21 linux systems engineer jobs found

Job Title: HPC Linux Systems Engineer - Enterprise Linux & Cluster Infrastructure Location: Hybrid to Remote - Swansea (mostly remote & expenses for all site travel) Day Rate: £465 per day - payable to Limited Company / Outside IR35 Duration: 4 months initially Pay Frequency: Weekly Start Date: ASAP Overview We are seeking an experienced HPC Linux Systems Engineer to deploy, configure, optimise and support high-performance computing (HPC) environments. This includes large-scale Linux clusters, GPU-accelerated systems, and associated storage, networking, and authentication infrastructure. Although this role is hybrid, it's expected to be largely remote / WFH. Responsibilities Deploy, configure, optimise and support enterprise Linux across HPC clusters Automate provisioning and manage configuration at scale (PXE, Kickstart, Ansible/Puppet) Install, configure, and optimise HPC schedulers (e.g. Slurm) and MPI environments Deploy and manage GPU...

Job Title: HPC Linux Systems Engineer - Enterprise Linux & Cluster Infrastructure Location: Hybrid to Remote - Swansea (mostly remote & expenses for all site travel) Day Rate: £465 per day - payable to Limited Company/Outside IR35 Duration: 4 months initially Pay Frequency: Weekly Start Date: ASAP Overview We are seeking an experienced HPC Linux Systems Engineer to deploy, configure, optimise and support high-performance computing (HPC) environments. This includes large-scale Linux clusters, GPU-accelerated systems, and associated storage, networking, and authentication infrastructure. Although this role is hybrid, it's expected to be largely remote/WFH. Responsibilities Deploy, configure, optimise and support enterprise Linux across HPC clusters Automate provisioning and manage configuration at scale (PXE, Kickstart, Ansible/Puppet) Install, configure, and optimise HPC schedulers (eg Slurm) and MPI environments Deploy and manage GPU...

Job Title: HPC Linux Systems Engineer - Enterprise Linux & Cluster Infrastructure Location: Hybrid to Remote - Swansea (mostly remote & expenses for all site travel) Day Rate: £465 per day - payable to Limited Company/Outside IR35 Duration: 4 months initially Pay Frequency: Weekly Start Date: ASAP Overview We are seeking an experienced HPC Linux Systems Engineer to deploy, configure, optimise and supp click apply for full job details

Job Title: HPC Linux Systems Engineer - Enterprise Linux & Cluster Infrastructure Location: Hybrid to Remote - Swansea (mostly remote & expenses for all site travel) Day Rate: £465 per day - payable to Limited Company/Outside IR35 Duration: 4 months initially Pay Frequency: Weekly Start Date: ASAP Overview We are seeking an experienced HPC Linux Systems Engineer to deploy, configure, optimise and support high-performance computing (HPC) environments. This includes large-scale Linux clusters, GPU-accelerated systems, and associated storage, networking, and authentication infrastructure. Although this role is hybrid, it s expected to be largely remote/WFH. Responsibilities Deploy, configure, optimise and support enterprise Linux across HPC clusters Automate provisioning and manage configuration at scale (PXE, Kickstart, Ansible/Puppet) Install, configure, and optimise HPC schedulers (eg Slurm) and MPI environments Deploy and manage GPU...

Job Title: HPC Linux Systems Engineer - Enterprise Linux & Cluster Infrastructure Location: Hybrid to Remote - Swansea (mostly remote & expenses for all site travel) Day Rate: £465 per day - payable to Limited Company / Outside IR35 Duration: 4 months initially Pay Frequency: Weekly Start Date: ASAP Overview We are seeking an experienced HPC Linux Systems Engineer to deploy, configure, optimise and support high-performance computing (HPC) environments. This includes large-scale Linux clusters, GPU-accelerated systems, and associated storage, networking, and authentication infrastructure. Although this role is hybrid, it 's expected to be largely remote / WFH. Responsibilities Deploy, configure, optimise and support enterprise Linux across HPC clusters Automate provisioning and manage configuration at scale (PXE, Kickstart, Ansible/Puppet) Install, configure, and optimise HPC schedulers (e.g. Slurm)...

