Linux System Administrator

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ManTech is seeking a Linux System Administrator to join our team in Southlands, Colorado . This position supports the ELINT Modernization effort and is part of a collaborative team delivering systems engineering, software development, testing, and configuration management services.
Responsibilities include, but are not limited to: Support implementation, troubleshooting, and maintenance of IT systems Manage IT infrastructure and ensure system availability and performance Perform day-to-day system monitoring, operations, and problem resolution Diagnose and resolve issues at Tier 1 and Tier 2 support levels Configure and manage UNIX/Linux operating systems and install/load OS software Optimize system operations and perform resource utilization and capacity analysis Perform system backups, disaster recovery, and service restoration procedures Update and migrate servers to newer software versions Create and maintain system documentation, user manuals, schedules, and update logs Implement OS enhancements to improve system reliability and performance
Minimum Qualifications: Bachelor's degree with 15+ years of related experience; an additional 5 years of related experience might be substituted for a degree Security+ certification is required Experience with troubleshooting and maintaining enterprise IT systems Experience managing and optimizing UNIX/Linux environments (installation, patching, performance tuning) Experience with performing system configuration and daily operations
Preferred Qualifications: Experience with some or all of the following technologies and environments: Operating Systems: CentOS, AIX, Solaris, RHEL Tools & Platforms: NiFi, Docker, Putty, VMWare, OpenStack, Cisco Orchestration & Development: Kubernetes, Tibco, ClearCase, Git, Ratchet Agile development methodologies Atlassian tool suite (JIRA, Confluence) Working within integrated software development environments
Security Clearance Requirements Current TS/SCI with Polygraph
Physical Requirements Must be able to remain in a stationary position for up to 50% of the time Frequently operates computers and standard office productivity tools Must be able to effectively communicate with co-workers, customers, and leadership—may include delivering presentations Occasional travel may be required for hardware upgrades and updates
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Location:
Aurora

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