Linux System Administrator

We are seeking a skilled Linux Engineer / Linux Systems Administrator to take ownership of our client's large scale Linux environment consisting of approximately 100 servers. This role will focus on Business-as-Usual (BAU) operations, maintenance, stability and performance, while also contributing to an ongoing infrastructure modernisation programme.This is an excellent opportunity for a technically strong Linux professional who enjoys both operational responsibility and forward-looking project work.

Key Responsibilities

BAU & Operational Support Administer, monitor, and maintain circa 100 Linux servers across production and non-production environments Perform system patching, upgrades and security hardening Manage user access, permissions and authentication services Troubleshoot performance issues, outages and system alerts Maintain high availability, reliability and up time standards Manage backups, restores and disaster recovery processes

Modernisation & Project Work Contribute to infrastructure improvement and automation initiatives Support migration, consolidation or upgrade projects Assist with cloud, virtualisation or containerisation initiatives where applicable Identify opportunities for efficiency, performance and cost optimisation

Documentation & Governance Maintain clear technical documentation and runbooks Follow change management and incident management processes Work collaboratively with network, security and application teams

Required Skills & Experience Strong hands-on experience administering Linux environments (e.g., Ubuntu, CentOS, Red Hat, Debian or similar) Solid understanding of server hardware, storage and virtualisation platforms Experience with patch management and security best practices Proficiency with shell scripting (Bash or similar) Knowledge of monitoring and logging tools Experience supporting large-scale server estatesDesirable Exposure to cloud platforms (AWS, Azure, GCP) Experience with automation tools (Ansible, Puppet, Chef, Terraform) Knowledge of containers (Docker, Kubernetes) Understanding of networking fundamentals and firewalls ITIL or relevant Linux certifications

Personal Attributes Strong problem-solving and analytical skills Ability to prioritise workload in a fast-paced environment Clear communication and documentation abilities Proactive and improvement-focused mindset

What's on Offer Opportunity to influence and shape infrastructure modernisation Exposure to both operational stability and transformation projects Supportive technical environment with room for growth Competitive salary and benefits package

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