101 to 125 of 1,394 Firewall Jobs in the UK

Nice to have: Cisco ACI/Nexus Cisco SD-WAN/SDA AWS networking - VPC, Transit Gateway, Route 53 Azure networking - VNets, ExpressRoute, Azure Firewall F5 Big-IP Splunk, SolarWinds, or NetBox Python, Ansible, or Terraform CCNA/CCNP or equivalent certification NPPV3 clearance Why join Appvia ...

network segmentation and micro‐segmentation strategies.* Strong understanding of Zero Trust networking principles and identity‐aware access controls.* Strong experience designing, implementing and optimising firewall and proxy security policies.* Deep hands-on experience with: + Palo Alto Networks (PAN‐OS, Panorama, policy design) + Fortinet (FortiGate, FortiManager, FortiAnalyzer) + Zscaler ...

/SSM, IGMP/MLD, rendezvous point design.QoS architecture across converged voice, video, and data environments.Security IntegrationExperience integrating network segmentation and micro-segmentation with firewall and zero trust network architectures.Working knowledge of network access control (802.1X, TrustSec, or equivalent).Automation & ProgrammabilityWorking proficiency in Python and Ansible for network automation ...

administration, server OS configuration, TCP/IP networking hardware, protocols, LAN and WAN technologies & configurations, and network design) and/or IS (ideally PKI, firewall management, IDS & IPS, vulnerability management, and network scanners), in engineering, administration or support roles Familiarity with cryptographic principles, digital certificates, and PKI concepts. Knowledge ...

administration, server OS configuration, TCP/IP networking hardware, protocols, LAN and WAN technologies & configurations, and network design) and/or IS (ideally PKI, firewall management, IDS & IPS, vulnerability management, and network scanners), in engineering, administration or support roles Familiarity with cryptographic principles, digital certificates, and PKI concepts. Knowledge ...

Server, Active Directory, DNS, DHCP, and Group Policy.Configure, maintain, and troubleshoot networking infrastructure including switches, routers, wireless solutions, VPNs, and enterprise firewalls.Take ownership of firewall administration, including security policies, NAT, VPN configuration, rule management, firmware updates, monitoring, and troubleshooting.Ensure network security best practices are maintained through firewall optimisation, vulnerability remediation … deadlines.Proactive, organised, and self-motivated with a continuous improvement mindset.Relevant IT qualifications or degree desirable.Microsoft certifications (Microsoft 365, Azure, Windows Server) and networking or firewall certifications (Fortinet NSE, Sophos, Cisco CCNA, etc.) are advantageous. ...

Directory, DNS, DHCP, and Group Policy. Configure, maintain, and troubleshoot networking infrastructure including switches, routers, wireless solutions, VPNs, and enterprise firewalls. Take ownership of firewall administration, including security policies, NAT, VPN configuration, rule management, firmware updates, monitoring, and troubleshooting. Ensure network security best practices are maintained through firewall optimisation, vulnerability … self-motivated with a continuous improvement mindset. Relevant IT qualifications or degree desirable. Microsoft certifications (Microsoft 365, Azure, Windows Server) and networking or firewall certifications (Fortinet NSE, Sophos, Cisco CCNA, etc.) are advantageous. ...

administration Excellent experience with Microsoft technologies Good general knowledge of networking and technologies: TCP/IP stack, concept of VLANs and firewalls, wireless configurations Firewall Implementations -Fortigate/Cisco/Sonicwall/Watchguard Backup Solutions - Azure/Veeam Virtualisation - Hyper-V, VMware, AVD, RDS In-depth Knowledge of O365 suite ...

administration (Exchange Online, SharePoint, Teams, Entra ID) Hands-on Azure administration (VMs, networking, identity management) Confident networking skills (TCP/IP, DNS, DHCP, VPNs, firewall configuration) PowerShell scripting for automation and troubleshooting Experience with Hyper-V and VMware Proven incident leadership and a track record of mentoring others Nice ...

improvement. Desirable Experience: Microsoft certifications (e.g. AZ-104, AZ-140, MS-102) Experience in an MSP or IT services environment Knowledge of networking and firewall platforms such as Meraki or UniFi Experience with service transition or operational handover Package: Full-time, office based. With an opportunity for hybrid working after ...

