Senior Network Architect - Hybrid, Cloud & Security Lead

Wissen Infotech; Pittsburgh (Allegheny County); Hybrid; USD 120,000 - 160,000; Full time

Job summary

Wissen Infotech seeks a Senior Network Engineer to design, implement, and optimize enterprise-level network infrastructures. The role emphasizes leadership in architecture, security, cloud networking, and large-scale transformations within client environments.

The ideal candidate will lead transformation initiatives, architect solutions for LAN/WAN, SD-WAN, data centers and multi-clouds, and mentor junior engineers while supporting pre-sales activities.

Qualifications

• 12+ years of enterprise networking experience.
• Deep expertise in routing, switching and security.
• Hands-on with SD-WAN, MPLS, VPNs and virtualization.
• Cloud networking across AWS/Azure with multi-cloud awareness.
• Data center networking including Spine-Leaf, VXLAN/EVPN.

Responsibilities

• Design scalable, secure network architectures for enterprise environments.
• Lead network transformation, modernization, and hybrid solutions.
• Develop and enforce network standards and best practices.
• Architect LAN/WAN, SD-WAN, data centers and multi-cloud setups.
• Collaborate with security, cloud, and infra teams.
• Evaluate technologies, tools, and vendors; mentor engineers.
• Perform capacity planning, performance tuning, and optimization.
• Ensure security policy and regulatory compliance; root cause analysis.
• Assist pre-sales with design, proposals, and client presentations.

Skills

Routing & switching

SD-WAN

MPLS

VPNs

Network virtualization

Network security

Cloud networking

Data center networking

Load balancers

Network automation

Python

Ansible

Terraform

Monitoring/observability

ITIL processes

Education

Bachelor's or Master's in CS/IT

CCNP

CCIE

AWS/Azure Networking Certifications

Tools

F5

Citrix ADC

NGINX

Job description

Wissen Infotech seeks a Senior Network Engineer to design, implement, and optimize enterprise-level network infrastructures. The role emphasizes leadership in architecture, security, cloud networking, and large-scale transformations within client environments.

The ideal candidate will lead transformation initiatives, architect solutions for LAN/WAN, SD-WAN, data centers and multi-clouds, and mentor junior engineers while supporting pre-sales activities.