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33 linux systems administrator jobs at 23 companies in Perris, CA

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
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2mo
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Linux Administrator
Irvine, California, United States
$100k-$115k/yr OnsiteFull Time
Boot Barn
Boot BarnNYSE: BOOT: Specialty retailer of western and work-related apparel and footwear.
3+ YOEBachelors or equivalent experience, 3+ years system administration, Windows Domain Group Policy, Microsoft Exchange/Office 365, PowerShell, Microsoft Windows Server, virtualization, networking, Azure, Kubernetes, Ansible, scripting, backup and restore, and willingness to work extended hours.
Microsoft Windows Server, Microsoft Active Directory, DNS, DHCP, SMB, NFS, Kubernetes, Ansible, PowerShell, Microsoft Exchange, Microsoft Office 365, Azure, PAM, MDM
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10h
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Linux Administrator (Classified Systems) – Active Secret Clearance Required
Carlsbad, California, United States
$121k-$191k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
6+ YOEActive Secret clearance, 6+ years Linux administration (RHEL/Ubuntu), 4+ years DoD/industrial security with RMF, 2+ years virtualized infrastructure (VMware/Hyper-V/OpenShift), Trellix, AD/IdAM, NetApp/Veeam experience, ability to lift 40lbs, DoD 8140.01 certs.
RHEL, Ubuntu, VMware, Hyper-V, OpenShift, Trellix, ePO, Active Directory, IdAM, GPOs, DNS, DHCP, NetApp, Veeam, Docker, LXD, Ansible, Puppet, Splunk
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4w
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IT Systems Administrator
Orange, California, United States
$80k-$115k/yr OnsiteFull Time
Winchester Interconnect
Winchester Interconnect: Designs and manufactures custom connectors and cable assemblies.
8+ YOE8+ years systems administration experience in multi-site manufacturing; 8+ years SQL/database administration; proficiency with Windows Server, Linux/Unix, virtualization, cloud platforms, networking, backup/DR, and cybersecurity.
Google Enterprise, ADP, Crowdstrike Falcon, Tanium, Microsoft Active Directory, GlobalShop, SQL, Microsoft Windows Server, Linux/Unix, VMware, Microsoft Hyper-V, AWS, Microsoft Azure, Google Cloud
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1mo
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IT Systems Administrator
Seal Beach, California, United States
$86k-$150k/yr OnsiteFull Time
AstroForge
AstroForge: Mines and refines valuable minerals from near-Earth asteroids.
3+ YOE3+ years in IT systems administration with cross-platform support (macOS, Windows, Linux); network administration; IAM; cloud and SaaS management; ITAR/CMMC awareness.
macOS, Windows, Linux, routing, switching, VPNs, firewalls, wireless, Active Directory, Azure AD, Okta, AWS, GCP, Azure, Google Workspace, Microsoft 365, Slack, Zoom, GitHub, Bash, PowerShell, Python, Jamf, Intune, NIST CSF, CIS Controls, CompTIA Security+, Network+
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1mo
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Senior Systems Administrator
Costa Mesa, California, United States
$146k-$194k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
8+ YOE8+ years designing and implementing classified IT systems; experience with air-gapped systems, physical hardware, virtualization (VMware/Podman), Windows and Linux administration, DISA STIG hardening, NIST 800-53/RMF familiarity, automation, DoD 8570/8140 baseline certification, and active U.S. Top Secret clearance.
Lattice OS, Microsoft Windows, Microsoft Windows Server, Linux, VMware, Podman, Ansible, DISA STIGs, NIST 800-53, Risk Management Framework (RMF)
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1mo
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Classified Systems Administrator
Woburn or Boston or Arlington or Dayton or Melbourne or Carlsbad
$115k-$160k/yr OnsiteFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
3+ YOETS/SCI with CI Polygraph required; U.S. citizenship. 3+ years technical experience or equivalent. Linux (Red Hat/CentOS/Ubuntu) and Windows administration, Active Directory, networking, NAS, firewall, PowerShell automation, DoD security guidance knowledge, and after-hours support.
Red Hat, CentOS, Ubuntu, Windows, NAS Storage, Firewall, Microsoft Active Directory, Group Policy, PowerShell, Enterprise Virtualization Tools, Multi-Factor Authentication, Public Key Infrastructure, Web Server, LDAP, Security Technical Implementation Guidelines (STIGS), Security Content Automation Protocol (SCAP), Host Based Security System (HBSS), Assured Compliance Assessment Solution (ACAS), DoD Ports, Protocols, and Services (PPS)
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3d
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IT Systems Administrator / AWS Infrastructure Specialist
Rancho Santa Margarita, California, United States
$45-$65/hr HybridFull Time
Melissa
Melissa: Provides global address, identity, and contact data quality solutions.