Consultant Engineer (AWS), Outside IR35, Fully Remote (UK only) A global technology consultancy is supporting a major financial services organisation through a large-scale cloud transformation programme and is seeking Consultant Engineers (AWS) to join their delivery team. This programme involves migrating a vast, complex estate of virtual machines and applications into AWS, spanning multiple global data centres currently costing tens of millions per month to operate. With tens of thousands of virtual machines already assessed and a significant migration roadmap underway, this is a high-impact opportunity to contribute to a critical modernisation initiative. The Role The successful candidates will work within an established engineering team, delivering hands-on AWS solutions across infrastructure, automation, and CI/CD pipelines. You will be assigned clearly defined workstreams and supported by senior consultants, while still being expected to take ownership and...

Systems Engineer – Aviation Technology Contract Outside IR35 Remote (UK) Regular travel to Manchester & London Are you a Systems Engineer who thrives in fast‑paced, mission‑critical environments? Do you want to work on cutting‑edge technology that directly improves the safety, security, and efficiency of airport operations worldwide? We’re recruiting a Systems Engineer to join a highly skilled engineering team delivering innovative Digital Airport and Remote Tower solutions at the forefront of aviation technology. This is a high‑energy role where technical excellence, ownership, and collaboration are key. The Role Reporting to the Engineering Lead (Europe), you’ll work closely with senior technical and operational leaders to design, deploy, and support complex systems used in live airport environments. You’ll be involved end‑to‑end — from requirements and design through installation, testing, optimisation, and continuous improvement. Key...

Job Title:  Windows & Linux Infrastructure Engineer Clearance Type:  Active SC Clearance Location:  Hybrid - Cirencester, Gloucestershire (mostly remote & expenses for all site travel) Day Rate:  £340 per day - payable to Limited Company / Outside IR35 Duration:  12 months initially Pay Frequency:  Weekly Start Date:  ASAP Overview We are looking for experienced SC Cleared Infrastructure Engineers / 3rd Line Server Engineers to support a large-scale Windows & Linux server migration. This is a hands-on Infrastructure Engineer role focused on server configuration, validating automation, troubleshooting issues, and supporting the new environment post-migration. Key Responsibilities Support migration of Windows & Linux servers to a new environment Validate automated migrations (Quest) and resolve any failures manually Migrate core services including Active Directory, DNS, file systems, and storage...

Job Title: Windows & Linux Infrastructure Engineer Clearance Type: Active SC Clearance Location: Hybrid - Cirencester, Gloucestershire (mostly remote & expenses for all site travel) Day Rate: £340 per day - payable to Limited Company / Outside IR35 Duration: 12 months initially Pay Frequency: Weekly Start Date: ASAP Overview We are looking for experienced SC Cleared Infrastructure Engineers / 3rd Line Server Engineers to support a large-scale Windows & Linux server migration. This is a hands-on Infrastructure Engineer role focused on server configuration, validating automation, troubleshooting issues, and supporting the new environment post-migration. Key Responsibilities Support migration of Windows & Linux servers to a new environment Validate automated migrations (Quest) and resolve any failures manually Migrate core services including Active Directory, DNS, file systems, and storage Troubleshoot and resolve OS-level and...

Job Title:  Windows & Linux Infrastructure Engineer Clearance Type:  Active SC Clearance Location:  Hybrid - Cirencester, Gloucestershire (mostly remote & expenses for all site travel) Day Rate:  £340 per day - payable to Limited Company / Outside IR35 Duration:  12 months initially Pay Frequency:  Weekly Start Date:  ASAP Overview We are looking for experienced SC Cleared Infrastructure Engineers / 3rd Line Server Engineers to support a large-scale Windows & Linux server migration. This is a hands-on Infrastructure Engineer role focused on server configuration, validating automation, troubleshooting issues, and supporting the new environment post-migration. Key Responsibilities Support migration of Windows & Linux servers to a new environment Validate automated migrations (Quest) and resolve any failures manually Migrate core services including Active Directory, DNS, file systems, and storage...

