Sr. Linux System Administrator
Tasks
- Administer Linux servers workstations and services
- Administer storage and RAID LVM NFS
- Build deploy and administer Red Hat Enterprise Linux infrastructure
- Configure and harden network devices
- Configure deploy and manage virtualization using VMware and OpenShift
- Coordinate installation and corrective actions for network cabling
- Document maintain evaluate cybersecurity requirements
- Ensure cybersecurity compliance with ISSM regulations
- Harden patch and monitor systems
- Implement STIGs and DoD security policies
- Maintain secure OS baselines
- Manage vulnerability patching
- Monitor and tune server applications performance
- Resolve system and network issues
- Support Linux and Windows OS installation maintenance and troubleshooting
- Support backup hardware and processes
- Support network services DNS DHCP LDAP NIS
- Troubleshoot end user issues using ticketing
Perks/Benefits
Skills/Tech-stack
ACAS | Active Directory | Ansible | Apache | Automation | Bash | Cybersecurity compliance | DHCP | DNS | DOD RMF | DoD Security | Docker | Enterprise Linux | HPC | Implementation guides | Kubernetes | LDAP | LVM | Linux | Mass storage | NFS | NIS | NISPOM | NetApp ONTAP | Networking | OpenShift | Patching | Performance Tuning | Powershell | Python | RAID | RHEL | Red Hat | Red Hat Enterprise | Red Hat Enterprise Linux | STIG | Scripting | Security Baselines | Security Technical Implementation Guides | Security technical implementation | Server performance | Server performance tuning | SolarWinds NPM | Storage management | System Hardening | Ticketing | Tomcat | VLAN | VMware | Veeam | Virtualization | Virtualization frameworks | Vulnerability Management
Education
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