System Administrator (TS/SCI, IAT Level II)

Company: DEF-LOGIX, INC
Location: San Antonio
Posted on: February 19, 2026

Job Description:

Job Description Job Description Provides subject matter proficiency for work described in the task. Responsible for providing analytical skills to support process improvement, specialized studies, and definition of requirements. Typical duties include analysis, planning, developing procedures, developing functional architectures, and other related management and technical duties. Responsible for supporting deployments system to an environment, if needed. Responsible for providing support for the timely deployment of hotfixes/patches when necessary. Required Qualifications: At least 10 years of IT systems administrative experience with both Microsoft and Linux platforms. With two years proficient understanding of maintenance (patching, STIG, and upgrade processes) on AWS cloud infrastructure. Demonstrated experience and/or training in system administration and development best practices in AWS development. Demonstrated experience with security and compliance of DoW Gov. Cloud hosted infrastructure Desired Qualifications: Bachelor’s Degree in an associated field AWS Solutions Architect certification. AWS SysOps Administrator certification. Red Hat certification. Location: CONUS Clearance: Desired TS/SCI

Keywords: DEF-LOGIX, INC, San Antonio , System Administrator (TS/SCI, IAT Level II), IT / Software / Systems , San Antonio, Texas