26 to 50 of 174 Windows Server Jobs in London

hybrid Microsoft environment. This hands‐on engineering role is responsible for the administration and continuous improvement of Microsoft Entra ID, Active Directory, Windows infrastructure, Intune and Azure services. The role will help strengthen identity security, improve operational reliability and support Space NK’s transition towards a cloud-native … 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 ...

environment. Responsibilities for the IT Infrastructure Engineer: Deliver infrastructure projects including firewall migrations, domain controller upgrades, office moves and AV deployments Manage Windows Server, VMware vSphere/ESXi and NetApp storage Support networking and security across firewalls, VPNs, VLANs, Wi-Fi, DNS and DHCP Administer … Entra ID and Microsoft 365 Intune, including policy, compliance and device management Exchange Online and strong understanding of email security and mail flow Windows Server administration including Group Policy, DNS and DHCP Networking experience across firewalls, VPNs, VLANs and Wi-Fi PowerShell scripting or automation experience ...

Information Technology and IT Operations, including infrastructure design, capacity planning, and service management. Hands-on experience with System Administration and Troubleshooting across Windows and/or Linux environments, virtualization, and cloud platforms. Proficiency in Network Security, including firewalls, VPNs, endpoint protection, access control, and security monitoring. Proven ability … Bachelor’s degree in Information Technology, Computer Science, or a related field, or equivalent practical experience. Infrastructure & Systems Management Administer, maintain, and optimize Windows and Linux server environments. Manage VMware virtualized infrastructure (vSphere 8 and above). Oversee enterprise backup and disaster recovery solutions using Veeam ...

technical training. 2+ years' experience in IT infrastructure, field engineering, network support or similar technical roles. Strong hands-on experience with switch, firewall, server and workstation deployments. Proven experience installing, cabling and troubleshooting network infrastructure within enterprise or multi-site environments. Working knowledge of Layer 2/Layer … similar). VMware or other virtualisation platform experience (required). Microsoft Active Directory administration experience (required). Knowledge of Linux (RHEL/Debian), Windows Server, Windows 11, macOS, PowerShell and Bash scripting. Excellent communication and stakeholder management skills. Strong analytical, troubleshooting and problem-solving ...

technical training. 2+ years' experience in IT infrastructure, field engineering, network support or similar technical roles. Strong hands-on experience with switch, firewall, server and workstation deployments. Proven experience installing, cabling and troubleshooting network infrastructure within enterprise or multi-site environments. Working knowledge of Layer 2/Layer … similar). VMware or other virtualisation platform experience (required). Microsoft Active Directory administration experience (required). Knowledge of Linux (RHEL/Debian), Windows Server, Windows 11, macOS, PowerShell and Bash scripting. Excellent communication and stakeholder management skills. Strong analytical, troubleshooting and problem-solving ...

performance, capacity, and availability, implementing proactive optimization measures. Perform SAP Kernel upgrades, database maintenance, patching, and security updates. Administer SAP HANA, Oracle, SQL Server, IBM Db2 databases, across Linux (RHEL/SUSE), Windows Server, and UNIX environments including backup, recovery, replication, and performance optimization. … support for large enterprise SAP landscapes. Experience managing transport landscapes and release cycles. Database & Operating Systems: Strong knowledge of SAP HANA, Oracle, SQL Server, IBM Db2, Linux (RHEL/SUSE), Windows Server, and UNIX environments. ...

they remain secure, reliable and robust even if global navigation satellite systems fail. Key Responsibilities As a Senior Platform Engineer specialising in Virtualisation, Windows, and Security, you will support and maintain critical infrastructure across multiple customer environments, with a strong focus on automation and DevOps practices. Working … Kubernetes) running on virtual platforms. Key responsibilities include: Administering, maintaining, and optimising VMware vCenter and vSAN environments. Supporting and developing VDI platforms. Managing Windows Server environments, including Active Directory, Trusts, DNS, Group Policy, PKI, certificate services, and security hardening. Designing, implementing, and supporting resilient, highly available ...

they remain secure, reliable and robust even if global navigation satellite systems fail. Key Responsibilities As a Senior Platform Engineer specialising in Virtualisation, Windows, and Security, you will support and maintain critical infrastructure across multiple customer environments, with a strong focus on automation and DevOps practices. Working … Kubernetes) running on virtual platforms. Key responsibilities include: Administering, maintaining, and optimising VMware vCenter and vSAN environments. Supporting and developing VDI platforms. Managing Windows Server environments, including Active Directory, Trusts, DNS, Group Policy, PKI, certificate services, and security hardening. Designing, implementing, and supporting resilient, highly available ...

