26 to 50 of 402 Firewall Jobs in England

business-critical connectivity across multiple sites. What youll be doing: Design and implement enterprise LAN, WAN, Wi-Fi, VPN and SD-WAN solutions Own firewall architecture, network segmentation and secure connectivity Lead network upgrades across multiple sites with minimal business disruption Deliver infrastructure integration and migration projects Strengthen cyber security ...

loving it Keeping Active Directory, GPOs and Exchange running smoothly Getting stuck into networking - TCP/IP, VLANs, firewalls, wireless configs Working with firewall platforms like Fortigate, Cisco, SonicWall and WatchGuard Managing backups via Azure and Veeam, and virtualisation across Hyper-V, VMware, AVD and RDS Becoming the office expert ...

Infrastructure Support role Strong Microsoft 365 administration and support experience Experience supporting Windows Server environments Networking knowledge including VPNs, VLANs, switching, routing, and firewall concepts Excellent troubleshooting and problem-solving abilities Strong communication and customer service skills Ability to prioritise workload and manage multiple support requests Desirable Experience with Azure ...

Microsoft SQL Server and IIS administration. Demonstrable capabilities across networking fundamentals including VLANs, routing, DHCP Snooping, Spanning Tree and LAG. Hands-on background with firewall technologies and cyber security best practice. Strong practical experience in Microsoft Azure, including VMs, VNETs, storage, identity, networking security, WAF/Azure Front Door ...

qualifications such as MS-102 or AZ-104 Maintaining systems to a hardened level required by Cyber Essentials+ or CIS benchmarks Palo Alto & SonicWall firewall experience VMWare, Hyper-V, Proxmox or Morpheus hypervisor Experience with hardware servers and storage Cloud networking and Security Relevant networking qualifications such as CCNP, JNCIP ...

Entra (apps, security & governance incl. MFA and Conditional access) Windows Server (2016-2019) Server hardware (servers/storage) Active directory, Hyper-V Familiar with firewall configuration fundamentals. Experience of backup methodologies and management. Desirable Networking (DNS, DHCP, TCP, IP/Subnetting and Vlans, Cyber Essential Certification (process and implementation) Cloud ...

Service Accounts, and Organisation Policies. Experience with Cloud Build, Artifact Registry, and Cloud Deploy services. Understanding of GCP networking, including VPCs, firewall rules, and cloud load balancing. Experience with Cloud Logging, Cloud Monitoring, and Security Command Center. Familiarity with Google Kubernetes Engine (GKE) and cloud-native container orchestration. What Success ...

knowledge. Advanced troubleshooting using packet captures, logs, flow data and monitoring tools. Resilient network design including HSRP/VRRP, port-channeling and redundant uplinks. Firewall, security zoning, rulebase and traffic-flow validation experience. Produces LLDs, implementation plans, test plans, handovers, as-built documentation and network diagrams. Good customer facing skills ...

knowledge. Advanced troubleshooting using packet captures, logs, flow data and monitoring tools. Resilient network design including HSRP/VRRP, port-channeling and redundant uplinks. Firewall, security zoning, rulebase and traffic-flow validation experience. Produces LLDs, implementation plans, test plans, handovers, as-built documentation and network diagrams. Good customer facing skills ...

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 ...

Cisco ISE administration. LAN/WAN technologies including routing, switching and structured cabling. Physical installation of networking equipment, racking and patching. Cisco ACI experience. Firewall administration including Cisco ASA, Palo Alto and Meraki. VPN technologies and network access control. F5 Load Balancing. SolarWinds monitoring and diagnostics. Cisco Smart Licensing. Excellent ...

Strong Windows troubleshooting + hands-on Microsoft 365 admin Active Directory, Group Policy, TCP/IP, DNS/DHCP/VPN/VLAN/firewall knowledge Experience installing and terminating Cat5e/Cat6 cabling and network kit Confidence attending sites independently, with strong customer-facing skills Full UK driving licence ...

