System Administrator Jobs in Columbia
27 live System Administrator roles in Columbia, United States. Apply directly on Haystack.
Last updated 26 August 2026. Job counts refresh daily.
As of 26 August 2026, Haystack lists 27 live System Administrator jobs in Columbia, with 9 added in the past week. Employers hiring right now include Booz Allen Hamilton, CCS Global Tech and AT&T Government Solutions.
Top companies hiring
plus 15 more companies hiring in this category
- XS
Systems Administrator with Security Clearance
NewXpect Solutions Inc.
Columbia, SC馃嚭馃嚫On-site23 hours agoSplunkNagiosActive Directory+1Technology - BA
Senior System Administrator
Booz Allen Hamilton
Columbia, MD馃嚭馃嚫$77.6k - $176k/yrOn-site7 weeks agoAWSAnsibleApache+8Technology - AM
Systems Administrator / Service Desk with Security Clearance
Amentum
Columbia, MD馃嚭馃嚫On-site6 weeks agoActive DirectoryJiraVMwareTechnology - NS
Senior Systems Engineer with Security Clearance
Neural Solutions
Columbia, MD馃嚭馃嚫$179k - $213k/yrHybrid1 week agoPackerLogstashAgile+4Technology - CD
Sr. Oracle Database Administrator with Security Clearance
CDIT LLC
Columbia, MD馃嚭馃嚫Hybrid6 weeks agoOracleShellVaultTechnology - BA
System Administrator with Security Clearance
Booz Allen Hamilton
Columbia, MD馃嚭馃嚫$77.6k - $176k/yrOn-site6 weeks agoAWSAnsibleApache+8Technology - BA
System Administrator, Senior with Security Clearance
Booz Allen Hamilton
Columbia, MD馃嚭馃嚫$77.6k - $176k/yrOn-site6 weeks agoAWSAnsibleApache+8Technology - BA
System Administrator
Booz Allen Hamilton
Columbia, MD馃嚭馃嚫$77.6k - $176k/yrOn-site7 weeks agoAWSAnsibleApache+8Technology - CT
System Administrator 3 with Security Clearance
CyberCore Technologies
Columbia, MD馃嚭馃嚫$120k - $186k/yrHybrid6 weeks agoTechnology - CG
System Administrator - Level 3
CCS Global Tech
Columbia, MD馃嚭馃嚫$181k - $218k/yrHybrid1 week agoTechnologyGet new System Administrator jobs in Columbia in your inbox
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- CG
System Administrator - Level 3 with Security Clearance
CCS Global Tech
Columbia, MD馃嚭馃嚫$181k - $218k/yrHybrid1 week agoTechnology - PS
SkillBridge Internship, Service Now (SNOW) System Administrator with Security Clearance
Power3 Solutions
Columbia, MD馃嚭馃嚫Hybrid4 weeks agoTechnology - LE
Senior Systems Administrator
Leidos
Columbia, IL馃嚭馃嚫$92.3k - $166.8k/yrHybrid2 weeks agoAnsibleBashPowerShell+1Technology - IT
Senior Systems Administrator 102289 with Security Clearance
Information Technology Engineering Corporation
Columbia, MD馃嚭馃嚫Hybrid3 weeks agoTechnology - AG
Land Mobile Radio (LMR) System Administrator (Government) with Security Clearance
AT&T Government Solutions
Columbia, MD馃嚭馃嚫$72k - $124.4k/yrOn-site4 weeks agoFiberLESSTechnology - WY
Database Administrator 2 with Security Clearance
Wyetech, LLC
Columbia, MD馃嚭馃嚫$66 - $97/hrOn-site5 weeks agoDockerOracleSQL+6Technology - X8
ION/UNIX/OCO Operator with Security Clearance
X8 LLC
Columbia, MD馃嚭馃嚫Hybrid6 weeks ago401kAgileBash+3 - MA
System Administrator with Security Clearance
MANTECH
Columbia, MD馃嚭馃嚫Hybrid4 weeks agoAWSTechnology - KR
LINUX Systems Administrator Level 1 with Security Clearance
KRYPTAURI
Columbia, MD馃嚭馃嚫Hybrid6 weeks agoAnsibleLDAPProxmoxTechnology - CG
IT System Administrator Level II with Security Clearance
Cencore Group
Columbia, MD馃嚭馃嚫Hybrid6 weeks agoTechnology - ST
Senior System Administrator with Security Clearance
Staffed4U LLC
Columbia, MD馃嚭馃嚫$10k/yrOn-site6 weeks agoAWSLLMTechnology - PR
Systems Administrator with Security Clearance
Prism, Inc.
Columbia, SC馃嚭馃嚫Hybrid6 weeks agoTechnology - DC
Senior System Administrator with Security Clearance
DCCA
Columbia, MD馃嚭馃嚫Hybrid6 weeks agoRESTTechnology - BA
Network Operations Center Tier II Systems Administrator with Security Clearance
Booz Allen Hamilton
Columbia, MD馃嚭馃嚫$61.9k - $141k/yrOn-site6 weeks agoDockerAnsibleApache+2Technology - AG
Systems Administrator (Government) with Security Clearance
AT&T Government Solutions
Columbia, MD馃嚭馃嚫$89.2k - $170k/yrOn-site6 weeks agoFiberLESSVMwareTechnology - PE
SCCM Support Systems Engineer with Security Clearance
Peraton
Columbia, MD馃嚭馃嚫$176k - $282k/yrHybrid6 weeks agoActive DirectoryHTTPSMicrosoft Office+3Technology - AL
Linux Admin with Security Clearance
ALKU
Columbia, MD馃嚭馃嚫Hybrid6 weeks agoShellCompliancePython+1
Frequently asked questions
How many System Administrator jobs in Columbia are available?
Haystack currently lists 27 live System Administrator jobs in Columbia, with 9 added in the past week. Numbers refresh daily.
Which companies are hiring for System Administrator jobs in Columbia?
Booz Allen Hamilton, CCS Global Tech, AT&T Government Solutions, Xpect Solutions Inc., Amentum are actively hiring right now, alongside 16 other employers.