22 cloud systems administrator jobs at 19 companies in Sun City, CA

2w
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Cloud Systems Administrator III
Fullerton, California, United States
$7k-$10k/mo OnsiteFull Time
California State University, Fullerton
California State University, Fullerton: Public research university in Southern California serving undergraduate, graduate and doctoral students through 110 degree programs.
4+ YOEBachelor's equivalent and four years of relevant experience or equivalent substitution. Requires advanced systems administration, cloud, operating systems, server, scripting, virtualization, project management, analytical, communication, and stakeholder skills.
Amazon Web Services (AWS), AWS Organizations, CloudFormation, AWS Cloud Development Kit (CDK), AWS Command Line Interface (CLI), AWS Systems Manager, CloudWatch, CloudTrail, Config, GuardDuty, IAM Access Analyzer, AWS Backup, AWS Budgets, Cost Explorer, Terraform, Git, Linux, Windows Server, containers, serverless
2w
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Systems Administrator
Brea, California, United States
$85k-$120k/yr OnsiteFull Time
Air Treatment Corporation
Air Treatment Corporation: Employee-owned HVAC and refrigeration manufacturer’s representative serving engineers, contractors, building owners, and commercial facilities.
Bachelor's degree or equivalent experience, systems administration experience, Windows Server, Hyper-V, networking, security, cloud platforms, scripting, Active Directory, backups, and on-call support.
Windows Server, Windows Hyper-V, AWS, Azure, Bash, PowerShell, Python, Active Directory, Group Policy, Microsoft Certified Solutions Expert (MCSE)
6d
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Systems Administrator
Brea, California, United States
$95k-$125k/yr OnsiteFull Time
Kirkhill Rubber Company
Kirkhill Rubber Company: Private aerospace and defense manufacturer of engineered elastomer products for aircraft, missiles, and satellites.
Hands-on hybrid cloud, Azure, networking, Windows Server, and security administration experience; active Secret clearance, U.S. citizenship, and CompTIA Security+ required.
Microsoft Azure, Entra ID, Microsoft Intune, PowerShell, Windows Server, Active Directory, Azure Foundry, Microsoft Purview, Microsoft Defender, Copilot, CMMC, NIST 800-171, RADIUS, VLAN, ACL, WAN, SSP, POA&M
3mo
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IT Systems Administrator
Seal Beach, California, United States
$86k-$150k/yr OnsiteFull Time
AstroForge
AstroForge: Private U.S. asteroid-mining extracting platinum-group metals and critical minerals for Earth.
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+
1w
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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: Simple Banking, For People, Not Profit.
2+ YOERequires 3+ years of Windows Server administration, 2+ years of cloud infrastructure experience, Linux, Intune, IaC, cloud security, networking, containers, scripting, and California residency near Santa Ana.
Microsoft Windows Server, Active Directory, Group Policy Objects (GPOs), DNS, DHCP, RHEL, CentOS, Ubuntu, Bash, Ansible, AWS, Azure, Microsoft Intune, Azure Active Directory (Entra ID), Terraform, Bicep, ARM, CloudFormation, Git, IAM, RBAC, MFA, VPC, VNet, VPN, ExpressRoute, Direct Connect, AKS, EKS, Kubernetes, Python, PowerShell, CI/CD
1w
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Network Administrator
Rancho Cucamonga, California, United States
$122k-$159k/yr OnsiteFull Time
Cucamonga Valley Water District
Cucamonga Valley Water District: California public water district providing drinking water, wastewater, and related services to Rancho Cucamonga and neighboring communities.
5+ YOERequires 5 years of enterprise systems and LAN/WAN administration experience, a bachelor's degree, CCNA or CCNP, California Class C driver's license, and expertise in networks, cloud infrastructure, Windows servers, security, and Microsoft O365.
SIEM, IPS, NIST, CIS, ISO 27001, COBIT, PCI DSS, Microsoft O365, Active Directory, Windows, LAN, WAN, Intranet, Internet, VMware, Palo Alto, Microsoft
1d
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System Administrator II
Colorado Springs or Irvine or Denver or Indianapolis or Grand Rapids or Lexington or Los Angeles or Louisville or Texas or San Francisco or United States
$105k-$115k/yr OnsiteFull Time
Trace3
Trace3: Private IT consulting provider serving enterprise and commercial organizations with AI, cloud, data, and cybersecurity services.
