7 results for Linux Systems Administrator in London, London, City of

Systems Administrator

City of London, London
remote
Permanent
55000 - 60000 GBP / Yearly
<h1>M365 Systems Administrator</h1><h2>London | Hybrid Working</h2>A globally recognised transformation consultancy is looking for an experienced M365 Systems Administrator to join its growing technology team in London.This is an opportunity to step into a business where technology is seen as a genuine enabler of growth, collaboration and innovation. You'll play a key role in shaping and supporting a modern Microsoft ecosystem across a highly collaborative international environment.The business operates across multiple global locations and partners with some of the world's best-known organisations on large-scale transformation and organisational change projects. Internally, they are continuing to invest heavily in their own technology landscape, with a strong focus on security, automation, user experience and cloud-first infrastructure.<h2>The Opportunity</h2>Joining a close-knit and high-performing IT function, you'll take ownership across Microsoft 365 administration, endpoint management, security tooling and user support while helping drive the company's transition into a fully optimised Microsoft 365 E5 environment.This is far more than a traditional support role. You'll have the chance to influence tooling, improve processes, automate workflows and contribute to wider technology initiatives across the business.You'll work across:<ul data-spread="false"><li>Microsoft 365 administration</li><li>Intune and endpoint management</li><li>Microsoft Defender and security tooling</li><li>Entra ID and identity management</li><li>SharePoint and Teams administration</li><li>Microsoft Purview and compliance</li><li>Automation using Power Automate</li><li>SaaS application support and integrations</li><li>User support across Windows, Mac and mobile environments</li></ul><h2>What You'll Be Doing</h2><ul data-spread="false"><li>Providing first and second-line technical support to users across global offices</li><li>Managing and optimising the Microsoft 365 environment</li><li>Supporting device management through Intune and endpoint security tooling</li><li>Assisting with security, compliance and access management initiatives</li><li>Improving internal processes through automation and workflow improvements</li><li>Supporting collaboration tools including Teams and SharePoint</li><li>Working closely with stakeholders across the business to deliver an exceptional user experience</li><li>Contributing to ongoing IT projects and technology transformation initiatives</li></ul><h2>What They're Looking For</h2><ul data-spread="false"><li>Strong experience administering Microsoft 365 environments</li><li>Hands-on knowledge of Intune, Entra ID, Defender and Exchange Online</li><li>Experience supporting Windows, MacOS and mobile devices</li><li>Understanding of security and compliance best practices</li><li>Experience with automation tools such as Power Automate would be highly beneficial</li><li>Excellent communication skills and a collaborative approach</li><li>Someone proactive, solutions-focused and keen to improve systems and processes</li></ul><h2>Why Join?</h2><ul data-spread="false"><li>Opportunity to work within a highly respected global consultancy</li><li>Exposure to modern cloud technologies and enterprise-scale projects</li><li>A collaborative, people-first culture</li><li>Genuine opportunities to influence and improve technology operations</li><li>Hybrid working environment</li><li>Strong investment in employee development and progression</li></ul>If you're looking for a role where you can combine hands-on technical support with modern Microsoft cloud administration in a business that genuinely values technology and innovation, this could be a fantastic next step.Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/V2lsbC5TdGVhZC4zNTM0Ny4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
2026-05-11T14:20:22Z

