Applicants must hold active and valid Developed Vetting (DV) security clearance to be considered for this opportunity. Unfortunately, applications from candidates without current DV clearance cannot be progressed.An opportu...Read More>>.

Volta is the category-defining, fully vertically integrated AI infrastructure platform from capital to clusters to software, under a founder-led enterprise. Our mission is The Utility of Compute: AI infrastructure as dependable and available as e...Read More>>.

Job DescriptionSystems Administrator \ Support Engineer\nThis company delivers a wide range of technology solutions to organizations of all sizes that require a professional, reliable & friendly approach in helping them t...Read More>>.

Job DescriptionOur client is seeking a skilled Workday System Administrator working within the IT organisation to support the implementation and ongoing management of our Workday Financials application. This individual wi...Read More>>.

Overview In this role you will maintain and optimize Linux-based systems at scale to enable rapid, reliable cancer research. You will work with a cross-functional team of researchers and engineers to keep the infrastructure available and ef...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 support mission-critical trading infrastructure, working within a fast-paced, entrepreneurial team. You’ll collaborate with sales and engineering to ensure reliable server and network operations for the firm’s...Read More>>.

Overview In this role you will own the Linux and HPC platform stack, delivering secure, reliable enterprise and research-computing environments. You will manage Linux systems, HPC clusters, and workload scheduling while ensuring performance...Read More>>.

Overview As a Junior Linux Systems Administrator, you will support a global Linux infrastructure for a well-known retail trading business. You’ll monitor mission-critical systems to ensure uptime and performance and help implement new tec...Read More>>.

Overview In this role you will support mission-critical trading infrastructure for a leading fintech environment. You’ll join a fast-paced support team and collaborate with sales and engineering to troubleshoot, automate, and improve glob...Read More>>.

Overview In this role you will support a university’s advancing research infrastructure by applying your Linux expertise to maintain and scale systems. You collaborate with researchers and IT teams to ensure reliable HPC storage, data man...Read More>>.

Overview In this role you will support a high‑performance Linux environment powering ultra‑low latency trading. You will work closely with cross‑functional teams to monitor, optimize, and troubleshoot the production and development pl...Read More>>.

Overview In this role you will maintain and improve the client’s infrastructure within a fast-moving, innovative startup. You’ll ensure security, resilience, and reliable backups while monitoring server health and supporting data reques...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>>.

OverviewWe are seeking an experienced Linux System Administrator to join our Infrastructure team. This role is critical in supporting the migration of a key enterprise application from Solaris to Red Hat Enterprise Linux (RHEL), in...Read More>>.

Overview Team Lead & Principal Technical Recruiter - Engineering Division Length: 3 years to start Job Description: We are seeking a talented Senior Linux Systems Administrator to support a mid-sized RedHat Lin...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>>.

Sanderson Government & Defence provided pay rangeThis range is provided by Sanderson Government & Defence. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range...Read More>>.

Spectrum IT Recruitment provided pay range This range is provided by Spectrum IT Recruitment. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct...Read More>>.

Overview If you love solving complex problems, automating the boring stuff, and keeping high‑performance systems running at their best, this role puts you right where you thrive. You’ll join a technology‑first organisation where...Read More>>.

Job DescriptionI'm recruiting for a Linux System Administratorto join a large organisation in London on a permanent basis.The role is in a technical lead capacity andis 100% hands-on so in-depth technical skills is required....Read More>>.

Job Description Linux System Administrator, Linux Engineer MySQL Administrator, DevOps Engineer, Redhat, competitive salary + benefits. About the Company: My client who provide software services and managed...Read More>>.

Harbor Compliance is a leader in legal entity management and business licensing, supporting over 35,000 clients. As a Systems Administrator, you will join a project-focused team responsible for scaling infrastructure following major merg...Read More>>.

The Norwich Bioscience Institutes Partnership invites applications for a Linux Systems Administrator to join the Research Computing team, delivering a managed research computing product life cycle. You will support Linux-based systems and services...Read More>>.

