1 to 25 of 58 Systems Administrator Jobs in London

live service, on managed service contracts Highlighting areas of service and technology for improvements Any other reasonable duties as required by the business Skills/Experience: Essential Active directory Systems & Tools: Microsoft Exchange, Windows Server (2019+), SharePoint (On-Premise), SQL Server, Microsoft Certificate Authority & Patch Management tools (e.g. ManageEngine Patch Manager) Infrastructure Management: Ideally VMWare Network & Security: LAN, WAN … ride2work, pension) Subsidised gym membership Employee referral scheme Role will be subject to an employment screening process and will require security clearance. Tagged as: hybrid, microsoft product support, system administrator More ❯

Systems Administrator – Linux An established UK-based organisation is seeking a Mid-Range Systems Administrator to join their Technical Operations team. This is a fantastic opportunity to work within a dynamic infrastructure environment, supporting business-critical Linux platforms and contributing to major enterprise IT projects. Key Responsibilities Install, configure, and maintain Linux systems … or Prince2 methodologies. Experience supporting SAP HANA or similar enterprise workloads. Details £60,000 + 15% bonus Northampton (4 days a week) Excellent opportunity to work on high-impact systems and projects with a forward-thinking infrastructure team. If this sounds like yourself or someone you may know then please do get in touch by applying below or sending More ❯

Linux Systems Administrator Technical Manager/Team Lead Candidates will come from a highly Technical Linux Systems Administrators Background and still be Hands On with at minimum of 3 years' experience as a Team Leader/Manager. You will be leading and managing the day-to-day operations of a mission-critical Linux infrastructure team, including …/Banking experience would be highly beneficial but not essential. Responsibilities and Duties The successful candidate will manage both the Linux internal support team as well as a senior sysadmin team of experienced professionals. These teams oversee the entire company's Linux estate including development, QA and multiple production trading systems including some belonging to third party clients. Collaborate … both teams. Required Skills/Experience 7+ years Linux system administration experience with at least 3 years in a managerial or team lead role. Strong expertise with RHEL-based systems, including installation, ongoing management, monitoring, performance tuning, system security hardening, etc. Proven track record of managing geographically distributed teams, including senior engineers and tier-1/2 support staff More ❯

Lead Systems Administrator: Linux Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background, REC Solutions Limited does not discriminate in regards to age, gender, national origin, religion or any other basis. Do you want to join a well-established growing financial services/FinTech (Financial Technology) company who … are forward thinking and working with cutting edge technologies? a fantastic opportunity has arisen for aLead Systems Administrator - Linux to join a friendly collaborative team. Ideally, we seek candidates who have a strong technical background coupled with the ability/experience to lead and manage a team. The successful candidate will be both technically astute and a … excellence, effective team leadership and close collaboration with other departments Responsibilities and Duties The successful candidate will manage both the Linux internal support team as well as a senior sysadmin team of experienced professionals. These teams oversee the entire Linux estate including development, QA and multiple production trading systems including some belonging to third party clients. Collaborate with development More ❯

Linux System Administrator Our client is a mid-size financial services firm which is a L inux shop both on the server side and the trader desktops. Client has multiple locations - the London office is smail and you will be the single Linux administrator. Some Windows administration skills are a plus but not strictly necessary. We face our … users directly and interact with them frequently. Good communication skills are important. About the Role We are seeking a hands-on professional for our growing systems administration team. Systems Administrators are responsible for the workstations and servers of our rapidly expanding trading operations. In addition to all systems work both on the desktops and in the datacenters … Systems Administrators frequently interact with users at various levels all across our organization. Skills & Attributes: Fluency in Linux administration is a must Experience in Debian/Ubuntu preferred Strong communication skills A demonstrated ability to work tasks to completion and tolerate frequent context switches Experience scripting in bash and python is preferred, SQL and Perl a plus Knowledge of More ❯

I am currently working with an brilliant organisation based near Teddington who are looking for an experienced ' IT Systems Administrator ' to join them on a permanent basis. You'll be accountable for the daily operation, security, and reliability of the Trust's IT systems , ensuring consistent service levels. Candidates should have a minimum of five years … wireless), and Veeam Backup . We're looking for an independent trouble-shooter who can effectively engage with stakeholders, including vendors and management, while also collaborating with the IT Systems Manager and Service Leads. Job Title: IT Systems Administrator Location: Near Teddington (Office Based 5 Days a Week) Salary: £50,000 - £60,000 Start: ASAP Experience … with: IT infrastructure management: Developing, managing, and supporting systems, networks, and infrastructure for a large user base (approx. 2000). Core IT services: Web access, data storage, email (local and cloud), networked printing, backups, and diverse software. Server environments: Virtual platforms (servers, storage, backups), multiple Windows Server versions, and SQL server support. Network & Security: Active Directory (including DHCP, DNS More ❯

