Sr Network Engineer

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.

• 6+ years of experience in network engineering or network support, experience detail oriented services or legal environment a plus • Strong hands-on knowledge of Cisco networking technologies, including routers, switching, LAN/WAN design, and VPN connectivity. • Experience working with security platforms such as Palo Alto firewalls and applying sound network protection practices. • Proficiency with Microsoft Azure, Microsoft Entra ID, Microsoft Exchange, and Microsoft 365 Enterprise in a hybrid infrastructure setting. • Working knowledge of Hyper-V administration, network monitoring tools, and remote management solutions. • Clear communication skills and a customer-focused approach when supporting attorneys, staff, clients, and internal technical teams. • Ability to work independently while collaborating effectively with a broader IT team in a fast-paced environment. • Valid authorization to work in the United States and ability to travel occasionally, including overnight trips when needed.

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All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.

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