Senior Linux Systems Administrator Jobs

The Senior Linux Systems Administrator at SAIC is responsible for a variety of tasks, including installing, configuring, and maintaining Linux operating systems across diverse hardware and virtual environments. This role also involves monitoring system performance, performing routine backups, automating tasks using scripting languages, and resolving hardware and software issues. Additionally, the administrator conducts audits and implements system architecture to support our international researchers effectively.

To qualify for the Senior Linux Systems Administrator role at SAIC, candidates must hold an active TS/SCI with Poly and possess a Bachelor's degree along with 9 years of related experience or a Master's degree with 7 years of related experience. Additionally, candidates should have DoD 8570 IAT Level 2 certifications, such as Security+, and demonstrate experience managing complex Linux networks.

While not mandatory, having strong analytical and problem-solving skills can significantly enhance a candidate's application for the Senior Linux Systems Administrator position at SAIC. Experience in managing a large enterprise Red Hat environment, as well as expertise with Apache and Tomcat Web Services on Red Hat Linux applications, will give applicants an additional edge. Familiarity with virtualization technologies and cloud environments is also advantageous.

At SAIC, Senior Linux Systems Administrators work with a range of tools and technologies, including various Linux distributions, cloud computing environments, and virtualization technologies. Proficiency in scripting languages like Bash, Python, and Perl is also essential for automating processes and improving efficiency within the system architecture.

Yes, prior experience is critical for the Senior Linux Systems Administrator role at SAIC. Candidates with a strong background in managing complex Linux server environments, performing operations and maintenance, and implementing security compliance will be better positioned to meet the challenges of this role.

When faced with this question, share specific examples of the Linux distributions you have worked with, highlight your hands-on experience in system installation, configuration, and maintenance. Emphasize any automation you’ve done to streamline processes, which showcases your practical skills effectively.

Talk about the backup strategies you have implemented in previous roles, like scheduling regular backups and using reliable backup solutions. Discuss how you test recovery processes to ensure data integrity, which reflects your attention to detail and commitment to data security.

Discuss your experience with Bash, Python, or Perl and provide examples of tasks you've automated. Highlight the benefits this brought in terms of efficiency and error reduction, showing how your technical skills translate into tangible results.

When answering this, outline your systematic approach to troubleshooting. Include steps like identifying the problem, gathering data, isolating variables, and applying solutions, which will demonstrate your logical reasoning and problem-solving abilities.

Show your commitment to professional development by mentioning resources you rely on, whether they are online communities, forums, newsletters, or courses that keep you updated on the latest Linux developments, reflecting your enthusiasm for continuous learning.

This is your chance to showcase your understanding of security frameworks. Speak about implementing best practices, conducting audits, and maintaining compliance with IT/Security policies, highlighting specific examples where you've successfully protected systems.

Explain any hands-on experience you have with virtualization platforms. You could discuss specific projects where you have implemented virtual machines, how it improved resource allocation, and the benefits it brought to your past employers.

Share specific instances where collaboration was key to a project's success. Discuss your role, how you facilitated communication among team members, and how the collaborative effort led to better outcomes, which illustrates your teamwork skills.

Here, you should address planning and testing. Discuss assessing the current system, determining the appropriate version to upgrade to, preparing a rollback plan, and testing in a staging environment before full deployment to ensure a smooth transition.

Discuss your experiences with different Linux distributions and their unique features, such as package management systems or file structures. This will not only show your extensive knowledge but also emphasize your adaptability to different environments.