40 it system administrator jobs at 37 companies in Berkeley, CA

PromotedHiringCafe
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
1w
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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
1mo
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Classified IT System Administrator, Sr / Onsite: PA, CO, CA, AL or FL
King of Prussia or Huntsville or Littleton or Sunnyvale or Titusville
$86k-$170k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
3+ YOEUS citizen able/willing to obtain Top Secret clearance, 3+ years system administration experience (Linux/Windows/network/storage), system integration and troubleshooting, patching/configuration management, networking knowledge, strong communication.
Linux, Windows, VMware, KVM, NetApp, Ansible, Python, Bash, PowerShell, Active Directory, SSL/TLS
3mo
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IT Systems Administrator
San Francisco, California, United States
$150k-$180k/yr OnsiteFull Time
Perplexity
Perplexity: AI-powered search engine providing conversational answers with citations.
4+ YOE4+ years IT systems administration; macOS & GSuite; networking (LAN/WAN, DHCP, DNS, firewalls); cybersecurity; IT projects; strong troubleshooting; good communication.
macOS, GSuite, Networking, Firewalls, Cybersecurity, Mobile Device Management, AWS, Tailscale
1mo
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IT Systems Administrator
San Francisco, California, United States
$120k-$160k/yr HybridFull Time
Substack
Substack: Platform for independent writers to publish and monetize newsletters.
3+ YOE3–5 years in corporate IT/systems administration; hands-on Okta and Apple-focused MDM experience (Iru/Kandji/Jamf); familiarity with SOC 2 and compliance platforms (Vanta/Drata); strong communication and documentation skills.
Okta, SSO, SCIM, Iru, Kandji, Jamf, Vanta, Drata
1w
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Senior IT Systems Administrator
Moffett Field, California, United States
$125k-$160k/yr OnsiteFull Time
Metis Technology Solutions
Metis Technology Solutions: Provides advanced engineering and technical services to government agencies.
10+ YOE10+ years IT systems administration experience, extensive Linux and networking skills, cloud (AWS) experience preferred, strong scripting and troubleshooting, eligible for US Public Trust clearance, U.S. citizen or green card holder.
Linux, Ubuntu, Oracle Linux, AWS
2mo
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Senior IT Support Administrator
Santa Clara, California, United States
OnsiteFull Time
SiTime
SiTimeNASDAQ: SITM: Designs and sells silicon MEMS precision timing solutions.
7+ YOE7+ years IT support/systems administration; bachelor's degree or equivalent; enterprise IT experience; IT certification a plus
Windows, macOS, Linux, Active Directory, Microsoft Entra ID, Microsoft 365, Exchange Online, Microsoft Teams, OneDrive, SharePoint, AWS, VMware, vCenter, PowerShell
2mo
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IT Systems & Network Administrator
San Francisco, California, United States
$140k-$200k/yr OnsiteFull Time
Astro Mechanica
Astro Mechanica: Building turboelectric jet engines for supersonic aircraft.
5+ YOE5+ years in a startup IT environment; experience with Ubiquiti, Cisco networking, GCC High, Microsoft Azure; end-user support; SaaS administration; documentation; security and reliability focus.
Ubiquiti network infrastructure, Cisco networking equipment, Microsoft Azure, Zoom, Slack, Notion, Microsoft Teams
2mo
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IT Systems Administrator Intern
Austin or Fremont
$25/hr OnsiteInternship
Neuralink
Neuralink: Developing implantable brain-computer interfaces to restore human capabilities.
Currently pursuing or recently completed a degree in Computer Science, Information Technology, Information Systems, or a related field; strong OS, networking, and helpdesk skills; effective communication.
MDM (Jamf, Intune, Kandji), Google Workspace, Okta, Entra, VLAN, VPN, DNS, DHCP, Jamf, Intune, Kandji, Python, Bash, PowerShell, Slack, Zoom
1mo
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Store IT Administrator (Korean Bilingual)
San Jose, California, United States
$60k/yr OnsiteFull Time
SBT Global
SBT Global: Provides integrated IT consulting and global logistics management services.
Korean bilingual required; prior IT support or store IT experience preferred; knowledge of networks and CCTV; ability to maintain PCs, POS systems, and printers; strong problem-solving and communication skills; willing to complete a 3-week HQ onboarding.
PCs, POS systems, printers, CCTV systems, network infrastructure
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
2mo
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IT Coordinator
San Francisco, California, United States
OnsiteFull Time
Walker Warner
Walker Warner: Designs custom residential and hospitality architecture.
3+ YOE3+ years IT systems administration; Mac/Windows; Jamf; hardware/software support; strong communication; design-environment experience.
Jamf, Windows, macOS, Google Workspace, Slack, Microsoft Office, Adobe Creative Cloud Suite
3w
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IT Manager
San Jose, California, United States
$130k-$160k/yr OnsiteFull Time
Miller Electric Company
Miller Electric Company: Provides electrical and technology infrastructure construction and maintenance services.
7+ YOE7+ years IT experience with progressive leadership; expertise in infrastructure, systems administration, end-user support, security, Microsoft 365 and Active Directory; vendor management and IT strategy/roadmap experience.
