101 to 125 of 1,003 Firewall Jobs in England

Solution Architect - Networking & Security

Location
Shoreham-by-Sea, England, United Kingdom
Architect to own the technical design of complex customer projects across our SD-WAN (Software-Defined Wide Area Network), SASE (Secure Access Service Edge), firewall and routing/switching portfolio - and to stay hands-on all the way through delivery. This isn't a role where you hand ...

Senior Cyber Infrastructure Engineer, Professional Services

Location
Greater London, England, United Kingdom
into various environments (including cloud, email, and OT) as well as experience with Darktrace deployment options, integrations, and response enablement and tuning (custom routes, firewall integrations, email) but this is not a requirement for the role.As a growing business strengthening its governance and controls, this role plays a part ...

Solutions Engineer

Location
Greater London, England, United Kingdom
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 ...

Security & Network Engineer - 12 months Fixed term

Location
Maidenhead, England, United Kingdom
Required Experience & Skills Over 5 years of experience in network engineering, infrastructure architecture, or systems engineering roles Proven hands-on with enterprise network security: firewall architecture (Palo Alto, Fortinet, Cisco ASA), network segmentation, threat detection, compliance Strong understanding of DevSecOps principles and how to embed security into CI/ ...

Senior Security Analyst

Location
Greater London, England, United Kingdom
Zscaler Internet Access, Zscaler Private Access, and Zscaler Client Connector; investigate connectivity, authentication, policy‐enforcement, web‐access, and application‐access issues. Review Zscaler web, firewall, DNS, and access logs and implement approved changes involving URL filtering, cloud application controls, SSL/TLS inspection, data protection, remote access, and business exceptions. ...

Senior Security Analyst

Hiring Organisation
Brookfield Renewable
Location
London, United Kingdom
Salary
£ 70 K
matters.Administer Zscaler Internet Access, Zscaler Private Access, and Zscaler Client Connector; investigate connectivity, authentication, policy-enforcement, web-access, and application-access issues.Review Zscaler web, firewall, DNS, and access logs and implement approved changes involving URL filtering, cloud application controls, SSL/TLS inspection, data protection, remote access, and business exceptions.Administer ...

IT Infrastructure & Systems Manager

Location
Greater London, England, United Kingdom
GFMS, COP Support enterprise file synchronization and replication solutions (e.g., Syncovery, other SFTP). Networking Configure and support Cisco switches and routers. Administer FortiGate firewall environments. Strong network fundamentals: DNS, DHCP, TCP/IP, LAN/WAN, Routing and connectivity troubleshooting. Monitor network performance, availability, and security posture. Security & Endpoint … ManageEngine Patch Manager Plus SAAS solutions SQL Server Security Symantec Endpoint Protection (SEP) Symantec Endpoint Encryption (SEE) SentinelOne – EDR/XDR Endpoint DLP solutions Firewall administration Vulnerability management tools (e.g., Tenable) SIEM tools (e.g., Splunk) Networking Cisco Switches and Routers FortiGate Firewalls LAN/WAN networking and routing Hardware & Storage ...

Senior Network Engineer

Location
Greater London, England, United Kingdom
About us One team. Global challenges. Infinite opportunities. At Viasat, we’re on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how ...

Systems Engineer

Location
Greater London, England, United Kingdom
Title: Systems Engineer Reports to: Client Technology Manager Department: Support UK Location: London, United Kingdom – Onsite Term: Full-Time, Salaried Hours: 9-6 PM GMT About Atlas Technica Atlas Technica’s mission is to shoulder ...

Lead Network Engineer

Location
Greater London, England, United Kingdom
Key Responsibilities Lead the design, implementation, maintenance, and optimisation of highly available, secure, and resilient LAN, WAN, wireless, data centre, remote-access, and cloud network services. Develop network architectures that integrate on-premises environments with ...

3rd Line Engineer

Location
Worcester, England, United Kingdom
Full-time Permanent Mid-level Senior Posted 19 Aug 2026 Description Join the Team! At Spire Technology Group, we're more than just an IT provider. We're a trusted technology partner helping organisations across ...

Lead Network Engineer DV Cleared

Location
Kingswood, England, United Kingdom
Experience: Active DV Clearance Extensive network engineering experience in enterprise, defence, service provider, or data centre environments Strong Cisco networking expertise, ideally CCNP certified Firewall and network security experience, ideally with Palo Alto technologies and PCNSE certification Experience with network design, implementation, and project delivery Knowledge of routing, switching, firewalls ...

Senior Network Specialist with Security and Cisco – City London

Location
City Of London, England, United Kingdom
Main Aspects of the role: Work within Infrastructure team in supporting and delivering all aspect of BAU and support services Design, build and implement firewall solutions from perimeter to DMZ roles Support IPS deployment for European branches Develop, maintain and deliver global standards to all networking devices Remediate Penetration Test ...

