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36 linux system administrator jobs at 27 companies in Fairfield, 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
Help us #BeatIndeed & #BeatLinkedIn
2w
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Electronic Security IT System Administrator (System Administrator 3)- Fremont, CA
Fremont, California, United States
$115k-$172k/yr OnsiteFull Time
M.C. Dean
M.C. Dean: Design-build and systems integration for complex, mission-critical infrastructure.
5+ YOESystem administrator experience with Windows/Linux servers, Active Directory, patching, VLANs/routing, Physical Access Control Systems, team leadership, and proficiency with Microsoft Office; certifications in Windows, AWS, Linux, databases, and networking preferred.
Microsoft Excel, Microsoft Word, Microsoft Visio, Microsoft PowerPoint, Docker, Kubernetes, AWS, Red Hat, CentOS, Linux, Windows 10, Windows 11, Windows Server, Active Directory, SQL, Cassandra, Mongo, Redis, VLANs
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1mo
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System Administrator, Lab Operation Support
South San Francisco, California, United States
$123k-$140k/yr OnsiteFull Time
Veracyte
VeracyteNASDAQ: VCYT: Provides genomic diagnostic tests for precise cancer diagnosis.
3+ YOE3-5 years in systems administration; lab IT experience preferred; strong Windows/Linux admin skills; virtualization and cloud knowledge; travel and after-hours support as needed.
VMware, Hyper-V, Windows Server, Linux, Networking, VPN, AWS, Azure
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6d
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Sr. System Administrator
Sacramento, California, United States
$9k-$17k/mo RemoteFull Time
University of California, Davis
University of California, Davis: A public research university providing higher education and healthcare.
10+ YOEBachelor's in a relevant field or equivalent, 10+ years IT experience, expertise in Windows/Unix/Linux systems, virtualization, cloud (Azure/AWS), scripting (PowerShell/PowerCLI/Shell), security hardening, HA and disaster recovery.
HP, VMware, Azure, AWS, PowerShell, PowerCLI, Shell, Ansible Automation, RedHat Satellite, Okta, BeyondTrust, M365, Azure Virtual Desktop, AWS Workspace/Appstream, Citrix, IBM, HPE, Windows Server
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1mo
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Senior System Administrator (MSO)
Livermore, California, United States
$111k-$150k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOE8+ years IT/network administration experience; TS/SCI (or DoE Q) clearance; DoD 8570-compliant certifications; experience with SolarWinds, Splunk, Wireshark; knowledge of critical physical infrastructure.
SolarWinds, Splunk, Wireshark, BMC Remedy, Linux, Windows, SNMP
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1mo
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Senior System Administrator (MSO)
Livermore, California, United States
$111k-$150k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
8+ YOE8+ years IT/network administration experience, TS/SCI or DoE Q clearance required, DoD 8570 compliant certifications, experience with SolarWinds/Splunk/Wireshark, HVAC/infrastructure familiarity, US citizenship.
SolarWinds, Wireshark, Splunk, BMC Remedy, Linux, Windows, SNMP
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5d
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Senior System Administrator II (Ceph Engineer)
Chicago or San Francisco
OnsiteFull Time
Adyen
AdyenEuronext Amsterdam: ADYEN: Unified payment platform for global business commerce.
5+ YOE5+ years Linux systems administration focused on storage, experience with enterprise storage (Purestorage, NetApp, EMC, Dell, IBM, Hitachi), RAID/LVM/NFS/iSCSI, shell scripting, Python/Ansible/Puppet, virtualization, cloud storage and monitoring tools.
Ceph, Purestorage, NetApp, EMC, Dell, IBM, Hitachi, RAID, LVM, NFS, iSCSI, ext4, XFS, ZFS, shell scripting, Python, Puppet, Ansible, VMware, KVM, AWS S3, EBS, Nagios, Prometheus, Zabbix
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1mo
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Linux Systems Engineer II - (Contract)
Scottsdale or Chicago or San Francisco or New York City
$86k-$126k/yr HybridFull Time, Contract
Early Warning Services
Early Warning Services: Operates payment and risk solutions for the financial industry.
5+ YOE5+ years Red Hat Linux administration; AWS experience; scripting; strong analytical and customer-service skills; US citizenship; eligible to work in the United States.
