We are looking for an experienced Sr Network Engineer to support and strengthen a hybrid enterprise infrastructure in Concord, California. This role focuses on designing, optimizing, and securing network environments that enable dependable connectivity, protected data exchange, and stable day-to-day operations. The ideal candidate brings strong technical depth across cloud and on-premises platforms, a practical troubleshooting mindset, and the ability to communicate effectively with both technical and non-technical stakeholders.

Responsibilities:

• Design, maintain, and enhance network infrastructure across routing, switching, wireless connectivity, firewall platforms, VPN services, and hybrid Azure-integrated environments.
• Develop and uphold network architecture standards, technical documentation, and long-term infrastructure plans that improve performance, segmentation, and security.
• Administer and support a hybrid Microsoft ecosystem, including cloud and on-premises services, to ensure reliable access and operational continuity.
• Manage the Hyper-V environment and related infrastructure components to maintain availability, scalability, and system efficiency.
• Investigate and resolve complex network and connectivity issues, serving as an escalation point for advanced incidents and selected help desk matters.
• Oversee backup operations for critical systems and verify that recovery processes align with business continuity needs.
• Partner with IT leadership and security stakeholders to implement preventive safeguards and contribute to incident response efforts.
• Provide technical guidance to end users and entry-level team members while promoting strong service standards and timely issue resolution.
• Monitor industry developments, evaluate emerging technologies, and recommend improvements that strengthen the overall network environment.
• Travel occasionally to support offices or operational needs as required.