private healthcare, pension, discounted gym membership and more) As Profusion's consulting team continues to grow, we're looking for technically minded individuals who are passionate about supporting the systems and infrastructure that power data-driven business solutions. In this role, you'll be a key part of the team that ensures our consultants-and the clients they serve … have reliable, secure, and high-performing IT environments. This is a great opportunity to grow your career in systems administration and IT operations, while gaining exposure to cloud-based platforms, enterprise data tools, and client-facing service delivery. You'll play a vital part in maintaining the tools, access, and systems that allow our data professionals to deliver … take a share of our IT work and help to keep us secure. Key Skills/Experience: We are looking for people with experience in: • Administer and maintain Linux systems, with a focus on Debian-based environments, ensuring system reliability, security, and performance. • Implement and manage infrastructure as code (IaC) solutions using tools like Puppet, Terraform, and Ansible, supporting More ❯

System Administrator/Contract role/Initial 6 months/Inside ir35/On site/London/Rate TBD Role Description This is a full-time on-site role for a System Administrator (M365/O365) located in Greater London. The System Administrator will be responsible for managing and maintaining IT infrastructure, including … providing technical support. Daily tasks include system administration, network administration, supporting users, responding to tickets, handling escalations, being a Microsoft SME and ensuring the smooth operation of information technology systems within the organization. Qualifications M365/O365 System Administration and Network Administration skills, and good knowledege of security, SCCM, EUC, Identity Access and SharePoint. Proficiency in Troubleshooting and providing … Technology knowledge and experience Excellent problem-solving and analytical abilities Ability to work independently and collaboratively in a team environment and potentially lead Experience with Windows and Linux operating systems is a plus and all Microsoft services including azure Bachelor's degree in Information Technology, Computer Science, or related field Relevant certifications (e.g., CompTIA Network+, CompTIA Security+, Microsoft Certified More ❯

System Administrator/Contract role/Initial 6 months/Inside ir35/On site/London/Rate TBD Role Description This is a full-time on-site role for a System Administrator (M365/O365) located in Greater London. The System Administrator will be responsible for managing and maintaining IT infrastructure, including … providing technical support. Daily tasks include system administration, network administration, supporting users, responding to tickets, handling escalations, being a Microsoft SME and ensuring the smooth operation of information technology systems within the organization. Qualifications M365/O365 System Administration and Network Administration skills, and good knowledege of security, SCCM, EUC, Identity Access and SharePoint. Proficiency in Troubleshooting and providing … Technology knowledge and experience Excellent problem-solving and analytical abilities Ability to work independently and collaboratively in a team environment and potentially lead Experience with Windows and Linux operating systems is a plus and all Microsoft services including azure Bachelor's degree in Information Technology, Computer Science, or related field Relevant certifications (e.g., CompTIA Network+, CompTIA Security+, Microsoft Certified More ❯

IT Systems Administrator/End User Support - Full time permanent role - Based in Twickenham, South West London - Salary up to £55,000 plus benefits A large and leading organisation in the South West London area is looking for an IT Systems Administrator to join their IT function. This is a fantastic role with a … well known organisation within the local area. Duties will include being an escalation to the support team and being responsible for: - IT systems troubleshooting - Supporting with IT roadmap strategy - Making recommendations to existing systems and technologies - Supporting Active Directory, DHCP, DNS, LDAP - VMware, Windows Server - Mac and Windows OS support (including MDM) - IT projects - Firewall support - Veeam backup … London area daily and have a background .in providing IT services within a large organisation. In addition, skills with the following will also be required: - Support experience across, servers, systems, networks and infrastructure - Virtual servers and storage - Mobile device management systems - Email platforms - Mac and Windows environments/software More ❯

IT Systems Administrator/End User Support - Full time permanent role - Based in Twickenham, South West London - Salary up to £55,000 plus benefits A large and leading organisation in the South West London area is looking for an IT Systems Administrator to join their IT function. This is a fantastic role with a … well known organisation within the local area. Duties will include being an escalation to the support team and being responsible for: - IT systems troubleshooting - Supporting with IT roadmap strategy - Making recommendations to existing systems and technologies - Supporting Active Directory, DHCP, DNS, LDAP - VMware, Windows Server - Mac and Windows OS support (including MDM) - IT projects - Firewall support - Veeam backup … London area daily and have a background .in providing IT services within a large organisation. In addition, skills with the following will also be required: - Support experience across, servers, systems, networks and infrastructure - Virtual servers and storage - Mobile device management systems - Email platforms - Mac and Windows environments/software More ❯