Administrator

Oxford, Oxfordshire
remote
Permanent
- GBP / Yearly
Administrator 2-3 Week Temporary Assignment (Immediate Start - Monday)Overview: We are working with a business in Oxford who are looking for a detail-oriented Administrator to support the team on a short-term basis. This role is ideal for someone who can hit the ground running and provide immediate support during a busy period.Key Responsibilities:<ul data-end="812" data-start="499"><li data-end="559" data-start="499">Accurately input and update data across internal systems</li><li data-start="560" data-end="622">Check and validate data to ensure accuracy and consistency</li><li data-end="693" data-start="623">Assist with processing documents and records as required</li><li data-start="694" data-end="757">Maintain organised filing systems (digital and/or physical)</li><li data-end="812" data-start="758">Support the team with general administrative tasks</li></ul>Skills & Experience:<ul data-end="1269" data-start="1151"><li data-end="896" data-start="841">Previous experience in data entry/administration or a recent graduate </li><li data-end="954" data-start="897">Strong attention to detail and high level of accuracy</li><li data-end="1001" data-start="955">Good IT skills </li><li data-end="1122" data-start="1054">Available to start immediately and commit to the full assignment</li></ul>Pay: £14ph Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/RWxsZW4uQ2h1bmcuNzY5MzEuMTA5MjNAcmhpLmFwbGl0cmFrLmNvbQ.gif">
2026-04-16T16:42:16Z

IT Operations Manager

London, London
remote
Permanent
60000 - 65000 GBP / Yearly
<h2 data-end="26" data-start="0" data-section-id="1nyuh71">IT Operations Manager</h2>London | On-siteA prestigious London-based professional services organisation is looking for an experienced IT Operations Manager to join its growing technology team. This is a hands-on role supporting a fast-paced, high-performance environment where reliability, responsiveness, and professionalism are critical.You'll take ownership of the day-to-day IT operation while also playing a key role in modernising and improving the wider technology function. Alongside managing core infrastructure and end-user support, you'll have the opportunity to help drive an exciting automation programme across the business, making this an ideal opportunity for someone who enjoys both operational support and continuous improvement projects.<h3 data-end="846" data-section-id="1xdyghs" data-start="821">What you'll be doing:</h3><ul data-start="847" data-end="1583"><li data-start="847" data-section-id="1k0qjhs" data-end="954">Managing and supporting Microsoft Azure, Microsoft 365, Entra ID, networking, and endpoint environments</li><li data-section-id="xzqi70" data-start="955" data-end="1033">Providing hands-on support across Windows, MacOS, iOS, and Android devices</li><li data-end="1102" data-start="1034" data-section-id="12gjr1m">Acting as a senior escalation point for complex technical issues</li><li data-end="1198" data-start="1103" data-section-id="1a9puja">Supporting AV and video conferencing technology for high-profile meetings and hybrid events</li><li data-end="1290" data-start="1199" data-section-id="1ljtuv3">Delivering infrastructure and systems projects from discovery through to implementation</li><li data-end="1403" data-section-id="mfb81s" data-start="1291">Driving automation initiatives using PowerShell, Azure Automation, Logic Apps, Power Apps, and similar tools</li><li data-end="1486" data-section-id="12bxuoj" data-start="1404">Managing IT suppliers, hardware provisioning, and service delivery performance</li><li data-section-id="17bb6cs" data-start="1487" data-end="1583">Ensuring strong security, backup, disaster recovery, and compliance practices are maintained</li></ul><h3 data-end="1614" data-section-id="12d06p0" data-start="1585">What they're looking for:</h3><ul data-end="2156" data-start="1615"><li data-start="1615" data-section-id="14e2nnf" data-end="1696">Strong experience in IT Operations, Infrastructure, or Systems Administration</li><li data-end="1767" data-start="1697" data-section-id="k2opsc">Hands-on knowledge of Microsoft Azure, Microsoft 365, and Entra ID</li><li data-end="1823" data-section-id="3fr55a" data-start="1768">Experience with PowerShell scripting and automation</li><li data-end="1906" data-start="1824" data-section-id="1qts9jg">Excellent communication skills with the ability to support senior stakeholders</li><li data-section-id="1n231g7" data-start="1907" data-end="1987">Experience delivering technical projects and improving operational processes</li><li data-start="1988" data-section-id="62bwag" data-end="2067">Knowledge of AV/conferencing technologies and modern workplace environments</li><li data-start="2068" data-section-id="1eguzl3" data-end="2156">A proactive mindset with a genuine interest in technology improvement and automation</li></ul>This is a fantastic opportunity to join a highly respected organisation investing heavily in its technology function, where you'll have real ownership, visibility, and the chance to shape future IT operations and automation strategy.Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/V2lsbC5TdGVhZC40NTUwMC4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
2026-05-08T16:02:41Z