3+ YOEBachelor's degree or equivalent experience; 3–5 years of system administration experience; Windows/Linux, enterprise infrastructure, cybersecurity, cloud, automation, and compliance experience; Secret clearance eligibility; DoD 8570 IAT Level II certification.
Windows, Linux, Active Directory, DNS, DHCP, Group Policy, VMware vSphere, ESXi, Hyper-V, Azure, AWS, GCC High, PowerShell, Bash, Python, Ansible, SCCM/MECM, Chef, Puppet, STIG, SCC, IAVA, NIST 800-53, FedRAMP, CMMC, RMF
2mo
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Senior Cloud Operations Engineer - DBA
Irvine, California, United States
OnsiteFull Time
TP-Link Systems Inc.
TP-Link Systems Inc.: Private U.S.-based networking-equipment and smart-home-device maker serving consumers, businesses, and service providers globally.
5+ YOEBachelor's in CS/IT, 5+ years administering AWS cloud databases (MySQL/PostgreSQL), Linux administration, scripting in Shell/Python/Java, strong communication; distributed systems and zero-downtime migration experience preferred.
AWS, MySQL, PostgreSQL, MongoDB, Cassandra, DynamoDB, Redis, Linux, Shell, Python, Java, DMS, NoSQL
1mo
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Senior IT Systems Engineer
Anaheim, California, United States
$127k-$188k/yr HybridFull Time
Credit Union of Southern California
Credit Union of Southern California: Member-owned nonprofit credit union providing checking, savings, loans, mortgages, and financial education to Southern California consumers.
8+ YOE8+ years system administration experience, deep hybrid cloud and Azure expertise, virtualization and backup/DR skills, strong troubleshooting and communication abilities.
Azure, Entra, Purview, Microsoft Intune, Defender, AWS, GCP, Power Automate, Microsoft CoPilot, VMware vSphere, ESXi, SAN, Office 365, Exchange Online, Microsoft SharePoint, Microsoft Teams
2mo
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IT Systems Engineer II
La Mirada or United States
$58-$67/hr HybridFull Time
Biola University
Biola University: Biola offers biblically centered education.
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
1d
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Microsoft 365 Administrator I
Irvine or Baldwin Park or Tennessee
$38-$41/hr OnsiteFull Time
In-N-Out Burger
In-N-Out Burger: Regional fast food restaurant chain serving fresh burgers.
1+ YOE1+ year administering Microsoft 365, using IT ticketing systems, and troubleshooting Microsoft 365 issues. Cloud, security, communication, and problem-solving skills required; associate degree and certifications preferred.
Microsoft 365, Microsoft Teams, Microsoft Copilot, Microsoft SharePoint, Microsoft OneDrive, PowerShell, Microsoft Power Automate, ChatGPT, Claude
1mo
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(Senior) Quality Specialist for Distributed Systems (Riverside, CA, US)
Riverside, California, United States
OnsiteFull Time
SAP
SAPNYSE: SAP: Global leader in enterprise application software and cloud services.
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
1w
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DevOps Engineer II
Irvine, California, United States
$139k-$165k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Provider of commercial and residential real estate information and marketplaces.
3+ YOEBachelor’s degree and 3+ years in a developer-focused DevOps environment; requires infrastructure-as-code, cloud, Kubernetes, networking, systems administration, and estimation experience.
CloudFormation, Terraform, AWS, Microsoft Azure, Google Cloud, Kubernetes, Java, C#, Python, NodeJS, SQL, PowerShell, Bash, REST API, Microservices, Content Delivery Network (CDN)
1w
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Help Desk Technician
Foothill Ranch, California, United States
$28-$31/hr HybridFull Time
Lentegrity
Lentegrity: Independent automotive loan provider serving borrowers and dealerships through indirect vehicle financing.
Diagnose complex computer issues; working knowledge of Active Directory, LAN, wireless technologies, Azure, Azure AD, Windows systems administration, and cloud or physical infrastructure preferred.
