Senior Network Engineer
First seen by Alion on Oct 31, 2026.
We are looking for an experienced Senior Network Engineer.
Responsibilities:
Manage, maintain, and continuously optimize the global network infrastructure (LAN, WAN, SD-WAN, Wireless, VPN).
Design, configure, and secure core network components, including routers, switches, firewalls, and network access controls.
Lead and support complex network migrations, infrastructure upgrades, and lifecycle replacement initiatives.
Drive advanced troubleshooting, resolve high-severity incidents, and conduct in-depth Root Cause Analysis (RCA).
Monitor network capacity, availability, and resilience, defining and implementing operational improvements.
Ensure all configurations and services comply with strict security standards, operational procedures, and technical documentation.
Act as an escalation point, mentor less experienced engineers, and coordinate with key vendors and service providers.
Skills Required:
Proven track record in enterprise-grade network design, deployment, and operational management.
Strong hands-on expertise with Cisco and Cato Networks solutions (certifications in these technologies are required).
Deep technical knowledge of routing, switching, firewalls, SD-WAN, network security, and high-availability concepts.
Demonstrated experience with complex incident response, problem management, and lifecycle engineering.
Forward-thinking approach with an understanding of emerging AI developments and automation in the network domain.
Strategic mindset with the ability to maintain a "helicopter view" while staying focused on the end-user experience.
Excellent communication and stakeholder-management skills, comfortable working in a global, cross-functional environment.
Our Offer:
Stable employment based on a standard employment contract.
Competitive salary.
Hybrid work model (3 days per week on-site in the office).
Tech stack
- Cisco
- CatoNetworks
- SDWAN
- Network Security
- Firewall
- LANWAN