1 to 25 of 41 Permanent Network Architecture Jobs

global technology services company with over 40 years' presence in the UK, recently establishing its Aerospace and Defence Hub in Farnborough. We deliver critical network solutions supporting defence and aerospace organisations operating in highly secure, mission-critical environments. About the Role The Network Architect designs, implements and manages … enterprise-scale secure network infrastructures for defence and aerospace clients. You will lead the development of network strategies, architect secure multi-site connectivity solutions, and ensure networks support both current operations and future modernisation programmes. This role demands deep technical expertise in network technologies, security architecture ...

Principal Network Engineer - ISP Permanent | £80,000pa - £90,000pa + Benefits | London HQ - Hybrid Role - 2 Days per Week at HQ Location is London. Candidates located across the UK Midlands, London and South East UK will be considered, provided they can attend the London HQ two days per week. … Opportunity: Surfing a wave of success in 2026, my client is offering an experienced Principal Network Engineer this exciting opportunity to lead the architecture, design, delivery and optimisation of large-scale carrier-grade networks. You will act as the Senior Technical Authority across Network Infrastructure Projects, providing ...

Summary Take ownership of secure network architecture across complex defence programmes where your technical decisions influence critical environments from concept through to delivery. This is an opportunity to broaden your architectural influence, work across high assurance systems and develop expertise in secure infrastructure, network security and emerging … Location and Setup Full-time role in Hertfordshire with hybrid working (2-3 days a week onsite) What You Will Be Doing Designing secure network architectures that support complex business and operational requirements. Providing architectural leadership throughout the full project lifecycle, from initial concept and feasibility through to implementation ...

incident. Our clients continue to face increasingly destructive cyber threats, particularly ransomware, destructive malware, business email compromise, Active Directory compromise, cloud compromise and advanced network intrusions. In these situations, clients look to KPMG not only to investigate and contain the incident, but also to help them recover securely, rebuild … stabilise their environment, remove attacker persistence, restore identity and infrastructure services, support patching and vulnerability remediation, advise on secure rebuild patterns, review and redesign network architecture, establish isolated recovery environments, and define phased recovery and security improvement roadmaps. This role is particularly suited to someone with strong hands ...

public sector. As part of our continued growth, we are looking to expand our team with the recruitment of a Senior Network Consultant who can lead and support a wide range of client-side networking, connectivity, unified communications and infrastructure projects. This role offers the opportunity to work across … complex enterprise and public sector environments, helping clients shape, procure , govern and deliver modern, secure and resilient network services. Projects may include wired and wireless LAN, WAN, SD-WAN, D ata C entre connectivity, cloud connectivity, Zero Trust networking, cyber security, network security, service transition and managed network ...

Network Engineer, CCNP level, Security, Design, Implementation. They are seeking an experienced Network Engineer to take ownership of the design, security, performance, and ongoing evolution of the UK's network infrastructure. This is a critical position responsible for leading network architecture, firewall management, connectivity solutions … supporting partnerships, EMR integrations, and infrastructure modernisation programmes, ensuring all solutions remain secure, compliant, and aligned with enterprise standards. The role: Core IT Infrastructure & Network Delivery Cyber Security & Compliance Vulnerability Management & Penetration Testing Remediation Domain & Infrastructure Integration Multi-site Network Modernisation Future Clinic Infrastructure Standards & Design Design, implement ...

looking for an experienced Principal Systems Engineer with a strong networking background. This role focuses on the design, implementation and support of secure enterprise network environments, working across network architecture, lab infrastructure and integration activities. We're keen to speak with engineers who have experience of: Enterprise … Network Architecture TCP/IP & the OSI Model IPv4 Addressing VLAN Configuration Network Implementation & Deployment Cisco or enterprise networking environments NetConf Lab or test environments Network Security Safety Critical or Time Sensitive Networks (desirable) You'll be supporting the design and maintenance of Leonardo ...

Management consultant - Fibre and Backhaul Network Consultant Location: London Career Level 9: Consultant As a team: Our 8,000+ strong team of Network Professionals combine deep business insight and technology supporting CSPs (communication service providers); Technology and Hyperscale clients to reinvent, modernise and operate their networks. Increasingly this … exciting ways. If you’re looking for a challenging career working in a vibrant environment with access to training and a global network of experts, this could be the role for you. As part of our global team, you'll be working with cutting-edge technologies and on ground ...

critical role in shaping and delivering robust, secure, and scalable enterprise technology solutions across DS Smith. This role holds technical accountability for infrastructure and network architecture across a complex, multi-site international environment. You will lead the design and governance of core infrastructure services spanning networking, cloud connectivity … datacentre, and endpoint environments-ensuring solutions are resilient, secure, and aligned with enterprise strategy. Working closely with Infrastructure Operations, Cybersecurity, Enterprise Architecture, and project delivery teams, you will enable business transformation whilst ensuring technology standards, governance, and operational excellence are consistently upheld. Key responsibilities include: Designing ...

