40 it system administrator jobs at 37 companies in Berkeley, CA
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
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.
Electronic Security IT System Administrator (System Administrator 3)- Fremont, CA
Fremont, California, United States
$115k-$172k/yrOnsiteFull Time
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
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/yrOnsiteFull Time
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.
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
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.
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.
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
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
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.
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.
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
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.
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.
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/yrOnsiteFull Time
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)
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.
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
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
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
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.