Network​/Systems Engineer Job in Santa Rosa, CA

Network/Systems Engineer

Robert Half is looking for an experienced Network/Systems Engineer to support and enhance enterprise infrastructure in Santa Rosa, California. This Network/Systems Engineer is a contract position for a detail-oriented individual who can maintain reliable, secure, and high-performing network environments while partnering with technical teams, vendors, and end users. The Network/Systems Engineer role focuses on network operations, systems administration, documentation, and continuous improvement across core connectivity and platform services.

This Network/Systems Engineer is a contract position and in Onsite.

Responsibilities:

• The Network/Systems Engineer will monitor network health, investigate connectivity and performance issues, and resolve incidents affecting availability, security, and overall system reliability.

• Administer core network and server environments, including user access, group permissions, login configurations, shared resources, and printer connectivity.

• Plan, configure, install, upgrade, and maintain infrastructure systems and related software to meet operational and business requirements.

• Review hardware, operating system, and network performance trends, then recommend improvements that strengthen efficiency, resilience, and security.

• Establish and maintain backup, recovery, access control, and data protection procedures to support business continuity and secure operations.

• Apply formal change management practices when implementing system updates, configuration changes, and infrastructure enhancements.

• Evaluate networking and systems technologies, prepare technical recommendations, and produce clear documentation such as procedures, reports, manuals, and training materials.

• Design and support enterprise network architecture spanning multiple platforms, vendor solutions, internet connectivity, email services, and interconnected hardware and software components.

• Partner with stakeholders, vendors, and internal teams to scope solutions, estimate effort and cost, support project delivery, and provide escalated technical assistance when needed.

Key Responsibilities:

• Administer, monitor, troubleshoot, and maintain enterprise servers, networks, applications, and infrastructure.
• Perform day-to-day LAN, WAN, and server administration.
• Experience with Cisco products (routing and switching)
• Troubleshoot network performance, connectivity, security, availability, hardware, and software issues.
• Create and maintain user accounts, groups, permissions, security access, network resources, and email accounts.
• Install, configure, upgrade, optimize, and maintain server and network hardware and software.
• Monitor infrastructure performance and recommend improvements to reliability, security, and performance.
• Administer and support Microsoft Windows Server environments.
• Support Microsoft Exchange, Office 365, Active Directory/Azure Active Directory, IIS, and SQL Server environments.
• Manage VMware server and desktop virtualization technologies.
• Support enterprise storage, backup, recovery, and disaster recovery solutions.
• Establish and maintain data security, system access, backup, and recovery procedures.