185 junior system administrator jobs at 135 companies in Ladera Ranch, CA
1mo
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System Administrator I
Long Beach, California, United States
$27-$32/hr OnsiteFull Time
1+ YOE1+ years systems administration experience; associate or bachelor’s in CS/IS or equivalent; familiarity with Windows Server, Active Directory, VMware, Azure; scripting (PowerShell, Bash, Python); ability to obtain TWIC.
Windows Server, Active Directory, DNS, DHCP, TCP/IP, VMware, vSphere, ESXi, VDI, Azure, PowerShell, Bash, Python, SolarWinds, Jira, Confluence, Qualys
2mo
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IS System Administrator
Temecula, California, United States
$123k-$135k/yr OnsiteFull Time
IT systems administration; AD governance; Azure; VDI; enterprise infrastructure experience.
Active Directory, Azure, VMware Horizon, VDI, Enterprise Cloud Identity, Hypervisor
3w
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IT System Administrator
Los Angeles or El Segundo or Hawthorne
$80k-$100k/yr OnsiteFull Time
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
2mo
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Junior IT Systems Administrator (part-time)
Pasadena or United States
$35-$45/hr HybridPart Time
1+ YOE1–3 years systems administration or IT support experience; experience with Active Directory/Microsoft Entra ID, MDM (Addigy, Jamf, Intune), Windows/macOS endpoints, networking fundamentals, cloud services, and ability to travel to Pasadena-area sites and lift up to 50 lbs.
Windows, macOS, Active Directory, Microsoft Entra ID (Azure AD), Addigy, Jamf, Microsoft Intune, TCP/IP, DNS, DHCP, VLANs, Windows 10/11, Windows Server, Cisco, Fortinet, pfSense, Meraki, Microsoft 365, Google Workspace, Exchange Online, Microsoft Teams, SharePoint, Microsoft Intune/Endpoint Manager, Freshservice, Freshworks, ServiceNow, Ubuntu, RHEL, CentOS, PowerShell, Bash, VMware vSphere, Microsoft Hyper-V, Proxmox, Microsoft Azure, Amazon Web Services (AWS), Google Cloud Platform (GCP)
2mo
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Payroll Administrator
Torrance, California, United States
$25-$28/hr OnsiteFull Time
2+ YOEProcess Americas payroll, set up employees in time & attendance and payroll systems, maintain payroll records, respond to payroll inquiries, ensure accuracy and confidentiality.
1mo
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Systems Administrator
Los Angeles, California, United States
$85k-$120k/yr OnsiteFull Time
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
4d
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Systems Administrator - Surveillance
Highland, California, United States
OnsiteFull Time
2+ YOEBachelor's degree in computer science, information technology, or related field; 2+ years of relevant technical experience; systems administration expertise; valid driver's license; English proficiency; required fiber optic and Genetec certifications.
Microsoft Windows Server, VMware, vSphere, vCenter, SQL Server, Active Directory, SAN, NAS, DAS, Fiber Channel (FC), iSCSI, Palo Alto, Pure Storage, Dell Isilon, Cisco, ESXi, Extreme switching, SolarWinds, Dynatrace, Genetec, Microsoft Certified Systems Engineer (MCSE), Microsoft Certified Systems Administrator (MCSA), Cisco Certified Network Associate (CCNA), Extreme Networks, Extreme Networks Associate (XNA), Extreme Certified Specialist (ECS), Extreme Design Specialist (EDS)
1mo
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System Support Analyst (TEMP)
Irvine, California, United States
$23-$25/hr OnsiteFull Time
1+ YOE1–3 years help desk/system administration experience, strong communication and customer service, bachelor's in CS/Business or equivalent, MS Office proficiency, ability to support retail POS and networking.
Aptos Retail Point of Sale, Windows OS, Microsoft Products, TCP/IP, DNS, DHCP, Wireless (802.11a/b/g)
1w
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Linux Systems Administrator II
Fullerton, California, United States
$6k-$9k/mo OnsiteFull Time
2+ YOEBachelor's degree or equivalent experience, two years of relevant systems administration experience, Linux server administration, troubleshooting, scripting, virtualization, cloud technologies, communication, and a valid California driver's license.
