Job Description
MANTECH seeks a motivated and customer-focused 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
- Implement OS enhancements to improve system reliability and performance
Minimum Qualifications:
- Bachelor's degree with 10+ years of related experience; an additional 5 years of related experience might be substituted for a degree
- Security+ certification
- Experience with troubleshooting and maintaining enterprise IT systems
- Experience managing and optimizing UNIX/Linux environments (installation, patching, performance tuning)
- Experience providing incident identification, analysis, and resolution
- Experience with executing security backups, recovery, and OS enhancement tasks
- Experience with updating and migrating servers and services
- Experience with maintaining detailed records, technical documentation, and change logs
Preferred Qualifications:
- 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)
Security Clearance Requirements
- Current/active 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
Job Tags
Work at office,