Junior Linux System Administrator Jobs In Cardiff Page 5 by Location

Lead Systems Administrator Windows - Non-Profit

Company IconClient Server
Location IconLondon

Overview In this Lead Systems Administrator role you own the IT infrastructure for a charity, overseeing Microsoft 365, security, and devices across offices and warehouses. You will lead a small team while delivering technical solutions and...Read More>>.

Posted: October 16th, 2026
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Learning Systems Administrator: LMS & Training Operations

Company IconRandox
Location IconAntrim

Randox Laboratories is seeking a Learning Systems Administrator to join the training team. You will support onboarding, maintain LMS/QMS records, and coordinate learning events to ensure compliant training across the organisation.The role r...Read More>>.

Posted: September 17th, 2026
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Hybrid IT Systems Administrator & Senior Support Lead

Company IconSoCode Limited
Location IconCambridge

SoCode Limited in Cambridge is seeking a Systems Administrator to manage and support a hybrid IT environment spanning on‑premise and cloud services. You will mentor junior staff, act as a senior escalation point and contribute to continual impro...Read More>>.

Posted: September 17th, 2026
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Linux & Infrastructure Systems Administrator - Hybrid Cloud

Company IconAspect Capital
Location IconLondon

Aspect Capital, a London-based award-winning systematic hedge fund, is seeking a Systems Administrator to join our Infrastructure team. The role focuses on supporting production infrastructure across Linux and mixed platforms, with 2–5 years of...Read More>>.

Posted: September 20th, 2026
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Server Systems Administrator: Scale Linux & Windows Infra

Company IconWessex Internet
Location Icon

Wessex Internet is seeking an experienced Server Systems Administrator to join our Technology Team and own the day-to-day management of our server estate. You will administer both Linux and Windows servers, including Proxmox, and drive automation,...Read More>>.

Posted: October 11th, 2026
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Hybrid Systems Administrator - Windows/Linux, Automation

Company IconSymmetric Recruitment Ltd
Location Icon

Symmetric Recruitment Ltd in Lincoln is seeking a hands-on Systems Administrator to join a hybrid full-time team. You will be the first point of contact for technical issues, collaborating with senior engineers on incident resolution, migrations,...Read More>>.

Posted: October 11th, 2026
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Hybrid HPC System Administrator – Slurm, Linux & Storage

Company IconLenovo
Location IconFarnborough

Lenovo in the United Kingdom (Hampshire) is hiring an HPC System Administrator to manage data center infrastructure, Linux/Unix environments, and monitoring to ensure uptime and security. This role blends on-site and remote support for customers....Read More>>.

Posted: October 11th, 2026
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Global Systems Administrator

Company IconIKO North America
Location IconChester

IKO Industries Ltd. is a market leader in the manufacturing of roofing and building materials. IKO is a Canadian owned and operated business with production facilities worldwide and has many years of unparalleled success in the roofing material...Read More>>.

Posted: October 13th, 2026
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System Administrator 2- UK

Company IconM.C. Dean
Location IconLondon

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>>.

Posted: October 13th, 2026
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Systems Administrator

Company IconAbtrace Ltd.
Location IconLondon

Abtrace is tackling one of the hardest problems in healthcare: helping primary care deliver proactive, preventative care at scale. Based in Paddington, London, our team of doctors, researchers, engineers and data scientists builds clinic...Read More>>.

Posted: October 13th, 2026
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HPC System Administrator

Company IconLenovo
Location IconFarnborough

* United Kingdom - Hampshire - Farnborough Why Work at Lenovo We are Lenovo. We do what we say. We own what we do. We WOW our customers. Lenovo is a US$83 billion revenue global technology powerhouse, ranked #153 in the F...Read More>>.

Posted: October 13th, 2026
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IT Senior Systems Administrator - Middlesbrough

Company IconAltrad UK, Ireland & Nordics
Location Icon

Altrad are currently looking for an IT Senior Systems Administrator to join the team based in Middlesbrough.The successful candidate will control, maintain and administer all company systems to a high level of accuracy, ensure company pr...Read More>>.

Posted: October 13th, 2026
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System Administrator

Company IconActica Consulting
Location IconGuildford

As a Systems Administrator, you will be part of the Actica IT Team, supporting and developing our technology environment. This role offers a balance of hands‑on responsibility and ongoing learning, making it suitable for graduates as well as...Read More>>.

Posted: October 13th, 2026
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Quality Systems Administrator - eQMS & Compliance

Company IconTHG
Location IconWarrington

THG Nutrition is seeking a Technical Administrator to support eQMS operations, document control, and quality systems compliance at our Warrington site. The role involves training site users, managing data and audits, and coordinating investigation...Read More>>.

Posted: October 13th, 2026
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Senior Systems Administrator

Company IconThis is Beyond, Ltd.
Location IconLondon

Senior Systems AdministratorAt Forge, we bring together a global portfolio of market-leading businesses and specialist teams, connected by the technology and systems that help them do their best work....Read More>>.

