Posted Sep 26, 2026

Linux System Admin

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• Linux OS admin with experience in major Linux distributions: RHEL, CentOS, Ubuntu • Maintain Guest OS security requirements in cloud including OS patching, fix known security vulnerabilities, OS hardening and security compliance • Good understanding of Linux security modules SELinux, Firewalld, ssh keys management • Experience in OS installation, upgrades and patching in cloud environment (vmware, openstack, KVM) • Strong understanding and hands-on experience configuring network interfaces on VMs • Documentation of processes and procedures and related tasks • Hands-on experience in IP addressing, subnetting and basic network testing/troubleshooting • Excellent communication skills, with the ability to communicate effectively with technical and non-technical stakeholders. • Ability to prioritize and manage multiple projects simultaneously, while meeting deadlines and delivering high-quality results. • Attention to detail, with a focus on accuracy and completeness. • Linux shell scripting and automation is a plus • Ansible and Python is a plus Company Description ATS is a leading consulting company in USA serving clients in Wireless and IT industry. ATS specializes in the development of virtual labs, Test Automation solutions and delivery of engineering services.