Microsoft 365, Active Directory
2w
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IT Engineer
San Francisco, California, United States
$120k-$180k/yr OnsiteFull Time
Ironsite
Ironsite: AI-powered wearable cameras for construction safety and productivity.
4+ YOE4+ years in IT engineering/systems administration. Experience with IAM/SSO, MDM/EDR, IaC (Terraform), Python/Bash scripting, VPN/ZTNA, corporate networking, and SOC2/ISO27001 compliance.
Google Workspace, Terraform, Python, Bash, Okta, Jamf, MDM, EDR, ZTNA, VPN, SOC2, ISO27001
5d
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IT Engineer
Palo Alto or Bellevue
$150k-$190k/yr HybridFull Time
NTT DATA AIVista
NTT DATA AIVistaTokyo Stock Exchange: 9613: Developing AI-native enterprise products and agentic workflows
5+ YOE5-8 years IT operations experience; hands-on cloud infrastructure and cloud security (AWS/Azure/GCP); MDM, IAM, SaaS administration, ticketing systems, and SOC2/compliance familiarity.
AWS, Azure, Google Cloud Platform, Jamf, Intune, Okta, Microsoft Entra ID, Azure AD, Microsoft 365, Slack, Notion, Google Workspace, Linear, Jira, Vanta, ChatGPT, Claude, DocuSign, Zoom, Ramp, 1Password, YubiKeys
1w
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It Specialist (Infosec)
Salt Lake City or Seattle or Phoenix or Los Angeles or San Francisco or Denver or Washington or Miami or Atlanta or Chicago or Indianapolis or New Orleans or Boston or Minneapolis or Kansas City or Albuquerque or New York or Oklahoma City or Portland or Austin
$91k-$118k/yr OnsiteFull Time
Department of Veterans Affairs
Department of Veterans Affairs: Provides healthcare and benefits to United States military veterans.
1+ YOEOne year specialized IT experience equivalent to GS-12: COMSEC/PKI/cryptographic systems administration, system integration, security assessments, incident management, and stakeholder coordination; industry certs preferred.
Venafi System Administrator (VSA), USA Hire, Crypto Key Management System (CKMS)
3w
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IT Director
Burlingame or San Leandro or Blue Ash
OnsiteFull Time
Lahlouh
Lahlouh: Provides commercial printing, packaging design, and marketing fulfillment services.
7+ YOE3+ Mgmt7+ years IT experience with 3+ years managing IT staff; hands-on IT operations, help desk, systems administration, infrastructure, Microsoft 365/Windows, networking, identity/access, project and vendor management, and compliance support.
Microsoft 365, Windows, ITSM
3w
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IT Manager
Foster City, California, United States
HybridFull Time
Tensormesh
Tensormesh: Building infrastructure to optimize AI inference and GPU utilization.
3+ YOE3+ years in systems/IT/DevOps; Linux (Ubuntu/Debian) and NVIDIA GPU experience; GCP (Compute Engine), IAM, VPC, SaaS administration (GitHub Enterprise, Claude Code Enterprise), observability (Grafana); scripting with Bash or Python.
GitHub Enterprise, Claude Code Enterprise, Grafana, Tailscale, Google Cloud Platform (GCP), Compute Engine, VPC, Ubuntu, Debian, NVIDIA, CUDA, Bash, Python
1mo
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Senior IT Engineer
San Jose or Fremont
OnsiteFull Time
Lithium Power
Lithium Power: Custom-designed lithium battery and energy storage solutions.
5+ YOE5+ years IT support or systems administration; Microsoft 365 and Google Workspace administration; PowerShell/Bash/Python scripting and automation; familiarity with Okta/Entra ID/Google Identity; experience supporting Slack, Jira, Confluence, and Zoom.
Slack, Jira, Confluence, Google Workspace, Microsoft 365, Windows, macOS, Linux, PowerShell, Bash, Python, Okta, Entra ID, Google Identity, Zoom, Rippling
5d
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Corporate IT engineer
San Francisco or New York City
$115k-$146k/yr HybridFull Time
Writer
Writer: Platform for building and deploying enterprise generative AI agents.
3+ YOE3+ years IT engineering or systems administration; expertise with Okta, Google Workspace, Slack, Python, Terraform; experience with identity, SSO, SCIM, MDM, and AI/LLM tooling.
Google Workspace, Slack, Okta, Python, Terraform, Microsoft 365, WRITER, Claude, ChatGPT, Copilot
2mo
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IT Systems Engineer
San Francisco, California, United States
$190k-$240k/yr OnsiteFull Time
Kikoff
Kikoff: A fintech focused on empowering financial security and scalable consumer financial products.
4+ YOE4+ years in systems engineering or related IT/security role; strong macOS fluency; hands-on MDM (Rippling, Jamf, Kandji); Okta administration; scripting (bash/Python); SaaS stack management; familiarity with AI tools.
Okta, Google Workspace, Slack, Rippling, Jamf, Kandji, MCP servers, Python, bash, Claude, Cursor, Codex