51 to 75 of 551 Active Directory Jobs in London

VMware vSphere/ESXi and NetApp storage Support networking and security across firewalls, VPNs, VLANs, Wi-Fi, DNS and DHCP Administer and support Active Directory, Entra ID, Microsoft 365, Exchange Online, Intune and Autopilot Administer Mimecast and support email security, mail flow and DLP Use PowerShell … improvements across infrastructure, security and operational processes Essential Skills for the IT Infrastructure Engineer: Strong hands-on IT Infrastructure/3rd Line experience Active Directory, Entra ID and Microsoft 365 Intune, including policy, compliance and device management Exchange Online and strong understanding of email security ...

VMware vSphere/ESXi and NetApp storage Support networking and security across firewalls, VPNs, VLANs, Wi-Fi, DNS and DHCP Administer and support Active Directory, Entra ID, Microsoft 365, Exchange Online, Intune and Autopilot Administer Mimecast and support email security, mail flow and DLP Use PowerShell … improvements across infrastructure, security and operational processes Essential Skills for the IT Infrastructure Engineer: Strong hands-on IT Infrastructure/3rd Line experience Active Directory, Entra ID and Microsoft 365 Intune, including policy, compliance and device management Exchange Online and strong understanding of email security ...

Mobile Device Management (MDM) Experience managing enterprise collaboration and messaging environments. Knowledge of Microsoft security and compliance features. Good to Have Skills Azure Active Directory (Microsoft Entra ID) Windows Server Administration VMware Infrastructure PowerShell scripting and automation. Microsoft Security solutions (Defender, Conditional Access, DLP). Hybrid … Exchange and Active Directory environments. Qualifications Bachelor's degree in Computer Science, Information Technology, or related field. Relevant certifications preferred: Microsoft 365 Certified: Enterprise Administrator Expert Microsoft Intune/Endpoint Administrator Okta Certified Administrator ITIL Foundation Key Competencies Leadership and stakeholder management Excellent communication and presentation ...

Infrastructure Windows Engineer - SC Cleared London | Hybrid Working 6 month Contract Inside IR35 Active SC Clearance required Join a Leading Global Banking Organisation Our client, a highly respected financial institution delivering critical banking services to millions of customers worldwide, are seeking an experienced Infrastructure Windows Engineer to help … security practices. Key Responsibilities Administer and support large-scale Windows Server environments across production and non-production platforms. Manage core Microsoft technologies including Active Directory, Group Policy, DNS, DHCP, and certificate services. Support and optimise VMware and virtualised infrastructure environments. Drive infrastructure automation through PowerShell ...

responsibilities will include: Administering and optimising Microsoft 365 services including Exchange Online, Teams, SharePoint Online, OneDrive and Intune Managing identity and access across Active Directory and Entra ID Designing and supporting hybrid cloud infrastructure across Azure and on-premises environments Implementing and maintaining … administration experience across Microsoft 365 Expertise in Exchange Online, Teams, SharePoint Online, Intune and Entra ID Experience supporting hybrid Microsoft environments Strong Active Directory and identity management experience Experience with Azure cloud services PowerShell Scripting and automation experience Good understanding of networking fundamentals including DNS, VPNs ...

Microsoft 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 … Looking For 5+ years' experience in infrastructure or cloud engineering. Strong experience across Microsoft Azure and on-premises infrastructure. Strong Windows Server and Active Directory knowledge. Experience with VMware and Hyper‐V. Good understanding of Azure networking and hybrid cloud connectivity. Experience with Cisco networking. Strong ...

Audit undocumented client environments and provide technical recommendations based on findings Apply best-practice configurations to client security platforms such as Azure Active Directory Conditional Access, DUO Multifactor Authentication (MFA) services Perform system maintenance tasks including software and operating system patching, software version upgrades, critical patch … applications, and vulnerability remediation Provide advanced support of Active Directory such as Domain Controller upgrades, Group Policy creation, scheduled software deployments, network policy maintenance, and certificate management Interface with common technology support tools such as Remote Monitoring and Management (RMM), Mobile Device/Mobile Application Management ...

senior escalation point for complex 3rd-line incidents and technical problems, taking ownership through to resolution. Troubleshoot across Microsoft 365, Azure, Windows Server, Active Directory and hybrid customer environments. Investigate recurring and long-standing technical issues, identifying root causes and implementing permanent fixes wherever possible. Work … line support experience, ideally within an MSP or multi-customer environment. Strong experience across core Microsoft technologies including Microsoft 365, Windows Server, Active Directory and Entra ID. Good experience supporting Azure and hybrid Microsoft environments. Experience with technologies such as Exchange Online, Intune, SharePoint Online ...

Manage technical risks and policy exceptions transparently, including compensating controls, accountable owners, expiration dates, and closure plans. Identity, Endpoint, and Service Delivery Administer Active Directory and Entra ID or equivalent identity platforms, including user and group lifecycle, authentication, authorization, federation, and policy enforcement. Manage Windows, macOS … security-sensitive organization. Strong hands-on expertise with Windows, macOS, and Linux; server administration and virtualization; Azure and/or AWS; and Active Directory and Entra ID or equivalent identity platforms. Practical experience implementing system and endpoint hardening, configuration baselines, patch management, vulnerability remediation, encryption, endpoint ...

