System Administrator Enterprise
Location
San Antonio, TX
Job Type
Full-time
Category
other-general
Posted
June 17, 2026
San Antonio, TX, US
Job Title: Enterprise System Administrator - Intermediate (Support Services)
Location: San Antonio, TX
Education: BS degree in Information Technology, Cybersecurity, Data Science, Information Systems, or Computer Science or Military Training or Cloud+ or GICSP or SSCP or Security+ or GSEC
Certification: Microsoft Certified: Azure Administrator Associate or Microsoft Certified: Windows Server Hybrid Administrator Associate
Position Description:
The Tier 3 Systems Administrator delivers advanced sustainment and troubleshooting of enterprise systems for the DHA Domain and Directory Services Branch (DDSB). This role provides expert support across on-premises and MED365 cloud environments, ensuring the availability, reliability, and security of enterprise IT services.
Administer and maintain enterprise services including mJAD, Exchange Online, encryption services, eDiscovery, and MED365 tenant oper...
Job Title: Enterprise System Administrator - Intermediate (Support Services)
Location: San Antonio, TX
Education: BS degree in Information Technology, Cybersecurity, Data Science, Information Systems, or Computer Science or Military Training or Cloud+ or GICSP or SSCP or Security+ or GSEC
Certification: Microsoft Certified: Azure Administrator Associate or Microsoft Certified: Windows Server Hybrid Administrator Associate
Position Description:
The Tier 3 Systems Administrator delivers advanced sustainment and troubleshooting of enterprise systems for the DHA Domain and Directory Services Branch (DDSB). This role provides expert support across on-premises and MED365 cloud environments, ensuring the availability, reliability, and security of enterprise IT services.
Administer and maintain enterprise services including mJAD, Exchange Online, encryption services, eDiscovery, and MED365 tenant oper...