Experience administering AWS, Linux (Ubuntu), Windows, Kubernetes and Docker; familiarity with EC2, ALB, EKS and Alibaba Cloud; participation in SOC2/ISO 27001/FedRAMP compliance; OSCAL/documentation automation; on-call support availability.
AWS, EC2, ALB, EKS, Alibaba Cloud, Kubernetes, Docker, Ubuntu, Linux, Windows, OSCAL (Open Security Controls Assessment Language), hypervisors
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1mo
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IT Systems Engineer
Anaheim, California, United States
RemoteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
4+ YOEBachelor's degree with 4+ years systems administration experience or 6+ years without degree; Linux administration required; experience with Veeam Backup & Replication and Veeam Recovery Orchestration; Microsoft Windows Server administration; must pass drug screen.
Linux, Veeam Backup & Replication, Veeam Recovery Orchestration, Microsoft Windows Server
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5d
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District Network Systems Administrator
Mission Viejo, California, United States
$9k-$13k/mo OnsiteFull Time
South Orange County Community College District
South Orange County Community College District: Provides higher education and vocational training in Southern California.
4+ YOEAdminister and maintain district LAN/WAN, design network solutions, troubleshoot network issues, prepare technical specifications, and collaborate with campus network administrators.
Windows, Linux, network management software, web server software, anti-virus servers
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2w
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Systems and Information Administrator
Irvine, California, United States
$75k/yr OnsiteFull Time
Cityside Fiber
Cityside Fiber: Provides high-speed fiber-optic internet to Southern California communities.
2+ YOEBachelor's or equivalent experience,2+ years server administration and data governance,proficiency with APIs/JSON/Postman,SQL,virtualization (VMware/Hyper-V),and strong troubleshooting and communication skills.
JSON, GeoJSON, Postman, SQL, VMware, Hyper-V, Microsoft Windows Server, Linux, Microsoft Active Directory, ERP, CRM, HRIS
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2mo
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10351 - Systems Administrator III
Irvine, California, United States
$135k-$150k/yr OnsiteFull Time
Hyundai AutoEver America
Hyundai AutoEver AmericaKorea Exchange: 307950: Provides automotive software and IT services for mobility systems.
8+ YOE8+ years networking experience; cloud/platform experience; strong TCP/IP, BGP, OSPF; AWS/GCP/Azure networking; virtualization and security knowledge.
Terraform, Ansible, Python, Jira, ServiceNow, Confluence, Prometheus, Grafana, Splunk, ELK, SNMP, SSH, WMI, NetFlow, SolarWinds, Orion, Windows, Linux, UNIX, Cisco, Arista, OpenStack, OpenShift
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1mo
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Systems Administrator 3 - Network and Desktop Computing - FT - Day
Orange, California, United States
$51-$78/yr HybridFull Time
University of California, Irvine
University of California, Irvine: Public research university offering higher education and academic degrees.
5+ YOE5+ years enterprise computing experience; advanced networking (TCP/IP, DNS, DHCP), scripting/automation (Python, PowerShell, Ansible, Puppet), Linux (RHEL, Ubuntu), VMware, Nutanix, Cisco UCS, Windows Server, storage and security expertise.
TCP/IP, ARP, DHCP, UDP, DNS, Routing & Firewalls, Python, PowerShell, Ansible, Puppet, Nutanix, VMware, VMware PowerCLI, Red Hat Enterprise Linux (RHEL), Ubuntu, Windows Server, DFS, ITIL, Fiber Channel (FC), Cisco UCS, Allscripts, EPIC, Electronic Medical Records (EMR), EMC, HP, IBM, Active Directory, CommVault Simpana, Orion, Microsoft Exchange, Microsoft Lync, SQL, Oracle
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1mo
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IT Systems Engineer
Anaheim, California, United States
$80k-$120k/yr RemoteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
4+ YOE4+ years systems administration experience with Linux required; experience with Veeam Backup & Replication and Microsoft Windows Server; Bachelor's in IT/CS/IS preferred (or 6 years experience); must pass drug screen.
Veeam Backup & Replication, Veeam Recovery Orchestration, Linux, Microsoft Windows Server, ERP
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1w
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Senior Systems Analyst (68.26)
San Dimas, California, United States
$106k-$181k/yr OnsiteFull Time
Golden State Water Company
Golden State Water CompanyNYSE: AWR: Distributes regulated water to residential and commercial customers.
7+ YOE7+ years systems analysis experience, BS in Computer Science or equivalent, Oracle DB/CC&B experience preferred, SQL/PLSQL, Linux administration, troubleshooting, strong communication and change management skills.
