1 to 25 of 183 Firewall Jobs in the South East

concepts * Demonstrated experience in troubleshooting and resolving complex technical issues * Hands-on knowledge of VPN technologies such as IPSEC (site-to-site) and SSLVPN * Exposure to a variety of firewall platforms including Sophos XG, Fortigate, WatchGuard, and Cisco ASA/FTD * Ability to manage and configure firewalls, with skills in NAT, web filtering, intrusion prevention, antivirus policies, and user/ More ❯

administration. Strong knowledge and understanding of Group Policy. Strong general networking skills (CLI, Subnetting, NAT). Good understanding of DNS. Router configuration and support experience (Cisco, HP, Draytek). Firewall configuration and support experience (Watchguard, SonicWALL). HP ProLiant and Dell PowerEdge Server Hardware support experience. VMware and Hyper V support experience (VCP an advantage). Storage technologies (NAS, NetApps 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 ❯

on information security, cybersecurity and data security, including a wide scope, such as physical security of computer rooms, operating system level security of Windows and Linux, network security of firewall and other security devices, application security both development and testing phrase, terminal security, backup security, third party and supply chain security of IT service provider.Liaison with the Head Office, Security More ❯

on information security, cybersecurity and data security, including a wide scope, such as physical security of computer rooms, operating system level security of Windows and Linux, network security of firewall and other security devices, application security both development and testing phrase, terminal security, backup security, third party and supply chain security of IT service provider.Liaison with the Head Office, Security More ❯

needed basis. An ability to work with security in mind in approach to all fixes. Desirable Hands on experience with administration of Secure Web Gateway technologies (Web Filter, Web Firewall, IPS/IDS) keeping our systems up to date with installation of software/firmware updates in line with vendor releases whilst maintaining service availability for our staff and clients. 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 ❯

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 ❯

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 ❯

level and low-level designs (HLD/LLD) for areas such as: Cisco FMC, SSM, FTD, Gigamon HC1 and GigaVUE FM, Juniper WAN/LAN, Endace, NTP, Data Centre Firewall and LAN • Support Network Design and Support Engineers in overcoming delivery and operational challenges • Contribute to governance, design reviews, and customer reporting • Ensure all designs are fit-for-purpose and More ❯

Desktop OS Active Directory and Group Policy Microsoft 365 administration and SharePoint Online Core networking (DNS, routing, switching) Fibre installation and troubleshooting POS and AV/conferencing system installation Firewall configuration (Meraki/Draytek/Sophos) VoIP systems (preferably Gamma) Apple device support Full UK driving licence and the legal right to work in the UK Flexibility and willingness to More ❯

for HLD/LLD components for specific key areas of the solution: Cisco FMC, SSM, FTD, Gigamon HC1 and GigaVUE FM, Juniper WAN and LAN, Endace, NTP, Data Centre Firewall and LAN. Ensure designs produced are fit for purpose and are capable of going through review and governance. Provide input into reports, when required, to the customer and Programme. Skills More ❯

providing advanced troubleshooting. Strong knowledge of Linux and Windows systems, and experience with FreeSwitch. Experience with AWS infrastructure and cloud services. Deep understanding of SIP, VoIP, VoLTE, STUN, and firewall bridging. Proficiency in Node.js application support and server diagnostics. Hands-on experience using tools for SIP analysis, such as Wireshark, SIP Traces, or packet analysers. Excellent problem-solving and communication More ❯

providing advanced troubleshooting. Strong knowledge of Linux and Windows systems, and experience with FreeSwitch. Experience with AWS infrastructure and cloud services. Deep understanding of SIP, VoIP, VoLTE, STUN, and firewall bridging. Proficiency in Node.js application support and server diagnostics. Hands-on experience using tools for SIP analysis, such as Wireshark, SIP Traces, or packet analysers. Excellent problem-solving and communication More ❯

and hardware skills Experience of Microsoft Windows Server/Desktop environments Detailed experience with Backup/DRaaS technologies, Azure Active Directory & IaaS Knowledge of networking technologies - TCP/IP, Firewall, Routing/Switching Ability to run, patch and terminate cabling to support installation of new hardware Strong knowledge of InTune & Conditional Access Technologies and security Experience of MSP and or More ❯

risks, and respond to incidents—all while driving continuous improvement in our systems. Key Responsibilities SIEM Management: Monitor and optimize Security Information and Event Management (SIEM) tools like Splunk. Firewall & Proxy Audits: Review configurations and coordinate changes with infrastructure teams. Incident Response: Act as part of the Cyber Security Incident Response Team (CSIRT) to address threats. Compliance: Ensure alignment with More ❯

Fortinet FortiGate, and Aruba network solutions. Expertise in MPLS, BGP, and ISP backbone infrastructure. Experience with network monitoring tools and proactive incident prevention. Solid understanding of routing, switching, VPN, firewall, and wireless networking technologies. Familiarity with virtualised networking environments and integration. Proficiency with packet analysis tools (eg, Wireshark) for deep troubleshooting. Strong documentation skills, including network diagrams and configuration records. More ❯

Senior IT Field Engineer - Hampshire/Berkshire - £40K-£50K DOE Company Vehicle + 10% Pension + Training A well-established Managed Service Provider with a strong reputation for technical excellence is now looking to bring on a Senior IT Field More ❯

Senior IT Field Engineer - Hampshire/Berkshire - £40K-£50K DOE Company Vehicle + 10% Pension + Training A well-established Managed Service Provider with a strong reputation for technical excellence is now looking to bring on a Senior IT Field More ❯