troubleshoot SonicWall firewalls , including VPNs, security policies and access rules. Administer VMware ESXi/vSphere , including virtual machines, backups, snapshots and performance. Support Windows Server and Active Directory environments. Provide 1st and 2nd line support across hardware, software, network and connectivity issues. Monitor and maintain network … server and virtual infrastructure. Support backup, disaster recovery and security requirements. Work with external IT suppliers and support infrastructure projects where required. About You 5+ years' experience in an IT Systems, Network Administration or Infrastructure role. Proven hands-on experience with SonicWall firewalls – this is essential. Strong knowledge ...

Responsibilities What you'll be working with Microsoft Azure Microsoft 365 and Exchange Online Active Directory and Entra ID Microsoft Intune and Autopilot Windows Server VMware Backup and disaster recovery Endpoint and infrastructure security Monitoring and infrastructure resilience You'll act as a senior escalation point … Engineer or a similar level . You'll ideally bring strong experience across Azure, Active Directory/Entra ID, Microsoft 365, Intune and Windows Server , alongside broader infrastructure knowledge such as VMware, backup/DR and endpoint security. You'll need to be comfortable owning technical ...

doing: Take ownership of complex 3rd line escalations, investigating issues through to resolution. Provide hands‐on support across Microsoft 365, Windows, Active Directory and Entra ID. Administer and troubleshoot Intune, including device configuration, application deployment and endpoint policies. Support Windows Server and wider infrastructure … line or infrastructure support position. Hands‐on Microsoft 365 administration experience. Strong Active Directory and Entra ID knowledge. Practical Intune experience. Good Windows Server knowledge. Strong troubleshooting skills across desktop, endpoint and infrastructure. Good understanding of core networking. Experience handling complex escalations and senior users. ...

create real impact, this is your chance to be part of a team shaping the future of trading. Key Responsibilities Manage and maintain Windows Server environments, including Active Directory, Group Policy, DNS, DHCP, and related services Support virtualization platforms such as VMware ESXi, vCenter, Hyper … similar to improve efficiency Qualifications Bachelor’s degree in Computer Science, Systems Engineering, or a related field 3+ years experience designing & supporting Windows-based and mixed OS infrastructures Strong knowledge of Windows Server (2016/2019/2022), Active Directory, DNS, DHCP Python Scripting ...

person on-call rota approximately one week per month. We’re looking for an experienced IT Infrastructure Engineer with a strong grounding in Windows Server, Windows Desktop, Microsoft 365, Active Directory, networking and technical troubleshooting. Experience with SD-WAN, Fortinet, switching ...

Company’s office and vessel IT infrastructure. Provide third-line technical support and act as the primary escalation point for complex issues. Manage Windows server environments and enterprise services. Manage users, permissions and security groups. Administer Hyper-V virtual infrastructure. Manage backups. Monitor performance, availability … reliability. Ensure systems remain secure through patch management. Perform server maintenance and upgrades. Troubleshoot and resolve complex infrastructure issues. Participate in infrastructure implementation and upgrade projects. Maintain infrastructure documentation and technical procedures. Liaise with vendors, service providers and third-party support providers. Ensure compliance with Company IT policies ...

configure critical security log sources with a focus on critical infrastructure services such as Active Directory (Domain Controllers, ADFS), network devices, firewalls, servers (Windows/Linux), and cloud infrastructure logs. Manage Event Collector and Event Forwarding infrastructure. Implement data filtering to ensure high-quality and relevant data ingestion. … experience with EDR and SIEM technology stack In-depth understanding of Active Directory security principles, common attack vectors, and logging mechanisms. Experience with Windows event collection. Proficiency in scripting (e.g., PowerShell, Python) for automation, data manipulation, and custom log parsing. Solid understanding of networking concepts (TCP/ ...

excellence, mentor junior team members, and take ownership of complex issues across our trading platform. You will leverage deep expertise in FIX, Linux, Windows Server, DevOps, databases, networking, and cloud technologies to ensure platform reliability and performance.This is a hands-on leadership role involving complex troubleshooting … level of customer service in their approach. This will complement strong FIX, database (SQL, Sybase or Oracle), Linux, understanding of cloud-based technologies, Windows and Networking troubleshooting skills, along with a proven ability to lead and mentor.Role ResponsibilitiesAct as technical lead and primary escalation point for complex application ...

