1 to 25 of 178 Firewall Jobs in the South East

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 ...

desktop and device support • DNS and DHCP • Networking fundamentals: firewalls, routing, NAT, VLANs and switching • Wi Fi technologies, including UniFi or equivalent enterprise platforms • Firewall management, ideally SonicWall or similar • VPN technologies, including SSL and site to site • PC and laptop hardware diagnostics and build Desirable Skills • Jamf ...

desktop and device support • DNS and DHCP • Networking fundamentals: firewalls, routing, NAT, VLANs and switching • Wi Fi technologies, including UniFi or equivalent enterprise platforms • Firewall management, ideally SonicWall or similar • VPN technologies, including SSL and site to site • PC and laptop hardware diagnostics and build Desirable Skills • Jamf ...

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 ...

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 ...

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 ...

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 ...

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 ...

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. ...

Proven experience in LAN/WAN network architecture and operations Strong understanding of OSPF and BGP routing protocols Hands-on experience with VPNs and firewall technologies Knowledge of data centre network design principles Experience with network automation and orchestration tools CCNP or equivalent industry certification Desirable Skills Experience with Software ...

sites at short notice. Infrastructure and Network support: Install, configure, and maintain Windows Server environments (2016/2019/2022). Configure and manage firewall platforms (hardware and software-based). Maintain virtualised environments using platforms such as VMware ESXi and Microsoft Hyper-V. Customer Repairs (RMAs): Perform root cause ...

Terraform. Experience with CI/CD tools and practices. Solid scripting skills using Python, Bash, or PowerShell for automation of operational tasks. Networking including firewall principles, routing, package filtering, and WAF. Familiarity with monitoring, logging, and alerting tools (e.g., CloudWatch, Prometheus, Grafana). Experience with a public cloud provider (preferably ...

Work With: Microsoft 365 Microsoft Azure Microsoft Entra Microsoft Intune Microsoft Teams Microsoft SharePoint Microsoft Purview Windows Server Windows 10/Windows 11 Smoothwall Firewall Cisco Meraki HP Aruba PaperCut 3CX Phone Systems Google Workspace/G Suite Google Classroom SENSO Autotask Datto RMM Net2 Google Chrome Microsoft Edge Benefits ...

Terraform. Experience with CI/CD tools and practices. Solid scripting skills using Python, Bash, or PowerShell for automation of operational tasks. Networking including firewall principles, routing, package filtering, and WAF. Familiarity with monitoring, logging, and alerting tools (e.g., CloudWatch, Prometheus, Grafana). Experience with a public cloud provider (preferably ...

troubleshooting• Virtualisation (Ideally with Hyper-V and integration with Azure), SANs and other related technologies• Backup Product Sets such as Veeam and Azure Backup• Firewall technologies such as Palo Alto• Leading migration projects• Strong documentation skills eg. PCI Compliance, ISO27001 etc• Great communication skills (in person and via telephone) - excellent ...

environments. In this role, youll: Design, deliver, and support robust LAN and large-scale WAN environments Translate application-specific needs into precise and secure firewall policies Experiment, test, and validate emerging technologies in a lab/POC setting Apply Secure-by-Design principles throughout network solutions Core Experience Required Solid ...

this role, you'll: Design, deliver, and support robust LAN and large-scale WAN environments Translate application-specific needs into precise and secure Firewall policies Experiment, test, and validate emerging technologies in a lab/POC setting Apply Secure-by-Design principles throughout network solutions Core Experience Required Solid background ...

task and see it through to completion. Set yourself apart: ITIL qualification desirable. Full clean driving license is preferable. Palo Alto experience Checkpoint experience Firewall Orchestration ...

security processes Familiarity with pattern matching techniques and regular expressions (Regex) , particularly within security or antivirus tooling Configuration and management of the standard RHEL firewall Exposure to Linux-based security tooling and antivirus technologies Gateway Technologies Understanding of Gateway appliances and associated software Knowledge of secure communications protocols , including messaging ...

wireless, routers, firewalls and VPNs. Technologies You May Work With: Microsoft 365 Microsoft Azure Microsoft Entra Microsoft Intune Windows 10/Windows 11 Smoothwall Firewall Cisco Meraki HP Aruba Google Workspace/G Suite Google Classroom Datto RMM Benefits and Highlights: Personalised training platform Skills assessments and personalised progression plans ...

radio, satellite, cellular, mesh, Wi‐Fi, acoustic). Develop routing strategies, link redundancy, failover paths, and network configurations. Define and maintain IP schemes, VLANs, firewall rules, QoS, bandwidth allocation, and encryption. 🔧 Integration & Testing Configure and integrate routers, switches, modems, radios, antennas, cloud‐hosted routers, and onboard compute. Conduct bench tests ...

Ensure compliance with MoD security standards including JSP 440 and SbD requirements. Support internal/external audit, accreditation and remediation activities. Maintain secure configurations, firewall rules, access control policies, and logging standards. Provide security assurance during change, deployment and release activities. Support improvement of SecOps processes, SOPs and monitoring automation. ...

these through internal and customer approval processes Requirements: Network specific certification from Cisco, Aruba, Juniper or similar at minimum CCNP level or equivalent NG Firewall experience with Palo Alto, Fortinet, Checkpoint, preferably certified at CCSE or equivalent level Experience in one of more of the following would be highly advantageous ...