to relevant approval boards. Essential: Creating and reviewing High and Low level technical documentation, technical standards and processes. As part of the role you will need experience in. DDI (DNS DHCP IP) cleanse, config, consolidation. VLan, subnet & security zone config & migrations. Edge, distribution switch config, installation/replacements. Core switch replacement. WiFi AP config, installation/replacements. 802.1x & NAC config More ❯
to relevant approval boards. Essential: Creating and reviewing High and Low level technical documentation, technical standards and processes. As part of the role you will need experience in. DDI (DNS DHCP IP) cleanse, config, consolidation. VLan, subnet & security zone config & migrations. Edge, distribution switch config, installation/replacements. Core switch replacement. WiFi AP config, installation/replacements. 802.1x & NAC config More ❯
to relevant approval boards. Essential: Creating and reviewing High and Low level technical documentation, technical standards and processes. As part of the role you will need experience in. DDI (DNS DHCP IP) cleanse, config, consolidation. VLan, subnet & security zone config & migrations. Edge, distribution switch config, installation/replacements. Core switch replacement. WiFi AP config, installation/replacements. 802.1x & NAC config More ❯
london (city of london), south east england, united kingdom
Venn Group
to relevant approval boards. Essential: Creating and reviewing High and Low level technical documentation, technical standards and processes. As part of the role you will need experience in. DDI (DNS DHCP IP) cleanse, config, consolidation. VLan, subnet & security zone config & migrations. Edge, distribution switch config, installation/replacements. Core switch replacement. WiFi AP config, installation/replacements. 802.1x & NAC config More ❯
configure, and troubleshoot routers, switches, and firewalls to ensure secure and reliable connectivity. Support User VPN configurations and optimize secure remote access. Deploy and manage load balancers, DDI services (DNS, DHCP, IPAM), NTP, and LAN controllers. 2. Advanced Network Solutions: Manage access points, WAN optimizers, and data circuits to maintain optimal data flow and performance. Oversee SD-WAN deployments and More ❯
required: Technical Knowledge: Deep technical knowledge of IT Infrastructure, including servers, networks, storage & virtualization. A good understanding of the application stack and dependencies into core services such as AD, DNS and NTP. Experience of ESXI & VCentre. Proficiency with infrastructure monitoring tools to track infrastructure health. A strong understand of security principles. Understanding of disaster recovery architecture and principles. Environment Management More ❯
languages such as Python, C++, or assembly for developing analysis tools and scripts. Expertise in creating and maintaining YARA rules. Strong understanding of networking protocols, including TCP/IP, DNS, and how malware utilises these protocols. Ways of working Focusing on Clients and Customers. Working as One NCC. Always Learning. Being Inclusive and Respectful. Delivering Brilliantly. Our company At NCC More ❯
languages such as Python, C++, or assembly for developing analysis tools and scripts. Expertise in creating and maintaining YARA rules. Strong understanding of networking protocols, including TCP/IP, DNS, and how malware utilises these protocols. Ways of working Focusing on Clients and Customers. Working as One NCC. Always Learning. Being Inclusive and Respectful. Delivering Brilliantly. Our company At NCC More ❯
languages such as Python, C++, or assembly for developing analysis tools and scripts. Expertise in creating and maintaining YARA rules. Strong understanding of networking protocols, including TCP/IP, DNS, and how malware utilises these protocols. Ways of working Focusing on Clients and Customers. Working as One NCC. Always Learning. Being Inclusive and Respectful. Delivering Brilliantly. Our company At NCC More ❯
london (city of london), south east england, united kingdom
NCC Group
languages such as Python, C++, or assembly for developing analysis tools and scripts. Expertise in creating and maintaining YARA rules. Strong understanding of networking protocols, including TCP/IP, DNS, and how malware utilises these protocols. Ways of working Focusing on Clients and Customers. Working as One NCC. Always Learning. Being Inclusive and Respectful. Delivering Brilliantly. Our company At NCC More ❯
