67 windows system administrator jobs at 49 companies in Piru, CA

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Principal Windows System Administrator
El Segundo, California, United States
$96k-$182k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: Provides advanced aerospace and defense systems and services.
5+ YOERequires 5+ years relevant experience or an advanced degree with 3+ years, active Secret clearance, U.S. citizenship, Windows administration experience, and Security+ CE or equivalent within 6 months.
Active Directory, Exchange, WSUS, Hyper-V, VMware, Group Policy, Ivanti, Splunk, Tenable, Symantec, Nessus, HPE MSA, NetApp, DNS, DHCP, VMware vCenter, vSphere, ESXi, Virtual Desktop Infrastructure (VDI), Microsoft Hypervisor
3w
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Classified Windows System Administrator
El Segundo or Chantilly
$75k-$113k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
3+ YOETS/SCI clearance and U.S. citizenship required. 3+ years enterprise Windows administration, 2+ years virtualization (VMware or Hyper-V). Must meet DoD 8570.01-m IAT Level II (CompTIA Security+). Experience with Citrix, Active Directory, NFS, and EM environments preferred.
Citrix, Windows Terminal Server, VMware, Hyper-V, Windows Admin Center, MS SQL, Puppet, PowerShell DSC, Ansible, Bash, PowerShell, Terraform, Python, NFS, Active Directory
1w
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System Administrator
Point Mugu, California, United States
$130k-$145k/yr OnsiteFull Time
ASEC
ASEC: Provides engineering and flight support services for military aviation.
5+ YOERequires U.S. citizenship, active DoD Top Secret clearance, CompTIA Security+, five years of related system administration experience preferred, VMware, Windows, DNS, policies, and Active Directory experience.
ACAS, Evaluate STIG, DISA STIG, FISMA, NIST 800-53, DoD SRG, vCenter, VMware, Windows, Linux, Host Based Security Systems (HBSS), Domain Name System (DNS), Microsoft Active Directory (AD), Windows PowerShell
2w
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System Administrator
Port Hueneme, California, United States
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
0+ YOEBachelor's or equivalent experience, DoD 8570 baseline certification (Security+), IAT Level II (or obtain within 6 months), Secret clearance, Linux/Windows Server, SolarWinds, VMware/ESXi experience, systems administration/cybersecurity experience.
Linux, SolarWinds, Windows Server, Active Directory, Group Policy, VMware, ESXi
3w
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IT System Administrator
Los Angeles or El Segundo or Hawthorne
$80k-$100k/yr OnsiteFull Time
Freeform
Freeform: Deploys autonomous AI-powered metal 3D printing factories.
1+ YOE1+ years system administration experience with on-prem infrastructure, Windows/Linux administration, Active Directory/Azure AD, endpoint management (Intune,GPO), networking, AV support, lifting ability, and security-first mindset.
Kubernetes (k8s), Ansible, PowerShell DSC, AWS, Azure, GCP, Grafana, Prometheus, Python, Bash, PowerShell, Siemens Teamcenter, MATLAB, Visual Studio, Active Directory, Azure AD / Entra ID, Microsoft Intune, Group Policy (GPOs), SAN
1mo
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Information System Administrator
Thousand Oaks or Camarillo
$78k-$104k/yr OnsiteFull Time
Teledyne Technologies
Teledyne TechnologiesNYSE: TDY: Manufactures sensors, cameras, and electronics for aerospace and defense.
5+ YOE5+ years system administration in classified/government environments; expertise in Windows Server, Active Directory, virtualization, enterprise storage, Cisco networking, cybersecurity frameworks (RMF/NIST), and DoD 8140 IAT Level II (Security+ or higher); active Secret clearance and U.S. citizenship required.
Windows Server, Active Directory, VMware, Hyper-V, Dell EMC Unity, Cisco, IDS/IPS, RMF, NIST 800-53, ITIL, Linux
1mo
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System Administrator - Level 4
Pasadena, California, United States
$107k-$160k/yr OnsiteFull Time
Sophia Space
Sophia Space: Modular data center hardware for in-orbit computing and AI.
5+ YOE5+ years systems administration experience supporting mixed macOS/Windows/Linux environments; strong identity/access, MDM, networking, troubleshooting, documentation, and automation skills (Python/Bash/PowerShell).
Apple Business Manager, Google Workspace, Microsoft Entra ID, Intune, Python, Bash, PowerShell, MDM, SSO, SAML, SCIM, MFA, RBAC, VPNs, VLANs, Wi-Fi, Linux, NIST 800-171, CMMC
2w
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System Administrator
Los Angeles, California, United States
$60-$70/hr HybridContract
Cosm
Cosm: Operates immersive entertainment venues and develops shared reality technology.
5+ YOE5+ years infrastructure/system administration experience (media/VFX preferred). Expert Windows/Mac/Linux administration, system imaging, scripting (PowerShell/Bash/Python), render farm and storage management, AWS and monitoring tools.