Desirable Skills Experience with any of the following would be beneficial: Hyper-V PowerShell SCCM Azure Networking including VLANs and managed Wi-Fi Firewall administration Chromebook management Apple device management Autotask Datto The Ideal Candidate You'll be someone who: Has worked as the primary IT support engineer within ...

Active Directory Holder of a current Microsoft certification (365, Azure etc.) Strong knowledge of networking (DNS, DHCP, VPN, TCP/IP) and router/firewall configuration Hold an up-to-date CompTIA N+ certificate (desired) Hold an up-to-date CompTIA A+ certificate (desired) Excellent troubleshooting and problem-solving skills ...

industrial control systems or infrastructure engineering environment. Experience administering Windows Server 2016/2019/2022 and Active Directory. Knowledge of network switch and firewall configuration. Experience with VMware or Hyper-V virtualisation platforms. Strong troubleshooting and problem-solving skills. Excellent communication skills with the ability to work collaboratively within ...

weeks Skills & Experience Hands-on Cisco networking experience Good routing and switching knowledge Exposure to routing protocols such as OSPF, BGP or EIGRP Firewall and VPN experience, ideally Cisco ASA/FTD Wireless experience, ideally Cisco Catalyst and/or Meraki Strong troubleshooting and analytical skills Good communication skills with ...

Cisco networking experience CCNP-level knowledge or equivalent hands-on experience Good routing and switching knowledge, including OSPF, BGP, EIGRP and QoS Hands-on firewall and VPN experience, ideally Cisco ASA/FTD Wireless experience, ideally Cisco Catalyst and/or Meraki Strong troubleshooting and analytical skills Confident communication skills ...

OSPF, routing, and switching technologies. Hands-on experience with Cisco ACI administration, operations, and fault analysis. Strong experience supporting Palo Alto and Fortinet firewall environments. Experience with MPLS, SD-WAN, hybrid WAN, ExpressRoute, Direct Connect, and cloud connectivity. Knowledge of AWS and Azure networking within hybrid environments. Experience leading incident ...

Lead network migration, refresh, and enhancement projects. Monitor network performance, analyse capacity, and proactively address issues. Collaborate with security teams to implement best-practice firewall and segmentation strategies. Maintain accurate network documentation including diagrams, configurations, and change records. Mentor junior engineers and act as SME for escalations. Skills & Experience Required ...

Firewalls, and associated infrastructure. Administer and maintain Cisco ACI environments, including physical switch installations, battery/PSU replacements, SFP replacements, and fibre testing. Manage Firewall platforms including Cisco ASA, Palo Alto, and Meraki, including VPN configuration and access control. Support F5 load balancing services within the Aqua network environment. Support ...

across the business Support Microsoft 365, Entra ID, Intune and Windows environments Assist with Windows Server and Hyper-V administration Support networking, switching and firewall infrastructure Manage user accounts, devices and endpoint technologies Assist with backup, disaster recovery and cyber security Support telephony, CCTV and manufacturing technology Work with third ...

model fundamentals Experience with VLANs, trunking, inter-VLAN routing, DHCP, DNS, NTP, BGP, OSPF, EIGRP Solid grounding in network security (AAA, segmentation, firewall troubleshooting) Ability to perform packet-level troubleshooting Strong experience deploying and supporting Cisco ISE in enterprise environments Expertise in 802.1X (wired and wireless), MAB, RADIUS authentication flows ...

delivering Windows Server installations, upgrades, and migrations (2012–2025), including: Active Directory, DNS, DHCP, Group Policy (including printer deployment) Hyper-V and ESXi management Firewall configuration (SonicWall, WatchGuard, Fortinet, or DrayTek) Enterprise-grade server hardware (Dell, HPE, or similar) Strong knowledge of Windows client OS and Microsoft 365 administration (Exchange ...

from home (subject to policy requirements). Core skills required: Strong communication and client-facing ability Solid troubleshooting skills across: o Router installations & basic firewall setup o SSL VPN configuration o Acronis backup setup & troubleshooting o Network switches o Server & monitoring alerts o Active Directory/Azure AD o Office ...