enterprise scale clients. You will provide advanced technical consulting and advice to others on proposal efforts, solution design, system management, tuning and modification of solutions. Your skills and experience * DNS * Directory Services * Group Policy * IP addressing and routing * Site component topology * Forest operations and topology * Active Directory distributed file system * ADAM/Active Directory Lightweight Directory Services * LDAP/X500 More ❯
in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Familiarity with Kubernetes-specific platform components and principles , such as load balancers, cluster DNS, autoscalers, API/SDK toolsets, and the operator pattern. Experience developing and containerizing microservice applications is a plus. Proficiency in integration and unit testing, with a strong commitment to code More ❯
in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Familiarity with Kubernetes-specific platform components and principles , such as load balancers, cluster DNS, autoscalers, API/SDK toolsets, and the operator pattern. Experience developing and containerizing microservice applications is a plus. Proficiency in integration and unit testing, with a strong commitment to code More ❯
in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Familiarity with Kubernetes-specific platform components and principles , such as load balancers, cluster DNS, autoscalers, API/SDK toolsets, and the operator pattern. Experience developing and containerizing microservice applications is a plus. Proficiency in integration and unit testing, with a strong commitment to code More ❯
london (city of london), south east england, united kingdom
Safe Intelligence
in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Familiarity with Kubernetes-specific platform components and principles , such as load balancers, cluster DNS, autoscalers, API/SDK toolsets, and the operator pattern. Experience developing and containerizing microservice applications is a plus. Proficiency in integration and unit testing, with a strong commitment to code More ❯
and investigative mindset with demonstrable curiosity and attention to detail • Familiarity with common attacker techniques and MITRE ATT&CK mapping • Hands-on experience analysing logs from Defender for Identity, DNS, Windows event logs and endpoint telemetry • Comfortable navigating enterprise-scale environments and understanding host, user and application behaviours • Knowledge of threat hunting methodologies and ability to articulate detection gaps clearly More ❯
and investigative mindset with demonstrable curiosity and attention to detail • Familiarity with common attacker techniques and MITRE ATT&CK mapping • Hands-on experience analysing logs from Defender for Identity, DNS, Windows event logs and endpoint telemetry • Comfortable navigating enterprise-scale environments and understanding host, user and application behaviours • Knowledge of threat hunting methodologies and ability to articulate detection gaps clearly More ❯
local government election websites in 33 states. 1.1.1.1 : We released 1.1.1.1 to help fix the foundation of the Internet by building a faster, more secure and privacy-centric public DNS resolver. This is available publicly for everyone to use - it is the first consumer-focused service Cloudflare has ever released. Here's the deal - we don't store client IP More ❯
uptime-focused projects across networking, cloud and security Drive hardening, compliance and platform security standards Improve performance across identity, access and connectivity Design and manage Azure services: VNETs, RBAC, DNS, VPN, firewalls Own platform documentation and operational best practice Troubleshoot complex incidents and enable engineering teams Required Experience 5+ years in infrastructure engineering or systems engineering Strong Microsoft environment expertise … Windows Server, AD/Entra ID, Group Policy, O365, Intune Solid networking foundations: TCP/IP, VLANs, DNS, VPNs, Wi-Fi Security engineering knowledge: System hardening, endpoint security, SIEM, incident handling ISO27001, GDPR or PCI compliance exposure Certificates (SSL/TLS), WAF/DDoS, email security Azure engineering background: Governance, networking, identity and security configuration Ownership mindset and strong troubleshooting More ❯
