System Administrator

T and T Consulting Services, Inc.

System Administrator providing IT services for U.S. Army Signal Regional Network.

Posted 6/12/2026full-timeSan Antonio • Texas • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

Cyber SecurityDNS

About the role

Key responsibilities & impact

Monitor and maintain appropriate Cyber Security controls
Ensure Operational Security requirements are according to performance standards
Maintain all aspects of the Network Attached Storage (NAS)
Maintain control and access of data storage, space allocation, and device usage for authorized users
Analyze file organization and database structure
Set alarms and report unauthorized access attempts/intrusions
Perform local database administration for standard database software
Manage virtual filers including Virtual File Manager system
Identify and replace failed hardware
Create and manage Group Policy Objects
Assist with development of updated Quarterly Enterprise System Management Architectural Design Document
Draft and maintain SOP documents for functional category
Contribute to T&T proposal activities and other duties as assigned

Requirements

What you’ll need

3+ years’ experience supporting DoD Networks
Thorough knowledge of back-up solution equipment, software, and configuration; proficient with Network Management protocols/services.
Experience with server administration (e.g. MS Server 2012R2, WINS/DNS/DHCP servers, and Print servers).
Current experience on Army Networks (NIPR and SIPR)
Experience with Microsoft System Center Configuration Manager (SCCM)
Experience creating and deploying application packages within the DoD environment
CompTIA Security+ or IAT Level II baseline certification required.
Full CE certification required; CompTIA Server+ or valid industry storage (HP, NetApp)

Benefits

Comp & perks

Competitive benefits package including health, dental, vision, life insurance coverage
401(k) Plan
Training Programs
Accrued Paid Time Off (PTO)
Paid Holidays

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Cyber Security controlsNetwork Attached Storage (NAS)database administrationGroup Policy Objectsserver administrationback-up solution equipmentNetwork Management protocolsapplication package deploymenthardware replacementfile organization analysis

Soft Skills

monitoringreportingdocumentationanalysiscollaboration

Certifications

CompTIA Security+IAT Level IIFull CE certificationCompTIA Server+