76 to 100 of 347 DNS Jobs in London

Active Directory Enthusiasm, commitment, self-motivation and a willingness to work flexibly. Good knowledge of Active Directory, TCP/IP, DNS, anti-virus, DHCP and messaging systems. Desirable Able to use and deploy a range of diagnostic and analytical assessment tools Ability to empathise with telephony users when problems occur ...

complex debugging of FIX sessions and message flows* Strong experience supporting and troubleshooting Windows Server environments* Advanced experience in troubleshooting network problems: firewalls, routing, DNS, load balancers, and connectivity issues* Working knowledge of multiple buy-side or sell-side Order Management Systems* Strong understanding of international equity market mechanics, flows ...

protocol, including complex debugging of FIX sessions and message flowsStrong experience supporting and troubleshooting Windows Server environmentsAdvanced experience in troubleshooting network problems: firewalls, routing, DNS, load balancers, and connectivity issuesWorking knowledge of multiple buy-side or sell-side Order Management SystemsStrong understanding of international equity market mechanics, flows, and settlement ...

complex debugging of FIX sessions and message flows Strong experience supporting and troubleshooting Windows Server environments Advanced experience in troubleshooting network problems: firewalls, routing, DNS, load balancers, and connectivity issues Working knowledge of multiple buy-side or sell-side Order Management Systems Strong understanding of international equity market mechanics, flows ...

business Support modern workplace and endpoint management solutions Troubleshoot hardware, software, connectivity, and user-related issues Assist with networking support including Wi-Fi, VPNs, DNS, DHCP, and endpoint connectivity Work with cloud technologies including Microsoft 365, Azure, Google Workspace, or similar platforms Support device security, patching, compliance, and asset management ...

troubleshooting and deployment experience Active Directory, Group Policy and Microsoft 365 administration Experience with Intune or SCCM for device management Networking fundamentals (DHCP, DNS, TCP/IP, VPN, Wi-Fi) Experience with a ticketing platform (ServiceNow, Jira Service Management or similar) Clear communication and a customer-first approach ...

types independently. What You'll Need Infrastructure experience: Experience supporting Windows desktop and server environments, Linux operating systems and core infrastructure technologies such as DNS, DHCP, HTTP(S), IIS or Apache. Network and remote support skills: Confidence using remote management tools, networking technologies and scripting tools such as PowerShell ...

matter expert knowledge of Active Directory technologies, including: Tiered Administration Models Organizational Unit (OU) design and implementation Group Policy management and deployment DHCP and DNS integration Active Directory enterprise design principles Subject-matter expert knowledge of Microsoft Entra ID and related cloud identity services Deep understanding of Active Directory ...

module design, pipelines, governanceDeep knowledge of core Azure services (compute, storage, networking, identity)Hands-on experience with: Azure Kubernetes Service (AKS)Azure networking (VNet, DNS, Private Endpoints, ExpressRoute/VPN)Microsoft Entra ID/RBACExperience supporting BAU operations, incident management, and troubleshootingStrong scripting skills (PowerShell, Bash, or Python)Experience with ...

considerable addition,I am interested to see your drive as this role will no doubt be popular. Desktop Support, Engineer, Windows networking (DHCP, DNS, TCP/IP) Microsoft Exchange Server 2007 and 2010. ...

maritime environments. Bachelor's degree in engineering or a related discipline Hands‐on exposure to essential network protocols including LAN, TCP/IP, DNS, DHCP, NAT/PAT, IPsec, and BGP routing Strong experience in either implementation, configuration or troubleshooting in service provider or enterprise network Strong analytical, problem‐solving ...

maritime environments. Bachelor's degree in engineering or a related discipline Hands‐on exposure to essential network protocols including LAN, TCP/IP, DNS, DHCP, NAT/PAT, IPsec, and BGP routing Strong experience in either implementation, configuration or troubleshooting in service provider or enterprise network Strong analytical, problem‐solving ...

technical strategies and designs to meet business need. Computer Skills: To perform this job successfully, an individual should have advanced knowledge of DHCP/DNS, subnets, multiple routing protocols, switching, firewalls/policy NAT/rules, spanning tree, VoIP, QoS, VLANs, LAN/WAN technologies, load balancers and wireless technologies. ...

monitoring. Exposure to AI agents, agentic workflows, AIOps tooling, or robotic process automation (RPA) concepts. Strong understanding of networking fundamentals including TCP/IP, DNS, routing, firewalls, and network connectivity. Strong problem-solving, troubleshooting, and analytical skills. Excellent communication and stakeholder management skills. Desirable Experience Experience supporting Kubernetes, Docker ...

Insights or equivalent observability tooling Knowledge of SQL Server/Azure SQL , including access management, backups and troubleshooting Strong understanding of TCP/IP, DNS, routing, firewalls and private/hybrid connectivity Experience across Microsoft 365, Intune and endpoint management Understanding of vulnerability management, threat alerts and incident response This ...

advantage. Previous experience as a Systems Administrator or similar infrastructure role. Strong knowledge of Windows Server administration. Experience with Active Directory, Groups Policy, DNS, DHCP. Experience with Hyper-V and VMware virtualisation. Good understanding of networking fundamentals. Experience with backup solutions. Strong troubleshooting skills. Experience with infrastructure monitoring systems. Excellent ...

customer sites when required Ability to manage your own workload across multiple customer environments Technical experience Windows Linux Active Directory TCP/IP and DNS Switching and firewall technologies Hyper-V and VMware OWASP Top 10 Vulnerability management Qualys, Nessus or similar Desirable: Cyber Essentials/Cyber Essentials Plus Assessor ...

such as Cisco's CCV, Dell's OSC, and HPE's OCA. Technical Knowledge Networking: CCNA level TCP/IP stack, and OSI model, DNS/DHCP, VLANs and spanning tree Wireless concepts such as; RF, Bands, and Channels Windows Backup and DR AWS (nice to have) Microsoft 365 Full ...

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 ...

regulatory compliance capabilities. Engineer network security controls including virtual networks, network security groups, Azure Firewall, web application firewall, Private Link and private endpoints, DNS security, DDoS protection and hybrid connectivity controls. Implement Key Vault, encryption, secret and certificate management, secure storage patterns and workload identity controls. Secure Azure workloads including ...

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 ...

experience with Azure and Kubernetes (AKS) in production environments. Strong knowledge of Docker, container orchestration, and Kubernetes core components (e.g., Pods, PVs, Services , ConfigMap , DNS, networking). Proven experience with Azure services including storage, virtual machines, networking, IAM, and security configurations. Solid understanding and usage of CI/CD tools ...

knowledge of common attack techniques, the cyber kill chain, and the MITRE ATT&CK framework. Strong understanding of core networking concepts (TCP/IP, DNS, HTTP/S, proxies, firewalls) and operating system internals (Windows, Linux). Experience investigating alerts across endpoint, network, cloud, and identity/authentication logs. Ability ...

engineers or clients as needed. Required Skills & Qualifications: Proven experience with MikroTik RouterOS, Cisco IOS, and Juniper Junos. Strong understanding of TCP/IP, DNS, DHCP, NAT, VPNs, and firewall configurations. Familiarity with network monitoring tools (e.g., Zabbix, PRTG, SolarWinds). Ability to interpret network diagrams and troubleshoot complex issues. ...

supporting and building gaming hardware would be beneficial i.e. Custom builds including CPUs, PSUs, GPUs & Storage etc. Familiarity with the network protocols, network systems, DNS, DHCP & Active Directory Strong understanding of Microsoft products, software lifecycle methodology, and information systems development Racking, cabling and installation and support of hardware: Networking equipment ...