Red Hat Linux, AWS, Bash
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2w
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Systems Administrator
Fremont or Seattle
$105k-$125k/yr OnsiteFull Time
Cytek Biosciences
Cytek BiosciencesNASDAQ: CTKB: Manufacturer of spectral flow cytometry instruments and biological reagents.
10+ YOE10+ years in systems/network administration managing Windows/Linux servers, virtualization (VMware/Hyper-V), cloud (Azure/AWS), networking, AD/Group Policy, VPN, backup/DR, and multi-site infrastructure.
VMware, Hyper-V, Azure, AWS, Cisco AnyConnect, DNS, DHCP, DUO, Active Directory, Group Policy, NetSuite, Salesforce, Propel, Docker, PowerShell, Bash, Python, TCP/IP
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1mo
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Systems Administrator (4698C) - BSL/EPS
Berkeley, California, United States
$44-$57/hr OnsiteFull Time
University of California, Davis
University of California, Davis: Public land-grant research university providing higher education and healthcare.
Bachelor's degree or equivalent experience; experience with Linux system operations, system administration, scripting, system performance monitoring, and computer security; strong communication and problem-solving skills; able to support diverse user community.
Linux
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2w
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Senior Systems Administrator
Alameda, California, United States
$140k-$200k/yr OnsiteFull Time
Penumbra
PenumbraNYSE: PEN: Designs and manufactures medical devices for vascular conditions.
8+ YOE8+ years enterprise systems administration with Microsoft technologies, Azure, virtualization, SAN/NAS, backup/recovery, Linux (RHEL), scripting/automation, PKI, SSO, and infrastructure automation; bachelor’s degree or equivalent.
Microsoft Azure, Microsoft Office 365, Entra ID, MFA, Information Protection, Active Directory, Windows Server, Linux (RHEL), SAN/NAS, enterprise backup platforms, SAP, Dell Boomi, PowerShell, Intune, SCCM, SCOM, Hyper-V, VMware, Exchange Online, OneDrive, SharePoint, Microsoft Teams, PKI, SAML, OpenID, Cisco UCS, Log Analytics, BitLocker, Privileged Identity Management, Infrastructure as Code (IaC)
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2w
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Associate Systems Administrator
Dublin, California, United States
OnsiteFull Time
Ross Stores
Ross StoresNASDAQ: ROST: Discount retail chain selling brand-name apparel and home fashions
2+ YOE2+ years supporting retail and distribution center systems; strong networking, Windows/UNIX, WCS and warehouse/distribution systems experience; familiarity with DC hardware, cabling and backup/storage (Hitachi SAN) and SCCM.
WCS, Dematic, Inteligrated, Crisplant, Hitachi SAN, SCCM, UNIX, Windows, VoIP, VPN, CAT5, Cat 6, fiber optics
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1mo
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Systems Administrator (4698C) - BSL/EPS
Berkeley, California, United States
$44-$66/hr HybridFull Time
University of California, Berkeley
University of California, Berkeley: Public research university offering undergraduate and graduate education.
Bachelor's degree or equivalent experience; Linux admin; scripting; security; strong communication.
Linux, Shell scripting, Networking, IT security
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1mo
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IT Systems & Cloud Administrator
South San Francisco, California, United States
$100k-$120k/yr OnsiteFull Time
Rigel Pharmaceuticals
Rigel PharmaceuticalsNASDAQ: RIGL: Develops and sells medicines for blood disorders and cancer.
3+ YOEBachelor's (or equivalent), 3+ years systems administration in hybrid on-prem/cloud environments; Windows Server, AD, Azure and AWS experience; virtualization, monitoring, backup/DR, security, and troubleshooting skills.
Microsoft Azure, AWS, Entra ID, Azure Virtual Desktop, IAM, EC2, S3, VPC, CloudWatch, VMware, Hyper-V, Splunk, Linux, Microsoft 365, Azure AI Services, AWS SageMaker
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3w
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Network & Systems Administrator
Sydney or Manila or London or Vancouver or San Francisco
OnsiteFull Time
Escrow.com
Escrow.comAustralian Securities Exchange: FLN: Secure online escrow and payment services for high-value transactions.