Infrastructure Engineer – SC Cleared Active SC Clearance is required for this position. We're working with a well-established organisation in the Financial Services sector to recruit an experienced Infrastructure Engineer to join its infrastructure team. You'll support a large Windows server estate and contribute to infrastructure … deployments, maintenance and decommissioning. PowerShell – Scripting and automation for administration and operational tasks. VMware vSphere – Administration of enterprise virtual environments. Hyper-V advantageous. Active Directory – Administration of AD, DNS, DHCP and Group Policy. Server Security – Patching, OS upgrades, security hardening and vulnerability remediation. Infrastructure Support – Troubleshooting ...

Infrastructure Engineer – SC Cleared Active SC Clearance is required for this position. We're working with a well-established organisation in the Financial Services sector to recruit an experienced Infrastructure Engineer to join its infrastructure team. You’ll support a large Windows server estate and contribute to infrastructure … deployments, maintenance and decommissioning. PowerShell – Scripting and automation for administration and operational tasks. VMware vSphere – Administration of enterprise virtual environments. Hyper-V advantageous. Active Directory – Administration of AD, DNS, DHCP and Group Policy. Server Security – Patching, OS upgrades, security hardening and vulnerability remediation. Infrastructure Support – Troubleshooting ...

security findings. Core Infrastructure SME Provide technical leadership across enterprise infrastructure including: Windows Server Linux/UNIX VMware/Hyper-V virtualisation Active Directory DNS/DHCP Storage platforms (SAN/NAS) Enterprise backup and recovery Middleware and supporting infrastructure Cloud platforms (Azure, AWS) Network infrastructure … highly regulated environments. Deep knowledge of Windows Server and Linux administration. Experience with VMware, Hyper-V, and enterprise virtualisation technologies. Strong understanding of Active Directory, DNS, DHCP, PKI, and identity infrastructure. Experience with storage, backup, disaster recovery, and high-availability solutions. Infrastructure Security Extensive experience delivering ...

across the server estate. Support security operations teams with endpoint protection and monitoring requirements. Install, configure, administer, and maintain Windows Server environments. Manage Active Directory, DNS, DHCP, Group Policy, and certificate services. Perform server patching, upgrades, security hardening, and lifecycle management. Strong Microsoft Azure administration … . Experience deploying and supporting XDR/EDR security agents. Strong Windows Server administration skills. Strong Linux server administration skills. Knowledge of Active Directory, DNS, DHCP, and Group Policy. Strong networking fundamentals including TCP/IP, DNS, routing, VPNs, firewalls, and proxies. Experience with PowerShell ...

hybrid Exchange environments, alongside Teams and SharePoint Online Supporting Microsoft Defender, security baselines and M365 security/compliance controls Managing Windows Server, Active Directory, Group Policy, DNS, DHCP and enterprise PKI Supporting Azure infrastructure, networking, monitoring and automation Using PowerShell to automate administration, remediation and operational … administration experience Strong knowledge of Entra ID, Intune, Exchange Online, Defender and Conditional Access Good Azure infrastructure experience Strong Windows Server/Active Directory/Group Policy knowledge Solid understanding of DNS, DHCP and PKI Strong PowerShell skills Experience working in a large-scale enterprise environment ...

Google Cloud Platform (GCP): Implementation and operational support of project structures, networking, workload environments, and security configurations Identity & Access: Engineering and operation of Active Directory and Entra ID, including authentication, Conditional Access, privileged access, identity governance, and directory integration Cloud Security & Compliance: Implementation … expertise across: Microsoft 365 configuration, administration, and security Azure cloud engineering (deployments, governance, connectivity) GCP engineering (projects, networking, security, operations) Identity and access (Active Directory, Entra ID, authentication, access control) Security configuration and resilience practices Automation and operational tooling (PowerShell, scripts, IaC concepts) Strong troubleshooting ...

site. - Managing support requests through telephone, email, Teams and Freshservice, meeting service levels and escalating where needed. - Administering Microsoft 365 and Active Directory accounts and permissions. - Configuring and deploying laptops, desktops, mobile devices and peripherals. - Supporting IT audits, site onboarding and knowledge-sharing documentation. About … bring: - Experience in 1st line service desk or on-site IT support. - Strong Windows, Microsoft 365 and Active Directory skills. - A working understanding of networking, including Wi-Fi, DNS, DHCP and VPN. - Excellent communication, customer service and organisational skills. - A proactive approach to security ...

Robust experience deploying and managing DevOps tooling and container orchestration, including HAProxy, Kubernetes, Helm charts, HashiCorp Vault, ArgoCD, Istio, AKS, EKS, and ECS.Windows & Active Directory Knowledge: Solid working knowledge of Windows Server administration within an Active Directory environment. Scripting Skills: Excellent scripting ...

