1 to 25 of 358 Active Directory Jobs in London

Exchange Messaging SME – Exchange, Active Directory & Microsoft Sentinel Job Summary We are looking for an experienced Exchange/Messaging/SME with strong expertise in Microsoft Exchange, Active Directory (AD), and Microsoft Sentinel. The successful candidate will be responsible for supporting, maintaining … Manage Exchange Online, connectors, transport rules, shared mailboxes, and distribution groups. Support migrations and hybrid Exchange environments. Monitor Exchange health, performance, and availability. Active Directory Administer and troubleshoot enterprise Active Directory environments. Manage users, groups, computers, OUs, Group Policy, DNS, and authentication. ...

Engineer (Team Lead) is responsible for the administration and operation of the firm’s Infrastructure. This role requires an in-depth knowledge of Active Directory, Azure, MFA, VMware ESX, Windows security, and related technologies. The candidate will be part of the Cloud & Compute Engineering group. Candidate … Senior Systems Engineers of IT Operations.Job Functions:Candidate MUST have strong Power Shell scripting experience as well as operational responsibility over the Active Directory, DNS, DHCP and PKI services.Strong Azure Iaas + PaaS and Office 365/Exchange Online experience.Install and maintain hardware and software ...

Hybrid Role purpose Our client is seeking an experienced Security Identity Engineer to identify, prioritise and remediate security vulnerabilities and control weaknesses across Microsoft Active Directory (AD) and Microsoft Entra ID. The engineer will use recognised identity-security assessment tools, including Purple Knight, PingCastle, Forest Druid … business-as-usual operations. Contribute to post-remediation reporting, lessons learned and continuous improvement. Essential experience and skills Strong hands-on experience securing Microsoft Active Directory. Strong hands-on experience securing Microsoft Entra ID. Demonstrable experience delivering identity vulnerability-remediation programmes. Practical experience using: Purple Knight. PingCastle. Forest ...

Active Directory Engineer Hybrid working: 3 days per week required in the office in London. **Contract initially running until end of December with view to further extension** Responsibilities: The specific duties for this role include, but are not limited to managing and implementing; - Active Directory including OU design, Group Policy Preferences, Group Policy Objects, DHCP, DNS, WINS, PKI certificate Domain Controller management and Roles management as well as SSO and authentication systems. - The global support of Azure hosted services listed below and their integration with all products and applications across ...

solutions. Integrate enterprise applications using SAML, OAuth, OpenID Connect (OIDC), SCIM, and other modern authentication standards. Engineer and maintain hybrid identity services across Active Directory and Microsoft Entra ID. Develop PowerShell automation to improve provisioning, administration, and operational efficiency. Own the health, scalability, resilience, and security … years' experience with Okta Identity Governance (OIG). 3+ years' experience designing and building solutions using Okta Workflows. 5+ years' experience working with Active Directory in complex enterprise environments. Strong knowledge of Active Directory Group Policy and hybrid identity architectures. Experience with ...

clients to restore critical business services, remove attacker persistence, rebuild compromised infrastructure and implement practical security improvements following incidents such as ransomware attacks, Active Directory compromise, cloud compromise and network intrusions. Key responsibilities Lead cyber recovery and remediation workstreams during active and post-incident … engagements. Deliver hands-on technical remediation across Windows, Linux, Active Directory, networking and cloud environments. Drive patching, vulnerability remediation, secure rebuilds and infrastructure hardening. Design secure recovery strategies, including isolated recovery environments, backup validation and phased restoration of critical services. Review network architecture and security controls ...

Application Engineer Role Overview: The Application Engineer will be responsible for the end-to-end migration and remediation of applications impacted by identity, directory, domain, DNS, certificate, or Single Sign-On (SSO) changes as part of the merger programme. The Application Engineer will act as the technical owner … dependencies, certificate requirements, vendor relationships, and business impacts to support successful migration and remediation activities. Required Technical Skills: * Enterprise applications integrated with Active Directory or Microsoft Entra ID * Application authentication, authorisation, and access control models * Single Sign-On (SSO) technologies including SAML 2.0, OpenID Connect ...