Cleared Network Engineer Location: London (100% On-site) Salary: Up to £100,000 + 10% Bonus Security Clearance: Active DV Clearance required (10+ years UK residency essential) About the Role We are seeking a Network Engineer to join a global security practice delivering mission-critical infrastructure projects. This … global defense capabilities. Working as part of a high-performing engineering practice, you will be responsible for designing, building, testing, validating, and maintaining secure network architecture across enterprise and data center environments. Key Responsibilities Network Infrastructure Management: Accountable for system design, build, testing, validation, maintenance, and support ...

Network Administrator Working pattern: Initially office-based, with flexibility to work on a hybrid basis following successful completion of probation Working hours: 8:00am–4:00pm, 8:30am–4:30pm, 9:00am–5:00pm or 10:00am–6:00pm Department: IT We are looking for an experienced IT Network Administrator to support the implementation, maintenance and continued improvement of a complex IT network environment. This is a varied technical role covering wired and wireless networking, VMware administration, network security, infrastructure projects and third-line support. You will help maintain a reliable and secure network across ...

Private 5G Core platforms and enterprise connectivity solutions. This is a hands-on role for someone with strong experience across 4G EPC, 5G Core, network slicing, subscriber management and end-to-end core integration. Key Responsibilities: Deploy and integrate mobile core network solutions for Private 5G and enterprise … networks. Install, configure and upgrade core network software components. Configure core network services and management platforms. Manage subscriber provisioning, SIM management, APN/DNN configuration and service profiles. Support 5G network slicing configuration and validation. Integrate core networks with RAN, IP Transport networks and enterprise applications. Execute ...

completed a significant transformation to a modern Microsoft enterprise platform, including Microsoft 365 E5, Entra ID, Intune, Defender, Azure services, and a Cisco-based network infrastructure. The successful candidate will serve as the primary technical owner and subject matter expert for networking, infrastructure, cloud operations, identity security, and cybersecurity … critical technology platforms and reduce long-term reliance on managed service providers. This is a highly visible, hands-on engineering role that combines architecture, administration, operational support, security, project leadership, and technology strategy. Key Responsibilities: Infrastructure & Network Engineering: Own and administer Cisco Meraki networking environments, including switching, wireless ...

resilience and support secure, regulated and operationally critical environments. As part of the Expleo UK Cybersecurity Practice, you will define and ensure the security architecture for a major UK defence maritime programme, supporting an autonomous surface vessel capability that is being matured towards a whole-ship system design review. … This is a hands-on architecture role for an engineer who is comfortable designing across operational technology, IT, networks, and physical security, and who can serve as a design lead to naval architects, systems engineers, a digital system integrator, and subsystem owners. Because the platform is designed to operate ...

seeking an experienced and motivated Infrastructure and Network Manager to lead the management, security, and continuous improvement of our IT infrastructure and network services. This is an exciting opportunity to join a supportive team and play a key role in ensuring reliable, secure, and high-performing technology across … organisation. Main Responsibilities for Infrastructure and Network Manager Roles Managing and maintaining the organisation’s IT infrastructure, networks, servers, systems, and cloud services Leading the design, implementation, and support of secure and resilient network solutions Monitoring infrastructure performance, availability, capacity, and security to identify and resolve issues proactively ...

Link performance estimation, optimisation based on expected conditions and analysis of empirical data to enable continuous improvement Develop and utilise Archangel Lightworks laser communications network simulation tool to assess network level performance of optical communication systems, supporting site selection and network architecture development. This includes … mechanics, satellite constellations, and NTN networks Experience developing link budgets and associated tradeoff analysis Experience using ML/neural networks for meteorological analysis, forecasting, network traffic or network modelling. Location: Our office is based in Osney Mead, Oxford. There will be opportunities to work from home as agreed ...

clients are currently seeking an apprentice to help assist with their IT, smart technologies, and secure network systems. The role will provide a hands-on opportunity to work with enterprise technology, engage with key stakeholders within the company, and develop new digital and technical skills. Ideal for a first … time role or career change. KEY DUTIES Configure and install network hardware including switches, firewalls, and wireless access points Assist with basic cybersecurity monitoring tasks, such as reviewing alerts or updating security software Learn to use AI-driven tools for automating routine IT support tasks or analysing system performance ...