Server Engineer - SC Cleared Active SC Clearance is required for this position. We're working with a well-established organisation in the Financial Services sector to recruit an experienced Server Engineer to join its infrastructure team. This role offers the opportunity to support a large-scale Windows server … operational tasks. VMware vSphere: Hands-on experience administering virtual server environments. Hyper-V experience would be advantageous. Microsoft Infrastructure: Strong practical knowledge of Active Directory, DNS, DHCP and Group Policy. Server Security & Lifecycle: Experience with Windows patch management, operating system upgrades, security hardening and vulnerability remediation. ...

physical), patches, updates, and configuration changes in alignment with change management processes Manage and support identity and access management systems such as Active Directory, Azure/Entra ID and Okta Collaborate with teams across networking, identity, end-user computing, SaaS applications, and other technology stacks Maintain … Excellent technical skills, including ability to define trade-offs, ask probing questions, and incorporate technology solutions into a broader enterprise environment Pro‐active awareness of direct and indirect security threats Must be effective in working independently and in a team setting Strong oral and written communication skills ...

future infrastructure and service requirements. Lead Windows Server rebuild and upgrade projects, including domain controllers, file servers and DFS services. Support and enhance Active Directory, Entra ID and hybrid Microsoft 365 integrations. Develop, test and document disaster recovery capabilities, including recovery playbooks, remediation actions and operational … Proven experience as a Senior Infrastructure Engineer, designing and implementing Hyper-V environments within enterprise infrastructure estates. Strong Windows Server administration skills, including Active Directory, Group Policy, DNS, DHCP and DFS. Experience supporting hybrid Microsoft 365 environments, including Entra ID, Exchange and identity integration. Demonstrable experience ...

future infrastructure and service requirements. Lead Windows Server rebuild and upgrade projects, including domain controllers, file servers and DFS services. Support and enhance Active Directory, Entra ID and hybrid Microsoft 365 integrations. Develop, test and document disaster recovery capabilities, including recovery playbooks, remediation actions and operational … Proven experience as a Senior Infrastructure Engineer, designing and implementing Hyper-V environments within enterprise infrastructure estates. Strong Windows Server administration skills, including Active Directory, Group Policy, DNS, DHCP and DFS. Experience supporting hybrid Microsoft 365 environments, including Entra ID, Exchange and identity integration. Demonstrable experience ...

future infrastructure and service requirements. Lead Windows Server rebuild and upgrade projects, including domain controllers, file servers and DFS services. Support and enhance Active Directory, Entra ID and hybrid Microsoft 365 integrations. Develop, test and document disaster recovery capabilities, including recovery playbooks, remediation actions and operational … Proven experience as a Senior Infrastructure Engineer, designing and implementing Hyper-V environments within enterprise infrastructure estates. Strong Windows Server administration skills, including Active Directory, Group Policy, DNS, DHCP and DFS. Experience supporting hybrid Microsoft 365 environments, including Entra ID, Exchange and identity integration. Demonstrable experience ...

control recommendations.Security assessment and hardeningPerforming security reviews and configuration hardening across Microsoft 365 and Entra ID, Microsoft Azure, Amazon Web Services, on-premise Active Directory, and perimeter firewall estates.Conducting firewall security assessments across multiple vendor platforms: rule base review, management plane exposure, VPN and remote access … conditional access, PIM, Entra Connect), AWS and Oracle Cloud. Terraform for infrastructure as code.Endpoint and detection: CrowdStrike Falcon (EDR, NG-SIEM, LogScale).Identity: Active Directory, Entra ID, Group Policy, RBAC and privileged access.Frameworks: NIST CSF and NIST 800-53, CIS Benchmarks, and ISO 27001.Qualifications and certificationsYou ...

recommendations. Security assessment and hardeningPerforming security reviews and configuration hardening across Microsoft 365 and Entra ID, Microsoft Azure, Amazon Web Services, on-premise Active Directory, and perimeter firewall estates. Conducting firewall security assessments across multiple vendor platforms: rule base review, management plane exposure, VPN and remote … access, PIM, Entra Connect), AWS and Oracle Cloud. Terraform for infrastructure as code. Endpoint and detection: CrowdStrike Falcon (EDR, NG-SIEM, LogScale).Identity: Active Directory, Entra ID, Group Policy, RBAC and privileged access. Frameworks: NIST CSF and NIST 800-53, CIS Benchmarks, and ISO 27001.Qualifications ...

Security assessment and hardening Performing security reviews and configuration hardening across Microsoft 365 and Entra ID, Microsoft Azure, Amazon Web Services, on‐premise Active Directory, and perimeter firewall estates. Conducting firewall security assessments across multiple vendor platforms: rule base review, management plane exposure, VPN and remote … Entra Connect), AWS and Oracle Cloud. Terraform for infrastructure as code. Endpoint and detection: CrowdStrike Falcon (EDR, NG-SIEM, LogScale). Identity: Active Directory, Entra ID, Group Policy, RBAC and privileged access. Frameworks: NIST CSF and NIST 800-53, CIS Benchmarks, and ISO 27001. Qualifications ...