Overview In this role you will own the Windows infrastructure that underpins critical business operations. You will maintain and improve a mixed Windows and Linux environment across physical and virtual machines, with a focus on Windows ser...Read More>>.

Overview In this role, you ensure the stability of critical applications by performing production support and automation for container-based environments. You will work with platform, engineering and delivery teams to provide seamless infra...Read More>>.

Overview In this role you will manage Linux (and to a lesser extent Windows) systems, ensuring installation, configuration, and ongoing maintenance. You will drive performance and reliability through innovative solutions while collaborating...Read More>>.

Overview In this role you will provide operational support for large, global-scale systems used in building management and physical security. You will work with a ticket-based workflow to troubleshoot and resolve issues, collaborating with...Read More>>.

Overview In this role you will own and govern core IFS master data to support global business processes. You will work across functions to ensure data is accurate, consistent, and ready for day-to-day operations, including onboarding new un...Read More>>.

Overview In this role you will co-manage the Linux, Windows, and networking infrastructure for a growing quantitative hedge fund, ensuring high availability and robust security. You’ll work with a scientific, fast-moving team to diagnose...Read More>>.

Overview In this role you support the core infrastructure underpinning leading trading systems for banks and institutional clients. You will join a fast-paced Support team, collaborating with sales and engineering to keep mission-critical s...Read More>>.

Overview In this role you support a diverse tech environment spanning Windows and Linux servers, VMs, containers, and storage-heavy infrastructure. You will work with a cross-functional team to maintain network services, architecture, and o...Read More>>.

Job Title: Linux System Administrator - OCONUS Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular-Long Term Assignment Perc...Read More>>.

Senior DevOps Systems Administrator Location: Woking, Surrey — Hybrid (1 day per month in the office) Are you an experienced DevOps Systems Administrator or Senior DevOps Engineer ready to take ownership of compl...Read More>>.

CommonAI CIC is a non-profit membership organisation, founded on a belief in collaborative engineering for the safe and responsible development of foundational AI technologies. A place where AI startups, enterprises large and small, public sector...Read More>>.

As Senior Research Systems Administrator, you will help develop, operate and continuously improve complex Linux-based research computing infrastructure, spanning established HPC and HTC platforms and emerging AI and GPU-enabled services. Your t...Read More>>.

Job TitleSystems Administrator – Identity SpecialistReports toMohammed BulbuliaClosing Date22/Oct/2026 23.59 GMTAbout usThe Francis Crick Institute is Europe’s largest biomedical researc...Read More>>.

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthe...Read More>>.

Software Divisional Lead @ SoCode | Technical Recruiting | Digital Transformation, IT, Infrastructure & MSP Location: Cambridge Salary: 65-75K Employment Type: Full time About the Role...Read More>>.

About M.C. DeanM.C. Dean is Building Intelligence®. We design, build, operate, and maintain cyber-physical solutions for the nation’s most mission-critical facilities, secure environments, complex infrastructure, and global enterpri...Read More>>.

Salary for this Role: From £56,115 with benefits, subject to skills and experience. Job Title: Systems Administrator – Identity Specialist Reports to: Mohammed Bulbulia Closing Date: 22/O...Read More>>.

Shield AI is seeking a highly autonomous Staff Systems Administrator to serve as the accountable technical owner for enterprise IT infrastructure and end-user computing within a dedicated, security-sensitive entity environment. This senior individ...Read More>>.

VE3 City Of London, England, United KingdomJoin or sign in to find your next jobJoin to apply for the AWS DevOps & System Administrator role at VE3VE3 City Of London, Englan...Read More>>.

CommonAI CIC is a non-profit membership organisation, founded on a belief in collaborative engineering for the safe and responsible development of foundational AI technologies. A place where AI startups, enterprises large and small, public sector...Read More>>.

We’re seeking someone to join our team as an experienced Linux System Administrator to help maintain, modernize, and improve the infrastructure supporting Morgan Stanley's distributed systems. This role will work across a complex environment...Read More>>.

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BATaircraft, and Aechelon simulation and synt...Read More>>.

Shield AI is seeking a highly autonomous Staff Systems Administrator to own enterprise IT infrastructure and end-user computing in a security-sensitive environment. You will design, operate, secure, and improve on-prem and cloud infrastructure, id...Read More>>.

Join a leading Microsoft partner – Digital, AI & Tech Transformation. Remote role but must be UK based and eligible for SC Clearance. No sponsorship can be offered. We are looking for a GitHub Enterprise Subject Matter Expert (SME)...Read More>>.

Hybrid - 2-3 days a week in office (London, Liverpool Street)Join a high-growth UK banking business supporting 200+ fintech partners through Banking-as-a-Service infrastructure. This is a key role in building a modern, automated I...Read More>>.

