Full-time
KR205SA3 - Sr System Administrator - Cleared
NiSUS Technologies Corporation
Annapolis Junction, maryland
- Provides day to day systems administration and support of production and non-production environments in accordance with IT policy and Guidelines.
- Manages the support and maintenance of the CentOS and RedHat Enterprise Linux Operating System environments.
- Manages and troubleshoots activities associated with systems maintenance tasks such as system backups, recovery and file system maintenance.
- Manages and troubleshoots activities associated with activation, installation and testing of software upgrades and computer components.
- Manages and troubleshoots activities associated with maintenance of accounts, passwords, keys, certificates, certificate authorities, and truststores.
- Manages System Accreditation/Reaccreditation activities and maintenance of associated corporate tools
- Provides technical guidance to team of Systems Administrators on complex problems and/or issues.
- Maintains documentation of IT infrastructure...