Windows, Mac, Linux, WDS, WSUS, SCCM, ECM, PDQ Deploy, PowerShell, Bash, Python, HP Anyware, Parsec, Splashtop, Jump Desktop, Nuke, Resolve, Cinema 4D, Houdini, Thinkbox Deadline, AWS Deadline Cloud, RenderMan, LogicMonitor, Grafana, S3, EC2, VPC, Intune, Apple Business, JAMF Pro, Cisco Prime, Arista CloudVision, Aruba Central, Ruckus SmartZone
1mo
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System Administrator, IT Services
Calabasas, California, United States
$90k-$100k/yr OnsiteFull Time
AmaWaterways
AmaWaterways: Provides luxury river cruise vacations on international waterways.
3+ YOE3–5 years system administration experience; Associate's or Bachelor's in IT/CS/IS or equivalent; hands-on with VMware, Citrix, Microsoft 365/Entra, Azure/AWS, 8x8, Cisco, Intune, PowerShell, ITSM and backup/patch management; participates in on-call rotation.
VMware vSphere, ESXi, vCenter, Citrix Cloud, Citrix DaaS, Citrix Virtual Apps and Desktops, Microsoft 365, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint Online, OneDrive, Active Directory, Microsoft Entra ID, Microsoft Azure, AWS, 8x8, Cisco, Windows Server, Linux, Microsoft Intune, Windows 10, Windows 11, macOS, ServiceNow, Jira Service Management, Freshservice, PowerShell, Microsoft Office, Veeam, Microsoft Teams Rooms
4d
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Systems Administrator
Woodland Hills, California, United States
$105k-$115k/yr OnsiteFull Time
Los Angeles Rams
Los Angeles Rams: Operates a professional American football team.
5+ YOERequires 5+ years of systems administration experience, Microsoft enterprise technologies, hybrid cloud, identity platforms, Windows Server, virtualization, Intune, PowerShell, networking, and monitoring platforms.
Microsoft 365, Microsoft Entra ID, Active Directory, Exchange Online, Microsoft Teams, Microsoft SharePoint Online, Windows Server, VMware, Hyper-V, Microsoft Intune, PowerShell, SAML, SCIM, SSO, DNS, DHCP, SMB, iSCSI, Azure, Linux, Red Hat Enterprise Linux, SQL, Databricks, Jira Service Management
2mo
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Systems Administrator
Port Hueneme, California, United States
$108k-$145k/yr OnsiteFull Time
Resource Management Concepts
Resource Management Concepts: Provides IT, cybersecurity, and engineering solutions to government agencies.
3+ YOEBachelor's in CS/IS/Engineering, 3+ years systems administration experience, active Top Secret (T5) clearance, IAT Level II (DoD 8570/8140) certification required; experience with Windows/Linux, virtualization, and cybersecurity.
Windows, Linux, firewalls, antivirus solutions, intrusion detection systems, virtualization
2d
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Network Administrator
Los Angeles or Monterey Park
$120k-$160k/yr OnsiteFull Time
Cumming Group
Cumming Group: International consultancy providing construction project and cost management services.
7+ YOEBachelor's degree in computer science or related field and 7 years of systems and network administration experience. Requires Windows, networking protocols, security, virtualization, cloud, troubleshooting, and automation expertise.
Microsoft Windows, Windows Servers, DNS, DHCP, SMTP, HTTP, HTTPS, SFTP, Microsoft Active Directory Services, Entra ID, Office 365, Microsoft SharePoint, VPN Appliances, Cisco Meraki Appliances, Enterprise Antivirus, CrowdStrike, Zoom Administration, Microsoft Teams, VPNs, ACLs, IPSEC, SSL, PowerShell, VMware, Hyper-V, Rubrik Backup and Recovery, Nessus, Splunk
1w
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Journeyman Systems Administrator
Camarillo or Point Mugu
$125k-$150k/yr OnsiteFull Time
Saalex
Saalex: Provides engineering, IT, and mission support for defense agencies.
5+ YOERequires 5+ years of systems administration experience, Windows or UNIX/Linux expertise, Security+ or equivalent certification, high school diploma/GED, and active Top Secret clearance with SAP eligibility.
Windows, UNIX, Linux, Windows Server, Risk Management Framework (RMF), Authority to Operate (ATO), Information Assurance (IA), STIG, ACAS, IAVM, Configuration Control Board (CCB), Configuration Management Plans (CMPs)
1d
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Dealership Management Systems Administrator
El Monte, California, United States
$90k-$100k/yr OnsiteFull Time
Longo Lexus
Longo Lexus: Authorized Lexus dealership providing vehicle sales and maintenance services.
3+ YOERequires 3–5 years of IT systems administration experience, advanced Excel skills, Microsoft Windows administration, Endpoint Manager and help desk software experience, a driver's license, and travel up to 25%.
