System Administrator Jobs in El Segundo
27 live System Administrator roles in El Segundo, United States. Apply directly on Haystack.
Last updated 18 August 2026. Job counts refresh daily.
As of 18 August 2026, Haystack lists 27 live System Administrator jobs in El Segundo, with 10 added in the past week and typical advertised salaries of $127k to $160k. Employers hiring right now include Aerospace Corporation, RTX and Boeing. 30% of these roles are remote friendly.
Top companies hiring
plus 6 more companies hiring in this category
- New
Classified Windows System Administrator
Aerospace Corporation
El Segundo, CA🇺🇸$31 - $56/hr3 minutes agoSQLSQL ServerActive Directory+7 moreRemoteTechnologyAE - New
Infrastructure & Systems Administrator
Space Kinetic
El Segundo, CA🇺🇸$80k - $100k/yr17 hours agoDockerDroneTCP/IP+8 moreTechnologySK - New
IT Systems Engineer - Millennium Space Systems with Security Clearance
Boeing
El Segundo, CA🇺🇸$129.2k - $190k/yr23 hours agoDockerSSOAgile+7 moreTechnologyBO - This week
Mid-Level, Lead or Senior Satellite Systems Ground Systems Engin with Security Clearance
Boeing
El Segundo, CA🇺🇸$119.8k - $162.2k/yrYesterdayAgileComplianceOtherBO - This week
Senior IT Systems Engineer / El Segundo / Fully Onsite / Google Workspace / Cloud IAM / Mac + Window
Motion Recruitment Partners, LLC
El Segundo, CA🇺🇸YesterdayAWSSOC 2Google Cloud+3 moreTechnologyMR - This week
IT Systems Administrator - Millennium Space Systems with Security Clearance
Boeing
El Segundo, CA🇺🇸$102.8k - $151.3k/yr3 days agoActive DirectoryAgileDNS+1 moreTechnologyBO - This week
Classified Systems Administrator
Aerospace Corporation
El Segundo, CA🇺🇸$95.2k - $142.7k/yr3 days agoDockerActive DirectoryAnsible+3 moreRemoteTechnologyAE - This week
IT Systems Administrator - Millennium Space Systems
Boeing Company
El Segundo, CA🇺🇸$102.8k - $151.3k/yr4 days agoActive DirectoryAgileCompliance+4 moreTechnologyBC - This week
Principal Systems Administrator with Security Clearance
RTX
El Segundo, CA🇺🇸$95.5k - $181.7k/yr4 days agoActive DirectoryDNSVMwareTechnologyRT - This week
ESS Terminal Senior Systems Engineer with Security Clearance
SAIC
El Segundo, CA🇺🇸$160.0k - $200k/yr6 days agoAgileConfluenceJira+1 moreTemporary/CasualTechnologySAGet new System Administrator jobs in El Segundo in your inbox
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Principal Windows System Administrator with Security Clearance
RTX
El Segundo, CA🇺🇸$95.5k - $181.7k/yr1 week agoSplunkActive DirectoryDNS+1 moreTechnologyRTESS Terminal Senior Systems Engineer
SAIC
El Segundo, CA🇺🇸$160.0k - $200k/yr2 weeks agoAgileConfluenceJira+1 moreRemoteTechnologySARHEL 8 Linux Systems Administrator
SAIC
El Segundo, CA🇺🇸$120.0k - $160k/yr2 weeks agoDockerShellAnsible+6 moreRemoteTechnologySAClassified Windows System Administrator with Security Clearance
Aerospace Corporation
El Segundo, CA🇺🇸$31 - $56/hr2 weeks agoSQLSQL ServerActive Directory+7 moreRemoteTechnologyAENetwork Systems Administrator
MANTECH
El Segundo, CA🇺🇸2 weeks agoHTTPHTTPSFull timeTechnologyMAPrincipal Windows Systems Administrator - Top Secret required with Security Clearance
RTX
El Segundo, CA🇺🇸$95.5k - $181.7k/yr2 weeks agoSplunkVMwareTechnologyRTSenior Communications Systems Engineer with Security Clearance
Aerospace Corporation
El Segundo, CA🇺🇸$129k - $193.5k/yr2 weeks agoMATLAB5GMachine Learning+3 moreRemoteTechnologyAENetwork Systems Administrator with Security Clearance
MANTECH
El Segundo, CA🇺🇸3 weeks agoHTTPHTTPSTechnologyMASenior Systems Administrator with Security Clearance
Tecolote Research
El Segundo, CA🇺🇸$65k - $85k/yr5 weeks agoAWSDNSPowerShell+3 moreTechnologyTRCommunication Systems Engineer - Member of the Technical Staff/S with Security Clearance
Aerospace Corporation
El Segundo, CA🇺🇸$95.2k - $165.5k/yr5 weeks agoMATLABMachine LearningC+++1 moreRemoteTechnologyAESystems Administrator with Security Clearance
Tecolote Research
El Segundo, CA🇺🇸$55k - $75k/yr5 weeks agoTechnologyTRSr. Comp/Network System Engineer with Security Clearance
Solutions Through Innovative Technologies, Inc.
El Segundo, CA🇺🇸5 weeks agoTechnologySTSr. Linux Systems Administrator (TS/SCI CI Poly) with Security Clearance
Zachary Piper Solutions, LLC
El Segundo, CA🇺🇸$140k - $205k/yr5 weeks agoActive DirectoryAgilePowerShell+1 moreTemporary/CasualTechnologyZPPrincipal Linux Administrator with Security Clearance
RTX
El Segundo, CA🇺🇸$95.5k - $181.7k/yr5 weeks agoEncryptionActive DirectoryAnsible+2 moreOtherRTPrincipal System Administrator Windows or Linux with Security Clearance
RTX
El Segundo, CA🇺🇸$95.5k - $181.7k/yr5 weeks agoEncryptionActive DirectoryAnsible+1 moreTechnologyRTSr. Communication Systems Engineer with Security Clearance
Aerospace Corporation
El Segundo, CA🇺🇸$166.4k - $249.6k/yr5 weeks agoRemoteTechnologyAESenior Systems Engineer
Booz Allen Hamilton
El Segundo, CA🇺🇸$86.8k - $198k/yr5 weeks agoAgileConfluenceJira+1 moreTechnologyBA
Frequently asked questions
How many System Administrator jobs in El Segundo are available?
Haystack currently lists 27 live System Administrator jobs in El Segundo, with 10 added in the past week. Numbers refresh daily.
What do System Administrator jobs in El Segundo pay?
Advertised salaries typically range from $127k to $160k per year, based on 21 live postings with advertised salaries.
Which companies are hiring for System Administrator jobs in El Segundo?
Aerospace Corporation, RTX, Boeing, SAIC, MANTECH are actively hiring right now, alongside 7 other employers.
Are there remote System Administrator jobs in El Segundo?
Yes. 8 of the current listings are remote friendly. Browse the remote-only view.