excellence, mentor junior team members, and take ownership of complex issues across our trading platform. You will leverage deep expertise in FIX, Linux, Windows Server, DevOps, databases, networking, and cloud technologies to ensure platform reliability and performance.This is a hands-on leadership role involving complex troubleshooting … level of customer service in their approach. This will complement strong FIX, database (SQL, Sybase or Oracle), Linux, understanding of cloud-based technologies, Windows and Networking troubleshooting skills, along with a proven ability to lead and mentor.**Role Responsibilities*** Act as technical lead and primary escalation point ...

excellence, mentor junior team members, and take ownership of complex issues across our trading platform. You will leverage deep expertise in FIX, Linux, Windows Server, DevOps, databases, networking, and cloud technologies to ensure platform reliability and performance. This is a hands-on leadership role involving complex … level of customer service in their approach. This will complement strong FIX, database (SQL, Sybase or Oracle), Linux, understanding of cloud-based technologies, Windows and Networking troubleshooting skills, along with a proven ability to lead and mentor. Role Responsibilities Act as technical lead and primary escalation point ...

performance, and resilience of critical business systems while leading technical teams and supporting key stakeholders across the organization. Responsibilities: Administer, maintain, and optimize Windows and Linux server environments. Manage VMware virtualised infrastructure (vSphere 8 and above). Oversee enterprise backup and disaster recovery solutions using Veeam … managing mission‐critical infrastructure and applications. Experience operating within regulated and security‐focused environments. Ability to provide support to VIP stakeholders. Proficiency in Windows Server 2019/2022 (or equivalent), Red Hadoop, VMware vSphere/vCenter, Veeam Backup & Replication, Microsoft Office 365, PowerShell scripting, SQL Server ...

with the team using DevOps methodologies to deliver continuous improvements in response to evolving security requirements. Key Responsibilities Administer, maintain and optimise Linux server environments across production and development platforms Manage VMware vSphere/ESXi infrastructure, including virtual machines, resource allocation and host configuration Develop and maintain automation … shell scripts Troubleshoot complex Linux, networking, storage, permissions and performance issues Support secure IT infrastructure and CI/CD environments Support interoperability with Windows Server environments where required Contribute to continuous improvements across a highly secure big data platform Essential Skills Strong Linux administration experience with ...

products and systems• Experience with installation, administration and troubleshooting of: o TCP/IP Networking Qualification. o Tetra systems based knowledge. o Server Virtualization, specifically with VMWare ESXi v.6+ and\or Microsoft Hyper-V 2012+ o Database Servers, specifically with Microsoft SQL Server 2008 R2\2012\2016 o Server Operating Systems, specifically Windows 10 Pro\ Windows Server 2008 R2\2012\2012 R2\2016 o Network Switches, preferably with Cisco IOS o Firewalls and Routers, preferably with Fortinet Fortigate o Storage Systems ...

years of progressive experience executing enterprise infrastructure, hybrid, and cloud-based implementations in production environments. Advanced, hands-on experience implementing, migrating, and supporting Windows Server-based and Microsoft cloud platforms, including Windows Server (2016/2019/2025), PowerShell automation, Entra ...

Security Patching Deployment Engineer is required for this financial in London. To provide secure and reliable deployment of Microsoft Windows security patches across this financial org. workstations and servers using Ivanti Security Controls. Technical skills/experience required: Ivanti Security Controls Windows Server and Windows Client administration (incl. Windows Update components, services, event logs, registry, file systems, PowerShell, Task Scheduler, certificates and software installation technologies. Patch troubleshooting exp. Experience of phased deployment, pilot or canary groups, maintenance windows, reboot orchestrations, service validation, rollback planning... Working ...

tools and methodology ITIL practice and methodology Team Management (including Matrix Management of staff) Supporting diverse/remote businesses Education or similar sector Windows Desktop & Server MAC Desktop & Server Server Rooms & Cloud Services Device Management (e.g. InTune/JAMF) Network technologies ...

lifecycle health of operational technology systems across the data center fleet. The role combines deep industrial controls expertise with strong OT network, server, virtualization, database, and cybersecurity knowledge to lead Threat Vulnerability Management (TVM) execution for building management, supervisory control, power monitoring, and related OT platforms. This engineer … term dependence on external resources. The successful candidate is equally comfortable troubleshooting a programmable logic controller, reviewing an OT network architecture, assessing a Windows or SQL Server dependency, leading a vendor remediation call, and explaining risk and progress to technical and operational stakeholders. Responsibilities ...