26 to 50 of 531 Firewall Jobs in England

Microsoft cloud technologies to protect enterprise environments against evolving cyber threats. Key Responsibilities: Network Architecture & Security: Design and implement secure network infrastructures using Azure networking components (VNETs, NSGs, Azure Firewall, VPN Gateway, etc.). Integrate M365 security features (Defender for Office 365, Conditional Access, Secure Score) into enterprise environments. Conduct network segmentation and zero-trust architecture planning. Cloud & Hybrid Environments More ❯

of applications from legacy to modern workplace infrastructure. Design secure server builds (CIS hardened images), application services, SQL environments, and high-availability solutions. Implement secure networking (Application Gateway, Azure Firewall, NSG). Configure point-to-site and site-to-site VPNs for power stations and offices. Collaborate with architects, vendors, and stakeholders to review and implement approved designs. Lead technical More ❯

Server 2012-2022 experience/certification Experience with Microsoft Defender or equivalent security solutions Networking certifications (CCNA, FortiGate, Netgear) Experience with VMWare and Hyper-V Router configuration (Draytek preferred) Firewall configuration (FortiGate preferred) Experience with anti-virus/anti-spam deployment including DNS changes VOIP telephony experience Project management experience or certification More ❯

cause analysis, and implement long-term fixes. Maintain and document configurations, processes, and network topologies. Required Qualifications Extensive hands-on experience with F5 load balancers expertise. Strong experience with firewall platforms: Palo Alto Networks and CheckPoint. Strong experience in Zscalar is preferrable Solid understanding of networking protocols and concepts (TCP/IP, DNS, SSL/TLS, routing, etc.). Proficient More ❯

WAN, and data centre environments. Implement, manage, and troubleshoot BGP routing to support complex network topologies. Monitor network performance, proactively identifying and resolving issues before they impact operations. Manage firewall, VPN, and security configurations in line with company policy. Participate in network capacity planning, upgrades, and new project deployments. Work closely with other IT teams to support infrastructure changes and More ❯

Excellent experience with Microsoft technologies Good general knowledge of networking and technologies: TCP/IP stack, concept of VLANs and firewalls, wireless configurations 5+ years of technical helpdesk environment Firewall Implementations –Fortigate/Cisco/SonicWall/Watchguard Backup Solutions – Azure/Veeam Virtualisation – Hyper-V, VMware, AVD, RDS In-depth Knowledge of O365 suite & MFA Able to answer complex More ❯

What you’ll bring: Experience in managing and maintaining Splunk solution. 3rd/4th line Network Security experience support . in an Enterprise environment working to challenging SLAs. Advanced Firewall and Proxy administration (to include install, configurations and fault finding). Recent experience of working within security environments. Understanding of Networks, Routers, DMZ and Switches. Extensive Core Linux administration skills. More ❯

. Active Directory, Microsoft Entra, Group Policy. Office 365 administration and support. Microsoft SQL Server and IIS administration. Network topology (VLANs, 802.1x, DHCP Snooping, Routing, IPARP, STP, LAG). Firewall management and cybersecurity best practices. Microsoft Azure (VMs, VNETs, Storage, DNS, AVD, PIM, WAF, Front Door, Security Groups). SharePoint administration. Anti-virus, MDR/EDR, and cloud security platforms. More ❯

the physical and technical implementation of the networking and security elements that will be deployed at Cabinet Office. . Maintain and enhance the network infrastructure services including switching, routing, Firewall by providing expertise and creating opportunities for others to share and practise your knowledge. . Carry out the patching and configuration of; Switches, Firewalls, WLAN infrastructure. . Work with cloud More ❯

and compliance frameworks Experience in managing, servers, systems and applications Hands on expertise in Linux systems administration Knowledge of Windows server management, Active Directory, DNS, MS Exchange Experience managing firewall configuration and enterprise anti-virus software Experience in managing and maintaining VMware (Hypervisor) Service-oriented with effective communication skills Ability to prioritize workload under minimal supervision Undergraduate degree or equivalent More ❯

and compliance frameworks Experience in managing, servers, systems and applications Hands on expertise in Linux systems administration Knowledge of Windows server management, Active Directory, DNS, MS Exchange Experience managing firewall configuration and enterprise anti-virus software Experience in managing and maintaining VMware (Hypervisor) Service-oriented with effective communication skills Ability to prioritize workload under minimal supervision Undergraduate degree or equivalent More ❯

and compliance frameworks Experience in managing, servers, systems and applications Hands on expertise in Linux systems administration Knowledge of Windows server management, Active Directory, DNS, MS Exchange Experience managing firewall configuration and enterprise anti-virus software Experience in managing and maintaining VMware (Hypervisor) Service-oriented with effective communication skills Ability to prioritize workload under minimal supervision Undergraduate degree or equivalent More ❯

security practices (IPSec, SSL-VPN, NAT, GRE). Hands-on experience with cloud infrastructure operations and troubleshooting customer tech stacks. Familiarity with SIEM tools, vulnerability management, malware analysis, and firewall configurations. Ability to communicate complex technical solutions to a wide range of audiences, both technical and non-technical. Skilled in Python, JSON, YAML, Bash, or other relevant scripting languages. More ❯