purely BAU support. Confident handling escalated tickets and troubleshooting complex technical issues. Understanding of ITIL and good service management practices. Exposure to virtualisation and firewall management would be beneficial. An interest in and understanding of AI technologies would be advantageous. Excellent communication and customer-facing skills. Comfortable visiting clients ...

within the team Required Expertise 4–5 years’ experience in a network & security support role ITIL Service Principles SD-WAN deployment & troubleshooting Security technologies (firewall policies, IPS/IDS, web filtering, secure web gateways) Advanced routing (OSPF, BGP, MPLS) Switching (Layer 2/3) ISP circuit management DDI (DNS/ ...

years' experience within IT or Cyber Security Technical Knowledge Required Windows and Linux Operating Systems Active Directory TCP/IP, DNS, Switching and Firewall Technologies Hyper-V and VMware Virtualisation OWASP Top 10 Vulnerabilities Vulnerability Management tools such as Nessus, Qualys or similar Certifications Required To be considered for this ...

infrastructure disciplines, e.g. Microsoft Technologies, Red Hat/Linux, VMWare, ESX, vSphere, Citrix, IBM Websphere MQ, Oracle, DB2, LAN/WAN/MAN, Routing, Firewall, Wireless, IDS/IPS, WAN optimization, Proxy, VPN services, Load Balancing and IT Security Experience or technical knowledge of toolsets and infrastructure management solutions Experience ...

communication skills and the ability to handle high pressure situations CCNP or equivalent Deep knowledge of at least 3 of the following: Routing & Switching Firewall technologies (especially ASA/Firepower) WiFi (especially Cisco/Meraki) Cisco ISE Cisco ACI SD-WAN (Cisco/Meraki) Palo Alto (NGFW/Panorama/ ...

explain complex concepts clearly. Ability to work effectively both independently and as part of a collaborative team. Hands-on experience with Palo Alto Firewall technology. Familiarity with network monitoring tools and ticketing systems. Bachelor’s degree in Information Technology, Computer Science, or related field—or equivalent experience. ...

Cisco and similar VOIP telephony infrastructure.* Possess a thorough understanding of 802.11 wireless principles.* Strong ability to troubleshoot end-user device connectivity at a firewall level.* Knowledge of 802.1X and SAML/SSO implementation strategies.* You should possess excellent communication and client service skills, both written and oral.**Other Requirements ...

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 ...

IPSEC) Tunnel establishment failures Encryption domain mismatches Routing over VPN tunnels Support: GRE over IPSEC DMVPN Extranet Connectivity B2B VPN Integrations Coordinate with firewall teams for VPN implementation and troubleshooting. Incident & Problem Management Act as L3 escalation point for critical incidents and major outages. Lead RCA investigations and corrective actions. ...

enterprise networking environments.Experience with routing, switching, network segmentation, and secure connectivity technologies.Experience with network access control, identity-aware networking, and enterprise security platforms.Experience supporting firewall technologies, VPN solutions, and secure remote access services.Experience with load balancing and application delivery technologies.Experience supporting cloud networking and hybrid connectivity solutions.Experience supporting enterprise infrastructure ...

As an IT Infrastructure Operations Engineer in London, you'll support and enhance a hybrid cloud and on-premises environment within investment management. This role ensures the smooth operation of IT infrastructure, helping the business ...

3rd Line Engineer - 365/Azure/Infrastructure - is required by highly successful and fast growing technology organisation. As their business continues to grow, they're seeking an experienced and ambitious 3rd Line Engineer to ...

technical projects and acting as a senior escalation point On-prem/hybrid AD → Entra ID migration – ideally led and delivered personally DHCP/firewall migration or implementation in a new environment Nice to have: Autopilot and Entra ID SSO/Enterprise Applications #J-18808-Ljbffr ...

Hyper-Converged Infrastructure) Active Directory Microsoft 365/Office 365/Intune/SCCM Strong 3rd Line infrastructure support experience Basic networking knowledge - ideally Firewall experience Desired - Entra ID and/or Okta Infrastructure Support Engineer - Responsibilities Deliver 3rd Line support across infrastructure, networking and end-user computing environments. Manage ...

Security infrastructure estate, processes procedures, documentation and life cycle management. Senior Technical point of reference for all Security related projects, Changes or modifications to firewall rule bases Senior technical point of reference/escalation and interface into vendor support for all Incidence related to the security infrastructure. Design of customer ...