Microsoft Windows, Microsoft Endpoint Manager, help desk ticketing software, Tekion, Macro Express, AWS, Microsoft Excel, Analytics Portal, Custom Library, Comply Auto, GearSync, Microsoft 365?
1mo
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Information Systems Administrator
Hawthorne, California, United States
OnsiteFull Time
Quantum Space
Quantum Space: Developing maneuverable spacecraft platforms for defense and commercial missions.
4+ YOE4+ years in system administration/DevOps/cloud/network support; experience with Linux/macOS/Windows, scripting (BASH/Shell/YAML), IaC (Terraform/Ansible/Puppet), Azure/AWS, IdP/SAML, cybersecurity (CompTIA Security+), and ability to obtain/maintain security clearance.
Linux, macOS, Windows, BASH, Shell, YAML, Terraform, Ansible, Puppet, Microsoft Azure, Amazon Web Services, IdP, SAML
1mo
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Systems Administrator
Los Angeles, California, United States
$85k-$120k/yr OnsiteFull Time
Antares
Antares: Designing and manufacturing microreactors for defense and space missions.
2+ YOE2+ years IT support/systems administration experience; Microsoft 365/Entra ID/Intune knowledge; endpoint, networking, and cloud (Azure/AWS) familiarity; PowerShell and troubleshooting skills; compliance/audit documentation experience.
Microsoft 365, Microsoft Entra ID, Microsoft Intune, Microsoft Defender, Microsoft Exchange, Microsoft Teams, Microsoft SharePoint, Windows, macOS, Linux, PowerShell, Microsoft Azure, AWS, GCC High, Ubiquiti, UniFi, Zoom, PSA, RMM, VPN, LAN, WAN, WiFi, TCP/IP, DNS, DHCP, VLAN, NAC
1mo
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Network Systems Administrator
San Salvador or Los Angeles
OnsiteFull Time
AireSpring
AireSpring: Provides managed connectivity, cloud communications, and network security services.
7+ YOE7–8 years experience designing, configuring, and maintaining Windows and Linux platforms, hypervisors (KVM, ESXi, Hyper-V), network services (SD-WAN, IPsec, SBCs, QoS, TACACS), automation and scripting, HA systems, and system troubleshooting.
Windows, Linux, KVM, ESXi, Hyper-V, Dell, HP, Intel, Super Micro, SSHd, IPsec, SBCs, QoS, AAA, TACACS, syslog, iPerf, firewalld, SQL, ACLs, VRFs, RAID
1mo
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Senior Systems Administrator - Desktop
Port Hueneme, California, United States
$95k-$135k/yr OnsiteFull Time
HII
HIINYSE: HII: Builds naval ships and provides global defense technology solutions.
5+ YOEActive TS/SCI clearance required; 5+ years desktop administration; expertise with Windows/ThinLinux, Citrix Zendesktop, appV, Windows Terminal Services, MECM/SCCM, endpoint security, SRG/STIG security baselines, hardware/software lifecycle and troubleshooting.
Windows, ThinLinux, Citrix Zendesktop, appV, Windows Terminal Services, MECM, SCCM
1mo
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Systems Administrator IV
Edwards AFB or Lancaster or Palmdale
$97k-$130k/yr OnsiteFull Time
JT4
JT4NYSE: AMTM: Provides engineering and technical support for military test ranges.
9+ YOERequires 9+ years computer systems experience, bachelor’s degree or equivalent, U.S. citizenship, ability to obtain Top Secret with Special Access, CompTIA Security+ (DoD IAM Level II) within 6 months, valid driver’s license, Windows/Red Hat, Splunk, ACAS, Active Directory experience.
Splunk, ACAS, Trellix ePolicy Orchestrator, DoD STIGs, IAVM, SCAP, Virtualization, VDI, Windows Operating Systems, Red Hat Operating Systems, Active Directory, IAO Express, Network-Attached Storage (NAS), Storage Area Network (SAN)
1mo
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Endpoint Systems Administrator
Los Angeles, California, United States
$95k-$125k/yr OnsiteFull Time
Corgan
Corgan: Architecture and design firm providing planning and building services.
5+ YOEBachelor's in CS/MIS or equivalent, 5+ years endpoint/end-user computing experience, expertise with endpoint management (SCCM/MCEM, Intune, JAMF), Windows/MacOS/iOS, Microsoft services and server administration, strong customer service and project skills.
Microsoft Endpoint Configuration Manager, Microsoft Intune, SCCM/MCEM, JAMF, Windows, MacOS, iOS, Microsoft Exchange, Microsoft Entra, Microsoft Teams, Microsoft SharePoint, AD, GPO, DNS, DHCP, DFS, ServiceNow, MTRs, ResourceXpress, Shure, Crestron

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