Results for Systems Administrator Jobs in Manteca, CA

Add your latest resume to match with open positions.

Systems Engineer

Fremont, CA
onsite
Temporary / Contract
47.5 - 55 USD / Hourly
We are looking for a Systems Engineer to support and enhance core enterprise infrastructure in Fremont, California. This Contract position will focus on maintaining secure, reliable, and efficient environments across directory services, server platforms, messaging systems, and virtualized technologies. The ideal candidate brings strong technical depth in Microsoft-based infrastructure and a proactive approach to troubleshooting, administration, and continuous improvement. Responsibilities: • Administer and optimize Active Directory environments, including user access, group policies, and directory health. • Manage Microsoft Windows Server systems to ensure stability, performance, and ongoing operational readiness. • Support Azure Active Directory administration, including identity management and access control configuration. • Maintain and troubleshoot Citrix technologies to provide dependable application and desktop delivery services. • Oversee Microsoft Exchange administration, including mailbox management, system performance, and issue resolution. • Monitor infrastructure services and respond to incidents with timely diagnosis and corrective action. • Implement system updates, patches, and configuration changes while minimizing service disruption. • Document technical procedures, environment changes, and support activities to maintain operational visibility.
2026-10-28T00:00:00Z

Network/Systems Manager

Livermore, CA
onsite
Temporary to Hire
65 - 70 USD / Hourly
We are looking for an experienced Network/Systems Manager to join our team in Livermore, California. This is Network/Systems Manager a Contract-to-Permanent position offering an opportunity to lead and oversee critical network operations while collaborating with management and technical teams. The ideal Network/Systems Manager will take ownership of network systems, provide strategic recommendations for improvements, and ensure seamless technology operations across multiple sites. This is an onsite position sitting in Livermore, Ca. The ideal Network/Systems Manager will have Palo Alto firewall experience, strong Cisco networking skills, and a background in Active Directory, VMware, and Google Workspace. The Network/Systems Manager will also help manage security in collaboration with our managed security provider, including patch management, configurations, and oversight of new firewall deployment. Experience with Cisco VoIP systems—particularly in design and configuration—is preferred. When the current manager is out, this Network/Systems Manager role will act as the primary liaison to upper management, requiring excellent communication skills and the ability to present clearly to executives. You will also be the go-to person for staff when issues arise, ensuring problems are addressed quickly and effectively. Responsibilities:•Key Responsibilities<ul><li>Oversee the network and virtual server environments, ensuring reliable and secure operations across all sites.</li><li>Administer LAN/WAN infrastructure including Cisco network equipment, virtualization platforms (VMware), Active Directory, user accounts, and network services.</li><li>Manage and configure firewalls (Palo Alto) and coordinate with security providers for patching, monitoring, and threat mitigation.</li><li>Oversee deployment of new network and security hardware, including upcoming firewall projects.</li><li>Configure and support Cisco VoIP systems, including design and implementation.</li><li>Troubleshoot and resolve hardware, software, and network issues to minimize downtime.</li><li>Evaluate requests for technical assistance, determine appropriate actions, and assign resources accordingly.</li><li>Collaborate with leadership to plan short- and long-term technology upgrades, replacements, and system improvements.</li><li>Design and optimize network architectures (e.g., VLAN, VPN, routing, content filtering, QoS, IDS/IPS, etc.) for high performance and security.</li><li>Install and update network software, service packs, and security patches across multiple platforms.</li><li>Monitor servers, appliances, and network devices to ensure proper performance and availability.</li><li>Lead technology projects, including migrations, new implementations, and product evaluations, ensuring they meet deadlines and quality standards.</li><li>Coordinate with internal teams, vendors, and contractors to complete projects and resolve issues efficiently.</li><li>Prepare documentation including network maps, technical reports, procedures, and recommendations for improvements.</li><li>Stay informed on industry trends, tools, and best practices to inform purchasing and operational strategies.</li><li>Act as a primary contact for management, providing updates, reports, and recommendations.</li></ul>
2026-10-08T00:00:00Z

Business Systems Analyst

Walnut Creek, CA
onsite
Permanent / Full Time
150000 - 175000 USD / Yearly
We are looking for a Business Systems Administrator to support and enhance the technology platforms that power a growing investment advisory firm in the East Bay. This role centers on administering Salesforce and a portfolio of business applications while partnering with teams across the organization to improve workflows, strengthen system controls, and resolve day-to-day technology issues. The ideal candidate brings hands-on experience managing SaaS platforms, a practical approach to automation, and the ability to turn business needs into reliable, user-friendly solutions. Responsibilities:• Oversee daily administration of Salesforce, including configuration of objects, fields, user roles, permissions, reports, dashboards, and workflow automation.• Provide timely troubleshooting and user support for Salesforce and other firm applications, ensuring employees can work efficiently across departments.• Maintain and support key business platforms such as Orion, DocuSign, Box, Jump AI, Schwab Advisor Center, Fidelity Wealthscape, Calendly, and related tools.• Manage user provisioning, security settings, application access, and routine system upkeep to maintain stable and compliant operations.• Partner with software vendors and external IT resources to investigate issues, coordinate resolutions, and improve platform performance.• Analyze current business processes, identify inefficiencies, and implement technology-driven improvements that reduce manual effort.• Build, test, and maintain Salesforce Flows and other automations to streamline operations and support scalable business processes.• Assist with system integrations, data transfers, upgrades, testing efforts, and broader technology initiatives across the firm.• Create and maintain clear documentation for systems, procedures, integrations, and recurring administrative tasks while supporting onboarding, offboarding, access reviews, and security-related activities.
2026-09-30T00:00:00Z

3 results for Systems Administrator in Manteca, CA