> Markdown version of [/jobs/ext/17993-unix-linux-engineer](https://www.wearedevelopers.com/jobs/ext/17993-unix-linux-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Unix/Linux Engineer - **Company:** Atos - **Location:** UK (Remote available) - **Contract:** Permanent contract - **Skills:** IBM AIX, Bash Shell, Ubuntu (Operating System), Configuration Management, Linux, File Systems, Multipath I/O, Python (Programming Language), Korn Shell, Logical Volume Manager, PCI Data Security Standards, Performance Tuning, Red Hat Enterprise Linux, Ansible, Server Administration, Shell Script, Software Vulnerability Management, SUSE Linux, System Availability, SC Clearance, Storage Technologies, Information Technology, Nim (Programming Language), Operating System Security, Server Operating Systems & Platforms - **Published:** May 20, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=2ef71a24822e004e ## About the Role Do you have experience in openSUSE?, * Strong hands-on experience with IBM AIX administration, including: PowerVM, LPAR/VIOS management NIM server administration AIX patching and performance tuning * Solid experience with Linux (RHEL preferred, but other enterprise distros accepted). * Proficiency in shell scripting (KSH, Bash) and automation (Ansible or similar). * Understanding of: TCP/IP networking fundamentals Storage technologies (SAN, NAS, multipathing) Backup/restore tools and DR procedures * Experience working within enterprise server environments. Education & Qualifications * Degree in Computer Science, Engineering, or related field (or equivalent experience). * Professional certifications preferred but not required. Security Clearance: * SC security clearance is required. ## Description As a Unix/Linux Engineer, you will join the Infrastructure Operations team, supporting and evolving enterprise AIX and Linux platforms. You'll play a key role in ensuring high availability, performance, and security across critical systems, while contributing to automation and modernization initiatives. Working closely with engineers, developers, and customers, you will design, implement, and support robust infrastructure solutions, helping deliver stable and resilient platforms for business-critical applications across the UK&I. The core activities include: Platform Management & Administration * Install, configure, and maintain AIX and Linux systems (RHEL, SUSE, Ubuntu) systems. * Manage system updates, patches, and lifecycle activities; perform system performance tuning, troubleshooting, and optimisation. * Monitor system health, availability, and capacity using enterprise tools; manage user access and system reporting. Infrastructure Operations * Maintain filesystems, volume management, and storage integration (e.g., LVM, ASM, SAN). * Administer logical partitions (LPARs), VIOS, and PowerVM for AIX environments. * Build and support server environments for on-prem and/or cloud-hosted workloads; provide 2nd/3rd line support for incidents and problems within SLAs. Automation & Scripting * Develop and maintain automation scripts using Shell, Bash, Python, or Ansible. * Support configuration management, infrastructure-as-code, and system standardisation. * Security & Compliance; maintain OS security baselines, hardening, patching, and vulnerability remediation; support audit readiness and compliance frameworks (ISO27001, PCI-DSS, etc.). Documentation & Process * Produce and maintain technical documentation, system designs, and procedures. * Contribute to continuous improvement within the infrastructure function. Project Involvement * Participate in infrastructure upgrades, migrations, and transformation initiatives. * Work closely with cross-functional teams (network, storage, application, cloud). Out of hours Requirements * Take part in an on-call rota as required. * Provide occasional overtime support during planned or unplanned work. ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Dev & Test in the Cloud? 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