Our client is looking to bring on an Infrastructure & Cloud Engineer. Key responsibilities include 1st and 2nd line support, with an occasional requirement for 3rd line support , encompassing the following key responsibilities: 1st Line Support : Addressing and resolving routine cloud More ❯

with the following: Microsoft 365 solutions (Exchange, Entra, Intune etc.) SharePoint & Teams site management Windows Server Management, Active Directory, database management, group policy, security, user and group management Network, Firewall & IP Telephony Windows and Apple Mac OS RDS/Terminal Services Microsoft Azure PowerShell The Technical Support Technician will be structured in their approach and have impressive technical and problem More ❯

Windows desktop, including all levels of troubleshooting. Extensive experience working with cloud, server, desktop, network and telephony providers. Good knowledge of networking - Layer2/3, dynamic routing, MPLS and firewall management. Good knowledge of IT security practices and the implementation of tools that provide MFA, DLP, proxy services, encryption, event logging and alerting. Able to provide input to, and technical More ❯

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 More ❯

a government organisations. Knowledge of Windows System Update Service and DFS Replication. Linux system administration experience : building, hardening, and managing Linux operating systems. MS Active Directory configuration and management. Firewall and switch configuration and patch management. Understanding of network topologies and common network protocols and services (DNS, HTTP(S), SSH, FTP, SMTP ). Experience with Windows Group Policy Objects and More ❯

challenges, and have a direct impact on the overall resilience of our IT environment Requirements Strong foundations in networking (TCP/IP, DNS, routing, switching, VLANs, load balancing) and firewall technologies (Cisco, Check Point, Palo Alto). Hands-on experience with next-gen security features (IPS/IDS, SSL decryption, deep packet inspection) and secure proxy solutions (e.g. Bluecoat, F5 More ❯

cause analysis, and implement long-term fixes. Maintain and document configurations, processes, and network topologies. Required Qualifications Extensive hands-on experience with F5 load balancers expertise. Strong experience with firewall platforms: Palo Alto Networks and CheckPoint. Strong experience in Zscalar is preferrable Solid understanding of networking protocols and concepts (TCP/IP, DNS, SSL/TLS, routing, etc.). Proficient More ❯

Proven track record in delivering cloud-focused IT projects Azure architecture, design, and security knowledge Windows Server 2016+, O365, SharePoint, Exchange experience Scripting and automation knowledge (PowerShell, Bash, etc.) Firewall, VPN, and secure service edge understanding Excellent communication skills and the ability to translate tech deliverables Benefits: Up to 15% bonus Share options 25 days holiday + bank holidays Enhanced More ❯

Proven track record in delivering cloud-focused IT projects Azure architecture, design, and security knowledge Windows Server 2016+, O365, SharePoint, Exchange experience Scripting and automation knowledge (PowerShell, Bash, etc.) Firewall, VPN, and secure service edge understanding Excellent communication skills and the ability to translate tech deliverables Benefits: 25 days holiday + bank holidays Enhanced pension Private healthcare Hybrid working Paid More ❯

troubleshooting Flexera agents across AWS and Azure environments. Apply infrastructure-as-code practices (Terraform, PowerShell) to automate deployment and standardise infrastructure operations. Overcome advanced networking challenges (DNS, static routes, firewall rules, security protocols) to enable agent-to-server connectivity. Work across legacy and bespoke environments , ensuring agent deployment succeeds in inconsistent architectures. Contribute to estate-wide architectural planning covering containerised More ❯

Active Directory, Group Policy, and Windows 10/11. Hands-on experience with DNS, DHCP, Exchange Online, and network protocols. Competence in VMware ESXi, Veeam backup solutions, and firewall configurations. Administration of Google Workspace (G Suite), Chromebooks, and Microsoft 365 (Teams, SharePoint). Experience managing 1st to 3rd line support operations. Strong understanding of IT security and safeguarding responsibilities. Desirable More ❯

Active Directory, Group Policy, and Windows 10/11. Hands-on experience with DNS, DHCP, Exchange Online, and network protocols. Competence in VMware ESXi, Veeam backup solutions, and firewall configurations. Administration of Google Workspace (G Suite), Chromebooks, and Microsoft 365 (Teams, SharePoint). Experience managing 1st to 3rd line support operations. Strong understanding of IT security and safeguarding responsibilities. Desirable More ❯