BP284ITSC5 - Senior System Administrator (CLEARANCE REQUIRED)
Columbia, MDJobSeen todaySeen in employer's feed today
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Job overview
The Senior System Administrator provides Tier 1 help desk and Tier 2 escalation support, resolving issues across client/server, storage, and network devices. The role configures and maintains Linux and possibly Windows systems, applies security patches, manages users and permissions, renews server certificates, and supports system design. It also uses automation and scripting, maintains team documentation, and manages Active Directory synchronization and group authorization.
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Full job description
- Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis, and resolution of problems. * Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, etc. * Configure and manage Linux, and possibly Windows operating systems, installs/loads operating system software and patches to maintain security compliance, troubleshoot, maintain integrity of and configure network components, along with implementing operating system enhancements to improve reliability and performance. * Support the design of systems, mission architecture, and associated hardware. * Patching and updating Linux distributions regarding security findings. * Adding / Removing users and setting permissions to meet certain user privileges. * Renew Linux server certificates and applying updates to TLS security versions. * Working with automation software such as Ansible to streamline updates and patching. * Updating documentation such as SOPs with problems and solutions for the teams knowledge base on Confluence. * Manage Active Directory synchronization and group authorization in a helpdesk environment. Monitor various automated tasks that run via scripting which need to be maintained in a GIT repos
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