London, South East, England, United Kingdom Hybrid / WFH Options
E.ON
resources and minimise downtime. Configure Layer 2 and 3 network switches, firewalls, and IP networks for adopted assets. Develop and maintain digital monitoring systems and cloud-based configurations (VPN, firewall, network monitoring). Oversee large-scale VPN network performance and connectivity. Conduct GSM/LTE surveys, configuration, and failover testing. Supervise on-site contractors and ensure safe, compliant delivery of More ❯
Coleshill, Birmingham, West Midlands, England, United Kingdom Hybrid / WFH Options
The Works
Master of Active Directory,including AAD, GPOs, and UAC, ensuring everything runs smoothly. Office 365 Specialist - Champion of Office 365 managementand continuous improvements, always optimising the user experience. Network & Firewall Expert – Hands-on with network switches andfirewalls, with the ability to troubleshoot and resolve issuesindependently. Automation Enthusiast - Strong background in automationtechnologies to make everything run more efficiently. Cloud Savvy - Extensive More ❯
Fortinet Switches & Access Points Fortinet software and security services Cisco routers, switches, and wireless infrastructure (IOS, IOS-XE, NX-OS) HP Aruba switches Deep knowledge of network security principles, firewall rules, VPNs, VLANs, and NAC. Advanced configuration and management of FortiGate firewalls, FortiManager, FortiAnalyzer, and FortiSwitch. Deep understanding of Fortinet Security Fabric, including integration across endpoints, networks, and cloud. Proficient More ❯
Fortinet Switches & Access Points Fortinet software and security services Cisco routers, switches, and wireless infrastructure (IOS, IOS-XE, NX-OS) HP Aruba switches Deep knowledge of network security principles, firewall rules, VPNs, VLANs, and NAC. Advanced configuration and management of FortiGate firewalls, FortiManager, FortiAnalyzer, and FortiSwitch. Deep understanding of Fortinet Security Fabric, including integration across endpoints, networks, and cloud. Proficient More ❯
Fortinet Switches & Access Points Fortinet software and security services Cisco routers, switches, and wireless infrastructure (IOS, IOS-XE, NX-OS) HP Aruba switches Deep knowledge of network security principles, firewall rules, VPNs, VLANs, and NAC. Advanced configuration and management of FortiGate firewalls, FortiManager, FortiAnalyzer, and FortiSwitch. Deep understanding of Fortinet Security Fabric, including integration across endpoints, networks, and cloud. Proficient More ❯
Fortinet Switches & Access Points Fortinet software and security services Cisco routers, switches, and wireless infrastructure (IOS, IOS-XE, NX-OS) HP Aruba switches Deep knowledge of network security principles, firewall rules, VPNs, VLANs, and NAC. Advanced configuration and management of FortiGate firewalls, FortiManager, FortiAnalyzer, and FortiSwitch. Deep understanding of Fortinet Security Fabric, including integration across endpoints, networks, and cloud. Proficient More ❯
london (city of london), south east england, united kingdom
Dalkia UK
Fortinet Switches & Access Points Fortinet software and security services Cisco routers, switches, and wireless infrastructure (IOS, IOS-XE, NX-OS) HP Aruba switches Deep knowledge of network security principles, firewall rules, VPNs, VLANs, and NAC. Advanced configuration and management of FortiGate firewalls, FortiManager, FortiAnalyzer, and FortiSwitch. Deep understanding of Fortinet Security Fabric, including integration across endpoints, networks, and cloud. Proficient More ❯
Farnborough, Hampshire, South East, United Kingdom Hybrid / WFH Options
Leidos Innovations UK Limited
various detective and preventative Cyber Security tools such as Security Information Event Monitoring (SIEM), End Point Protection (EPP), End Point Detection and Response (EDR), XDR (Extended DR), Web Application Firewall (WAF), and Firewalls. Proactively detect suspicious activity, vulnerabilities, and security misconfigurations before they can be exploited by adversaries impacting Confidentiality, Integrity and Availability which could lead to a Cyber Security More ❯
Weedon Bec, Northamptonshire, UK Hybrid / WFH Options
HybrIT Services
requirements, this is then reflected in the working pattern of the team. Role Summary As a Senior Network Support Analyst, you will provide advanced technical support for network and firewall-related issues, acting as a key point of contact for customers needing assistance. You will be responsible for resolving incidents and service requests efficiently while ensuring a high standard of … core understanding of infrastructure and cloud is required to support the wider team and provide on call support. Key Responsibilities Provide advanced technical support and troubleshooting for network and firewall related incidents and service requests. Act as the primary point of contact for customer queries and ensure timely and accurate issue resolution. Act as an escalation point for network related … FortiManager and FortiAnalyzer for centralised management and logging. Understanding of Forti Authenticator and Endpoint Management Server Experience managing security policies, NAT, SSL inspection, and threat protection profiles. Familiarity with firewall migrations and multi-tenant environments. Wi-Fi & Wireless Networks - Knowledge of wireless network configurations and troubleshooting, especially with systems like Cisco Meraki or Extreme Networks. Configuration and securing with 802.1x More ❯