Technical Support Specialist (with device focus)Technical Support Specialist (with device focus)1 week ago Be among the first 25 applicantsDirect message the job poster from N Consulting GlobalLab Admin –...Read More>>.

Linux Systems Administrator / DevOps Engineer The Environment The company are a market-leading European financial technology company and transaction venue provider at the cutting edge of modern market infrastructure. Driven by...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>>.

About the RoleOur client, a well-established manufacturing firm in East London , is seeking an experienced Senior Systems Administrator to manage and maintain its critical network infrastructure and server environment. This role is essent...Read More>>.

Salary: 36000 per annumShift hours: Full TimeKitchen Syste...Read More>>.

Quality Systems ManagerCounty LouthVickerstock are working in partnership with a leading specialist engineering and manufacturing business on the appointment of a Quality Systems Manager...Read More>>.

Job Description: Linux System Administrator Security Requirements Due to the nature of the work and the customers we support, successful candidates must be eligible to meet UK Government and contractual security req...Read More>>.

The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to...Read More>>.

Noriker Power Ltd is seeking a skilled IT Systems Administrator to maintain and improve the organisation's OT and Enterprise IT infrastructure. You will support Linux servers, Google Workspace, and cloud services while ensuring security and perfor...Read More>>.

CGI is seeking a System Administrator for the BOREALIS team to manage secure cloud infrastructure on-site in Reading. You will monitor health, respond to alerts, and support mission-critical systems in a highly secure environment.The role r...Read More>>.

In this role, you will take ownership of the day-to-day monitoring and first-line support of secure cloud infrastructure, helping maintain the availability, performance and reliability of critical systems. You'll carry out daily health checks, pro...Read More>>.

Job Description: SECURITY CLEARANCE: Must have or be able to obtain UK Eyes Only SC/DV Security Clearance via the UK Intelligence Community (UKIC) process. LOCATION: Corsham, Wiltshire TYPE: Full timeWHAT'S IN IT FOR YOUFinanc...Read More>>.

We are looking for an experienced Enterprise Infrastructure Systems Administrator to join a specialist technical team supporting mission-critical IT infrastructure in a highly operational environment. The role is an on-site Northwood, GB mi...Read More>>.

CGI Group Inc. in Reading is seeking a System Administrator to own day-to-day monitoring and first-line support of secure cloud infrastructure, ensuring availability and reliability of critical systems.You will perform health checks, troubl...Read More>>.

Systems Administrator II - General - WindowBenefits and perks available for eligible positions include: robust educational assistance programs, generous paid time off, employee assistance and wellness programs, paid parental leave,...Read More>>.

The University of Reading is seeking a Digital Business Systems Administrator to support the Estates Directorate with CAFM software (Concerto), SharePoint and related Microsoft products. The role will ensure smooth day-to-day operation of business...Read More>>.

IT Systems Administrator Salary: £27,000 - £45,000 depending on experience Location: Northampton Type: Full-time, Permanent We are working with an established IT consultancy specialising in Micr...Read More>>.

Digital Business Systems AdministratorWhiteknights Campus 27/10/2026Job detailsSalary Grade 6£36,636 per annum Contractual hours 35 Basis Full time Region South Job category/type Professional and Managerial Date posted 28...Read More>>.

IT Systems Administrator Salary: £27,000 - £45,000 depending on experience Location: Northampton Type: Full-time, Permanent We are working with an established IT consultancy specialising in Micr...Read More>>.

BMSL Group Ltd in South Wales is seeking a Field View Coordinator / Project Systems Administrator to maximise Trimble Field View usage across projects and regional offices.The role focuses on supporting project teams, configuring forms and...Read More>>.

System AdministratorCirca £38,692 dependent on skills and experience Permanent, full time (37 hours) with flexibility for part time working HuntingdonWe are looking for a System Administrator to join our Analytical Services team!...Read More>>.