Network/Systems Manager

Robert Half • Livermore, CA • 1d ago

Description

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

Oversee the network and virtual server environments, ensuring reliable and secure operations across all sites.

Administer LAN/WAN infrastructure including Cisco network equipment, virtualization platforms (VMware), Active Directory, user accounts, and network services.

Manage and configure firewalls (Palo Alto) and coordinate with security providers for patching, monitoring, and threat mitigation.

Oversee deployment of new network and security hardware, including upcoming firewall projects.

Configure and support Cisco VoIP systems, including design and implementation.

Troubleshoot and resolve hardware, software, and network issues to minimize downtime.

Evaluate requests for technical assistance, determine appropriate actions, and assign resources accordingly.

Collaborate with leadership to plan short- and long-term technology upgrades, replacements, and system improvements.

Design and optimize network architectures (e.g., VLAN, VPN, routing, content filtering, QoS, IDS/IPS, etc.) for high performance and security.

Install and update network software, service packs, and security patches across multiple platforms.

Monitor servers, appliances, and network devices to ensure proper performance and availability.

Lead technology projects, including migrations, new implementations, and product evaluations, ensuring they meet deadlines and quality standards.

Coordinate with internal teams, vendors, and contractors to complete projects and resolve issues efficiently.

Prepare documentation including network maps, technical reports, procedures, and recommendations for improvements.

Stay informed on industry trends, tools, and best practices to inform purchasing and operational strategies.

Act as a primary contact for management, providing updates, reports, and recommendations.

Requirements

Technical Expertise:

5+ years of experience in network administration or IT infrastructure management.

Strong knowledge of Cisco networking (switches, routers, LAN/WAN).

Hands-on experience with Palo Alto firewall configuration and management.

Experience managing VMware virtual server environments.

Proficiency in Active Directory administration.

Cisco VoIP configuration and design experience.

Familiarity with Google Workspace administration.

Security & Systems Management:

Understanding of cybersecurity best practices and patch management.

Experience working with managed security service providers (MSSPs).

Knowledge of IDS/IPS, VLAN, VPN, QoS, routing, and network monitoring tools.

Leadership & Communication:

Ability to lead technical initiatives and act as a primary contact for executives when needed.

Strong problem-solving skills with the ability to work independently.

Excellent verbal and written communication skills; capable of presenting to leadership teams.

Other Requirements:

Willingness to travel between Livermore sites.

Ability to prioritize multiple projects and respond to urgent issues.

Technology Doesn't Change the World, People Do.®

Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.

Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more.

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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