Find & Apply For Network / Systems Administrator Jobs in Radnor, Pennsylvania

We are looking for a Network Administrator to join a team in Radnor, Pennsylvania in a contract-to-permanent capacity. This role is suited for a hands-on networking specialist who can strengthen day-to-day network operations while contributing to a broader Cisco infrastructure upgrade. The position will support reliable connectivity across the enterprise, including network needs tied to an internally developed AI-focused application environment.

Responsibilities:

• Configure, deploy, and maintain Cisco Meraki firewalls and switching equipment across the enterprise environment.
• Oversee core network operations, including routing, switching, VLAN administration, VPN connectivity, and wireless network support.
• Track network health and performance, identify inefficiencies, and recommend improvements that increase stability and scalability.
• Provide network connectivity support for an AI-driven application and help ensure dependable access and performance.
• Administer security controls by managing firewall policies, access permissions, and network protection standards.
• Investigate and resolve service interruptions, latency concerns, hardware issues, and other complex connectivity problems.
• Create and maintain clear technical documentation covering configurations, procedures, and infrastructure updates.
• Partner with IT leaders and cross-functional stakeholders to align network capabilities with business and operational needs.
• Contribute to infrastructure planning and assist with upcoming technology enhancements and deployment efforts.
• At least 3 years of experience in network administration, network engineering, or a closely related role.
• Practical experience working with Cisco Meraki firewalls and switches in an enterprise setting.
• Strong knowledge of TCP/IP, routing and switching concepts, VLANs, VPN technologies, and wireless networking.
• Solid understanding of network security principles, including access control and firewall management.
• Proven ability to diagnose and resolve complex network issues in business-critical environments.
• Strong written and verbal communication skills, including the ability to produce accurate technical documentation.
• Ability to work independently while collaborating effectively with technical teams and business partners.
• Certifications such as CompTIA Network+ or Cisco credentials are a plus, and exposure to cloud networking or AI-related environments is beneficial.

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