1 to 25 of 475 Firewall Jobs in England

sites, ensuring high availability, resilience, and performance. Key Responsibilities Manage, maintain, and optimise the organisation's network infrastructure Oversee LAN, WAN, Wi-Fi, VPN, firewall, and internet connectivity environments Lead network security initiatives including monitoring, patching, access control, and incident response Support and develop cloud and hybrid infrastructure connectivity Manage ...

sites, ensuring high availability, resilience, and performance. Key Responsibilities Manage, maintain, and optimise the organisation's network infrastructure Oversee LAN, WAN, Wi-Fi, VPN, firewall, and internet connectivity environments Lead network security initiatives including monitoring, patching, access control, and incident response Support and develop cloud and hybrid infrastructure connectivity Manage ...

cyber resilience. Key Skills & Experience: • Azure security, Entra ID, Conditional Access, RBAC and Azure Policy • VMware vSphere, vCenter and ESXi • Cisco Meraki, VLANs, VPNs, firewall rules and network segmentation • Security monitoring, incident response and vulnerability management • Sophos MDR or similar MDR/SIEM tooling • Windows/Linux hardening and secure ...

Support Microsoft 365, Azure, Active Directory, Windows Server, and endpoint environments Troubleshoot networking technologies including TCP/IP, VLANs, firewalls, and wireless networks Support firewall technologies such as Fortinet, Cisco, SonicWall, or WatchGuard Support backup and recovery solutions, including Veeam and Azure Backup Assist with virtualisation platforms including VMware, Hyper ...

Office 365 Microsoft Exchange/Outlook administration VMware/Hyper-V Data backup solutions -VEEAM or equivalent Networking fundamentals - LAN, WAN, VPN, Wi-Fi, firewall configuration Strong PC hardware Software troubleshooting Excellent communication skills Professional, client-facing manner Location The role is primarily field-based across London and client sites ...

company. Duties: Support and play a key part in the design and implementing of the network and cyber security infrastructure, inc. Fortinet/FortiGate firewall and the hybrid Active Directory environment. Utilising Microsoft 365 E5 licensing, adopting Microsoft Defender, Purview, Compliance , and wider security tooling Responsible for managing and securing ...

company. Duties: Support and play a key part in the design and implementing of the network and cyber security infrastructure, inc. Fortinet/FortiGate firewall and the hybrid Active Directory environment. Utilising Microsoft 365 E5 licensing, adopting Microsoft Defender, Purview, Compliance , and wider security tooling Responsible for managing and securing ...

Cloud VMware and/or Hyper-V Microsoft Azure (IaaS and Identity) Backup and Disaster Recovery Networking TCP/IP, DNS, DHCP, VLANs, VPNs Firewall troubleshooting and traffic analysis Security MFA, Conditional Access, Endpoint Protection Basic security incident containment Tools RMM and PSA tools (Autotask, ConnectWise, or similar) Monitoring ...

ADFS, Group Policy, DNS, Trusts). SQL Server/MySQL Administration (Availability Groups, TDE, Backup & Restore). SharePoint Admin, Cisco/Juniper Firewall Admin, Load Balancer Configuration (BigIP F5, HAProxy). Scripting using PowerShell, Bash, YAML, and Python. Email Support (Dovecot, Postfix, Spam Prevention, Mail Routing) Web Server Support ...

both technical and non-technical users Desirable Experience with Cyber Essentials/CE+ Exposure to Azure cloud environments VMware, backup technologies (e.g. Veeam), or firewall technologies Knowledge of ISO 27001 or ITIL practices ...

Cisco networking fundamentals. Okta and SSO authentication. Infrastructure as Code, including Terraform. DevOps and automation practices. Role-Based Access Control (RBAC). Networking and firewall technologies. Why Join? This contract opportunity offers the chance to play a key role in strengthening the client's cloud and modern workplace capability within ...

identity, and core services Windows Server, Active Directory, Group Policy, and Entra ID Networking experience including routing, switching, VLANs, VPNs, DNS, and DHCP WatchGuard firewall experience would be highly beneficial Teams Phone and/or 3CX experience would be advantageous Previous experience delivering infrastructure projects within an MSP environment What ...