IT Systems Administrator/End User Support - Full time permanent role - Based in Twickenham, South West London - Salary up to £55,000 plus benefits A large and leading organisation in the South West London area is looking for an IT Systems Administrator to join their IT function. This is a fantastic role with a … well known organisation within the local area. Duties will include being an escalation to the support team and being responsible for: - IT systems troubleshooting - Supporting with IT roadmap strategy - Making recommendations to existing systems and technologies - Supporting Active Directory, DHCP, DNS, LDAP - VMware, Windows Server - Mac and Windows OS support (including MDM) - IT projects - Firewall support - Veeam backup … London area daily and have a background .in providing IT services within a large organisation. In addition, skills with the following will also be required: - Support experience across, servers, systems, networks and infrastructure - Virtual servers and storage - Mobile device management systems - Email platforms - Mac and Windows environments/software More ❯

the London Stock Exchange (EXPN), we employ 22,500 people across 32 countries, with our headquarters in Dublin, Ireland. Learn more at Job Description We are seeking a Senior Systems Administrator to support and diagnose incidents within the Colleague Technology Support group, adhering to established service levels. The role covers server, desktop, laptop, mobile device support, domain More ❯

- Knowledge and practical experience in VMware virtualization technology. Configure, upgrade, deploy. - Knowledge and practical experience in configuring iSCSI targets for virtualized environments. - Knowledge and experience in Microsoft Server Technologies; Active Directory, Microsoft Exchange. - Knowledge of ITIL IT service management model More ❯

HPC Linux System Administrator - fully remote/work from home £55,000 - £75,000 & health/life/income insurance This is a great opportunity for a Linux System Administrator with experience of high-performance computing to join a leading technical consultancy to help deliver high performance computing (HPC) managed services and projects. Due to significant … typically starting at 13:00 and finishing at 22:00). The role will involve implementing and supporting HPC technologies for a variety of customers on their in-prem systems, and would suit a highly technical individual who also enjoys regular customer interactions. The role would be ideal for someone with the following skills/experience: A BSc/… similar) or scientific programming languages would be beneficial Some experience with HPC Experience with GPFS would be a bonus! Some of the benefits that come with the Linux System Administrator role include: A starting salary of £55k+ Matched pension up to 10% Health insurance Life insurance Income protection 25 days paid holiday, plus banks on top Buy or More ❯

decade of expertise, the company proudly serves customers in more than 130 countries worldwide, offering reliable and high-performance hosting solutions. They are currently seeking for skilled Linux System Administrator to join the team. If you would like to learn more about this opportunity, feel free to reach out and apply today! Responsibilities: Configure and maintain Ubuntu based More ❯

Manage Kubernetes clusters and containerized workloads. Administer GitLab infrastructure for CI/CD processes. Operate and maintain Kafka clusters for real-time data pipelines. Diagnose and resolve issues across systems, networks, containers, and applications. Use observability tools (Grafana, Prometheus, Kibana, Elasticsearch) to monitor system health. Automate system management tasks using Ansible. Participate in an on-call rotation to support More ❯

Manage Kubernetes clusters and containerized workloads. Administer GitLab infrastructure for CI/CD processes. Operate and maintain Kafka clusters for real-time data pipelines. Diagnose and resolve issues across systems, networks, containers, and applications. Use observability tools (Grafana, Prometheus, Kibana, Elasticsearch) to monitor system health. Automate system management tasks using Ansible. Participate in an on-call rotation to support More ❯

Manage Kubernetes clusters and containerized workloads. Administer GitLab infrastructure for CI/CD processes. Operate and maintain Kafka clusters for real-time data pipelines. Diagnose and resolve issues across systems, networks, containers, and applications. Use observability tools (Grafana, Prometheus, Kibana, Elasticsearch) to monitor system health. Automate system management tasks using Ansible. Participate in an on-call rotation to support More ❯

flight (#ZEROe) to cleaning up space, sustainability is at the heart of our purpose. So what's your next change? We now have an exciting opportunity for a System Administrator to join the Spacecraft Control Centre Support Team in the Chippenham area, Wiltshire, reporting to the Head of SCOF Engineering. The Spacecraft Control & Operations Facility (SCOF) comprises all … and Control of the SKYNET Constellation of spacecraft. At the core of the SCOF is the Spacecraft Control Centre, also distributed across multiple sites, which comprises the main computer systems which host the main C2 Software applications and provide the operator workstations. *HOW YOU WILL CONTRIBUTE TO THE TEAM * * Sys Admin expert for the installation of the SKYNET 6A … Spacecraft Control Centre and computer systems across the SCOF network, in order to bring it into service * Perform general computer configuration and maintenance activities including equipment swap-out, reconfiguration and restoration of capability. * Use of network skills to ensure SCC works well with existing SCOF equipment and networks. CISCO CCNP Enterprise certification is an advantage on appointment. * Assist SCOF More ❯

