Senior Network Engineer

TechDigital Group; Bethpage (NY); On-site; USD 120,000 - 180,000; Full time

Job summary

TechDigital Group is seeking an experienced network engineer to design, implement, and maintain enterprise LAN/WAN infrastructure in a fast-paced environment. You will troubleshoot complex issues, manage firewalls and VPNs, and collaborate with cross-functional teams on architecture upgrades.

The role requires strong experience with routing, switching, MPLS/SD-WAN/BGP/OSPF, and monitoring tools, with CCNP/CCIE preferred. You will also document SOPs, diagrams, and mentor junior staff.

Qualifications

• 8+ years of experience in network engineering/administration.
• Experience designing, implementing, and maintaining enterprise LAN/WAN infrastructure.

Responsibilities

• Design, implement, and maintain enterprise network infrastructure (LAN/WAN, routing, switching).
• Troubleshoot complex network issues and ensure high availability/uptime.
• Manage network security protocols, firewalls, and VPNs.
• Collaborate with cross-functional teams on network architecture and upgrades.
• Monitor network performance and capacity planning.
• Prepare documentation, SOPs, and network diagrams.
• Mentor junior network resources.

Skills

Cisco/Juniper routing & switching

Firewalls (Palo Alto/Fortinet/CiscoASA

MPLS/SD-WAN/BGP/OSPF

Network monitoring tools

CCNP/CCIE preferred

Tools

Palo Alto

Fortinet

Cisco ASA

Job description

Job Description/ Responsibilities :

Experience: 8+ years in network engineering/administration

Key Responsibilities:

• Design, implement, and maintain enterprise network infrastructure (LAN/WAN, routing, switching)
• Troubleshoot complex network issues and ensure high availability/uptime
• Manage network security protocols, firewalls, and VPNs
• Collaborate with cross-functional teams on network architecture and upgrades
• Monitor network performance and capacity planning
• Prepare documentation, SOPs, and network diagrams
• Mentor junior network resources

Required Skills:

• Strong expertise in Cisco/Juniper routing & switching
• Hands‑on experience with firewalls (Palo Alto/Fortinet/Cisco ASA)
• Knowledge of MPLS, SD-WAN, BGP, OSPF
• Experience with network monitoring tools
• Relevant certifications (CCNP/CCIE preferred)

Good to Have:

• Cloud networking exposure (AWS/Azure)
• ITIL process familiarity