Clearance: Current DV Clearance Essential Overview We're looking for an experienced Boundary Service Lead to oversee the delivery, operation and continuous improvement of network boundary security services within a highly secure environment. This role combines operational leadership, service management and technical oversight across critical boundary security technologies, ensuring … availability, security and resilience of key network services. Key Responsibilities Lead the delivery of secure network boundary services and operations. Manage security monitoring, incident response and service performance. Oversee boundary security technologies including firewalls, IDS/IPS and related security controls. Drive continuous service improvement and operational excellence. ...

cyber security technologies. This is an ideal opportunity for a strong SOC engineer or cyber technical lead who combines hands-on technical depth with architecture, design and leadership capability. Whats on offer Salary: £72,000 £82,000 10% annual bonus Opportunity to play a leading role in the build … Sentinel, Nessus and Microsoft XDR Experience onboarding data sources and services into SIEM platforms Ability to specify infrastructure requirements including compute, storage, memory and network bandwidth Experience deploying applications across cloud, containerised and on-premises environments Strong understanding of network architecture, including TCP/IP, routing, switching ...

Technical Project Director - Telecom & Network Solutions Location: Egham, Surrey Salary: £100,000 - £110,000 base salary + excellent benefits! The Opportunity We're working with an exciting, fast-growing Telco start-up developing next-generation connectivity solutions across Private 5G, Enterprise Wireless, Open RAN, Fixed Wireless Access … environments and intelligent network automation . They are looking for a Technical Project Director to take senior ownership of the delivery of complex telecom and network programmes, working across engineering, technology partners, customers and internal stakeholders. This is a senior technical leadership position for someone who can operate ...

services, remove attacker persistence, rebuild compromised infrastructure and implement practical security improvements following incidents such as ransomware attacks, Active Directory compromise, cloud compromise and network intrusions. Key responsibilities Lead cyber recovery and remediation workstreams during active and post-incident engagements. Deliver hands-on technical remediation across Windows, Linux, Active … vulnerability remediation, secure rebuilds and infrastructure hardening. Design secure recovery strategies, including isolated recovery environments, backup validation and phased restoration of critical services. Review network architecture and security controls to reduce reinfection risk and improve resilience. Develop recovery roadmaps and support clients with longer-term cyber resilience ...

services, remove attacker persistence, rebuild compromised infrastructure and implement practical security improvements following incidents such as ransomware attacks, Active Directory compromise, cloud compromise and network intrusions. Key responsibilities Lead cyber recovery and remediation workstreams during active and post-incident engagements. Deliver hands-on technical remediation across Windows, Linux, Active … vulnerability remediation, secure rebuilds and infrastructure hardening. Design secure recovery strategies, including isolated recovery environments, backup validation and phased restoration of critical services. Review network architecture and security controls to reduce reinfection risk and improve resilience. Develop recovery roadmaps and support clients with longer-term cyber resilience ...

Cisco SD-Access (SDA) fabric design, commissioning, and operations. • Working knowledge of Cisco Catalyst Centre - device management, assurance, and automation workflows. • Understanding of OT network architecture, including the Purdue Model and IT/OT DMZ design. • Familiarity with OT protocols: Modbus, DNP3, EtherNet/IP, PROFINET … provisioning • Exposure to CI/D tooling (GitLab CI, GitHub Actions, Jenkins, or equivalent). • Scripting proficiency in Python and/or Bash for network automation tasks. • Strong troubleshooting skills across Layers 2-7. • Experience with Cisco ISE (Identity Services Engine) for AAA, profiling, and TrustSec. • Knowledge ...

critical communication and information systems within a highly regulated environment. This is an opportunity to lead the design and delivery of resilient telecoms and network infrastructure supporting complex, safety-critical operations. The Role You'll provide technical leadership across the full lifecycle of telecoms and ICT systems, including: Telephony … analogue, digital, SIP & Unified Communications) Radio and broadcast communications Enterprise data networks (LAN, WAN, Wi-Fi, SD-WAN/SDN) Secure network architecture and cyber resilience Working closely with multidisciplinary engineering teams, security specialists and suppliers, you'll develop robust system architectures, oversee technical delivery, ensure compliance with ...

Programme Manager to lead a high-profile Cisco ACI (Application Centric Infrastructure) transformation programme. This is a fantastic opportunity to oversee a business-critical network modernisation initiative, working with senior stakeholders, technical architects and engineering teams to deliver a complex enterprise programme. You'll be responsible for driving … lifecycle. What you'll be doing Lead the end-to-end delivery of a large-scale Cisco ACI transformation programme. Manage multiple workstreams across network infrastructure, datacentre and enterprise technology. Own programme governance, planning, budgeting and reporting. Coordinate internal delivery teams, technical specialists and third-party vendors. Manage programme ...