1 to 25 of 416 Permanent DNS Jobs in London

recruiting for an experienced Technical Project Manager to lead the delivery of critical DNS infrastructure lifecycle projects for a major UK telecommunications organisation. This role requires a Project Manager with a strong understanding of enterprise DNS platforms and experience delivering complex network infrastructure projects within telecoms or ISP environments. … Responsibilities Lead the upgrade and lifecycle management of Authoritative DNS , DNS Cache and DNS Security platforms. Manage end-to-end project delivery, ensuring successful implementation of DNS infrastructure upgrades. Coordinate engineering, security, operations, architecture and third-party suppliers. Manage project governance, risks, dependencies, reporting and delivery milestones. Support the development ...

services through global simplicity with trusted transparency. DDI SME:This role calls for a hands-on DDI Subject Matter Expert with deep expertise in DNS, DHCP, and IPAM. It is not purely strategic; the position requires the ability to design, build, integrate, and take end-to-end ownership … recommendations to strengthen availability, recovery, and risk posture across the bankOwn DDI initiatives end-to-end: design, deployment, and ongoing optimizationDesign and implement robust DNS architectures, including Anycast deploymentsWork hands-on with multiple DDI platforms (Infoblox, Cygna Labs/QIP, EfficientIP) and integrate them into a cohesive ecosystemBuild and enhance ...

Experience supporting security or compliance programs and producing evidence for audits, assessments, or customer and regulatory requirements. Strong networking knowledge, including TCP/IP, DNS, DHCP, VLANs, routing, VPNs, network segmentation, firewall policy, and secure remote access. Experience with endpoint management platforms such as Intune, Jamf, or equivalent, including compliance ...

Domain Services. Microsoft Intune deployment and management (MDM/MAM). VMware and Microsoft Hyper‐V virtualisation technologies. Microsoft Windows Server administration, including ADDS, DNS, DHCP, Group Policy, NPS, and DFS. Exchange Online and on-premises Exchange migrations. SharePoint Online deployment and migration projects. Strong networking knowledge, including firewalls, switching ...

Sophos or similar platforms Basic understanding of virtualization technologies such as VMware or Hyper‐V Working knowledge of networking fundamentals, including TCP/IP, DNS, DHCP, LAN/WAN, VPN, routing, switching, wireless networking, and firewalls Strong written and verbal communication skills with the ability to communicate effectively with technical ...

troubleshooting. LAN and WAN networking. Routing and switching technologies. VLANs. Spanning Tree Protocol (STP). TCP/IP networking. IP addressing and subnetting. DNS, DHCP and VPN technologies. Firewall administration and troubleshooting. Network monitoring and diagnostics. You should be comfortable discussing networking concepts in detail and able to confidently troubleshoot ...

troubleshooting. LAN and WAN networking. Routing and switching technologies. VLANs. Spanning Tree Protocol (STP). TCP/IP networking. IP addressing and subnetting. DNS, DHCP and VPN technologies. Firewall administration and troubleshooting. Network monitoring and diagnostics. You should be comfortable discussing networking concepts in detail and able to confidently troubleshoot ...

Directory and Microsoft Entra ID. Microsoft Intune and Endpoint Management. Windows Desktop and Windows Server technologies. Azure fundamentals and hybrid environments. TCP/IP, DNS, DHCP and networking fundamentals. Enterprise Wi-Fi and wireless networking. Firewalls, VPNs and remote access technologies. ITSM platforms, ticketing systems and RMM tools. Desirable Microsoft ...

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 Management Support vulnerability management using ...

Skills & Experience Required Proven experience delivering hands-on infrastructure projects within complex enterprise environments. Strong Windows Server engineering skills, including Active Directory, Group Policy, DNS, DHCP, DFS and server migrations. Experience working across VMware and/or Hyper-V virtualised environments. Experience delivering hybrid Microsoft 365 projects involving Entra ...

customers. The Technical Background You’ll need strong hands‐on experience across the following: Windows Server administration, configuration and advanced troubleshooting. Active Directory, DNS, DHCP, Group Policy and WDS. Server virtualisation using Hyper-V and/or VMware. Microsoft Azure, including Azure AD/Entra ID, Virtual Machines and Storage. ...

Azure and on-premises infrastructure. Support the migration of VMware workloads into Azure IaaS and Hyper‐V. Manage on-premises Windows Server, Active Directory, DNS, DHCP and Group Policy. Manage Azure networking including VNets, subnets, NSGs, firewalls and hybrid connectivity. Support Cisco networking, including switching, routing, VLANs and wireless. Develop ...

