Senior Network Administrator

Soni; Cherry Hill Township (NJ); On-site; USD 100,000 - 125,000; Full time

Job summary

Soni in Cherry Hill, NJ, seeks a Senior Network Administrator to design, implement, and support a highly available, secure, and scalable enterprise network across data centers, offices, and cloud environments. This role blends hands‑on engineering with project work (roughly 50/50) and includes mentoring junior team members.

You will manage routers, switches, firewalls, load balancers, and cloud networking in Azure and AWS, lead upgrades and DR initiatives, ensure security and documentation, and

Qualifications

• Bachelor’s degree or equivalent experience.
• 4–6+ years of enterprise network administration/engineering experience.
• Strong troubleshooting, analytical, and communication skills.
• Ability to manage multiple priorities while leading technical projects independently.

Responsibilities

• Design, implement, and maintain enterprise network infrastructure across multiple locations.
• Administer routers, switches, firewalls, wireless, load balancers, and cloud networking.
• Monitor network performance, troubleshoot complex issues, and optimize reliability.
• Lead network projects including upgrades, hardware refreshes, security initiatives, and disaster recovery.
• Maintain network security, documentation, and access controls.
• Mentor junior team members and serve as an escalation point for technical issues.
• Collaborate with infrastructure, security, and business teams on enterprise initiatives.

Skills

Troubleshooting

Analytical thinking

Communication

Project leadership

Time management

Education

Bachelor's degree or equivalent experience

Tools

Cisco

Fortinet FortiGate

Microsoft Azure

AWS

F5 BIG-IP

Cisco Meraki

Juniper

Ansible

Web Application Firewall (WAF)

Job description

We are seeking a Senior Network Administrator to design, implement, and support a highly available, secure, and scalable enterprise network infrastructure. This role is a blend of hands‑on engineering and project work (approximately 50/50), supporting data centers, corporate offices, and cloud networking environments while mentoring junior team members.

Key Responsibilities

• Design, implement, and maintain enterprise network infrastructure across multiple locations.
• Administer routers, switches, firewalls, wireless, load balancers, and cloud networking.
• Monitor network performance, troubleshoot complex issues, and optimize reliability.
• Lead network projects including upgrades, hardware refreshes, security initiatives, and disaster recovery.
• Maintain network security, documentation, and access controls.
• Mentor junior team members and serve as an escalation point for technical issues.
• Collaborate with infrastructure, security, and business teams on enterprise initiatives.

Technical Requirements

• Enterprise networking experience with Cisco (Nexus, Routing, Wireless, ISE).
• Experience with Fortinet FortiGate firewalls.
• Networking in Microsoft Azure and AWS cloud environments.
• Experience with F5 BIG-IP load balancers and Web Application Firewall (WAF).
• Strong knowledge of BGP and OSPF routing protocols.
• Experience with Cisco Meraki and/or Juniper is a plus.
• Ansible for network automation is a plus.

Qualifications

• Bachelor's degree or equivalent experience.
• 4–6+ years of enterprise network administration/engineering experience.
• Strong troubleshooting, analytical, and communication skills.
• Ability to manage multiple priorities while leading technical projects independently.

Compensation

Up to $125,000 annually

Compensation is based on a range of factors that include relevant experience, knowledge, skills, other job-related qualifications.