOC Engineer who just got promoted to our Network Engineering team. Network Operations looks after our customer network and is responsible for maintaining both the physical and logical services to … our customers, reporting to the NOC Manager we re a lean and efficient team who utilise peer reviewed process and supported tools and documentation to keep our customers network live 24/7/365. Teamwork is paramount and as such we form strong bonds to ensure success not only for the company, but for the individual members of … our team. The role of the Senior NOC Engineer Tier 2 will to be ensure the healthy running of our WAN via reactive fault resolution on our cabinet switches and routers and proactive jobs to update software and firmware. This role will be responsible for owning cases escalated from the Tier 1 team (NOC engineer) and resolving More ❯

If your aspirations are to become to Network Engineer then this role will help you get there. This role is replacing the Senior NOC Engineer who just got promoted to our Network Engineering team. Network Operations looks after our customer network and is responsible for maintaining both the physical and logical services to … our customers, reporting to the NOC Manager we’re a lean and efficient team who utilise peer reviewed process and supported tools and documentation to keep our customers network live 24/7/365. Teamwork is paramount and as such we form strong bonds to ensure success not only for the company, but for the individual members of … our team. The role of the Senior NOC Engineer – Tier 2 will to be ensure the healthy running of our WAN via reactive fault resolution on our cabinet switches and routers and proactive jobs to update software and firmware. This role will be responsible for owning cases escalated from the Tier 1 team (NOC engineer) and resolving More ❯

We’re hiring a Lead Networking Engineer for a 12-month contract with a global organisation based in London. This role is central to a major transformation programme, focusing on modernising the company’s networking infrastructure and solutions. Responsibilities: Responsible for maintaining the existing LAN/WAN infrastructure as well as working on projects to maintain our LAN/… WAN and Office Moves and Changes Design, implement, and manage complex network infrastructure using Cisco Campus Networking 9300 series and Cisco Nexus switches. Configure, deploy, and maintain Palo Alto Prisma Access firewall policies to ensure secure access to critical applications and data. Implement and manage VeloCloud SD-WAN solutions to optimise network performance and ensure reliable connectivity across More ❯

My client are an IT Managed Service Company who are currently recruiting for a home based Fortinet Engineer to join their team. The role will be within the Networks team with a focus on Fortinet security products. You will be required to: Install and configure Fortinet products e.g., FortiGate, FortiAnalyzer and FortiManager. Migration from other Security vendors to Fortinet … pre/post sales meetings with customers and advise on new and existing deployments where possible/appropriate. Travel to customer sites around the UK and working with the Network security admins. You will ideally be a minimum of NSE4 qualified. NSE-5 or NSE-7 would also be advantageous. Salary to £40,000 - £75,000 + car or More ❯