Senior Linux Systems Administrator IRES - SSFB - Security Clearance Required

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Job Overview

The Senior Linux Systems Administrator will play a critical role in maintaining and enhancing the operational capabilities of our Linux-based systems within a secure environment. This position requires a high level of expertise in system administration and security protocols to ensure the integrity and reliability of the systems while collaborating closely with other IT professionals. The successful candidate will also be responsible for troubleshooting complex issues, implementing system updates, and contributing to the design of scalable infrastructure solutions, all while adhering to stringent security clearance requirements.

Job Responsibilities

• Manage and maintain multiple Linux environments, ensuring system uptime, performance, and security.
• Implement and enforce security best practices, monitoring systems for vulnerabilities and responding to incidents.
• Collaborate with cross-functional teams to design and deploy scalable, secure infrastructure solutions.
• Conduct system audits, backups, and restoration processes to guarantee data integrity and availability.
• Develop and maintain documentation for configurations, procedures, and installations.
• Provide technical support and training to junior system administrators or other IT staff as necessary.
• Monitor and tune system performance, ensuring optimal resource utilization and responsiveness.
• Participate in disaster recovery planning and execution, validating systems and process resiliency.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• A minimum of 5 years of experience in Linux system administration.
• Strong familiarity with security protocols and best practices specific to Linux environments.
• Experience with configuration management tools such as Puppet, Ansible, or similar.
• Solid understanding of network protocols and services (DNS, DHCP, TCP/IP, etc.).
• Proficiency with scripting languages (e.g., Bash, Python) to automate tasks.
• Active security clearance is required.
• Certifications such as RHCE, CompTIA Linux+, or similar are preferred.

Technologies & Tools

The Senior Linux Systems Administrator will utilize a variety of technologies and tools such as Red Hat Enterprise Linux (RHEL), CentOS, Ubuntu Server, VMware for virtualization, Cloud platforms (AWS, Azure), Docker for containerization, as well as monitoring solutions like Nagios or Zabbix. Familiarity with these technologies is essential for ensuring the robustness and security of our systems, as well as for efficient resource management and automation.

Ideal Candidates

Ideal candidates for the Senior Linux Systems Administrator role are proactive problem solvers with a strong analytical mindset. They exhibit a steadfast commitment to security and best practices while demonstrating the ability to work efficiently in high-pressure environments. Excellent communication skills are essential, as the candidate will need to convey complex technical information clearly to both technical and non-technical stakeholders. A continuous learning attitude and hands-on experience with emerging technologies will also contribute to their success in this dynamic position.