Senior Linux Systems Engineer

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Job Overview

The Senior Linux Systems Engineer at Leidos will be responsible for the design, implementation, and maintenance of Linux-based systems within our operational environment. This role involves collaborating with cross-functional teams to enhance system performance, assure high availability, and ensure the security of infrastructure. The ideal candidate will leverage their extensive experience with Linux systems to troubleshoot complex issues, optimize system configurations, and innovate solutions that meet business needs while aligning with industry best practices.

Job Responsibilities

• Design, implement, and manage Linux-based systems and servers in a complex environment.
• Perform system diagnostics and troubleshooting to identify and resolve hardware and software issues.
• Develop and maintain scripts for automation and systems management.
• Ensure system security through updates, configurations, and compliance with security policies.
• Collaborate with software developers and database administrators to optimize performance and resource utilization.
• Monitor system performance and provide recommendations for enhancements.
• Create and maintain documentation for system design, processes, and procedures.
• Lead system upgrades and migrations while minimizing system downtime.
• Participate in on-call support rotation, providing timely incident response and resolution.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Minimum of 5 years of hands-on experience with Linux system administration.
• Strong understanding of networking protocols (TCP/IP, DNS, DHCP) and services.
• Proficiency in scripting languages such as Bash, Python, or Ruby.
• Experience with virtualization technologies (e.g., VMware, KVM).
• Knowledge of configuration management tools (e.g., Ansible, Puppet, Chef).
• Familiarity with security practices and compliance standards (e.g., NIST, ISO 27001).
• Excellent problem-solving skills and ability to work independently or as part of a team.
• Effective communication skills, both written and verbal, to interact with technical and non-technical teams.

Technologies & Tools

The Senior Linux Systems Engineer will work with a variety of technologies, including but not limited to Red Hat Enterprise Linux, Ubuntu, CentOS, and Debian. Key tools include containerization technologies like Docker and Kubernetes, configuration management systems such as Ansible, and monitoring tools like Nagios and Prometheus. Familiarity with cloud platforms (AWS, Azure) is also essential for managing hybrid environments.

Ideal Candidates

The ideal candidate for the Senior Linux Systems Engineer position will be a proactive, detail-oriented individual with a passion for technology and a commitment to continuous improvement. Strong analytical skills and a thorough understanding of system architectures are critical for this role. Candidates should possess a collaborative mindset, allowing them to effectively engage with team members and stakeholders across various departments. A flexible approach to problem-solving and a keen interest in adopting emerging technologies will also contribute to the success of the selected individual in driving efficiency and innovation within our systems.