Sr. Network Administrator

Job Description

Key Responsibilities:

Design, implement, and manage enterprise-grade LAN/WAN architectures, including wireless networking solutions across retail locations and corporate offices.

Configure, maintain, and optimize network hardware such as routers, switches, firewalls, and wireless access points, ensuring high availability and performance.

Lead network troubleshooting and incident response efforts to quickly resolve issues and minimize downtime across critical systems.

Implement robust network security protocols and best practices to safeguard company data, systems, and infrastructure from internal and external threats.

Serve as a technical lead for infrastructure projects, including new store rollouts, network upgrades, and technology deployments.

Develop and maintain detailed documentation of network configurations, architecture diagrams, operational procedures, and policies.

Evaluate emerging networking technologies and tools; provide recommendations to improve network efficiency, security, and scalability.

Mentor junior network staff and collaborate with IT teams, vendors, and business units to support operational and strategic goals.

Required Qualifications:

Bachelor’s degree in Computer Science, Information Technology, or a related field.

5+ years of progressive experience in network administration or engineering, with a strong track record in enterprise environments.

Advanced knowledge of networking protocols and services (e.g., TCP/IP, DNS, DHCP, VPNs, VLANs).

Hands-on experience with network monitoring, diagnostics, and management tools (e.g., SolarWinds, Wireshark, PRTG).

Proven expertise in routing, switching, firewall configuration, and wireless networking.

Strong analytical and problem-solving skills with keen attention to detail.

Excellent verbal and written communication skills; ability to explain technical concepts to non-technical stakeholders.

Preferred Qualifications:

Industry certifications such as CCNA, CCNP, or equivalent.

Experience with Ubiquiti UniFi networking products and UniFi Controller software.

Familiarity with retail IT infrastructure and large-scale multi-site network environments.Cisco Routers, Cisco Technologies, Citrix Technologies, Dell Technologies, Firewall Technologies, Active Directory, Backup Technologies, Computer Hardware, Configuration Management, Deployments, WAN Technologies, TCP/IP, DNS, DHCP, Cisco VPN, VLAN