Virtualisation platforms (e.g. Azure Local, VMware, Hyper-V) Hyper Converged Infrastructure and Virtual Storage Attached Networking Networking and connectivity (e.g. TCP/IP, DNS, VPNs, proxies, load balancing) Enterprise Operating Systems and Databases (e.g. Windows Server, RedHat Enterprise Linux, Oracle DBEE, SQL Server) It would be advantageous that ...

desktop environments Microsoft Configuration Manager (MECM/ConfigMgr) Microsoft Intune/Endpoint Management Basic networking and infrastructure troubleshooting Experience with SQL Server, Citrix, DNS, Always On VPN, Managed File Transfer (MFT), FTPS/SFTP and enterprise backup solutions would also be beneficial. You’ll be a strong problem solver with ...

ITSM systems (Sunrise would be beneficial) Expert technical experience of a Server, VMWare, SAN General Network administration and troubleshooting (firewalls, VLANs, subnetting, VPNs, DNS, DHCP, Wi-Fi, etc). 3 years+ experience specializing supporting and administering Microsoft Servers (2012 – 2019), Active Directory, Group Policy, Desktops (Windows 11) and Applications (M365 ...

Contact Center environment. Active Directory and Office 365 experience required. Windows server administration experience including configuration and management of federated Active Directory and Azure, DNS, DHCP, IIS, FTP and PKI. experience with Cisco network switches and security appliances, network infrastructure and cable plant management, CCNA/MCSE certifications preferred Experience ...

Desirable Experience supporting ISO 27001, Cyber Essentials, DSPT, DTAC, SOC 2 or comparable compliance frameworks. Scripting in PowerShell, Bash or Python. Working knowledge of DNS, DHCP, VPN and firewall fundamentals. Exposure to AWS, or a clear appetite to develop it. Jira administration or automation. Background in healthcare, fintech or another ...

Infrastructure Administer and support Active Directory, including users, groups, computers, organisational units, Group Policy and domain services. Monitor and troubleshoot domain controllers, replication, DNS, DHCP, authentication and Windows Server infrastructure. Support Active Directory Certificate Services and certificate lifecycle activities where required. Maintain and troubleshoot Group Policy while supporting the migration ...

work experience. 1-3 years of experience in IT support, system administration, or network operations. Knowledge of networking protocols and concepts (TCP/IP, DNS, DHCP, VPN, etc.). Familiarity with monitoring tools (e.g., SolarWinds, PRTG, New Relic). Basic troubleshooting skills for servers, operating systems (Windows/Linux ...

Bloomberg FXT, Refinitiv Eikon, Murex Treasury System, SWIFT Alliance Access, 1AML, SIBS, GFMS. Configure and support Cisco switches, routers, FortiGate firewall environments and DNS, DHCP, TCP/IP, LAN/WAN, routing and connectivity troubleshooting. Perform SSL/TLS certificate lifecycle management using OpenSSL. Develop, maintain and enforce IT policies ...

Infrastructure as Code Working experience with automation and provisioning tools (Chef, Terraform, Workato) Experience with Okta Working knowledge of SSH, Kerberos, Radius, SAML, BIND DNS (nsupdate, dnssec, stubs, delegation) and others. Preferred Certifications: Current Microsoft Certified Windows Server Hybrid Administrator Associate Current Microsoft Certified Azure Administrator Associate AWS Certified Solutions ...

projects. Key Responsibilities Core Infrastructure & Active Directory Administer, maintain, and monitor hybrid identity and global Active Directory environments (Azure AD/Entra ID, GPOs, DNS, DHCP, Sites & Services, and AD replication). Manage, monitor, and provision local and cloud infrastructure services (AWS, WorkSpaces, EC2). Microsoft 365 Tenant & Security Management ...

prevention systems. Deep knowledge of routing and switching technologies (e.g., Cisco, Aruba, Juniper, Meraki). Solid understanding of core networking protocols: TCP/IP, DNS, DHCP, BGP, OSPF, VLANs, VPNs, NAT. Experience with hybrid cloud networking and cloud‐native network constructs (VPC/VNet design, routing, security groups, load balancers ...

AppLocker, Rubrik or equivalent technologies. Strong PowerShell skills, including the ability to write, troubleshoot and improve scripts. Solid networking fundamentals covering TCP/IP, DNS, DHCP, VLANs, wireless and VPN. Experience supporting senior stakeholders and demanding users in a fast‐paced environment. Strong troubleshooting, analytical and problem‐solving skills. Excellent ...

Active Directory administration and troubleshooting. Microsoft Intune device management. Device Setups through 'Apple Business Manager' Desktop, laptop and server hardware support. Networking fundamentals including DNS, DHCP, VPN and wireless technologies. Cisco Wireless Technologies Technical troubleshooting across endpoint, server and cloud environments. Meeting room, AV and conferencing technology support. Desirable Azure ...