System Administrator Jobs in San Antonio
44 live System Administrator roles in San Antonio, United States. Apply directly on Haystack.
Last updated 27 October 2026. Job counts refresh daily.
As of 27 October 2026, Haystack lists 44 live System Administrator jobs in San Antonio, with 7 added in the past week and typical advertised salaries of $82k to $96k. Employers hiring right now include BEAT LLC, Alpha Omega and GovCIO.
Top companies hiring
plus 19 more companies hiring in this category
- AF
SQL Database Administrator with Security ClearanceRecently posted
Aleut Federal LLC 路 San Antonio, TX 路 On-site 馃嚭馃嚫
SQLMicrosoft OfficeAzureTechnologySalary not listed - AF
Local Team Network Administrator with Security ClearanceRecently posted
Aleut Federal, LLC 路 San Antonio, TX 路 Hybrid 馃嚭馃嚫
Project ManagementTechnology$88k - $95k/yr - SV
Senior AWS Cloud Systems Operations Administrator with Security ClearanceRecently posted
Semper Valens Solutions, Inc. 路 San Antonio, TX 路 Hybrid 馃嚭馃嚫
Administrative$1.5k/mo - EV
Systems Administrator, Mid with Security ClearanceRecently posted
EverWatch 路 San Antonio, TX 路 Hybrid 馃嚭馃嚫
AnsibleNagiosMachine Learning+1Technology$87 - $111/hr - SV
System Administrator with Security ClearanceRecently posted
Semper Valens Solutions 路 San Antonio, TX 路 Hybrid 馃嚭馃嚫
AWSLinuxTechnologySalary not listed - IG
Network Engineer with Security ClearanceRecently posted
Insight Global, Inc. 路 San Antonio, TX 路 On-site 馃嚭馃嚫
Network AdministrationTechnologySalary not listed - AO
Systems Administration Endpoint Engineering with Security ClearanceRecently posted
Alpha Omega 路 San Antonio, TX 路 Hybrid 馃嚭馃嚫
Embedded SystemsZero TrustAzure+1Technology$88k - $113.8k/yr - AF
Systems Administrator with Security Clearance
Ascension Federal Services Inc 路 San Antonio, TX 路 On-site 馃嚭馃嚫
ITILTechnologySalary not listed - RH
Sr. Salesforce Administrator
Robert Half 路 San Antonio, TX 路 Hybrid 馃嚭馃嚫
SalesforceCRMTechnologySalary not listed - MA
System Administrator with Security Clearance
Maximus Inc 路 San Antonio, TX 路 On-site 馃嚭馃嚫
Technology$120k - $170k/yr - KT
Snowflake Database Administrator
Kforce Technology Staffing 路 San Antonio, TX 路 Hybrid 馃嚭馃嚫
SQLMFASSO+4TechnologySalary not listed - MA
System Administrator
Maximus, Inc. 路 San Antonio, TX 路 On-site 馃嚭馃嚫
Technology$120k - $170k/yr - TC
Network Administrator with Security Clearance
TEKsystems c/o Allegis Group 路 San Antonio, TX 路 On-site 馃嚭馃嚫
TechnologySalary not listed - GO
Systems Administrator (VMWare)
GovCIO 路 San Antonio, TX 路 On-site 馃嚭馃嚫
Active DirectoryVMwareTechnology$85k - $90k/yr - GO
Systems Administrator (VMWare) with Security ClearanceRecently posted
GovCIO 路 San Antonio, TX 路 On-site 馃嚭馃嚫
Microsoft OfficeActive DirectoryVMware+1Technology$85k - $90k/yr - AO
Systems Administrator III with Security ClearanceRecently posted
Alpha Omega 路 San Antonio, TX 路 On-site 馃嚭馃嚫
EncryptionActive DirectoryPKI+3Technology$75k - $113.8k/yr - GO
Senior Cyber Security Administrator
GovCIO 路 San Antonio, TX 路 On-site 馃嚭馃嚫
LESSPKITechnology$85k - $99k/yr - SE
Systems Engineer / System Administrator for Managed Service Provider Auto Apply
Straight Edge Technology, Inc. 路 San Antonio, Texas 路 On-site 馃嚭馃嚫
SQLAzureMicrosoft Office+2TechnologySalary not listed - DP
Linux Administrator with Security Clearance
Dunhill Professional Search 路 San Antonio, TX 路 Hybrid 馃嚭馃嚫
Administrative$74.1k - $89.1k/yr - AS
Tier 1 OT NOC AdminRecently posted
Apex Systems 路 San Antonio, TX 路 On-site 馃嚭馃嚫
TCP/IPCompensation & BenefitsSCADA+2$33/hr - SS
System Admin II (RACF)
Security Service Federal Credit Union 路 San Antonio, TX 路 Hybrid 馃嚭馃嚫
TechnologySalary not listed - SS
System Admin III
Security Service Federal Credit Union 路 San Antonio, TX 路 Hybrid 馃嚭馃嚫
TechnologySalary not listed - AO
System Administration Application Packaging with Security ClearanceRecently posted
Alpha Omega 路 San Antonio, TX 路 On-site 馃嚭馃嚫
AzureWindows ServerTechnology$78k - $113.8k/yr - TC
L3 Infrastructure Engineer
TATA Consultancy Services Limited 路 San Antonio, TX 路 On-site 馃嚭馃嚫
FiberSQLSQL Server+4Technology$70k - $85k/yr - UH
Senior System Administrator
University Health 路 San Antonio, Texas 路 Hybrid 馃嚭馃嚫
OracleSQLTCP/IP+2TechnologySalary not listed - EM
System Admin L3 - TS/SCI Poly required with Security ClearanceRecently posted
EMTAK LLC 路 San Antonio, TX 路 Hybrid 馃嚭馃嚫
TechnologySalary not listed - UH
Senior System Administrator - PeopleSoft
University Health 路 San Antonio, Texas 路 Hybrid 馃嚭馃嚫
OracleSQLSQL Server+1TechnologySalary not listed - UH
Senior System Administrator - UKG
University Health 路 San Antonio, Texas 路 Hybrid 馃嚭馃嚫
OracleSQLC+++2TechnologySalary not listed - EA
Site SA Assistant with Security Clearance
Empower AI 路 San Antonio, TX 路 On-site 馃嚭馃嚫
Administrative$71.4k/yr - EA
Site System Administrator with Security Clearance
Empower AI 路 San Antonio, TX 路 On-site 馃嚭馃嚫
OracleSQLITILTechnology$86.5k/yr
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Frequently asked questions
How many System Administrator jobs in San Antonio are available?
Haystack currently lists 44 live System Administrator jobs in San Antonio, with 7 added in the past week. Numbers refresh daily.
What do System Administrator jobs in San Antonio pay?
Advertised salaries typically range from $82k to $96k per year, based on 15 live postings with advertised salaries.
Which companies are hiring for System Administrator jobs in San Antonio?
BEAT LLC, Alpha Omega, GovCIO, University Health, Semper Valens Solutions, Inc. are actively hiring right now, alongside 20 other employers.