Microsoft 365, including Entra, Intune, Defender, and Exchange Working knowledge of virtualisation, specifically Hyper-V Experience with backup methodologies and data management Familiarity with firewall fundamentals and network security principles Useful, not essential: Experience with DNS, DHCP, TCP/IP, subnetting, and VLANs Knowledge of Cyber Essentials certification processes Familiarity ...

solutions such as SentinelOne/Defender for endpoint Layer 2 Switch configuration VLANs, trunks, access ports, POE Racking, cabling, hardware installation eg firewall installation, cabinet patching and tidying Wifi Protocol general knowledge DNS records, email filtering/connectors Firewalls, access control and NAT Endpoint management policy enforcement, device control ...

operating systems SIEM technologies and security monitoring Basic scripting or automation using KQL, PowerShell, Python, or Bash ITIL environments and structured change control processes Firewall, endpoint, or cloud security technologies We'd especially like to hear from candidates who are: Strong communicators who can work confidently with both technical ...

Internal Systems which are mostly cloud hosted, but we also operate a minimal local infrastructure. You will be maintaining our local network including firewall, VPN, Wi-Fi and Active Directory services. Other responsibilities will include administering our Azure and Microsoft 365 environment, managing end user devices and endpoint security, onboarding ...

Intune, Purview and compliance controls, plus core services. LAN/WAN network security & patch management. VM management (VMware/Proxmox). Cyber Security & Firewall management. AWS cloud administration. IT Incident response & DR. What youll need: A minimum of 5+ years experience in IT Infrastructure/Networking/Service Delivery ...

paths, and workstations. Support enterprise networking across Extreme, Cisco, Dell, and HPE switching, including configuration and fault resolution. Assist with Juniper and Palo Alto firewall environments and resolve network connectivity issues. Apply core networking principles including VLANs, routing basics, STP, ARP, link aggregation, and network segmentation. Maintain DNS, DHCP … physical hardware management. Strong working knowledge of Extreme, Cisco, Dell, and HPE switching platforms, including configuration, troubleshooting, and performance monitoring. Understanding of enterprise firewall concepts with exposure to Juniper and Palo Alto firewall technologies. Ability to diagnose complex network issues impacting servers, storage, virtual machines, authentication paths, and workstation connectivity. ...

while remaining close to the technical detail. Responsibilities will include: Designing, configuring and improving security controls across secure infrastructure Working heavily across enterprise firewalling, firewall policy, network segmentation and workload segmentation Managing and hardening Palo Alto Networks firewalls, including Panorama, App-ID/User-ID, NAT, VPN and threat prevention … Cisco security technologies, including ASA/FTD firewalls, ISE and secure routing/switching Working with VMware NSX/vDefend security controls, including distributed firewall policies and micro-segmentation Working with Elastic Stack/Elastic Security for logging, SIEM, monitoring, threat detection and dashboards Supporting AWS/public cloud security ...

Windows Server OS Microsoft 365 administration Azure AD Policy management Microsoft Exchange IIS RDS SharePoint Networking technologies: TCPIP, DNS, DHCP, VPNs RAID Router/Firewall technologies & security Beneficial Experience Backup technologies SQL Citrix VEEAM Acronis VMs, VPS Other Stuff This is a permanent full-time role, based Monday-Friday ...

Windows Server OS Microsoft 365 administration Azure AD Policy management Microsoft Exchange IIS RDS SharePoint Networking technologies: TCPIP, DNS, DHCP, VPNs RAID Router/Firewall technologies & security Beneficial Experience Backup technologies SQL Citrix VEEAM Acronis VMs, VPS Other Stuff This is a permanent full-time role, based Monday-Friday ...

environments where Juniper networking is a key part of the estate. Juniper Mist experience would be advantageous, but broader Juniper routing, switching and firewall experience across SRX, EX or QFX is equally relevant. This is a good opportunity for a senior network professional who wants varied project work across complex ...

standards, documentation, and operational procedures. Cloud & Azure Networking Design and support secure Azure networking solutions. Implement and manage Azure Virtual Networks (VNets), NSGs, Azure Firewall, Private Endpoints, VPN Gateway, and ExpressRoute connectivity. Secure hybrid connectivity between on-premise and Azure environments. Support cloud-native security controls and best practices within ...

operating systems (Windows, Linux, macOS), networking, hardware, and software troubleshooting. Microsoft 365 and Microsoft Azure infrastructure to configure and deploy new hardware i.e. Firewall, switches and wireless Attention to detail and ability to resolve issues with high level of troubleshooting skills Certifications: Relevant certifications such as CompTIA A+, Network, Microsoft ...

platforms • Troubleshoot complex network security incidents and produce root cause analysis • Conduct proactive reviews of client environments to identify risks and improvement opportunities • Manage firewall rule sets, policy optimization and change processes • Support client service reviews and act as a trusted technical advisor • Contribute to network security architecture design ...