Job Title: Windows & Linux Infrastructure Engineer Clearance Type: Active SC Clearance Location: Hybrid - Cirencester, Gloucestershire (mostly remote & expenses for all site travel) Day Rate: £340 per day - payable to Limited Company/Outside IR35 Duration: 12 months initially Pay Frequency: Weekly Start Date: ASAP  Overview We are looking for experienced SC Cleared Infrastructure Engineers/3rd Line Server Engineers to support a large-scale Windows & Linux server migration. This is a hands-on Infrastructure Engineer role focused on server configuration, validating automation, troubleshooting issues, and supporting the new environment post-migration.  Key Responsibilities Support migration of Windows & Linux Servers to a new environment Validate automated migrations (Quest) and resolve any failures manually Migrate core services including Active Directory, DNS, file systems, and storage Troubleshoot and resolve OS-level and...

Job Title: Windows & Linux Infrastructure Engineer Clearance Type: Active SC Clearance Location: Hybrid - Cirencester, Gloucestershire (mostly remote & expenses for all site travel) Day Rate: £340 per day - payable to Limited Company / Outside IR35 Duration: 12 months initially Pay Frequency: Weekly Start Date: ASAP Overview We are looking for experienced SC Cleared Infrastructure Engineers / 3rd Line Server Engineers to support a large-scale Windows & Linux server migration. This is a hands-on Infrastructure Engineer role focused on server configuration, validating automation, troubleshooting issues, and supporting the new environment post-migration. Key Responsibilities Support migration of Windows & Linux servers to a new environment Validate automated migrations (Quest) and resolve any failures manually Migrate core services including Active Directory, DNS, file systems, and storage...

JOB DETAILS - £500-£550 PER DAY - OUTSIDE IR35 - 12-MONTH CONTRACT - REMOTE ROLE WITH OCCASIONAL ON-SITE IN SOUTH WALES SKILLS - Experience working on SCADA projects. - Strong skills in Linux and Windows. - Knowledge of different encryption methods. - Understanding of Kerberos. - Prior experience working in Active Directory (AD) projects. RESPONSIBILITIES - Support SCADA upgrade programme and delivery of application upgrades across SCADA install base. - Managing enhanced privileged access management to SCADA. - Knowledge of onboarding legacy systems into Active Directory (AD). - Supporting Kerberos rollout. What you need to do now If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now. If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career. Hays Specialist Recruitment Limited acts as an employment agency for permanent...

Technical Analyst (Applications Engineer) Cardiff (flexible working) Outside IR35 12 months We are seeking a skilled Technical Analyst (Applications Engineer) to support a major SCADA upgrade programme. This role will play a key part in delivering application upgrades across the existing SCADA estate, ensuring systems remain secure, resilient, and aligned with modern infrastructure standards. The successful candidate will contribute to the rollout of Kerberos authentication, enhance privileged access management (PAM) capabilities, and support the integration of legacy SCADA systems into Active Directory (AD). This is a hands-on role requiring strong technical expertise across both infrastructure and application layers. Key Responsibilities: Support the delivery of a large-scale SCADA upgrade programme Implement and manage application upgrades across the SCADA install base Lead and support the rollout of Kerberos authentication Enhance and manage...

New Contract Opportunity for a MoD DV Cleared Infrastructure Engineer for an exciting Outside IR35 role with a Defence SME in Somerset Somerset location – full-time on-site Must already hold MoD DV Clearance £500 p/d Outside IR35 Experience needed in Cisco Nexus, Hyper-V, VMware Cloud Formation Who Are We? Our client is a leading provider of secure digital solutions, specialising in digital experimentation and fail-safe-fast deployment of cutting-edge technology in highly secure environments, and is focused on accelerating innovation to enhance operational agility in Defence and National Security. With ambitious plans for growth, the organisation is seeking talented, experienced, and motivated individuals to join its journey. Its multidisciplinary team combines expertise in Secure-by-Design, cloud computing, advanced infrastructure, rapid application development, cross-domain systems, high-performance computing, data platforms, and cybersecurity. What will...