uptime-focused projects across networking, cloud and security Drive hardening, compliance and platform security standards Improve performance across identity, access and connectivity Design and manage Azure services: VNETs, RBAC, DNS, VPN, firewalls Own platform documentation and operational best practice Troubleshoot complex incidents and enable engineering teams Required Experience 5+ years in infrastructure engineering or systems engineering Strong Microsoft environment expertise … Windows Server, AD/Entra ID, Group Policy, O365, Intune Solid networking foundations: TCP/IP, VLANs, DNS, VPNs, Wi-Fi Security engineering knowledge: System hardening, endpoint security, SIEM, incident handling ISO27001, GDPR or PCI compliance exposure Certificates (SSL/TLS), WAF/DDoS, email security Azure engineering background: Governance, networking, identity and security configuration Ownership mindset and strong troubleshooting More ❯
uptime-focused projects across networking, cloud and security Drive hardening, compliance and platform security standards Improve performance across identity, access and connectivity Design and manage Azure services: VNETs, RBAC, DNS, VPN, firewalls Own platform documentation and operational best practice Troubleshoot complex incidents and enable engineering teams Required Experience 5+ years in infrastructure engineering or systems engineering Strong Microsoft environment expertise … Windows Server, AD/Entra ID, Group Policy, O365, Intune Solid networking foundations: TCP/IP, VLANs, DNS, VPNs, Wi-Fi Security engineering knowledge: System hardening, endpoint security, SIEM, incident handling ISO27001, GDPR or PCI compliance exposure Certificates (SSL/TLS), WAF/DDoS, email security Azure engineering background: Governance, networking, identity and security configuration Ownership mindset and strong troubleshooting More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Levy Global
and containerisation workloads (VMware, Hyper-V, Kubernetes). Hybrid Cloud & Virtualisation Manage hybrid workloads between on-premises data centres and Azure . Deploy and support Azure VMs, VNets, Private DNS zones , and Defender for Cloud Arc integrations . Troubleshoot connectivity between physical servers, virtualised environments, and cloud-based services. Skills & Experience Required Core Technical Expert-level knowledge of Windows Server … administration (2016–2022) and/or Linux. Practical experience in Active Directory , DNS , DHCP , Group Policy , and PowerShell scripting . Hands-on experience with Azure Cloud services , particularly IaaS , Defender for Cloud , and Azure Arc . Security & Governance Working understanding of Microsoft Defender for Endpoint , Defender for Identity , and Azure Policy . Desirable Certifications Microsoft Certified: Windows Server Hybrid Administrator More ❯
and containerisation workloads (VMware, Hyper-V, Kubernetes). Hybrid Cloud & Virtualisation Manage hybrid workloads between on-premises data centres and Azure . Deploy and support Azure VMs, VNets, Private DNS zones , and Defender for Cloud Arc integrations . Troubleshoot connectivity between physical servers, virtualised environments, and cloud-based services. Skills & Experience Required Core Technical Expert-level knowledge of Windows Server … administration (2016–2022) and/or Linux. Practical experience in Active Directory , DNS , DHCP , Group Policy , and PowerShell scripting . Hands-on experience with Azure Cloud services , particularly IaaS , Defender for Cloud , and Azure Arc . Security & Governance Working understanding of Microsoft Defender for Endpoint , Defender for Identity , and Azure Policy . Desirable Certifications Microsoft Certified: Windows Server Hybrid Administrator More ❯
london (city of london), south east england, united kingdom
Quant Capital
uptime-focused projects across networking, cloud and security Drive hardening, compliance and platform security standards Improve performance across identity, access and connectivity Design and manage Azure services: VNETs, RBAC, DNS, VPN, firewalls Own platform documentation and operational best practice Troubleshoot complex incidents and enable engineering teams Required Experience 5+ years in infrastructure engineering or systems engineering Strong Microsoft environment expertise … Windows Server, AD/Entra ID, Group Policy, O365, Intune Solid networking foundations: TCP/IP, VLANs, DNS, VPNs, Wi-Fi Security engineering knowledge: System hardening, endpoint security, SIEM, incident handling ISO27001, GDPR or PCI compliance exposure Certificates (SSL/TLS), WAF/DDoS, email security Azure engineering background: Governance, networking, identity and security configuration Ownership mindset and strong troubleshooting More ❯