CyberArk SME

London, London
remote
Contract
- GBP / Yearly
Robert Half Technology are assisting a market leading financial services organisation to recruit a CyberArk SME on a contract basis. Hybrid working - London based (1 day per week onsite). June 2026 start through to the end of 2026.Role * The CyberArk SME will plan, test, and implement major CyberArk platform releases and upgrades, including annual version upgrades (e.g. 14.x to 15.x). * Plan, test, and implement monthly operating system patching for CyberArk Vault servers in line with internal patching schedules. * Test and coordinate monthly patching activities across CyberArk underlying infrastructure with internal infrastructure and patching teams. * Deploy CyberArk security patches to remediate critical vulnerabilities identified in CyberArk advisories. * Maintain existing CyberArk integrations including SCIM integration with Saviynt and telemetry integration with Power BI. * Support and maintain existing deployed CyberArk connectors and collaborate with permanent teams to deliver configuration changes and onboarding activities. * Create up to 10 custom CPM and PSM connectors annually to support new platforms and applications. * Drive the adoption and embeddedness of CyberArk controls across the organisation. * Utilise CyberArk Discovery, PTA, Splunk dashboards, CrowdStrike, Saviynt and other repositories to identify privileged accounts not currently under CyberArk management. * Produce monthly metrics and reporting covering privileged account coverage across CMDB assets, Active Directory, and LDAP environments. * Drive BAU onboarding activities to close identified gaps across existing platform types. * Create detailed technical documentation including HLDs, LLDs, Safe Design documents, Runbooks, Test Plans and BAU handover documentation. * Deploy and integrate CyberArk CP/CCP platforms into pre-production and production environments. * Install and configure CP agents on PoC and candidate servers. * Define and deploy processes for end-to-end SSH key lifecycle management including rotation. * Create and manage Safes, Platforms and application authentication configurations within CyberArk. * Conduct discovery and assessment activities for application service accounts, SSH keys, certificates, and secrets across production and pre-production environments. * Define remediation and treatment plans for secrets management including CP/CCP adoption, PKI, mTLS and SPIFFE approaches. * Deliver monitoring, hypercare, prioritisation, and remediation planning activities for secrets onboarding initiatives.Profile * The CyberArk SME will have strong experience administering and engineering CyberArk PAM solutions within enterprise-scale environments. * Expert-level knowledge of CyberArk components including Vault, CPM, PSM, CP, CCP, PTA and Discovery. * Experience planning and delivering CyberArk upgrades, patching, and vulnerability remediation activities. * Strong understanding of privileged access management, secrets management, SSH key management, and certificate-based authentication. * Experience integrating CyberArk with enterprise tooling including Saviynt, Splunk, CrowdStrike, Power BI, Active Directory and LDAP. * Proven experience creating custom CPM and PSM connectors. * Strong knowledge of Linux and Windows server administration and infrastructure patching processes. * Experience producing technical documentation including HLDs, LLDs, test plans and operational runbooks. * Excellent stakeholder engagement and communication skills with the ability to collaborate across technical and business teams. * CyberArk Sentry certification or above highly desirable.Company * Market leading financial services organisation with offices in London * Hybrid working - 1 day per week onsiteSalary & Benefits The salary range/rates of pay is dependent upon your experience, qualifications or training.Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/QWxmaWUuUm93ZXR0LjY0MDE0LjEwOTIzQHJoaS5hcGxpdHJhay5jb20.gif">
2026-05-19T15:38:52Z