Our London based client is looking for a skilled System Administrator to join their team on a permanent basis. The successful System Administrator will manage and support the organisations modern cloud-first infrastructure, with a focus on endpoint management, cloud services, automation, and end-user support. This role will be instrumental in maintaining system reliability, ensuring … security compliance, and enhancing operational efficiency across their IT environment. The System Administrator will join a small but efficient team, having the ability to be involved with project work such as w11 roll out, roll out of intune and working towards Cyber Essentials plus. Experience/Skills Experience of managing and provisioning user endpoints using Windows Autopilot and … Microsoft Intune, ensuring secure configurations and compliance with internal policies. Proven experience as a System Administrator, particularly in environments leveraging: Windows Autopilot Microsoft Intune Microsoft 365/Office 365 Windows OS (desktop and server) Experience of administering Microsoft 365 services including Exchange Online, SharePoint, and Teams to support seamless collaboration and communication. Experience of developing and maintaining automation More ❯

Job Title: System Administrator Location: Remote (UK Based) Employment Type: 3-6 month contract Rate: Circa £200 per day IR35 Status: Outside IR35 We’re looking for a highly experienced System Administrator on a contract basis. Responsibilities Maintain system efficiency Extensive experience with ePos systems (Zonal, Aztec) Experience working in the hospitality sector with ePos … systems Assisting with menu configuration Experience with data entry & data exports Excellent communication and problem-solving skills Proven experience as a Systems Administrator or similar IT role Solid understanding of Windows Server environments, networking, and virtualization Ability to troubleshoot hardware and software problems independently Excellent communication and problem-solving skills My client is looking for an More ❯

Dynamics 365 Finance & Operations Systems Administrator Contract role- outside ir35. Rate- £300 to 325/day Duration- 3 months with an option for perm conversion later on. Location- Remote (UK) Microsoft Dynamics 365 Finance & Operations Systems Administrator Key Responsibilities: Administer and maintain D365 F&O environments, including system configuration, user access, and security roles. … Monitor system performance, troubleshoot issues, and coordinate with Microsoft support when needed. Manage updates, patches, and hotfixes through Lifecycle Services (LCS). Support integrations with third-party systems and ensure data integrity across platforms. Collaborate with functional and technical teams to support business processes and system enhancements. Maintain documentation for system configurations, procedures, and policies. Required Skills & Qualifications: Proven More ❯

IT Systems Administrator - London/Hybrid - 12 Month Fixed Term Contract - £45,000 per annum A fantastic opportunity has arisen for an IT Systems Administrator to join our London based global law firm on a 12 Month Fixed Term Contract basis. Responsible for the administration of the majority of the main IT systems and the access permissions across those systems. Engage in all projects that have a user impact, this would include upgrades to current systems the team support or any they would support from go live Responsible for both the Internal and External User Access Audits, working alongside IT Security. Active Directories and Exchange 2016 - Account Management and system access. … and queries Audit and update of the team's administration process documentation. Excellent communication skills, both written and verbal Awareness of security principles around the protection of data on systems Knowledge of DMS and PMS systems is desirable IT Systems Administrator - London/Hybrid - 12 Month Fixed Term Contract - £45,000 per annum More ❯

IT Systems Administrator - London/Hybrid - 12 Month Fixed Term Contract - £45,000 per annum A fantastic opportunity has arisen for an IT Systems Administrator to join our London based global law firm on a 12 Month Fixed Term Contract basis. Responsible for the administration of the majority of the main IT systems and the access permissions across those systems. Engage in all projects that have a user impact, this would include upgrades to current systems the team support or any they would support from go live Responsible for both the Internal and External User Access Audits, working alongside IT Security. Active Directories and Exchange 2016 - Account Management and system access. … and queries Audit and update of the team's administration process documentation. Excellent communication skills, both written and verbal Awareness of security principles around the protection of data on systems Knowledge of DMS and PMS systems is desirable IT Systems Administrator - London/Hybrid - 12 Month Fixed Term Contract - £45,000 per annum More ❯