Oracle Customer Care and Billing (CC&B), Oracle Business Intelligence Publisher, Automic Automation Manager, OpenText Exstream, Oracle Mobile Workforce Management (MWM), Customer Web Self-Service (CSS), Oracle Database, SQL, PL/SQL, SQL Developer, Toad, Linux, Oracle Weblogic Server, Enterprise Manager, Oracle Utilities SDK, Eclipse, Oracle SOA Suite, Oracle Integration, Java, Python, BI Publisher
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1mo
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System Administrator III
Rancho Mirage, California, United States
$45-$69/hr HybridFull Time
Eisenhower Health
Eisenhower Health: Provides comprehensive medical care and hospital services in California.
8+ YOEBachelor's in IT or 4+ years experience, 8+ years as System Administrator, advanced certifications (Citrix, SAN, CCNA, CISSP, etc.), Epic ECSA if assigned, strong systems, storage, virtualization and security skills.
LANDesk, Microsoft Exchange, Microsoft Active Directory, DHCP, DNS, Microsoft Group Policy, Microsoft Certificate Services, PXE, Citrix, VMware vSphere, P2V, P2P, Symantec Endpoint, sys-prep, PRTG, Active Administrator, bash, vb-script, Windows DSC, Cisco UCS, CommVault, VNX, XtremIO, Isilon, Epic, SAN, Microsoft Windows Server, Microsoft Windows 10, Apple iOS, Apple OSx, Linux
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1mo
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IT Systems Engineer II
La Mirada or United States
$58-$67/hr HybridFull Time
Biola University
Biola University: Private Christian university providing undergraduate and graduate degree programs.
2+ YOE2+ years systems engineering (3+ IT experience preferred). Expertise in Linux/Windows/macOS administration, cloud platforms (AWS, Azure), containerization (Kubernetes), GitOps, Ansible, identity and endpoint management, automation/IaC, security best practices, and use of AI for operational tasks.
Linux, Windows, macOS, iOS, Kubernetes, Google Workspace, Zoom, Microsoft 365, AWS, Azure, GitOps, Ansible, Entra ID, Intune, SCCM, Jamf
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3w
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Network Security Administrator
Tustin, California, United States
$150k-$180k/yr OnsiteFull Time
Design West Technologies
Design West Technologies: Designs and manufactures aerospace and defense electro-mechanical systems.
5+ YOE5–8 years in network/systems/cybersecurity; hands-on Palo Alto (NGFW, Prisma Access, Cortex XDR); Microsoft Windows Server, Linux, Microsoft Azure, Microsoft Entra ID; CMMC Level 2/NIST SP 800-171 knowledge; active or obtainable Secret clearance.
Palo Alto Networks, NGFW, Prisma Access, Cortex XDR, Microsoft Windows Server 2016\u00092022, Linux, Microsoft Azure, Microsoft Entra ID, Microsoft Active Directory, PowerShell, Bash
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1w
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(Senior) Quality Specialist for Distributed Systems (Riverside, CA, US)
Riverside, California, United States
OnsiteFull Time
SAP
SAPFrankfurt Stock Exchange: SAP: Developer of enterprise business software and cloud applications.
Experience with distributed systems, system administration on Linux, proficiency in two of Java/C++/Python, BS/MS in CS or Electrical Engineering, strong architecture and cloud platform knowledge.
Linux, Java, C++, Python, Hadoop, HDFS, Spark
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2w
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Cloud Systems Engineer III
Santa Ana, California, United States
$123k-$135k/yr HybridFull Time
Orange County's Credit Union
Orange County's Credit Union: Member-owned financial institution providing banking and lending services.
3+ YOE3+ years Windows Server administration, 2+ years cloud infrastructure (AWS/Azure), Microsoft Intune and Linux experience, IaC and automation (Terraform, Bicep/ARM, CloudFormation, Ansible), scripting (Python, PowerShell, Bash). California residency within 50-mile commute required.
Microsoft Windows Server, Active Directory, Group Policy Objects (GPOs), DNS, DHCP, Microsoft Intune, Azure Active Directory (Entra ID), AWS, Azure, Infrastructure as Code (IaC), Terraform, Bicep/ARM, CloudFormation, Ansible, Git, Python, PowerShell, Bash, CI/CD, Kubernetes, AKS, EKS, VPC, VNet, VPN, ExpressRoute, Direct Connect, container registries, API gateways, managed databases, messaging
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1mo
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Information Assurance Security Administrator
Carlsbad, California, United States
OnsiteFull Time
24 Hour Fitness
24 Hour Fitness: Operates a national chain of commercial fitness clubs.
1+ YOEExperience with CIS CSC 18, PCI, IDS/IPS, forensics, firewall, UNIX and Microsoft systems; Security+ (or equivalent); Associate's degree or relevant experience; 1+ years related experience. Python, penetration testing, CASP/GIAC preferred.
CIS CSC 18, PCI, Firewall, UNIX, Microsoft Systems, Python, Agile, Scrum
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