Linux, High Performance Computing (HPC), Docker, Podman, Singularity, Apptainer, Kubernetes, Ansible, Puppet, Chef, Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform, Nagios, Prometheus, Grafana, Zabbix, Simple Linux Utility for Resource Management (SLURM)
1w
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IT Systems Administrator II
Garden Grove, California, United States
OnsiteFull Time
2+ YOERequires 2+ years in Windows systems or network administration and two or more relevant certifications, such as CompTIA A+, CompTIA Network+, MCSA, or CCNA. Bachelor's degree or equivalent experience desired.
Active Directory, Entra ID, Hyper-V, VMware, Microsoft 365, Zoom Phone, Contact Center, Google Workspace, Windows Server, OS X, Linux, UniFi Access Points, UniFi Cameras, Checkpoint Harmony Endpoint Protection, Checkpoint Harmony Email & Collaboration, Ubiquiti UniFi, Exchange Online, Windows 365, Windows Sandbox
1mo
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Engineering Solutions Systems Administrator (TeamCenter)
Costa Mesa, California, United States
$146k-$194k/yr OnsiteFull Time
2+ YOE2+ years TeamCenter PLM administration and engineering systems experience; knowledge of CAD/CAE tool integration, Windows/Linux, strong troubleshooting and communication, and must be a U.S. person.
TeamCenter, Teamcenter, PLM, MCAD, ECAD, CAE, MBSE, Requirements Management, NX, SimCenter, Siemens, Windows, Linux, Lattice OS
3w
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Order Administrator I
Carlsbad, California, United States
$43k-$54k/yr OnsiteFull Time
2+ YOEHigh school diploma, 2+ years order processing or inventory experience, ERP and inventory system experience preferred, advanced Microsoft Excel skills, strong attention to detail and communication.
Microsoft Excel, Microsoft Office, ERP
2w
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Network & Infrastructure Administrator
Rancho Dominguez, California, United States
OnsiteFull Time
Installs and maintains operating systems, servers, virtualisation, network devices and backup systems; troubleshoots issues, follows change management and documents activities; supports governance and security standards.
5d
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Operational Technology Administrator
Rancho Cucamonga, California, United States
OnsiteFull Time
1+ YOEBachelor’s degree with 1–2 years of OT systems experience, or high school diploma/GED with 3–5+ years. Requires industrial OT, network infrastructure, OT security, patch management, and incident response experience.
Operational Technology (OT), laser-guided vehicles, Human-Machine Interface (HMI), historians, servers, remote access, network devices, Industrial Control Systems (ICS), switches, routers, gateways, firewalls
1w
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Sales Administrator – Embedded Computer Industry
City of Industry, California, United States
OnsiteFull Time
1+ YOE1–3 years of related sales support or customer service experience preferred, with strong organization and communication skills. Associate degree preferred; proficiency with Microsoft Office, CRM, and ERP systems.
Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Salesforce, SAP
2mo
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Administrator in Training (CA, Garden Grove, The Grove Post-Acute)
Garden Grove, California, United States
OnsiteFull Time
2+ YOEBachelor's degree in healthcare/business admin or related field; enrollment in/on track for Administrator in Training; strong communication; team collaboration; proficiency in MS Office and healthcare systems; valid driver's license.
Microsoft Office, Healthcare software systems
1mo
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HVAC Service Project Administrator
Brea, California, United States
$63k-$89k/yr HybridFull Time
0+ YOEHigh school diploma or GED, up to 2 years related experience or training, strong communication, problem solving, basic accounting/financial systems familiarity, ability to prioritize and meet deadlines.
1w
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Timekeeping and Payroll Administrator
Brea, California, United States
$22-$25/hr OnsiteFull Time
High school diploma or GED required; payroll, timekeeping, or workforce management experience preferred. Requires computer-based payroll system proficiency, confidentiality, organization, and communication skills.
computer-based payroll/timekeeping systems
1w
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Timekeeping and Payroll Administrator
Brea, California, United States
$22-$25/hr OnsiteFull Time
High school diploma or GED required; payroll, timekeeping, or workforce management experience preferred. Requires computer-based payroll systems proficiency, confidentiality, organization, accuracy, and communication skills.
2w
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DMV and Loan Servicing Administrator
Irwindale, California, United States
HybridPart Time
1+ YOEHigh school diploma/GED, 1+ year financial institution experience, strong organization and member-service skills, knowledge of DMV/title processes preferred, comfortable with Microsoft 365 and loan servicing systems.
Microsoft Outlook, Microsoft Teams, Microsoft Word, Microsoft Excel, Microsoft 365
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