System Administrator Jobs in Arlington
53 live System Administrator roles in Arlington, United States. Apply directly on Haystack.
Last updated 7 October 2026. Job counts refresh daily.
As of 7 October 2026, Haystack lists 53 live System Administrator jobs in Arlington, with 9 added in the past week and typical advertised salaries of $101k to $153k. Employers hiring right now include SAIC, SHR CONSULTING GROUP, LLC and TEKsystems c/o Allegis Group. 6% of these roles are remote friendly.
Top companies hiring
plus 25 more companies hiring in this category
- SC
Systems Administrator - Mid (ECGS Application) with Security Clearance
NewSHR CONSULTING GROUP, LLC
Arlington, VA馃嚭馃嚫$100k - $125k/yrOn-siteYesterdaySQLSQL ServerTechnology - SC
Senior Systems Administrator (ECGS Application) with Security Clearance
NewSHR CONSULTING GROUP, LLC
Arlington, VA馃嚭馃嚫$150k - $180k/yrOn-siteYesterdaySQLSQL ServerTechnology - LE
Oracle Database Administrator with Security Clearance
NewLeidos
Arlington, VA馃嚭馃嚫$87.1k - $157.4k/yrOn-site2 days agoSAFeOraclePL/SQL+3Technology - SA
System Administrator ECAMS Watch Officer with Security Clearance
SAIC
Arlington, VA馃嚭馃嚫$120.0k - $160k/yrOn-site5 days agoSplunkMicrosoft OfficeVMwareTechnology - SA
Systems Administrator - OMS with Security Clearance
SAIC
Arlington, VA馃嚭馃嚫$40.0k - $80k/yrHybrid5 days agoActive DirectoryTechnology - SA
Linux Systems Engineer with Security Clearance
SAIC
Arlington, VA馃嚭馃嚫$160.0k - $200k/yrOn-site5 days agoDockerAnsibleBash+2Technology - SA
Infrastructure System Administrator with Security Clearance
SAIC
Arlington, VA馃嚭馃嚫$80.0k - $120k/yrOn-site5 days agoTechnology - SA
Systems Administrator - OMS
NewSAIC
Arlington, VA馃嚭馃嚫$80.0k - $120k/yrRemoteYesterdayActive DirectoryTechnology - SA
System Administrator ECAMS Watch Officer
SAIC
Arlington, VA馃嚭馃嚫$120.0k - $160k/yrRemote6 days agoSplunkMicrosoft OfficeVMwareTechnology - DP
System Administrator Junior - Secret Clearance with Security Clearance
Dunhill Professional Search
Arlington, VA馃嚭馃嚫$63k - $93.9k/yrHybrid1 week agoAWSAzureBash+2TechnologyGet new System Administrator jobs in Arlington in your inbox
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- SP
Systems Engineer (Washington Navy Yard)
SYSTEMS PLANNING AND ANALYSIS, INC.
Arlington, VA馃嚭馃嚫$100k - $130k/yrHybrid1 week agoTechnology - TR
Systems Administrator with Security Clearance
NewToyon Research Corporation
Arlington, VA馃嚭馃嚫On-siteYesterdayActive DirectoryAnsibleBash+3Technology - CG
Senior System Administrator - IV with Security Clearance
CGI
Arlington, VA馃嚭馃嚫$70.8k/yrHybrid2 weeks agoSQLETLSnowflake+5Technology - ST
Classified Systems Administrator with Security Clearance
STR
Arlington, VA馃嚭馃嚫$105k - $125k/yrOn-site2 weeks agoActive DirectoryLDAPPowerShellTechnology - PA
Chief System Engineer, SME (TS/SCI Required) with Security Clearance
NewPraescient Analytics
Arlington, VA馃嚭馃嚫HybridYesterdayAgileTechnology - TF
Network Administrator - Evening Shift with Security Clearance
Total Force Alliance
Arlington, VA馃嚭馃嚫On-site5 days agoAWSTechnology - TF
Network Administrator - Night Shift with Security Clearance
NewTotal Force Alliance
Arlington, VA馃嚭馃嚫On-site2 days agoAWSTechnology - SA
Linux Systems Engineer
SAIC
Arlington, VA馃嚭馃嚫$160.0k - $200k/yrRemote1 week agoDockerAnsibleBash+2Technology - AM
Cloud System Administrator with Security Clearance
Amentum
Arlington, VA馃嚭馃嚫$150k - $180k/yrOn-site2 weeks agoOracleAWSScrum+6Technology - NI
Linux System Administrator with Security Clearance
NewNightwing
Arlington, VA馃嚭馃嚫$77k - $163k/yrHybrid17 hours agoDockerAnsibleKubernetes+1Technology - BA
Windows Systems Administrator
BOOZ, ALLEN & HAMILTON, INC.
Arlington, VA馃嚭馃嚫$77.6k - $176k/yrOn-site1 week agoActive DirectoryVMwareTechnology - KG
Systems Administrator - 3rd Shift (TS/SCI) with Security Clearance
Koniag Government Services
Arlington, VA馃嚭馃嚫Hybrid1 week agoAgileBashPowerShell+1Technology - TC
NOC Administrator (Night Shift) with Security Clearance
NewTEKsystems c/o Allegis Group
Arlington, VA馃嚭馃嚫On-siteYesterdayAdministrative - TC
Windows System Administrator with Security Clearance
TEKsystems c/o Allegis Group
Arlington, VA馃嚭馃嚫On-site2 weeks agoTCP/IPActive DirectoryPowerShell+2Technology - DP
System Administrator Junior - TS/SCI with Security Clearance
NewDunhill Professional Search
Arlington, VA馃嚭馃嚫$75k - $90k/yrOn-site2 days agoAzureBashPowerShellTechnology - LE
Network Administrator - Evening Shift with Security Clearance
Leidos
Arlington, VA馃嚭馃嚫$73.5k - $132.8k/yrOn-site2 weeks agoAWSTechnology - AV
System Administrator
Avalore, LLC
Arlington, Virginia馃嚭馃嚫$107k - $220k/yrOn-site5 weeks agoMicrosoft OfficeTechnology - AS
Systems Administrator, Lead (Linux/Windows) with Security Clearance
American Systems Corporation
Arlington, VA馃嚭馃嚫$150k - $175k/yrHybrid5 weeks agoDockerOracleAnsible+3Technology - DE
Senior Network and Computer Systems Administrator with Security Clearance
DecisionPoint Corporation
Arlington, VA馃嚭馃嚫Hybrid3 weeks agoAWSAzureTechnology - AS
Systems Administrator with Security Clearance
American Systems Corporation
Arlington, VA馃嚭馃嚫$110k - $130k/yrOn-site6 weeks agoTCP/IPActive DirectoryDNS+3Technology
Frequently asked questions
How many System Administrator jobs in Arlington are available?
Haystack currently lists 53 live System Administrator jobs in Arlington, with 9 added in the past week. Numbers refresh daily.
What do System Administrator jobs in Arlington pay?
Advertised salaries typically range from $101k to $153k per year, based on 30 live postings with advertised salaries.
Which companies are hiring for System Administrator jobs in Arlington?
SAIC, SHR CONSULTING GROUP, LLC, TEKsystems c/o Allegis Group, SDA Solutions LLC, Ascension Federal Services Inc are actively hiring right now, alongside 26 other employers.
Are there remote System Administrator jobs in Arlington?
Yes. 3 of the current listings are remote friendly. Browse the remote-only view.