Engineer Role Overview: Identity & Application Integration Engineer will be responsible for the end-to-end migration and remediation of applications impacted by identity, directory, domain, DNS, certificate, or Single Sign-On (SSO) changes as part of the merger programme. Identity & Application Integration Engineer will act as the technical … dependencies, certificate requirements, vendor relationships, and business impacts to support successful migration and remediation activities. Required Technical Skills: * Enterprise applications integrated with Active Directory or Microsoft Entra ID * Application authentication, authorisation, and access control models * Single Sign-On (SSO) technologies including SAML 2.0, OpenID Connect ...

projects for some of the UK's biggest organisations while developing your expertise alongside experienced industry leaders. If you have strong experience with Active Directory, Microsoft Entra ID and enterprise identity security, we'd love to hear from you. The Role You'll play … helping organisations strengthen and modernise their identity platforms through architecture, security assessments, remediation and automation. You'll be involved in: Designing and securing Active Directory and Microsoft Entra ID environments. Implementing Conditional Access, Multi-Factor Authentication (MFA) and Privileged Identity Management (PIM). Delivering identity governance ...

secure and manage user identities, access controls and authentication protocols across cloud and hybrid environments.This role centres on Microsoft Entra ID, formerly Azure Active Directory, and supports the protection of enterprise systems through Zero Trust security models, strong authentication, least privilege access and effective identity governance.RequirementsKey … environments, including users, groups, enterprise applications, app registrations, administrative roles and tenant settings.· Implement and secure cloud and hybrid identity architectures, including Active Directory integration, Microsoft Entra Connect, synchronisation, federation and identity migration patterns.· Configure identity lifecycle processes, including joiner, mover and leaver workflows, role-based ...

Good working knowledge of Productivity and collaboration applications such as Teams, SharePoint, OneDrive, and Exchange would be advantageous. • Knowledge and experience of – o Active Directory & Azure Active Directory administration Skills – (Knowledge and/or experience/exposure of the following are required … similar) • Azure AD (including, but not limited to conditional access, SSO, application registration, provisioning), M365 & Intune • Windows Server/client • Windows certificate services • Active Directory (and associated technologies), Exchange Server, clustering, and file servers • SMTP • HPe hardware • Network routing/802.1x/firewalling • Cisco call manager ...

Manager and Infrastructure team to support the on-site infrastructure elements such as physical & virtual servers, UPS’s and other networked devices Administering Active Directory user login accounts Managing Active Directory Distribution and Security groups within the Academy With the assistance … Recent experience of working in an on-site IT based, Customer Service environment Proven experience of supporting Microsoft products Proven experience of managing Active Directory user accounts Recent experience of supporting Apple products Recent experience of supporting Windows 10 PCs, laptops and tablets For a full ...

cyber security. Your responsibilities will include: Leading infrastructure implementation and improvement projects. Managing and enhancing Microsoft Azure and on-premise infrastructure. Administering Active Directory, Group Policy and virtualised environments. Driving server lifecycle management and platform optimisation. Delivering security improvements including Active Directory … enjoys taking ownership and can confidently deliver technical solutions with minimal supervision. You'll ideally bring experience across: Microsoft infrastructure technologies. Microsoft Azure. Active Directory and Group Policy. VMware/vSphere. Server lifecycle management. Infrastructure implementation and project delivery. ITIL environments. Cyber Essentials and infrastructure security ...

Lead IAM Engineer you will drive the strategy, architecture and evolution of a modern identity platform spanning Microsoft Entra ID, Okta and Active Directory.Leading a talented team of IAM engineers, you'll define engineering standards, mentor colleagues and help build a culture of technical excellence while remaining closely … mentoring engineering teams in an enterprise technology environmentYou can lead technical initiatives while remaining hands-on with engineering workYou have experience working with Active Directory in complex enterprise environmentsYou have a good knowledge of Active Directory Group Policy and hybrid identity architecturesYou ...

Threat Detection Engineer - Permanent - SOC, KQL, Active Directory, Powershell, Python - Hedge Fund Our Hedge Fund clients SOC is going through a transformation, we are looking for an experienced Threat Detection Engineer to drive our best-in-class posture. This is a highly technical role, and successful … GCIA, GCIH). Experience with modern security tooling across security domains; network, endpoint, data, identity and cloud. Experience in standard enterprise technology stack, Active Directory, Entra, Group Policy, Intune, DNS, TCP/IP, PKI, Microsoft 365, Windows, Linux, MacOS, etc. Ability to handle sensitive and/ ...

pure Azure cloud role. You will need strong, hands-on Azure experience, but you must also be comfortable managing Windows Server, Active Directory, virtualisation, storage, backup and end user computing platforms. Working closely with the Head of IT Infrastructure, you will help maintain the security, availability … improve a hybrid estate spanning Azure, Microsoft 365 and on-premises infrastructure. Administer Azure compute, storage, networking and Entra ID. Support Windows Server, Active Directory and VMware or Hyper-V environments. Manage endpoint provisioning, compliance and patching through Microsoft Intune. Administer Exchange Online, Teams, SharePoint ...

