Linux System Administrator - Chantilly, VA | leidos Job

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. 

Basic Qualifications

·         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. 

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

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