Sr. Network Engineer

The Panther Group; Andover (MA); On-site; USD 110,000 - 160,000; Full time

Job summary

The Panther Group is seeking a Senior Network Engineer for a 100% on-site role in Andover, MA. You will design, deploy, and support LAN/WAN/WLAN and VoIP infrastructure, work with Cisco Nexus/Catalyst gear, and manage vendor relationships in a manufacturing setting.

Ideal candidates bring 5+ years of network engineering experience, strong TCP/IP knowledge, and experience with firewalls, VPNs, and PBX systems. On-call rotations and travel as needed are included.

Qualifications

• Bachelor's degree in Computer Science or related field or equivalent experience.
• Minimum 5 years of network engineering experience.
• Hands-on with Cisco Nexus/Catalyst switches and Cisco routers.
• Strong TCP/IP, VLANs, routing protocols, and LAN/WAN design knowledge.
• Experience with firewalls, VPNs, secure remote access, and network security fundamentals.
• Experience managing vendors and service providers.
• Familiarity with VoIP/PBX systems and testing.

Responsibilities

• Design, deploy, maintain, and troubleshoot LAN, WAN, WLAN, telecom, and VoIP infrastructure.
• Configure and maintain Cisco routers/switches, firewalls, wireless gear, and PBX systems.
• Monitor network performance, troubleshoot issues, ensure high availability.
• Manage external service providers (MSPs, carriers, cabling vendors).
• Collaborate with infrastructure and systems teams on capacity planning and improvements.
• Maintain network documentation, diagrams, inventories, and SOPs.
• Evaluate new technologies and upgrades to meet business needs.
• Support network security measures and on-call operations.

Skills

Cisco networking

LAN/WAN/WLAN design

Vendor management

On-call support

Network monitoring

Project collaboration

Education

Bachelor's degree in Computer Science or related field

Tools

Cisco Nexus

Cisco Catalyst

Firewalls

Site-to-site VPNs

PBX systems

Job description

Our client, a well-known and established technology manufacturer, is seeking a Senior Network Engineer to join their team. This is a 100% on-site opportunity for an experienced network professional to support critical infrastructure, manage service providers, and contribute to network projects in a dynamic manufacturing environment.

Responsibilities

• Design, deploy, maintain, and troubleshoot LAN, WAN, WLAN, telecommunications, and VoIP infrastructure.


• Configure and maintain network hardware, including Cisco routers and switches, firewalls, wireless equipment, and PBX systems.


• Monitor network performance, resolve issues, and ensure reliable connectivity and high availability.


• Manage external service providers, including MSPs, telecom carriers, and cabling vendors.


• Partner with infrastructure and systems teams to support connectivity, capacity planning, and network improvements.


• Maintain network documentation, diagrams, equipment inventories, and operational procedures.


• Evaluate new technologies, hardware, and software upgrades and recommend solutions to meet business needs.


• Support network security measures, equipment upgrades, and on-call operations as required.

Requirements

• Bachelor’s degree in Computer Science or a related field, or equivalent experience.


• Minimum of 5 years of network engineering experience.


• Strong hands-on experience with Cisco networking technologies, particularly Nexus and Catalyst switches and Cisco routers.


• Solid knowledge of TCP/IP, VLANs, routing protocols, cabling standards, and LAN/WAN/WLAN design and troubleshooting.


• Experience with firewalls, site-to-site VPNs, secure remote access, and network security fundamentals.


• Demonstrated experience managing vendors, managed service providers, and telecommunications partners.


• Familiarity with VoIP, PBX systems, and voice/data circuit testing; Definity PBX experience is a plus.


• Strong troubleshooting, analytical, organizational, and communication skills.


• Ability to prioritize issues in a fast-paced environment and support critical business operations.


• Willingness to work 100% on-site in Andover, MA, travel as needed, and participate in an on-call rotation outside normal business hours.