pure Azure cloud role. You will need strong, hands-on Azure experience, but you must also be comfortable managing Windows Server, Active Directory, virtualisation, storage, backup and end user computing platforms. Working closely with the Head of IT Infrastructure, you will help maintain the security, availability … improve a hybrid estate spanning Azure, Microsoft 365 and on-premises infrastructure. Administer Azure compute, storage, networking and Entra ID. Support Windows Server, Active Directory and VMware or Hyper-V environments. Manage endpoint provisioning, compliance and patching through Microsoft Intune. Administer Exchange Online, Teams, SharePoint ...

authorised offensive security activity within agreed rules of engagement.You will be expected to operate across a range of attack surfaces, including enterprise networks, Active Directory, Microsoft Entra ID, Microsoft 365, cloud platforms, endpoints, externally exposed services, and, where authorised, social engineering scenarios. You will also help … including threat-informed scenarios, attack objectives, rules of engagement, operational security considerations, and success criteriaExecute hands-on offensive activity across enterprise environments, including Active Directory exploitation, credential access, privilege escalation, lateral movement, and objective-based testingAssess and exploit attack paths across Microsoft Entra ID, Microsoft ...

work every day to make that a reality. Join us and help shape the future of home improvement.We have an opportunity for an Directory Platform Engineering Owner to join us, to lead the technical direction and product ownership of Kingfisher’s identity platform engineering capability, ensuring core identity … services (including Active Directory, Entra ID and PKI/Machine Identity) are secure, resilient and scalable. This role balances deep technical expertise with platform ownership, enabling teams to work efficiently while aligning to Zero Trust and cloud-first principles. We are open to basing the role ...

Digital Identity Consultant (AD Security & Resilience), you will design, secure, and optimise enterprise identity solutions across Microsoft Entra ID and Active Directory environments. You will work directly with clients to modernise authentication, strengthen identity governance, and enhance AD resilience, contributing to robust and scalable digital identity … authentication, claims transformations).Manage identities and authentication services using Microsoft Entra ID, including SSO, Conditional Access, MFA, PIM, and authentication methods.Enhance and secure Active Directory environments, including AD tiered models, GPOs, DNS, PKI/Certification Authority, and AD recovery.Manage IAM lifecycle processes (provisioning, deprovisioning ...

client is a leading global banking and financial services organisation seeking an experienced Infrastructure Project Manager to lead a critical Active Directory migration and consolidation programme within a large enterprise environment. You'll be responsible for driving the delivery of a complex AD merge project, working … closely with infrastructure, hosting and platform teams to ensure a seamless integration of directory services across the organisation. Day Rate : £750pd Umbrella Inside IR35 Location : London/Hybrid (40% on-site per month) Duration : Initial 6-month contract Key requirements Proven experience delivering Active Directory ...

Mobility + Security stack including working knowledge of some of the following technologies:Microsoft Azure for the Office 365 Tenant Exchange OnlineIdentity Management (Active Directory, Azure Active Directory, ADFS, Microsoft Identity Manager/FIM)Intune design and configuration for MDM and BYODIntune ...

will involve: • Taking ownership of Microsoft 365 services including Exchange Online, Teams, SharePoint Online, and Intune • Managing both on-prem and cloud-based directory services (Active Directory and Entra ID) • Providing high-quality IT support to a small team (~20 users), including traders … support or infrastructure, preferably in finance or professional services • Expert-level knowledge of Microsoft 365 and related administration • Deep understanding of Active Directory and Azure AD/Entra ID • Strong PowerShell scripting skills for automation and system administration • Proven ability to manage Windows-based endpoints ...

compliance and security best practice. Assist with customer cyber security improvements. Infrastructure Support Provide support for customer infrastructure including: Windows Servers AWS Azure Active Directory Group Policy Backup solutions Printers Remote desktop environments Assist with: Backup monitoring and restore testing Firmware updates Infrastructure maintenance Performance investigations … administration experience. Experience administering Google Workspace. Windows 11 administration. Understanding of Apple ecosystem/Apple IDs/Managed Apple IDs and iCloud. Active Directory Administration (Entra, Azure AD). Basic networking fundamentals (TCP/IP, DNS, DHCP, VPN). Experience supporting endpoint security products. Excellent troubleshooting ...

configuration, and lifecycle. VDI & Citrix : Delivery and operation of virtual desktop environments, ensuring performance, availability, and user experience. Identity & Access : Operational ownership of Active Directory and Entra ID, including authentication, Conditional Access, privileged access, and directory services. Cloud Security & Compliance : Enforcement of secure configurations … enterprise environments Strong expertise across Microsoft 365 and workplace services , Azure and GCP cloud operations , Windows Server , VDI/Citrix , and identity (Active Directory, Entra), with robust knowledge of security , resilience , operational controls , and automation tooling . Proven ability to manage business-critical services at scale ...