Linux System Administrator

About the role

Leidos is seeking an experienced Linux Systems Engineer to provide support to a mission critical enterprise identity and access management system. A successful candidate will develop an understanding of the services offered to external organizations, provide lifecycle systems engineering support to development and operations on the program, and use a combination of technical and functional expertise to recommend solutions to satisfy customer requirements. This position requires the ability to work a Panama shift schedule, including weekends and holidays.

Responsibilities

• Administer and maintain Linux systems across multiple program environments, supporting both operational and development needs.
• Support cloud initiatives that meet evolving customer requirements.
• Administer program-owned collaboration applications, including Atlassian Jira, Confluence, and RocketChat.
• Manage user accounts and resolve application access issues.
• Monitor system performance, respond quickly to anomalies, and independently make configuration changes to maintain 99.9% system availability.
• Coordinate with enterprise partners during outages and make failover decisions across availability zones or data centers.
• Perform system checkouts and test upgrades and patches in operational environments.
• Partner with Enterprise Services to ensure compliance with security requirements.
• Document incidents, workarounds, root cause analyses, and corrective actions.
• Develop user guides and operational procedures for program tools, including custom Linux scripts and tailored COTS products.
• Coordinate communications with end users, Tier 1 and Tier 3 support, management, mission partners, and government leadership.

Requirements

• Bachelor's degree in Computer Science or a related discipline, plus 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.
• Strong problem-solving and decision-making skills.
• Excellent oral and written communication skills.
• Proactive self-starter with a positive, collaborative attitude.
• Ability to work a Panama shift schedule, including weekends and holidays.

Preferred Qualifications

• Experience with AWS or other cloud service providers and cloud-based architectures.
• Familiarity with cross-domain architectures at multiple levels.
• Experience with automated testing and monitoring tools.
• Experience with Engineering Review Boards and Change Management processes.

Pay