Linux System Administrator

What you'll do

• Administer and maintain Linux systems across multiple operational and development environments.
• Support cloud initiatives to meet evolving customer requirements.
• Administer collaboration applications including Atlassian Jira, Confluence, and RocketChat.
• Manage user accounts and resolve application access issues.
• Monitor system performance and make configuration changes to maintain 99.9% availability.
• Coordinate with enterprise partners during outages and make failover decisions across data centers.
• Perform system checkouts and test upgrades and patches in operational environments.
• Document incidents, root cause analyses, and develop user guides for program tools.

What we're looking for

• Bachelor's degree in Computer Science or a related discipline.
• 2–4 years of experience as a Systems Administrator or in a similar technical role.
• Active Top Secret clearance with SCI eligibility and willingness to be approved for a CI Poly.
• Strong Linux background and familiarity with infrastructure management best practices.
• Experience with Agile collaboration tools such as Jira, Confluence, and RocketChat.
• Ability to work a Panama shift schedule, including weekends and holidays.
• Experience with AWS or other cloud service providers and cloud-based architectures (preferred).
• Familiarity with cross-domain architectures at multiple levels (preferred).