Lead Network Engineer DV Cleared

Hiring Organisation
Sanderson Government and Defence
Location
Salisbury, Wiltshire, South West, United Kingdom
Employment Type
Contract
Experience: Active DV Clearance Extensive network engineering experience in enterprise, defence, service provider, or data centre environments Strong Cisco networking expertise, ideally CCNP certified Firewall and network security experience, ideally with Palo Alto technologies and PCNSE certification Experience with network design, implementation, and project delivery Knowledge of routing, switching, firewalls ...

Senior Network Engineer

Hiring Organisation
Data Careers
Location
Droitwich, Worcestershire, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
Cisco networking experience CCNP-level knowledge or equivalent hands-on experience Good routing and switching knowledge, including OSPF, BGP, EIGRP and QoS Hands-on firewall and VPN experience, ideally Cisco ASA/FTD Wireless experience, ideally Cisco Catalyst and/or Meraki Strong troubleshooting and analytical skills Confident communication skills ...

Network Ops Engineer

Location
Portsmouth, England, United Kingdom
address history at the point of application. Set Yourself Apart ITIL qualification desirable. Full clean driving license is preferable. Palo Alto experience. Checkpoint experience. Firewall Orchestration. #J-18808-Ljbffr ...

IT Support Engineer

Hiring Organisation
Experis
Location
Gloucester, Gloucestershire, United Kingdom
Employment Type
Permanent
Salary
£27000 - £30000/annum
supporting Apple/macOS desktop environments would be beneficial Microsoft 365 administration and troubleshooting experience, including Exchange Online Basic networking knowledge (LAN, WAN, wireless, firewall concepts) Experience using ticketing systems or PSA tools Strong written and verbal communication skills A logical, structured approach to troubleshooting Previous 1st Line Technical support ...

Senior Network Security Engineer

Hiring Organisation
Hays
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£70,000
vulnerabilities Setting up, maintaining, patching and upgrading customer's firewalls (typical vendors: Cisco, Fortinet, Palo Alto, Checkpoint) Actively working on client Firewalls Completing firewall upgrades Running IPS and IDS Performing log reviews General BAU e.g., VPN creation Facing a variety of clients and helping set up, maintain, monitor, and secure ...

IT Support Analyst

Hiring Organisation
Circle Group
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£30,000
Working knowledge of software deployment and management systems Working knowledge of Microsoft 365 Full UK driving licence and access to a vehicle Desirable: firewall configuration, VLANs and subnetting, Intune/Endpoint Manager, Hyper-V/VMware As a business, they provide a full range of IT solutions and services ...

Infrastructure Architect with IAM experience

Location
Greater London, England, United Kingdom
Required Skills and Experience Strong technical knowledge including Microsoft technologies, Red Hat Linux, datacentre and cloud, enterprise networking: WAN/LAN/WLAN, routing, firewall, ID/IP/IPS, WAN optimization, proxy, VPN services, load balancing, and IT security. Experience designing, documenting, integrating, and managing complex infrastructure solutions across ...

Infrastructure Architect with IAM experience

Location
Greater London, England, United Kingdom
best practices. RequiredSkills and Experience Strongtechnical knowledge including Microsoft technologies, Red Hat Linux, datacentre and cloud, enterprise networking: WAN/LAN/WLAN, routing, firewall,ID/IP/IPS, WAN optimization, proxy, VPN services, load balancing, and ITsecurity. Experience designing, documenting, integrating, and managing complexinfrastructure solutions across on-premises ...

Interim Network Engineer

Hiring Organisation
Michael Page
Location
Derby, Derbyshire, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day Inside IR35
Experience with WAN technologies and SD-WAN solutions. Knowledge of VPN technologies, IPSEC and network security. Experience supporting Cisco and/or Palo Alto firewall environments. Strong troubleshooting and network analysis capabilities. Wireless networking design and support experience. Exposure to datacentre networking and Cisco Nexus technologies would be advantageous. ...

Senior Cyber Security Engineer

Location
Manchester, England, United Kingdom
Doing Owning and enhancing the security posture of Azure cloud environment, web estate, and identity platforms Managing and optimising web application firewall (WAF) technologies including Cloudflare and Akamai to protect against evolving threats Leading the implementation and continuous improvement of web ingress controls including DDoS protection, certificate management, and traffic ...

M365 & Security Infrastructure Administrator

Hiring Organisation
ALFA TECHNOLOGY RECRUITMENT LTD
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
Android, maintain compliance policies, set up Windows Autopilot, macOS Automated Device Enrollment and Apple Business Manager, and harden endpoints with BitLocker, FileVault, Firewall and ASR rules. Platform hardening: maintain security baselines across Exchange Online, SharePoint, OneDrive, Teams, Viva and Copilot, secure mail flow and OME, audit SPF, DKIM and DMARC ...

Infrastructure Specialist

Location
Southampton, England, United Kingdom
related tools. Knowledge of enterprise networking, including SD-WAN architecture and optimisation. Hands-on experience with network switching (Aruba/Cisco), advanced routing, and firewall technologies Expertise in Windows desktop deployment and lifecycle management using Intune/SCCM. Candidates who are currently a Principal Infrastructure Engineer, Senior Infrastructure Engineer, Lead ...