Senior Systems Administrator
Listed on 2026-07-01
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IT/Tech
Systems Administrator, IT Support
Senior Systems Administrator
Location:
San Francisco, CA, United States
Salary Range: USD 55.00–60.00 Weekly
Date Posted:
May 27, 2026
Company Overview:
When it comes to IT solution providers, there are a lot of choices. But when it comes to providers with innovative and differentiating end-to-end service offerings, there’s really only one:
Zones – First Choice for IT. TM. Zones is a Global Solution Provider of end-to-end IT solutions with an unmatched supply chain. Positioned to be the IT partner you need, Zones, a Minority Business Enterprise (MBE) in business for over 35 years, specializes in Digital Workplace, Cloud & Data Center, Networking, Security, and Managed/Professional/Staffing services. Operating in more than 120 countries, leveraging a robust portfolio, and utilizing the highest certification levels from key partners, including Microsoft, Apple, Cisco, Lenovo, Adobe, and more, Zones has mastered the science of building digital infrastructures that change the way business does business ensuring whatever they need, they can Consider IT Done.
Follow Zones, LLC on Twitter @Zones, and Linked In and Facebook.
Term: 6+ month contract to hire
Location:
fully on site in San Francisco, CA 94105
Pay: up to $60/hr
Hours:
8-5pm
The Senior Systems Administrator will be responsible for helping to improve overall project management and resource allocation processes. In partnership with Director of IT, and looking across all of the programs and projects the team is working on, you will implement and develop the frameworks and processes needed to run the organization. The ability to work independently and with minimal assistance is a key element of success.
You will be playing many roles at once (IT support, systems administration, security assessor, compliance auditor, network engineer, AV engineer) every day.
The requirements below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. This job description is not intended to be a comprehensive list of the duties and responsibilities of the position, and the duties and responsibilities may change without notice.
Management and automation of employees’ IT infrastructure (Windows AND Mac)
Office network and services administration (Merak)
Manage a wide range of SaaS applications and services used by our staff (Zoom, Box, Adobe, Slack, Nexthink, Absolute, Ninja One, Crowdstrike)
Provide expert-level technical assistance for core business applications (Azure, Intune, O365)
Provide senior technical support knowledge for end-users regarding computers, printers, and mobile devices
Maintain laptop and desktop computers including installing, managing, and upgrading the operating system, installing, and configuring applications, creating users, and securing computers with disk encryption and other security best practices
Support network and e-mail connectivity, computer operating systems, hardware and software, internally developed applications, mainframe, and midrange operations
Interact professionally with internal users including Senior Partners to diagnose and resolve problems
Strong knowledge of Azure Active Directory design and Group Policy administration
Manage an enterprise-wide software deployment strategy using Microsoft Endpoint Manager/Intune
Proactively monitor a Microsoft infrastructure environment to ensure continued availability of the systems and services.
Document and update firm-wide installation and configuration procedures and policies
Complete maintenance and support actions for the production of Microsoft technologies; ideally, develop processes to increase efficiency and automate regular maintenance of support actions
Active user training and awareness across the firm and specialized within practice areas
Work with team to develop Keystone’s long-term strategic goals and define our path to accomplishing them
Lead new system implementations, process changes, and migrations that drive key business objectives
Look for connections to other projects and…
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