IT Manager

City of London, London
remote
Permanent
60000 - 70000 GBP / Yearly
IT Manager Location - London with Paris TravelA world-renowned international education group with a heritage dating back more than 100 years is looking for an experienced IT Manager to lead technology operations across its London and Paris institutes.Known globally for excellence, innovation and premium learning experiences, this organisation operates an international network of specialist schools and trains thousands of students each year from across the world. With a strong reputation and a truly global presence, it offers the chance to join a respected brand with real prestige.This is a broad and hands-on leadership role where you'll take ownership of core infrastructure, user support, systems reliability and continuous improvement across two busy international sites. You'll have real autonomy, strong visibility across the business and the opportunity to make a genuine impact.The RoleYou'll be responsible for the day-to-day smooth running of IT systems across both locations, ensuring stability, security and excellent service for staff and students. You'll also lead technical teams, manage suppliers and help shape future technology decisions.Key responsibilities include:* Managing servers, storage and virtualised environments * Supporting networks, switches, routers, VPNs, WiFi and firewalls * Overseeing Microsoft 365 administration and Azure cloud services * Managing backups, disaster recovery and business continuity * Supporting telephony, CCTV and access control systems * Maintaining Windows Server environments, Active Directory and remote desktop services * Managing SQL Server / MySQL backups, restores and user access * Monitoring security, permissions, antivirus and intrusion prevention * Maintaining documentation, operational manuals and inventory systems * Leading, mentoring and developing IT support staff * Managing budgets, procurement and external vendors * Supporting wider global IT teams when neededWhat We're Looking For* Strong infrastructure and systems experience across enterprise environments * Solid knowledge of Windows Server, networking and cloud platforms * Experience with virtualisation technologies such as VMware, Proxmox or Xen environments * Confident troubleshooting skills with a calm, practical mindset * Ability to prioritise effectively and work independently * Previous experience supporting varied IT environments * Strong communication skills and a collaborative approach * Comfortable working in a multicultural environmentDesirable* VMware, Microsoft or Linux certifications * French language skills * Exposure to lean six sigma principlesWhy Apply?* Join a globally recognised premium brand * Broad role with real ownership and variety * International exposure across London and Paris * Opportunity to lead improvements and modernisation projects * Strong long-term career potentialRobert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/V2lsbC5TdGVhZC43NzA2NC4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
2026-04-30T08:39:25Z

Administrator

England,
remote
Temporary
15 - 17 GBP / Hourly
Job Title: Part-Time Administrator Location: Heathrow (On-Site) Hours: 20 hours per week (ideally across 4-5 days) Salary: £15 per hour - £16.50 per hour + Holiday Pay The Opportunity We're recruiting for a part-time Administrator to join a busy, fast-paced team based on-site at Heathrow. This role offers flexibility around start and finish times, making it ideal for someone balancing other commitments. They are looking for somebody to cover the 20 hours over 4-5 days. Key Responsibilities<ul data-start="516" data-end="828"><li data-section-id="19pmlnt" data-start="516" data-end="578">Providing general administrative support to the wider team</li><li data-start="579" data-end="632" data-section-id="1y0u4ty">Maintaining and updating records and spreadsheets</li><li data-start="633" data-end="702" data-section-id="6rng6z">Working regularly with Excel to organise, track, and analyse data</li><li data-end="756" data-start="703" data-section-id="1laem1k">Assisting with reporting and data accuracy checks</li><li data-end="828" data-start="757" data-section-id="890nx3">Supporting day-to-day operations to ensure everything runs smoothly</li></ul>Skills & Experience Required<ul data-end="1240" data-start="870"><li data-section-id="es7pvr" data-start="870" data-end="919">Previous experience in an administrative role</li><li data-start="920" data-end="1004" data-section-id="wfrubx">Strong Excel skills (comfortable with formulas, data handling, and spreadsheets)</li><li data-section-id="bg3d7q" data-end="1051" data-start="1005">Excellent attention to detail and accuracy</li><li data-start="1052" data-end="1114" data-section-id="1bqlpm8">Highly organised with the ability to manage multiple tasks</li><li data-section-id="m2xmmo" data-start="1115" data-end="1184">A proactive, hands-on approach with a willingness to get involved</li><li data-end="1240" data-start="1185" data-section-id="a74s0c">Good communication skills and a team-player mindset</li></ul>What We're Looking For This role would suit someone who is flexible, reliable, and happy to roll up their sleeves in a busy environment. You'll be someone who takes initiative, supports the wider team, and thrives in a role where no two days are the same.Additional Information<ul data-start="1544" data-end="1664"><li data-start="1544" data-end="1578" data-section-id="vjsyw5">On-site role based at Heathrow</li><li data-start="1579" data-end="1634" data-section-id="1ffgb2b">Part-time hours with flexibility on working pattern</li><li data-end="1664" data-start="1635" data-section-id="p7ls3k">Immediate start available</li></ul>Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/UG9wcHkuR3JhbnQuODk5MTcuMTA5MjNAcmhpLmFwbGl0cmFrLmNvbQ.gif">
2026-04-22T09:15:34Z

