Senior Systems Administrator - DoD-Certified, Multi-OS

Tatitlek Technologies, Inc (TTI)

Dahlgren (VA)

On-site

USD 58,000 - 77,000

Full time

10 days ago

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Job summary

The Tatitlek Corporation is seeking a Senior Systems Administrator to lead administration across UNIX, Linux, and Windows platforms, with a focus on Red Hat, Solaris, and Windows environments. The role emphasizes security updates (IAVA) and system hardening in a DoD-aligned framework.

Candidates should be able to install, configure, and maintain enterprise systems, manage backups, and generate clear documentation.

Qualifications

Experience administering Enterprise Systems and Technologies.
Ability to work independently under limited supervision.
Demonstrated ability to install, configure and maintain Operating Systems.
General knowledge of enterprise frameworks and methodologies.
Effective written and verbal communication skills.

Responsibilities

Manage installation and integration of system fixes, updates and enhancements.
Troubleshoot, test and optimize hardware and software systems.
Provide end-user support as needed.
Manage accounts, network rights and system access; maintain configurations and backups.
Create and maintain SOPs and documentation.
Monitor and maintain backups/restoration of systems and files.
Research new technologies and input for future systems and purchases.
Perform other duties as assigned.