Senior hands-on sysadmin with end-to-end IT support experience across Windows/macOS/Linux, networking (firewalls, VPNs, VLANs), backups, monitoring, Google Workspace administration, scripting (Python/Bash) and strong documentation and communication skills.
Synology NAS, Google Workspace, GAM, OPNsense, pfSense, UniFi, AWS, Terraform, Puppet, Prometheus, Python, Bash, IPsec VPNs, DNS
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3w
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KAISJP00252916 Systems Administrator
Livermore, California, United States
OnsiteFull Time
Kaiser Permanente
Kaiser Permanente: Integrated healthcare and insurance services provider
2+ YOEBachelor's in IT/CS or 2–4 years IT experience; 2+ years supporting enterprise IT systems; strong analytical, troubleshooting, documentation, and communication skills; ability to work in a fast-paced warehouse environment.
OpenShift, Oracle, Linux, Splunk, Java
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3w
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Senior Windows Systems Administrator
Fairfield, California, United States
OnsiteFull Time
FIS
FISNYSE: FIS: Provides technology solutions for merchants, banks, and capital markets
Experience administering Exchange, Windows and Linux servers, storage and hypervisors; familiarity with SCCM, backups, TCP/IP, and project leadership; bachelor’s degree in a technical discipline or equivalent experience.
Exchange, SCCM, Hyper-V, AOS, NetApp, Nutanix, HP Servers, HP StoreOnce, SQL Server, Domino Notes Server, HYCU, Veeam, MS Windows Server, Linux, TCP/IP
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2mo
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Controls/Systems Engineer, (Linux / EPICS / DCS/SCADA Focus) III (E3)
Benicia, California, United States
$120k-$165k/yr OnsiteFull Time
Applied Materials
Applied MaterialsNASDAQ: AMAT: Manufacturers of equipment for semiconductor and display production.
Strong Linux administration, EPICS/DCS/SCADA experience, automation with Ansible, Python/Bash and Git proficiency, networking and distributed systems knowledge; bachelor’s in engineering/physics or equivalent experience desired.
Linux, EPICS, DCS/SCADA, Phoebus, CSS, Ansible, Python, Bash, Git, Proxmox, VMware, Docker, Kubernetes, StreamDevice
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1w
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Staff Systems Engineer, Data Streaming
Emeryville, California, United States
$180k-$233k/yr HybridFull Time
Pixar Animation Studios
Pixar Animation Studios: Produces computer-animated feature films and animation software.
12+ YOE12+ years Linux systems experience, Kafka administration, scripting (Python or shell), infrastructure-as-code (Ansible/Puppet/Terraform), troubleshooting, and leading large projects; Perforce and cloud experience preferred.
Kafka, Perforce P4, Python, Shell, Ansible, Puppet, Terraform, Elasticsearch, Splunk, Oracle DB, Linux
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1mo
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Software Deployment & Integration Engineer
El Segundo or Hawthorne or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$145k-$220k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
3+ YOEBachelor's in STEM or equivalent experience, 3+ years in systems/software integration or test engineering, strong Linux administration, Python/Bash scripting, networking, system bring-up, test automation, and clear technical documentation skills.
Python, Bash, Linux, Ubuntu, Docker, Microsoft Azure CLI, Jsonnet, Ansible, Playwright, Selenium, Cypress, chrony, linuxptp, timemaster, PTP, NTP, GNSS
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1mo
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IT Infrastructure Engineer
Addison or Bellevue or Durham or Emeryville or Reston
$113k-$173k/yr HybridFull Time
Tanium
Tanium: Unified endpoint management and cybersecurity platform for global enterprises.
4+ YOE4+ years systems administration or SRE/Cloud experience; strong Linux/Windows/VM administration; cloud (Azure preferred, AWS, GCP); Bash/Python/PowerShell scripting; TCP/IP networking; IaC (Terraform, Vault), Ansible, containers and orchestration; monitoring, backups, HA; on-call participation.
Linux, Windows, VM, Azure, AWS, GCP, Bash, Python, PowerShell, TCP/IP, Terraform, Vault, Ansible, SAN, GitHub Actions, Docker, Kubernetes, Amazon ECS, EKS
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