Microsoft Active Directory, LAN, Azure, Azure AD, Windows Systems Administrator, Server, Microsoft 365
2w
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Information Technology Manager
Carlsbad, California, United States
$100k-$135k/yr HybridFull Time
Thunder Funding
Thunder Funding: Trucking factoring providing working capital, fuel advances, and carrier services to trucking businesses.
5+ YOEAssociate degree or equivalent experience; 5+ years of IT experience across infrastructure, systems administration, support, and operations; cloud, cybersecurity, endpoint, vendor, project, and leadership experience required.
AWS, Microsoft Azure, Windows Server, MSSQL Server, SQL Server, Windows, macOS, Google Workspace, Microsoft Azure, Zoom Phone, Zoom Contact Center, Five9, CrowdStrike, Grafana, Salesforce, Retool, Azure Data Factory, Microsoft Excel
2w
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Senior Program Analyst
Los Angeles or San Francisco or Sacramento or San Ramon or Chatsworth or Santa Ana or Ontario or San Diego
$135k-$150k/yr OnsiteFull Time
Cordoba Corporation
Cordoba Corporation: California engineering, construction management, and program management firm delivering education, transportation, energy, and water infrastructure.
7+ YOERequires 7+ years of systems and network administration experience, a computer science or related bachelor's degree or equivalent experience, strong troubleshooting skills, and expertise with Windows, networking, security, cloud, and virtualization.
Microsoft Windows, Windows Server, DNS, DHCP, SMTP, HTTP, HTTPS, SFTP, Microsoft Active Directory, Entra ID, Office 365, Microsoft SharePoint, VPN Appliances, Cisco Meraki Appliances, CrowdStrike, Zoom, Microsoft Teams, VPNs, ACLs, IPSEC, SSL, PowerShell, VMware, Hyper-V, Rubrik Backup and Recovery, Nessus, Splunk
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Digital Solutions Consultant
San Diego or Tampa or Dallas or Denver or Irvine or Knoxville
$95k-$120k/yr OnsiteFull Time
APTIM
APTIM: Providing integrated environmental, infrastructure, and energy solutions.
8+ YOEBachelor’s degree in a technical field and 8+ years in AI, software support, programming, EHS, or EMIS. Requires data analysis, system administration, programming, and strong analytical and communication skills.
Large Language Models (LLMs), ChatGPT, Microsoft Copilot, Claude, Power BI, Tableau, Enablon, Cority, Intelex, Velocity, Locus, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft SharePoint, Microsoft OneDrive, SQL, Microsoft .NET, C#, C++, Java, JavaScript, JSON, REST API, XML, Python, CSS, AWS, Google Cloud, Microsoft Azure
5d
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IT Manager
Sparks or Ontario or Reno or Denver or Scottsdale or Austin or Albuquerque or Cook County
$120k-$170k/yr OnsiteFull Time
Geo-Logic Associates
Geo-Logic Associates: Employee-owned environmental, civil, geotechnical, and water-resources engineering consultancy serving public and private-sector clients.
10+ YOEBachelor's degree in IT, computer science, information systems, or related field; 10+ years of IT experience; cloud infrastructure, network administration, cybersecurity, Deltek Vantagepoint, and SQL Server expertise; valid driver's license and US work eligibility.
Microsoft 365, Microsoft Copilot, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft Intune, Egnyte, Conditional Access, SSO, SCIM, Deltek Vantagepoint, SQL Server
2d
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System Engineer- Enterprise Data Engineer (Mission-Focused)
Redlands or St. Louis or Washington or Vienna
$121k-$198k/yr OnsiteFull Time
Esri
Esri: Global leader in geographic information system (GIS) software.
8+ YOERequires 8+ years in database design, administration, and optimization; SQL and Python scripting; cloud databases; a bachelor's degree; US citizenship; and active or recent Top Secret clearance with SCI eligibility.
Oracle, SQL Server, PostgreSQL, SAP HANA, SQL, Python, AWS RDS, Azure SQL Database, ArcGIS Enterprise, Microsoft, Amazon