Who we are: For over 25 years, Global Relay has set the standard in enterprise information archiving with industry-leading cloud archiving, surveillance, eDiscovery, and analytics solutions. We securely capture and preserve the communi...Read More>>.

20 days per annum, plus bank holidays and Christmas shutdown Company pension Company funded Westfield Health cash plan We are one of the UK’s leading manufacturers of Kitchens, Bedrooms and Bathrooms, supplyin...Read More>>.

People Systems AdministratorRHS Garden Wisley, Woking, Surrey, GU23 6QB. This is a hybrid role which will involve a split of working at Wisley and working from home.Circa £42,000 per annumDo you have a pass...Read More>>.

Job Description: Overview of Business Area / Job Description: A new opportunity has arisen for an experienced System Administrator to work on-site in Farnborough. Due to the nature of the work and the customers we support...Read More>>.

DescriptionAt Ocean Infinity, we're using technology to transform operations at sea, making them safer, more efficient, and more sustainable.We're a team of innovators, problem-solvers, and challengers who believe there is always a b...Read More>>.

Location: Hybrid working (office based in Oswestry) – typically 2 days in the office per weekSupport Technology That Keeps Practice Plan RunningPractice Plan, part of the Wesleyan Group, helps dental practices across the U...Read More>>.

CAFM Systems AdministratorRemote | Occasional Travel | 40 Hours per WeekWe’re looking for an experienced CAFM Systems Administrator to take responsibility for the day-to-day administration, maintenance and continuou...Read More>>.

Reporting to the HR Systems Manager, our HR Systems Administrator will play a key role in supporting and developing the systems that underpin our HR function. You'll take responsibility for maintaining accurate people data, producing meaningful re...Read More>>.

As one of the fastest-growing Colleges in the UK, delivering courses from entry level right up to Masters degrees, Weston College is an inspiring place to work. Why not join us as an IT Systems Administrator?This is a full-time role,...Read More>>.

The Technical System Administrators are responsible for the maintenance of the company’s internal technical infrastructure. The role involves: Managing, maintaining and upgrading enterprise server and storage hardware Provi...Read More>>.

Why Technology at loveholidays?At loveholidays - we trailblaze together. We’re on a mission to open the world to everyone, giving our customers’ unlimited choice, unmatched ease and unmissable value for their next getaw...Read More>>.

devices, and related operational technologies.Support cybersecurity, patching, antivirus, backup, and compliance activities in accordance with corporate standards.Assist with the implementation of technology projects, upgrades, and lifecycle ma...Read More>>.

OverviewAbout M.C. DeanM.C. Dean is Building Intelligence®. We design, build, operate, and maintain cyber-physical solutions for the nation’s most mission‑critical facilities, secure environments, complex infrastructure,...Read More>>.

Graphcore is seeking a Configuration Management professional to administer and improve Arena PLM, Cognidox document management and the Accuris standards portal. You will ensure accuracy, traceability and governance across product information and c...Read More>>.

Date Posted: 2026-08-05Country: United KingdomLocation: Winnersh, WokinghamPosition Role Type: HybridLearning Management System AdministratorLocation: WinnershPer...Read More>>.

Guardian Glass is one of the world's largest manufacturers of float, coated and fabricated glass products. Our Goole plant plays an important role in serving customers across the UK and Ireland through safe, reliable and efficient manufacturing...Read More>>.

AGS Airports Limited is seeking a Systems Administrator to support the Finance team at Glasgow Airport. You will manage ERP and back-office systems, ensuring accuracy, security and performance of the finance IT environment.The role requires...Read More>>.

OverviewBristol HQ (Hybrid Working – 2 days on-site, 3 days remote).We’re seeking a talented System Administrator with strong skills in Kubernetes, Helm, and Linux to join a growing technology team. T...Read More>>.

About M.C. DeanM.C. Dean is Building Intelligence®. We design, build, operate, and maintain cyber‑physical solutions for the nation’s most mission‑critical facilities, secure environments, complex infrastructure, and global ente...Read More>>.

DHL Supply Chain in Coventry is recruiting for a System Administration role, supporting warehouse operations through administration activities, paperwork processing, IT/WMS system usage, and delivering a high-quality service whilst maintaining acc...Read More>>.

Reporting the Head of IT Operations (UK) and Southam based, the IT System Administrator will be required to provide desktop support primarily for UK based users, and factory systems; including hardware, software and infrastructure ensuring that...Read More>>.

Senior IT Systems Administrator£33,000 - £38,000MiddlesbroughOur client is a leading provider, and a massive name in the industrial sector. They are looking for an experienced 3rd line systems administrator to come in a...Read More>>.