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Senior Linux Administrator

3 months ago

Fort Worth, United States FirstCash Full time

Description

Position at First Cash What Makes a FirstCash Senior Linux Administrator?: We are seeking a skilled and experienced Linux Systems Administrator to join our team. As a Linux Systems Administrator, you will be responsible for the maintenance, configuration, and reliable operation of Linux-based systems. You will collaborate with the IT team and other stakeholders to ensure optimal system performance, security, and availability. The ideal candidate should have a strong background in Linux administration, troubleshooting, and scripting, along with excellent problem-solving and communication skills. Roles & Responsibilities: Install, configure, and maintain Linux operating systems and related software. Monitor system performance and proactively identify and resolve issues to ensure high availability and performance. Perform regular system updates, patches, and upgrades to maintain security and stability. Manage user accounts, permissions, and access levels to ensure data security and integrity. Implement and maintain system backup and recovery strategies to minimize downtime and ensure data protection. Monitor and analyze system logs and events to identify and mitigate security threats or vulnerabilities. Troubleshoot hardware and software issues, including server and network connectivity problems. Collaborate with the IT team to design and implement system enhancements and optimizations. Develop and maintain system documentation, including configuration guides, procedures, and policies. Stay up to date with industry trends, technologies, and best practices related to Linux system administration. Qualifications: Bachelor’s degree in computer science, Information Technology, or a related field (or equivalent experience). Proven work experience as a Linux Systems Administrator or a similar role. Strong knowledge of Linux operating systems (e.g., CentOS, Ubuntu, Red Hat), including installation, configuration, and administration. Proficiency in shell scripting (e.g., Bash, Python) for task automation and system management. Experience with virtualization technologies (e.g., VMware, Hyper-V KVM) and cloud platforms (e.g., AWS, Azure). Familiarity with networking protocols, services, and security (e.g., TCP/IP, DNS, DHCP, firewalls, and BIG IP devices). Knowledge of system monitoring and management tools (e.g., Solarwinds, Ansible, OPCON). Ability to analyze and troubleshoot system performance and connectivity issues. Strong understanding of system security principles and best practices. Excellent communication and people skills, with the ability to collaborate effectively with cross-functional teams. Professional certifications in Linux administration (e.g., LPIC, RHCE) or related areas. 5+ years of Linux Administration. Experience with containerization technologies (e.g., Docker, Kubernetes). Knowledge of scripting languages for automation and configuration management (e.g., Puppet, Chef, Ansible). Familiarity with database administration (e.g., MySQL, PostgreSQL, Microsoft SQL). Strong Understanding of web servers and related technologies (e.g., Apache, Nginx). Experience with version control systems (e.g., Git). Solid understanding of NIM. Solid understanding of AIX. Solid understanding of IDM.