Job description

Primary Job Title: Senior Windows Systems AdministratorAlternate/Related Job Titles: • Windows Server Administrator • Systems Engineer (Windows Infrastructure) • Microsoft Systems Administrator Location: Oakland, CAOnsite Flexibility: Hybrid — Local candidates preferred; occasional travel to office (Oakland or San Ramon) for meetings.Contract Details: • Position Type: Contract • Contract Duration: 6 months • Start: As Soon As Possible • Pay Rate: $65-$70/hr (based on experience) Job Summary:The Senior Windows Systems Administrator will support large-scale enterprise environments, focusing on Windows Server administration, PowerShell scripting, virtualization, and SCCM management. This hybrid role requires local candidates in California who can attend occasional in-person meetings in Oakland or San Ramon.The ideal candidate will have hands-on experience managing and securing Microsoft Windows systems, deploying patches, maintaining Active Directory infrastructure, and supporting virtualization platforms. This position requires both technical depth and strong collaboration skills to ensure reliable, secure, and high-performance system operations.Key Responsibilities: • Administer, configure, and maintain Windows Server environments (2019-2025). • Develop, run, and maintain PowerShell scripts for automation and system management. • Manage and troubleshoot SCCM deployments, patches, and system configurations. • Support system performance through use of analysis and monitoring tools. • Perform regular security patching, maintenance, and compliance updates. • Work closely with Project Managers and Application SMEs to validate system builds and deployments. • Collaborate with 3rd-party vendors to resolve system-level issues. • Implement and support in-place upgrades and environment migrations. • Ensure network reliability and security using TCP/IP, DNS, SMB, SSL/TLS protocols. • Participate in planning and deployment for departmental Windows OS projects. Required Experience: • Minimum 5 years of experience as a Windows Systems Administrator. • Experience supporting large-scale Microsoft Windows Server environments. • 2-4 years of experience with virtualization technologies. • Strong scripting and automation experience using PowerShell. • In-depth knowledge of Windows OS internals, registries, and permissions. Nice-to-Have Experience: • Exposure to AWS or Azure cloud environments. • Prior work with enterprise SCCM environments. • Familiarity with cybersecurity patching standards and compliance. • Experience collaborating with cross-functional technical teams. Required Skills: • Windows Server Administration (2019-2025) • PowerShell Scripting & Automation • SCCM Deployment & Maintenance Preferred Skills: • Active Directory & Group Policy Management • Virtualization (VMware, Hyper-V) • Network Troubleshooting (TCP/IP, DNS, SMB, SSL/TLS) • System Performance Monitoring & Analysis Additional Skills: • Security patching and configuration management • Collaboration with project and application teams • Use of performance analysis tools and registries management Education:Bachelor’s degree in Computer Science, Information Technology, or related field preferred (or equivalent experience).Benefits: • Medical, Vision, and Dental Insurance Plans • 401k Retirement Fund About the Client:Leading natural gas and electric energy company serving millions of customers across the United States. Offers reliable energy delivery and a positive work environment. Join our team and make a difference in your community.About GTT:GTT is a minority-owned staffing firm and a subsidiary of Chenega Corporation, a Native American-owned company in Alaska. As a Native American-owned, economically disadvantaged corporation, we highly value diverse and inclusive workplaces. Our clients include Fortune 500 banking, insurance, financial services, and technology companies, along with major life sciences, biotech, utility, and retail organizations across the US and Canada. We look forward to helping you land your next great career opportunity!Job Number: 25-27203 #gttjobs

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