System Administrator Jobs in El Segundo
29 live System Administrator roles in El Segundo, United States. Apply directly on Haystack.
Last updated 15 September 2026. Job counts refresh daily.
As of 15 September 2026, Haystack lists 29 live System Administrator jobs in El Segundo, with 5 added in the past week and typical advertised salaries of $110k to $143k. Employers hiring right now include RTX, Aerospace Corporation and Boeing. 17% of these roles are remote friendly.
Top companies hiring
plus 8 more companies hiring in this category
- RI
PLM Administrator
NewRadiant Industries
El Segundo馃嚭馃嚫YesterdaySQLCADCompliance+5 - SK
Teamcenter Adminstrator
Space Kinetic
El Segundo馃嚭馃嚫3 days agoDroneSQLSQL Server+7 - RI
Senior System Administrator
Radiant Industries
El Segundo馃嚭馃嚫3 days agoAWSActive DirectoryDNS+3Technology - RT
System Administrator El Segundo or Goleta with Security Clearance
RTX
El Segundo, CA馃嚭馃嚫$75.8k - $144.2k/yrOn-site4 days agoEncryptionActive DirectoryAnsible+1Technology - BO
Mid-Level, Lead or Senior Satellite Systems Ground Systems Engin with Security Clearance
Boeing
El Segundo, CA馃嚭馃嚫$119.8k - $162.2k/yrOn-site4 days agoAgile - BO
IT Systems Administrator - Millennium Space Systems with Security Clearance
Boeing
El Segundo, CA馃嚭馃嚫$102.8k - $151.3k/yrOn-site1 week agoActive DirectoryAgileDNS+1Technology - RT
Windows System Administrator with Security Clearance
RTX
El Segundo, CA馃嚭馃嚫$75.8k - $144.2k/yrOn-site1 week agoActive DirectoryAnsibleDNSTechnology - BO
System Administrator (Experienced or Senior) with Security Clearance
Boeing
El Segundo, CA馃嚭馃嚫$119.8k - $197.8k/yrOn-site2 weeks agoSplunkActive DirectoryLDAPTechnology - EN
Configuration Management Specialist with Security Clearance
NewENSCO
El Segundo, CA馃嚭馃嚫$97k - $121k/yrOn-siteYesterdayConfluenceJiraMicrosoft OfficeTechnology - SK
Infrastructure & Systems Administrator
Space Kinetic
El Segundo馃嚭馃嚫$80k/yr4 weeks agoDockerDroneTCP/IP+6TechnologyGet new System Administrator jobs in El Segundo in your inbox
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- CI
Senior Network Administrator
CHAOS Industries
El Segundo馃嚭馃嚫5 weeks agoAWSTCP/IPAnsible+5Technology - NG
Principal Systems Engineer - Requirements & Verification with Security Clearance
NewNorthrop Grumman
El Segundo, CA馃嚭馃嚫$114k - $171k/yrOn-site2 days agoAgileHTTPTechnology - IS
Senior Systems Engineer
IESE Solutions
El Segundo, California馃嚭馃嚫On-site1 year agoAgileAssemblyTechnology - RT
Principal Systems Administrator with Security Clearance
RTX
El Segundo, CA馃嚭馃嚫$95.5k - $181.7k/yrHybrid4 weeks agoActive DirectoryDNSVMwareTechnology - AE
Classified Windows System Administrator with Security Clearance
NewAerospace Corporation
El Segundo, CA馃嚭馃嚫$31 - $56/hrRemote2 days agoSQLSQL ServerActive Directory+7Technology - MA
Network Systems Administrator
MANTECH
El Segundo, CA馃嚭馃嚫On-site2 weeks agoHTTPHTTPSTechnology - MA
Network Systems Administrator
MANTECH
El Segundo, California馃嚭馃嚫On-site6 weeks agoHTTPHTTPSTechnology - AE
Senior Communications Systems Engineer with Security Clearance
Aerospace Corporation
El Segundo, CA馃嚭馃嚫$129k - $193.5k/yrRemote7 weeks agoMATLAB5GMachine Learning+3Technology - MA
Network Systems Administrator with Security Clearance
MANTECH
El Segundo, CA馃嚭馃嚫On-site1 week agoHTTPHTTPSTechnology - SA
Configuration Management Specialist with Security Clearance
SAIC
El Segundo, CA馃嚭馃嚫$80.0k - $120k/yrHybrid4 days agoConfluenceJiraMicrosoft OfficeTechnology - TR
Senior Systems Administrator with Security Clearance
Tecolote Research
El Segundo, CA馃嚭馃嚫$65k - $85k/yrHybrid2 months agoAWSDNSPowerShell+3Technology - AE
Communication Systems Engineer - Member of the Technical Staff/S with Security Clearance
Aerospace Corporation
El Segundo, CA馃嚭馃嚫$95.2k - $165.5k/yrRemote6 weeks agoMATLABMachine LearningC+++1Technology - AE
Windows Infrastructure-as-Code Systems Engineer with Security Clearance
Aerospace Corporation
El Segundo, CA馃嚭馃嚫$135.2k - $220k/yrRemote2 months agoActive DirectoryAnsibleGit+4Technology - TR
Systems Administrator with Security Clearance
Tecolote Research
El Segundo, CA馃嚭馃嚫$55k - $75k/yrHybrid2 months agoAWSActive DirectoryDNS+4Technology - ZP
Sr. Linux Systems Administrator (TS/SCI CI Poly) with Security Clearance
Zachary Piper Solutions, LLC
El Segundo, CA馃嚭馃嚫$140k - $205k/yrHybrid2 months agoActive DirectoryAgilePowerShell+1Technology - AE
Classified Systems Administrator with Security Clearance
Aerospace Corporation
El Segundo, CA馃嚭馃嚫$95.2k - $142.7k/yrRemote2 months agoDockerActive DirectoryAnsible+3Technology - RT
Principal System Administrator Windows or Linux with Security Clearance
RTX
El Segundo, CA馃嚭馃嚫$95.5k - $181.7k/yrOn-site2 months agoEncryptionActive DirectoryAnsible+1Technology - RT
Principal Linux Administrator with Security Clearance
RTX
El Segundo, CA馃嚭馃嚫$95.5k - $181.7k/yrOn-site2 months agoEncryptionActive DirectoryAnsible+2 - CA
Network Engineer Tier 2 with Security Clearance
CACI
El Segundo, CA馃嚭馃嚫$75.2k - $158.1k/yrHybrid2 months agoFiberTCP/IPTechnology
Frequently asked questions
How many System Administrator jobs in El Segundo are available?
Haystack currently lists 29 live System Administrator jobs in El Segundo, with 5 added in the past week. Numbers refresh daily.
What do System Administrator jobs in El Segundo pay?
Advertised salaries typically range from $110k to $143k per year, based on 20 live postings with advertised salaries.
Which companies are hiring for System Administrator jobs in El Segundo?
RTX, Aerospace Corporation, Boeing, MANTECH, Radiant Industries are actively hiring right now, alongside 9 other employers.
Are there remote System Administrator jobs in El Segundo?
Yes. 5 of the current listings are remote friendly. Browse the remote-only view.