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 junior role, you will support the staff’s technology and user experience across Windows/Linux desktops, servers, and enterprise apps. You’ll contribute to automation-driven IT operations and rapidly grow your technical...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 In this role you lead the administration and optimization of complex Cisco-based networking, voice, and AV services across enterprise and secure environments. You will act as a technical escalation point for operations and projects...Read More>>.

Overview As Senior Network Administrator at KBR, you will manage and secure the enterprise network infrastructure to ensure reliability and performance. You will work within cross-functional teams to support data centre, cloud, and hybrid c...Read More>>.

Overview In this role you lead the IT Helpdesk and Systems Administration for a renowned systematic hedge fund, supporting Europe and Asia-Pacific offices. You will oversee a high-tech Windows and Linux environment, storage and clustered co...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>>.

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>>.

Norton Rose Fulbright LLP in London seeks a Senior Data Administrator to support the EMEA finance system (Aderant Sierra). You will monitor data, manage governance, and prepare data for finance operations and senior stakeholders.Key tasks i...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>>.

Title: Senior Network Administrator KBR is a global provider of differentiated, professional services and technologies delivered across a wide government, defense and industrial base. Drawing from its rich 100-year history...Read More>>.

Formula 1 is seeking a D365 Systems Administrator to join our IT department. You will maintain and optimise the D365 Finance & Operations environment and integrated systems in line with F1 business goals. You will configure and support D365, build...Read More>>.

Position Summary The Systems & Applications Administrator is responsible for the administration, maintenance, support, and continuous improvement of the organization's server infrastructure, enterprise technology platforms, and busines...Read More>>.

M.C. Dean in the United Kingdom is seeking a System Administrator 2 to join the Security and Electronic Systems (SES) unit. You will configure and maintain Physical Access Control, CCTV, PSIM, and other electronic security systems for client sites...Read More>>.

Abtrace Ltd. is seeking a Systems Administrator to own our internal infrastructure, identity and endpoint estate in a hands-on role within a small team. You will manage AWS, Microsoft 365, Entra ID and device management across Windows and macOS, e...Read More>>.

At Octopus Energy Generation (OEGEN), we're passionate about powering a sustainable future. As pioneers in the renewable energy space, we don’t just invest in utility-scale projects; we invest in people, communities, and a greener tomorrow....Read More>>.

Who We Are Verve is a global ad-tech company that owns and operates a fully integrated advertising stack, spanning demand, supply, and data. While most companies in our space specialize in one layer of the ecosystem, we own the DS...Read More>>.

The Systems & Applications Administrator at J.W. Pepper & Son, Inc. is responsible for the administration, maintenance, support, and continuous improvement of the organization’s server infrastructure, enterprise platforms, and business applicati...Read More>>.

Pensions Systems Onboarding SpecialistThe Systems Onboarding Specialist will play a key role in supporting the Onboarding of several new clients, contributing a new proposition within Isio. The role involves working with a number of di...Read More>>.

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

Company: Global Retail Company Position: Infrastructure Specialist Contract: 1-year fixed term contract Location: London (Hybrid) Salary: 60,000 – 70,000 GBP + 10% Bonus...Read More>>.

About Us Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting every...Read More>>.

Title: Senior IT Systems Administrator (Linux & HPC) KBR is a global provider of differentiated, professional services and technologies delivered across a wide government, defense and industrial base. Drawing from its rich 100-y...Read More>>.

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 opportunity is available fo...Read More>>.

The University of Oxford is establishing OxRC, a new university-wide research computing service. As a Senior Research Systems Administrator, you will design, deploy and operate Linux-based infrastructure, spanning HPC/HTC platforms and GPU-enabled...Read More>>.

Title:Lead IT Network Administrator, Network, Voice, AVKBR is seeking a Lead IT Network Administrator (Network, Voice & AV) to join our team supporting complex, mission critical IT infrastructure across enterprise and secur...Read More>>.

KBR, Inc. is seeking a Senior IT Systems Administrator (Linux & HPC) to own the Linux enterprise and HPC platforms. The role focuses on Linux engineering, HPC compute, SLURM workload management, and cluster provisioning with NVIDIA Base Command Ma...Read More>>.

M.C. Dean, Inc. is hiring a System Administrator 1 for its Security and Electronic Systems (SES) unit.You will join a TOC team configuring and maintaining CCTV, access control, PSIM and related electronic security services for federal, loca...Read More>>.

About M.C. Dean M.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 enterpr...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 complex...Read More>>.

Our client is an international manufacturing organisation operating across multiple countries and production sites. The business is undertaking a major digital transformation programme, replacing a fragmented legacy systems landscape with a sin...Read More>>.

Nigel Wright Group is seeking a Global Infor Systems Administrator to own the operational management, administration and continuous improvement of the organisation’s global Infor environment.Joining during the latter stages of implementat...Read More>>.

McLaren Racing is seeking a PLM Systems Engineer to advance its 3DExperience platform and PLM ecosystem. The role focuses on design-driven tooling, data migration, and system upgrades to minimize downtime and maximize design time for engineers....Read More>>.

Systems Administrator - Platform Migration & Merge SpecialistLocation: Basingstoke (hybrid)Job Type: Fixed Term Contract (Until 31st March 2027)Salary: £50k - 80k (Pro Rated for period of hire Aug26-...Read More>>.

Global Relay is seeking a Senior Windows Administrator to lead design, deployment, and support of Windows environments, focusing on Exchange, Active Directory, and desktop management. The role collaborates with Operations, Security, and IT teams t...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 entity environment. You will design, implement, secure, and continuously improve on-premises sy...Read More>>.

Wavenet is seeking a proactive ServiceNow System Administrator to manage and enhance our ServiceNow platform. You’ll ensure stability, usability, and ongoing improvements across ITSM, CSM, and related modules, collaborating with the Platform Own...Read More>>.

Wavenet is a managed services provider offering cybersecurity, communications, and connectivity that grows with our customers’ businesses – no matter what the future holds. Since 2000, we’ve been keeping businesses connected. A...Read More>>.

Abtrace Limited in London is seeking a Systems Administrator to own our internal infrastructure, identity and endpoint estate, and to keep the internal support pipeline moving. This hands-on role covers AWS, Microsoft 365, Intune, Jamf/Kandji, and...Read More>>.

smartTrade Technologies is a software publisher specializing in the trading and finance sector. Its clients primarily include investment banks, stock exchanges, brokers, and pension funds. smartTrade enables real-time computerized management of fi...Read More>>.

Role OverviewWe are seeking a hands-on Linux Systems & Datacenter Administrator to join our Europe Operations team. You’ll be the on‑the‑ground owner for our Slough (Equinix) environment and a key contributor to our global private c...Read More>>.

About us: We are one of the top three automotive retailers in the UK, proudly representing 32 manufacturer brands, selling a huge range of new and used vehicles from over 150 dealerships across the UK and Ireland. We beli...Read More>>.