Senior Network Administrator

Soni; Cherry Hill Township (NJ); On-site; USD 112,500 - 137,500; Full time

Job summary

Soni is seeking a Senior Network Administrator to design, implement, and support a highly available, secure, and scalable enterprise network infrastructure across data centers, offices, and cloud environments.

The role blends hands-on engineering with project work (about 50/50) and includes mentoring junior teammates and collaborating with cross-functional teams on enterprise initiatives.

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 escalation point for technical issues.
• Collaborate with infrastructure, security, and business teams on enterprise initiatives.

Skills

Cisco networking

Fortinet FortiGate

Azure networking

AWS networking

F5 BIG-IP/WAF

BGP & OSPF

Meraki/Juniper

Ansible automation

Education

Bachelor's degree or equivalent

Tools

Ansible

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