Posted: October 13th, 2026
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PLM System Administrator

Company IconGraphcore
Location Icon

About the jobMake the systems behind Graphcore’s product information work better, stay controlled, and remain trusted.You’ll administer and improve our PLM (Product Lifecycle Management) system, with responsibility for document...Read More>>.

Posted: October 13th, 2026
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Staff Systems Administrator (R5995)

Company IconShield
Location IconLondon

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>>.

Posted: October 13th, 2026
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Systems Administrator

Company IconSymmetric Recruitment Ltd
Location IconLincoln

Systems AdministratorLincoln | Hybrid | Full-timeA well-established name in UK technology is looking for a Systems Administrator to join its team in Lincoln. This is a hands-on infrastructure role inside a business that takes it...Read More>>.

Posted: October 13th, 2026
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Systems Administrator

Company IconFormula 1
Location IconBiggin Hill

Are you ready to make your mark in the world of Formula 1? At Formula 1, we are passionate about delivering the world’s greatest sports and entertainment spectacle leaving a positive legacy wherever we race. Innovation has alway...Read More>>.

Posted: October 13th, 2026
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Systems Administrator

Company IconSafer Hand Solutions
Location IconStone

Systems Administrator| Stone Permanent | £26,000 | Fully OnsiteSafer Hand Solutions are delighted to be partnering with a genuinely lovely, forward-thinking organisation in Stone that is looking to recruit a Systems Administrator to joi...Read More>>.

Posted: October 13th, 2026
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Systems Administrator

Company IconOsirian Consulting Limited
Location IconReading

I’m working with an electronic manufacturing services provider (EMS) based in Reading. Due to rapid growth I’m looking for a Systems Administrator to join there innovative team. This is a very "hands on" role where you will be workin...Read More>>.

Posted: October 13th, 2026
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System Administrator

Company IconAirbox Systems
Location IconWantage

Get AI-powered advice on this job and more exclusive features. This range is provided by Airbox Systems. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Leading the recruitm...Read More>>.

Posted: October 13th, 2026
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Systems Administrator

Company IconHuge
Location Icon

Location: This role would be hybrid as needed within the United States. The role. We are hiring an experienced Systems Administrator to join our globally distributed Systems Administration team as its US-based member. You will re...Read More>>.

Posted: October 13th, 2026
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System Administrator

Company IconTata Consultancy Services
Location IconLondon

If you need support in completing the application or if you require a different format of this document, please get in touch with UKI.recruitment@tcs.com or call TCS London Office 02031552100 / +44 204 520 2575 with the subject line: "Applicati...Read More>>.

Posted: October 13th, 2026
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Systems Administrator

Company IconAbtrace
Location IconLondon

Abtrace is tackling one of the hardest problems in healthcare: helping primary care deliver proactive, preventative care at scale. Based in Paddington, London, our team of doctors, researchers, engineers and data scientists builds clinic...Read More>>.

Posted: October 13th, 2026
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PLM Systems Administrator

Company IconMotorsport Network, LLC
Location IconWoking

Working across the Technical Design and Operational functions, this role works towards ensuring that McLaren Racing is at the forefront of the design and engineering processes.Our ultimate goal is to ensure that the maximum amount o...Read More>>.

Posted: October 13th, 2026
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Senior Enterprise Systems Administrator

Company IconShield
Location IconLondon

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>>.

Posted: October 13th, 2026
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IT/OT System Administrator

Company IconFlint Hills Resources
Location IconGoole

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>>.

Posted: October 13th, 2026
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Hands-On Systems Administrator: Projects and Automation

Company IconOsirian Consulting Limited
Location IconReading

I’m working with an electronic manufacturing services provider (EMS) based in Reading. Due to rapid growth I’m looking for a Systems Administrator to join there innovative team.This is a very "hands on" role where you will be working wi...Read More>>.

Posted: October 13th, 2026
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Laboratory Systems Administrator – Geotech Data & Workflows

Company IconFugro
Location IconWallingford

Fugro Wallingford seeks a Laboratory Software System Administrator to maintain geotechnical testing data, sample tracking and reporting workflows across the laboratory environment. You will help optimise operations and support project delivery for...Read More>>.

Posted: October 14th, 2026
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Systems Administrator - Social Care IT (Hybrid, 6m)

Company IconTriumph Consultants Ltd
Location IconDoncaster

Triumph Consultants Ltd. is seeking a Systems Administrator to manage the Integrated People Solution across adults and children's case management, education management, financials, and integrations.The role supports Doncaster Council, Donca...Read More>>.

Posted: October 14th, 2026
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Senior AI Systems Administrator — HPC & GPU Clusters

Company IconCommonai C.I.C.
Location IconCambourne

CommonAI CIC is seeking a Senior AI Systems Administrator to join our engineering team. You will provision and maintain multi-rack GPU server clusters designed for both inference and training workloads.This role is perfect for a hands-on en...Read More>>.