Overview Senior Software Engineer - Network Security Production Location: London Business Area: Engineering and CTO Ref #: Description As a Senior Software Engineer, you will be a critical member of the team responsible for the full lifecycle of our global network More ❯
and troubleshooting within live network environments Design and implement network solutions tailored for performance, resilience, and security Collaborate with cybersecurity, DevOps, and infrastructure teams to ensure seamless operations Support firewall, VPN, and intrusion prevention configurations where relevant Document all configurations and processes in line with security compliance standards Essential Skills & Experience: Proven experience working with A10 Networks (Thunder ADC, CGNAT More ❯
and troubleshooting within live network environments Design and implement network solutions tailored for performance, resilience, and security Collaborate with cybersecurity, DevOps, and infrastructure teams to ensure seamless operations Support firewall, VPN, and intrusion prevention configurations where relevant Document all configurations and processes in line with security compliance standards Essential Skills & Experience: Proven experience working with A10 Networks (Thunder ADC, CGNAT More ❯
and troubleshooting within live network environments Design and implement network solutions tailored for performance, resilience, and security Collaborate with cybersecurity, DevOps, and infrastructure teams to ensure seamless operations Support firewall, VPN, and intrusion prevention configurations where relevant Document all configurations and processes in line with security compliance standards Essential Skills & Experience: Proven experience working with A10 Networks (Thunder ADC, CGNAT More ❯
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Nigel Wright Group
cybersecurity best practices Collaborate with cross-functional teams and external vendors What you'll bring: Strong experience with VMware vSphere, Windows Server/Desktop, and Cisco networking Knowledge of firewall technologies, Veeam, Active Directory, and storage solutions Exposure to SQL Server, Oracle, or PostgreSQL is a plus Experience in regulated environments or manufacturing (SCADA, PLCs) is desirable Certifications such as More ❯
support. Proven experience deploying and supporting servers, storage, and LAN/WLAN networks Strong knowledge of Windows Server, Hyper-V, Active Directory, DNS, DHCP, and Group Policy Skilled in firewall and web filter configuration and network authentication (e.g. Full UK driving licence and flexibility to travel nationally Knowledge of HPE server/storage, Aruba networking, and Smoothwall appliances KEY SKILLS More ❯
in Cisco network technologies including Nexus, IOS XE, Switch, and CUBE. Strong experience with AAA Management (ISE) , QoS , ACL-ASA Firewalls , OSPF , BGP , and Spanning Tree . Proficiency with Firewall IPS/IDS and VoIP systems. Experience with NATO Gateways and vendor licensing models. Proven ability to lead incident resolution, implement configuration changes, and maintain network documentation. Excellent communication skills More ❯
and configuration templates. Work closely with architects to translate High-Level Designs (HLD) into deployable, compliant solutions. Perform network integration, testing, and validation activities. Troubleshoot complex routing, switching, and Firewall issues in high-security environments. Support ongoing network optimisation, performance tuning, and upgrades. Collaborate with cross-functional security, infrastructure, and operations teams to ensure service reliability and compliance. Essential Skills More ❯
improve SLAs, response times, and first-contact resolution rates by building out effective processes and support structures What We’re Looking For: Experience of Cisco Meraki Administration - From a Firewall/Switch/Access Point perspective Cisco ISE Administration experience is needed, at a level of 'Policy Management experience' Proven experience with Meraki Networking Hardware and Software including ACI, Firewalls More ❯
improve SLAs, response times, and first-contact resolution rates by building out effective processes and support structures What We’re Looking For: Experience of Cisco Meraki Administration - From a Firewall/Switch/Access Point perspective Cisco ISE Administration experience is needed, at a level of 'Policy Management experience' Proven experience with Meraki Networking Hardware and Software including ACI, Firewalls More ❯
