Lead Network Architect – SASE, SD-WAN & Cloud

Stefanini EMEA; Poland; On-site; PLN 240,000 - 360,000; Full time

Job summary

Stefanini Group is seeking an experienced Network Technical Architect to join our Hybrid Cloud & Infrastructure cluster. The successful candidate will design and implement secure, resilient enterprise network solutions across on‑premises, cloud, and hybrid environments, covering SASE, ZTNA, next‑generation firewalls, SD‑WAN, and complex routing.

The role blends presales support with extensive hands‑on implementation and serves as the last level of support for operational teams, with potential

Qualifications

• At least 10 years hands-on experience designing, implementing, and operating enterprise networks.
• At least 5 years experience as a network architect owning end-to-end solution design for large-scale environments.
• Hands-on implementation from day 1, combining architecture with deployment work.
• Preferred: Bachelor's degree in CS/IT/Engineering; Mandatory: High school diploma minimum; Bachelor's degree with relevant experience.

Responsibilities

• Architect, deploy, and migrate enterprise network solutions end to end, including SASE, ZTNA, firewalls, SD‑WAN, and data center networks.
• Presales support: qualify requirements, design target architectures, estimate effort, contribute to proposals and presentations.
• Design and implement complex routing environments (BGP, OSPF) and cloud networking in AWS/Azure with hybrid connectivity.
• Lead root cause analysis and resolution of complex network and security incidents.
• Engage vendors for evaluations, PoCs, roadmaps, and escalations; produce designs and runbooks.
• Provide training and knowledge transfer to operations teams and clients.
• Continuously improve network architectures to adapt to new technologies.

Skills

BGP

OSPF

Route redistribution

Traffic engineering

Next-gen firewall

SASE

ZTNA

SD-WAN

Cloud networking

AWS

Azure

VPC/VNet

Transit Gateway

ExpressRoute/Direct Connect

Zero Trust

Python

Ansible

REST APIs

Network automation

Education

Bachelor's degree in computer science, Information Technology, Engineering

Minimum high school diploma

Bachelor's degree with equivalent professional experience

Tools

Fortinet FortiGate

Palo Alto Networks

Check Point

Job description

Stefanini Group is seeking an experienced Network Technical Architect to join our Hybrid Cloud & Infrastructure cluster. The successful candidate will design and implement secure, resilient enterprise network solutions across on‑premises, cloud, and hybrid environments, covering SASE, ZTNA, next‑generation firewalls, SD‑WAN, and complex routing.

The role blends presales support with extensive hands‑on implementation and serves as the last level of support for operational teams, with potential