Posted: October 15th, 2026
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Senior AI Systems Administrator: Impactful HPC & GPU Infra

Company IconCommonAI CIC
Location IconCambridge

CommonAI CIC in Cambridge, UK, is seeking a Senior AI Systems Administrator to join our engineering team. You will provision and maintain multi-rack GPU clusters for inference and training workloads, blending cutting-edge hardware with sophisticat...Read More>>.

Posted: October 15th, 2026
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ServiceNow System Administrator — Office-Based (Solihull)

Company IconWavenet
Location Icon

Wavenet is seeking a proactive ServiceNow System Administrator to manage and maintain our ServiceNow platform, ensuring stability, usability, and ongoing enhancement to support business operations.You will work with the Platform Owner, Serv...Read More>>.

Posted: October 15th, 2026
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Systems Administrator - Spacecraft Control Centre

Company IconAirbus
Location IconCorsham

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>>.

Posted: October 5th, 2026
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Information Technology System Administrator

Company IconCode Wizards Group
Location IconLondon

Code Wizards Group is a world leader in backend and multiplayer infrastructure for the gaming industry. From high-scale AAA console and PC games to fast-paced mobile indie titles, we empower studios to bring multiplayer experiences to life....Read More>>.

Posted: October 13th, 2026
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IT Systems Administrator

Company IconSanderson
Location IconOswestry

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>>.

Posted: October 13th, 2026
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Systems Administrator

Company IconCommunity Dental Services
Location IconBedford

Base Dental Care Centre, Bedford Health Village, 3 Kimbolton Road, Bedford, MK40 2NTBase: Dental Care Centre, Bedford Health Village, 3 Kimbolton Road, Bedford, MK40 2NTDo you want to make a difference? If so, why not consi...Read More>>.

Posted: October 13th, 2026
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System Administrator (Control Room)

Company IconQiNet S.p.A. Impresoft 4ward
Location IconFull Sutton

Impresoft 4ward, società di Impresoft Group, da oltre 30 anni abilita le aziende nell’utilizzo delle tecnologie IT più strategiche non soltanto per indirizzare il cambiamento, ma per abbracciarlo. Ogni giorno aiutiamo i nostri clienti a...Read More>>.

Posted: October 13th, 2026
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Hybrid IT Systems Administrator – Cloud & Infra Lead

Company IconPractice Plan Limited
Location IconOswestry

Practice Plan Limited in Oswestry, part of the Wesleyan Group, seeks an experienced Systems Administrator to maintain and improve our IT infrastructure. The role combines on-site and remote work, with typically two days in the Oswestry office, sup...Read More>>.

Posted: October 15th, 2026
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Revenue Systems Administrator

Company IconThreatModeler
Location IconNorthern Ireland

About The Company ThreatModeler Software Inc. is industry’s #1 automated Threat modeling platform. The successful team members will initially support our services clients, where ThreatModeler was awarded a single or multi-year competiti...Read More>>.

Posted: October 15th, 2026
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IT Systems Administrator

Company IconPractice Plan Limited
Location IconOswestry

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>>.

Posted: October 15th, 2026
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Linux SysAdmin and Systems Programmer

Company IconImperial Enterprise
Location IconLondon

The role will be based within the Department of Computing’s Computing Support Group (CSG), contributing to the delivery and maintenance of reliable, secure and effective computing services across the Department. Working within a highly collabora...Read More>>.

Posted: October 15th, 2026
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Systems Administrator

Company IconBespoke Detection Services (BDS Fire)
Location IconEssex

Access Control Systems AdministratorLocation: Ford Dunton, Essex (Site based)Join Bespoke Detection SystemsAre you confident managing IT systems, user permissions and technical records?Bespoke Detection Services are...Read More>>.

Posted: October 15th, 2026
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Systems Administrator

Company IconGroupe Adéquat UK (GA UK)
Location IconNorwich

An exciting opportunity has arisen to join a leading science and innovation campus as an HSEQ Systems Administrator. Supporting a world-class research environment, this role sits within a central Health, Safety, Environment & Quality team responsi...Read More>>.

Posted: October 15th, 2026
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Academic Systems Administrator

Company IconArdingly College
Location IconHaywards Heath

Ardingly College is seeking to recruit an enthusiastic individual who is technically able and highly motivated to join the Academic Systems Team to support the administration of the systems. The post holder will report directly to the Senior De...Read More>>.

Posted: October 15th, 2026
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Stock & Systems Administrator — WMS/DMS Specialist

Company IconGXO Logistics, Inc.
Location IconEarl Shilton

GXO Logistics, Inc. is seeking a Stock & Systems Administrator to support the Delivery Management System (DMS) and Material Management System (MMS) for a major UK infrastructure project in Desford.The role focuses on maintaining data integr...Read More>>.

Posted: October 15th, 2026
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Lead Systems Administrator Windows - Non-Profit

Company IconClient Server Limited
Location IconLondon

London, Greater London | £40k - £50k per year Lead Systems Administrator (Windows O365 Security) London /WFH to £50k Are you a hands-on IT professional with strong Microsoft 365 and infrastructure experience, looking to c...Read More>>.

Posted: October 15th, 2026
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