London, South East, England, United Kingdom Hybrid / WFH Options
Certain Advantage
REST/NETCONF) and data formats ( XML/JSON ). Experience integrating automation into CI/CD pipelines using Git-based workflows. Comfortable working in Linux-based environments (RedHat, CentOS, Ubuntu). Knowledge of cloud networking (Azure/AWS VPCs, Transit Gateways, VPNs). Excellent documentation, troubleshooting, and stakeholder communication skills. Certifications such as Cisco CCNP/DevNet Professional More ❯
Controls: Practical experience managing and tuning third-party security tools, such as XDR/EDR systems. Desirable Experience Experience with Mac OS X or Linux administration (Red Hat/Centos). Familiarity with database administration ( PostgreSQL or similar). Proficiency with PowerShell scripting for system administration and automation. Knowledge of Microsoft Power Platform (Power Apps/Automate) for business More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
vertex-it-solutions
on-premises and cloud security controls and working closely with the Security Operations Centre (SoC) to action vulnerability management and system patching. Manage and maintain our Windows and Linux (CentOS, Red Hat, Ubuntu) server estate, as well as core Microsoft services (AD, GPO, DNS, NPS/Radius, CA, SMTP Relay), and our extensive VMware vSphere/vCenter virtualisation platform. More ❯
Hours: 08:30 - 17:30 Key Skills and Experience The ideal candidate will have expertise in the following technologies and skills: Technology/Skill Proficiency Level Linux Administration Proficient - CentOS, Red Hat, Ubuntu - Linux Scripting Infrastructure-as-Code and Automation Proficient - Ansible - Terraform (AWS Terraforming) - HashiCorp Packer AWS Cloud Services Proficient - AWS VPC and VPC Peering - AWS VPC Endpoints More ❯
Hours: 08:30 - 17:30 Key Skills and Experience The ideal candidate will have expertise in the following technologies and skills: Technology/Skill Proficiency Level Linux Administration Proficient - CentOS, Red Hat, Ubuntu - Linux Scripting Infrastructure-as-Code and Automation Proficient - Ansible - Terraform (AWS Terraforming) - HashiCorp Packer AWS Cloud Services Proficient - AWS VPC and VPC Peering - AWS VPC Endpoints More ❯
shape the future of Linux systems at scale in a highly technical, low-latency environment What we’re looking for: 4+ years of deep Linux experience — ideally across RHEL, CentOS, or Ubuntu Strong coding skills in Python or Go (bonus points for C++ or Rust) Experience tuning system performance (kernel parameters, memory, scheduling, etc.) Knowledge of infrastructure-as-code More ❯
shape the future of Linux systems at scale in a highly technical, low-latency environment What we’re looking for: 4+ years of deep Linux experience — ideally across RHEL, CentOS, or Ubuntu Strong coding skills in Python or Go (bonus points for C++ or Rust) Experience tuning system performance (kernel parameters, memory, scheduling, etc.) Knowledge of infrastructure-as-code More ❯
rota for out-of-hours support (when required) Provide third-line support and act as the final point of technical escalation Work with a variety of technologies including RHEL, CentOS, Ubuntu, VMware, and F5 load balancers Manage web services, LAMP stack applications, Samba servers, and authentication proxies Utilise tools such as Ansible, Katello, Nagios, Prometheus, and Grafana for configuration More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Venn Group
rota for out-of-hours support (when required) Provide third-line support and act as the final point of technical escalation Work with a variety of technologies including RHEL, CentOS, Ubuntu, VMware, and F5 load balancers Manage web services, LAMP stack applications, Samba servers, and authentication proxies Utilise tools such as Ansible, Katello, Nagios, Prometheus, and Grafana for configuration More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Morgan Law
system monitoring, disaster recovery preparation, and the on-call rota to deliver out-of-hours support when required. Qualifications Strong experience deploying and managing physical and virtual Linux systems (CentOS, Rocky Linux, Ubuntu) in an enterprise environment. You will understand web technologies and have experience supporting VLEs or large-scale LAMP applications. Solid shell scripting skills are essential, with More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Morgan Law
system monitoring, disaster recovery preparation, and the on-call rota to deliver out-of-hours support when required. Qualifications Strong experience deploying and managing physical and virtual Linux systems (CentOS, Rocky Linux, Ubuntu) in an enterprise environment. You will understand web technologies and have experience supporting VLEs or large-scale LAMP applications. Solid shell scripting skills are essential, with More ❯
monitoring, security, automation, incident management, escalation management, and capacity planning. As a Senior System Engineer you will have an extensive track-record working in enterprise Linux environments (RHEL and CentOS preferred), and have a strong understanding of low-latency trading systems and/or large-scale compute environments (CPU/GPU/xPU). The Senior System will also … technology based on Lustre, Weka, Ceph, Vast, PowerScale, DDN, MinIO etc In summary, the Senior System Engineer, will have the following skills and competencies: Strong Linux Engineering (RHEL or CentOS) skills ideally on low-latency trading platforms and/or large-scale compute environments Knowledge of monitoring, security, incident management, capacity planning, scaling, and optimisation Experience in server and More ❯