1 to 25 of 100 Permanent Firewall Jobs in London

involved in a wide variety of infrastructure projects including Microsoft 365 deployments, Azure and Entra ID administration, cloud migrations, network upgrades, security improvements, firewall deployments, and virtualisation projects. You'll also work closely with customers, providing technical guidance, mentoring junior engineers, and contributing to pre-sales and solution design activities. ...

technical team Excellent communication skills (both verbal and written) The Network Infrastructure Engineer role will involve: Supporting and improving enterprise LAN, WAN, wireless, and firewall infrastructure Managing cloud networking environments across Azure and other cloud platforms Configuring and maintaining firewalls, VPNs, routing, and switching technologies Supporting multi-site network connectivity ...

Peak, Fortinet, or equivalent). QoS architecture across converged voice, video, and data environments. Security Integration Experience integrating network segmentation and micro-segmentation with firewall and zero trust network architectures. Working knowledge of network access control (802.1X, TrustSec, or equivalent). Working proficiency in Python and Ansible for network automation ...

business-critical connectivity across multiple sites. What youll be doing: Design and implement enterprise LAN, WAN, Wi-Fi, VPN and SD-WAN solutions Own firewall architecture, network segmentation and secure connectivity Lead network upgrades across multiple sites with minimal business disruption Deliver infrastructure integration and migration projects Strengthen cyber security ...

Desirable Skills Experience with any of the following would be beneficial: Hyper-V PowerShell SCCM Azure Networking including VLANs and managed Wi-Fi Firewall administration Chromebook management Apple device management Autotask Datto The Ideal Candidate You'll be someone who: Has worked as the primary IT support engineer within ...

with identity providers (Entra AD, Okta), SIEM/SOAR systems, endpoint platforms, and data repositories. Assisting infrastructure teams in migrating legacy VPN, proxy, and firewall solutions to cloud native Zero Trust models, and supporting secure network and data migration activities. Participating in proof‐of‐concept evaluations and technical validation sessions ...

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 ...

Lead network migration, refresh, and enhancement projects. Monitor network performance, analyse capacity, and proactively address issues. Collaborate with security teams to implement best-practice firewall and segmentation strategies. Maintain accurate network documentation including diagrams, configurations, and change records. Mentor junior engineers and act as SME for escalations. Skills & Experience Required ...

protocols (OSPF, EIGPR, IS-IS, BGP, RIP, Static), DHCP, DNS, Load balancing Cloud Platforms extensive Azure Architecture experience Extensive experience of Firewalls - Principles of Firewall policies, rule, zone, and address object management including NAT, Policy based routing, dynamic lists, VPN tunnels, Intrusion detection and threat management Extensive experience of Security ...

Telephone systems WAN Traffic Management and Path Selector configuration, such as, Kerio, Peplink, Sophos and Cisco Wi-Fi coverage analysis & mapping/heatmaps Firewall configuration and implementation Fault finding and commissioning skills are compulsory Use of hand tools, network & telecom test equipment Microsoft products such as Word, Excel ...

Alto Networks (PAN-OS, Panorama) Fortinet (FortiGate, FortiManager, FortiAnalyzer) Zscaler (ZIA, ZPA) Experience designing and implementing: Network segmentation and micro-segmentation Zero Trust architectures Firewall and proxy security policies Strong knowledge of hybrid environments (on-prem, cloud, containerised platforms) Solid understanding of core networking technologies: TCP/IP, BGP, OSPF ...

environments. Assist with Cisco networking infrastructure, firewalls and routing technologies. Contribute to disaster recovery planning, network resilience and high availability initiatives. Skills required: Enterprise firewall technologies including Cisco Firepower (ASA/FTD) and Palo Alto. Cisco networking technologies including Catalyst switching, Layer 2/3, OSPF and VPNs. Network security ...

/Certificate services Strong scripting capability, particularly with PowerShell , including automation development Experience administering DNS and DHCP services Good understanding of network protocols and firewall technologies Knowledge of system security principles and integration technologies Experience supporting disaster recovery planning and testing Familiarity with Microsoft Identity Manager (MIM)/Forefront Identity ...

