Junior Linux Systems Administrator jobs in United Kingdom

Linux Engineer / System Administrator We are seeking a Linux Engineer / System Administrator to support secure and mission-critical operational systems for high-profile clients across National Security . This is an excellent opportunity to join a business with a strong engineering pedigree, working in small, highly capable teams delivering impactful outcomes in critical environments. You'll...

Job Description:Mandatory Skills: Linux Admin Work ConditionsMust be available on-site in Warwick, 5 days a week.Location should be easily commutable to Warwick. Department: Health Team Critical Applications SupportPosition Purpose The Health Team serves as the primary support for critical applications, ensuring stability, security, and operational excellence. This role requires strong technical...

Job Description Are you a junior engineer with a passion for Embedded Systems and C++? Imagine having the opportunity to shape the future of a burgeoning RTOS company with your decisions. Are you eager to work with cutting-edge technology in the field of software development and embedded systems? Look no further! About the Role: As a junior engineer in this team, you will be an integral part...

Senior DevOps Systems Administrator £60,000 £65,000 DOE | Hybrid Working (1x day a month office) Are you an experienced DevOps professional looking for a role where you can genuinely influence architecture, tooling, and ways of working? Do you enjoy owning infrastructure end-to-end rather than simply keeping the lights on? This opportunity offers the chance to join a well-established yet...

Systems Administrator / Engineer (Solace Messaging Linux Networking) London / WFH to £100kDo you have Solace message system administration skills?You could be progressing your career at a global brokerage and technology firm, whilst enjoying a range of perks and benefits. xbpsjkuAs a Systems Administrator you will support the enterprise messaging infrastructure, built on Solace PubSub+. You'll be...

Freelance Network & System Administrator Location: Winnersh (On‑site with some flexibility) Contract: Freelance / Long‑term mission Security Requirement - UK Home Office SC (Security Clearance) is required for this role Are you a skilled Network & System Administrator looking for a high‑impact freelance assignment? This role offers the opportunity to lead a major infrastructure upgrade at...

Join this high-growth AI tech company, providing IT support for internal infrastructure Essex - North; to £60,000 DoE Based in north Essex (commutable from Cambridge, Harlow and Royston), this rapidly growing start-up develop software and hardware technologies. They have their own IT systems to enable efficient operations of the business. As their IT Systems Administrator, key responsibilities...

Location: Saffron Walden Job Type: Permanent Hours: Monday-Friday, Salary: Competitive Job Reference: 35905 Polytec are looking for a full time, office based, IT Systems Administrator to support, maintain and enhance our Saffron Walden based clients software, hardware and network infrastructure. This is a hands-on, business-critical role ensuring that all internal IT systems run smoothly,...

We are the leading provider of infrastructure services. At Altrad, we transform our nation’s critical infrastructure to operate safely and sustainably. With over 11,000 talented people, we provide the full spectrum of critical engineering and construction services for industries both onshore and offshore Join a Leading Organisation. Role Details: IT Senior Systems Administrator Altrad are...

Freelance Network & System Administrator Location: Winnersh (On‑site with some flexibility) Contract: Freelance / Long‑term mission Security Requirement - UK Home Office SC (Security Clearance) is required for this role Are you a skilled Network & System Administrator looking for a high‑impact freelance assignment? This role offers the opportunity to lead a major infrastructure upgrade at the...

Senior HPC Engineer – High Performance Computing - Linux - Oxfordshire, hybrid working, 80K What we're looking for: We need an experienced HPC Engineer (this is not a junior role) with strong Linux systems administration skills and hands-on experience in high-demand technical environments. Ideally, you'll have worked in advanced technology, simulation-heavy industries, or similar...

Job Description Senior HPC Engineer – High Performance Computing - Linux - Oxfordshire, hybrid working, 80K What we're looking for: We need an experienced HPC Engineer (this is not a junior role) with strong Linux systems administration skills and hands-on experience in high-demand technical environments. Ideally, you'll have worked in advanced technology, simulation-heavy industries, or...

Senior Linux/HPC Project Engineer & Team Lead Hybrid Working with Offices near Haywards Heath, West Sussex Package: Salary Circa £65k DOE + Benefits + Bonus Join an international, next-generation HPC data centre organisation as a Senior HPC Engineer and Eastern Hemisphere Technical Project Team member. This is a varied, high-impact position with broad responsibilities that blends Level 3...

Job Description Senior Linux/HPC Systems Engineer - Leadership Path Hybrid (Offices near Haywards Heath, West Sussex) Up to £65k + Bonus + Benefits International HPC-focused data centre organisation seeks a Senior Linux Systems Engineer/HPC Engineer to take on technical project leadership responsibilities within a growing East Hemisphere team. You'll deliver end-to-end technical projects,...

Systems Administrator / Engineer (Solace Messaging Linux Networking) London / WFH to £100k Do you have Solace message system administration skills? You could be progressing your career at a global brokerage and technology firm, whilst enjoying a range of perks and benefits. As a Systems Administrator you will support the enterprise messaging infrastructure, built on Solace PubSub+. You'll be...

Senior Linux Engineer / Team Lead True High Performance Computing Systems Hybrid Working with Offices near Haywards Heath, West Sussex Package: Salary Circa £65k DOE + Benefits + Bonus Join an international, next-generation HPC data centre organisation as a Senior HPC Engineer and Eastern Hemisphere Technical Project Team member. This is a varied, high-impact position with broad responsibility -...

Senior HPC Engineer – High Performance Computing - Linux - Oxfordshire, hybrid working, 80K What we're looking for: We need an experienced HPC Engineer (this is not a junior role) with strong Linux systems administration skills and hands-on experience in high-demand technical environments. Ideally, you'll have worked in advanced technology, simulation-heavy industries, or similar...

Job Description Senior DevOps Systems Administrator £60,000 £65,000 DOE | Hybrid Working (1x day a month office) Are you an experienced DevOps professional looking for a role where you can genuinely influence architecture, tooling, and ways of working? Do you enjoy owning infrastructure end-to-end rather than simply keeping the lights on? This opportunity offers the chance to join a...

Are you a junior engineer with a passion for Embedded Systems and C++? Imagine having the opportunity to shape the future of a burgeoning RTOS company with your decisions. Are you eager to work with cutting-edge technology in the field of software development and embedded systems? Look no further! About the Role: As a junior engineer in this team, you will be an integral part of the company's...

Senior HPC Engineer – High Performance Computing - Linux - Oxfordshire, hybrid working, 80K We need an experienced HPC Engineer (this is not a junior role) with strong Linux systems administration skills and hands-on experience in high-demand technical environments. Ideally, you'll have worked in advanced technology, simulation-heavy industries, or similar performance-critical sectors. This is...