Azure Senior DevOps Engineer, 6 month initial, contract, outside IR35, 3 days of remote / week Attractive opportunity for a well-rounded Azure DevOps Engineer to join a London based scale-up that is a major international player in AI and whose innovation you will surely be benefiting from very soon! Do you want to secure a disruptive project? If you accept, your mission will be to take part in securing and managing an immense quantity of data in order to develop a solution that will revolutionize the daily lives of millions of people. Main tasks: assist the engineering team to build, test and ship software for all cloud platforms and infrastructure build and run secure and highly reliable cloud environments specific to Azure improve infrastructure as code, scale and reduce errors, move from dev to production environments safely and securely, automate environments, observing and monitoring health of systems, logg metrics and alerts use containerisation,...

JOB DETAILS - £500-£550 PER DAY - OUTSIDE IR35 - 12-MONTH CONTRACT - REMOTE ROLE WITH OCCASIONAL ON-SITE IN SOUTH WALES SKILLS - Experience working on SCADA projects. - Strong skills in Linux and Windows. - Knowledge of different encryption methods. - Understanding of Kerberos. - Prior experience working in Active Directory (AD) projects. RESPONSIBILITIES - Support SCADA upgrade programme and delivery of application upgrades across SCADA install base. - Managing enhanced privileged access management to SCADA. - Knowledge of onboarding Legacy systems into Active Directory (AD). - Supporting Kerberos rollout. What you need to do now If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now. Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers...

JOB DETAILS - £500- £550 PER DAY - OUTSIDE IR35 - 12-MONTH CONTRACT - REMOTE ROLE WITH OCCASIONAL ON-SITE IN SOUTH WALES SKILLS - Experience working on SCADA projects. - Strong skills in Linux and Windows. - Knowledge of different encryption methods. - Understanding of Kerberos. - Prior experience working in Active Directory (AD) projects. RESPONSIBILITIES - Support SCADA upgrade programme and delivery of application upgrades across SCADA install base. - Managing enhanced privileged access management to SCADA. - Knowledge of onboarding legacy systems into Active Directory (AD). - Supporting Kerberos rollout. What you need to do now If you 're interested in this role, click 'apply now ' to forward an up-to-date copy of your CV, or call us now. If this job isn 't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career. Hays Specialist Recruitment Limited acts as an...

SCADA Engineer - 6 months, Wokingham (Onsite) - Outside IR35 In this role, you will support the implementation, validation, and testing of SCADA/EMS systems within a power/utility environment. You will work closely with engineers, system integrators, and stakeholders to ensure system functionality, integration, and performance meet operational requirements. The role focuses on system testing, configuration, and integration across SCADA platforms , with exposure to GE PowerOn Reliance where relevant. Key Responsibilities Support the implementation and validation of SCADA/EMS systems across functional and integration layers. Design and execute test cases covering system functionality, interfaces, and performance. Work with stakeholders to understand system requirements, workflows, and operational needs. Collaborate with Agile teams (POs, engineers, testers) to define user stories and acceptance criteria. Monitor and report testing progress using tools such as...

Principal Engineer (.NET/AWS) - 12 Month Contract Up to £650/day Outside IR35 Manchester (2 days onsite)/Hybrid We're working with a large UK technology platform undergoing a significant transformation, rebuilding its core systems into a modern, cloud-native architecture. This is a principal-level role at the centre of a full platform re-architecture, offering real ownership and influence across a high-profile programme. The Project Migrating Legacy systems into AWS-based microservices Delivering a next-generation digital platform supporting Real Time operations Using a strangler pattern approach to modernise without disruption Building event-driven systems and Real Time data capabilities The Role You'll operate as a hands-on Principal Engineer , combining technical leadership with delivery: Take ownership of architecture and engineering direction across key services Design and build scalable, cloud-native .NET solutions in AWS Drive...