Data Analytics Manager

Hampshire, Hampshire
remote
Contract
- GBP / Yearly
Robert Half Technology are assisting a market leading telecommunications organisation to recruit a Data Analytics Manager on a 9-month contract basis. Hybrid - Hampshire/London - 3 days per week on site. <h2 data-end="259" data-start="252" data-section-id="1xwbgcx">Role</h2>* The Data Analytics Manager will establish and scale a centralised data and analytics capability to support commercial and operational decision-making across the organisation. * Translate business strategy and key use cases into actionable data and analytics initiatives. * Lead the consolidation of fragmented data sources following significant growth and acquisition activity. * Improve data quality, consistency, and accessibility across multiple systems and business units. * Support the design, development, and ongoing management of data warehouse and/or data lake environments. * Build scalable reporting, dashboarding, and analytics capabilities to support business-wide insight generation. * Partner with senior stakeholders to define commercial KPIs, reporting frameworks, and performance metrics. * Support the integration of newly acquired businesses and their data environments into a centralised model. * Introduce and embed data governance, standards, and best practice across the organisation. * Work closely with leadership to drive long-term value creation through data-led decision-making.<h2 data-end="1406" data-start="1396" data-section-id="6y2rri">Profile</h2>* Strong hands-on experience with SQL and Python in data-focused environments. * Proven experience delivering data transformation, data enablement, or analytics modernisation initiatives. * Experience working with data warehouse and/or data lake architectures. * Strong understanding of data governance, data quality, and data management principles. * Demonstrable experience working in complex, fragmented, or rapidly changing data landscapes. * Strong commercial acumen with the ability to engage and influence senior stakeholders. * Comfortable operating independently and driving initiatives in ambiguous environments. * Background in consulting or transformation environments highly desirable (e.g. KPMG, Deloitte, Accenture). * Experience in acquisitive, PE-backed, or high-growth organisations preferred. * Blend of strategic thinking and hands-on delivery capability, with the ability to both shape and execute.<h2 data-start="2353" data-section-id="1v75q76" data-end="2365">Company</h2>* Market leading telecommunications organisation undergoing significant growth and acquisition-led expansion. * Building a new centralised data and analytics capability to transform reporting, governance, and commercial insight. * Fast-paced, greenfield environment with strong investment in data and digital transformation. * Hybrid working model with Hampshire office base and occasional travel to London.<h2 data-end="2810" data-section-id="1edaf9v" data-start="2788">Salary & Benefits</h2>The salary range/rates of pay is dependent upon your experience, qualifications or training. Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/QWxmaWUuUm93ZXR0LjkxMTYxLjEwOTIzQHJoaS5hcGxpdHJhay5jb20.gif">
2026-05-27T17:11:57Z