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# Sr. System Administrator (CBB)

- **Company:** POWER3 SOLUTIONS, LLC
- **Location:** Linthicum Heights, MD, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Application Performance Management, Microsoft Azure, CentOS, Command-Line Interface, Cloud Computing, Linux, DevOps, Elasticsearch, Perl (Programming Language), Monitoring of Systems, Python (Programming Language), Linux Commands, Nagios, Red Hat Enterprise Linux, Software Deployment, Syslog, Virtual Machines, Backup and Restore, Scripting, Kubernetes, Apache Nifi, Docker
- **Published:** June 9, 2026
- **Apply:** https://www.clearancejobs.com/jobs/8964042/sr-system-administrator-cbb

## About the Role

* Ten (10) years experience as a SA in programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in a technical discipline from an accredited college or university is required. Five (5) years of additional SA experience may be substituted for a bachelor's degree.
 * Linux command line system administration (CentOS, RedHat, Amazon Linux, or equivalent)
 * Experience applying system updates via yum or equivalent patching repository
 * Experience working within a cloud environment a plus (Amazon AWS, Azure, or equivalent cloud infrastructure with virtual machines)

Individual Capabilities/Experience Desired:

 * Experience or knowledge of RedSeal Network Mapping tool a plus
 * Knowledge of software deployed on systems a plus but not required (Elasticsearch, Docker, Kubernetes, Nifi)
 * Syslog/NxLog
 * Nagios or other similar monitoring applications
 * Scripting experience (Python/Perl)

## Description

* Creates, and maintains RedHat Linux virtual machines running in a cloud infrastructure (Amazon AWS).
 * Evaluates systems for IAVA compliance and applies necessary security updates/patches.
 * Performs command line system administration tasks on virtual machines.
 * Handles regular system backups and periodically tests backups for functionality.
 * Communicates with developers and dev ops team members to provide system administration support., * Apply patches and upgrades.
 * Troubleshoot server issues.
 * Administer customer accounts
 * Deploy monitoring tools.
 * Deploy applications and tools.
 * Assist with escalated customer tickets.
 * Installation and cabling of equipment


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