GICSP, AZ-500, SC-200, etc. will be added advantage. Required Experience: Advanced experience in Security technologies like (SIEM, PAM, IAM, PenTest, Threat Hunting, Firewall, Proxy etc.) preferably within a global IT services organization. Who we are As the third largest data center provider, we operate over 150 data centers ...

GICSP, AZ-500, SC-200, etc. will be added advantage. Required Experience: • Advanced experience in Security technologies like (SIEM, PAM, IAM, PenTest, Threat Hunting, Firewall, Proxy etc.) preferably within a global IT services organization. Who we are As the third largest data center provider, we operate over 150 data centers ...

controls, and enhance enterprise security posture. Performance, Reliability & Automation Monitor, troubleshoot, and optimize enterprise, cloud, and security infrastructure. Resolve complex LAN, WAN, cloud, and firewall issues to maintain business continuity. Drive automation and operational efficiency using tools such as Python, Ansible, Terraform, and PowerShell. Create and maintain technical documentation, network … such as CCNP/CCIE, PCNSE, CCSA/CCSE, F5‐CA, AWS or Azure Networking Speciality, CISSP. Skills Cloud network Network architecture Cisco ACI Firewall engineering VLAN Azure Arc Cisco ASA DNS administration Wide area network F5 load balancer Virtual private network Switching protocols About the company the company ...

About the Role As a senior member of the IT Infrastructure team, you will take technical ownership of the design, implementation, and lifecycle management of both on-premises and cloud-based infrastructure across the UK ...

both physical and virtual machines. Appreciation of the Azure global cloud computing platform VRF/VLAN/IP Configuration PRTG configuration and monitoring experience Firewall policies, access lists and rule sets creation and modification. Capable of converting high level network designs to low level network designs. Vendor licensing registration/ ...

Controls, or similar security frameworks. Security certifications such as CISSP, SSCP, GIAC, or Microsoft Security certifications. Experience with Palo Alto or other next-generation firewall technologies. Hands-on experience with XDR platforms and threat investigation. Experience supporting enterprise-scale hybrid infrastructure environments. Please apply with your CV in the first ...

infrastructure estate Act as the senior escalation point for complex 3rd and 4th line issues Lead on wired and wireless networking, switching, routing and firewall configuration Support and develop both on-prem and cloud infrastructure Manage Active Directory, Azure AD and core identity services Oversee Microsoft 365, including Exchange, SharePoint ...

authentication and authorisation patterns (OpenID Connect, SAML, OAuth, Kerberos, LDAP). - Embed Zero Trust and least-privilege principles across systems and applications. - Own global firewall architecture and contribute to micro-segmentation and network security strategy. - Enhance privileged access management (PAM), including workflow and monitoring capabilities. - Ensure audit readiness and contribute ...

remediation activities including maintenance windows and pre/post validations across multiple stakeholders, including business application owners, multiple infrastructure teams (Unix, Load Balancer, Firewall, etc.), security teams, and all relevant third‐party vendors (Cisco/Arista, etc.). Maintain high availability and resilience of business‐critical services while improving network ...

background across cloud, networking and end user computing. Experience supporting Azure and AWS environments. Knowledge of Windows 11, Microsoft 365, Teams Telephony, DNS and firewall technologies. Experience managing service delivery within complex environments. Strong stakeholder management and leadership skills. Ability to work in a fast paced operational environment. Desirable Experience ...

tuning. Storage: vSAN design and sizing, stretched clusters, storage policy‐based management. Networking: NSX‐T/NSX‐V network virtualization, micro‐segmentation, and distributed firewall design. Platform: VMware Cloud Foundation (VCF) deployment and lifecycle management. DR & VDI: Site Recovery Manager design; Horizon VDI architecture is a plus. OpenShift: OpenShift Container ...

Zero Trust solutions with identity providers, SIEM/SOAR systems, endpoint platforms, and data repositories. Assisting infrastructure teams in migrating legacy VPN, proxy, and firewall solutions to cloud native Zero Trust models, and supporting secure network and data migration activities. Participating in proof-of-concept evaluations and technical validation sessions ...