Senior Network Engineer - Fortinet

Senior Network Engineer - Fortinet (Contract-to-Hire)

Hybrid - 2 days onsite in Boulder, CO

$120K-$140K upon conversion

Our client is seeking a Senior Network Engineer to design, implement, and optimize our enterprise network infrastructure. This role bridges the gap between architecture and administration—turning high‑level designs into secure, efficient deployments. You'll work closely with our Network Architect and IT Operations team to build a resilient, modern network that supports their growth.

• Implement network designs across Fortinet, Cisco, and other platforms.
• Configure and manage Fortinet Forti Gate firewalls, Forti Switches, Forti
  
  APs, and Forti Manager environments.
• Deploy and maintain high‑availability systems for network resilience.
• Optimize network topology, redundancy, and capacity in collaboration with the Network Architect.
• Monitor, tune, and troubleshoot WAN/LAN/WLAN and VPN performance.
• Manage network security: firewall policy audits, vulnerability mitigation, and compliance.
• Document configurations, standards, and disaster recovery procedures.
• Mentor Network Administrator and assist with escalated incidents.
• Support IT projects such as network modernization and IoT security segmentation.
• Participate in on‑call rotation and after‑hours maintenance.

• Fortinet Expertise (Highest Priority)
  • Forti Gate firewalls (e.g., 4040 gates)
  • Forti Switches, FortiAPs
  • Tools:
    Forti Manager, Forti Analyzer, FortiNAC
  • Configuration, troubleshooting, and optimization
• Network Design & Operations
  • Routing, switching, VLANs, VPNs
  • Network architecture and protocols
• Network Security
  • Firewall policy management
  • Secure‑by‑design mindset
• Documentation & Audit Support

• Cisco routers and network design experience

• Work with Fortinet's latest tools and explore AI‑driven network solutions.
• Hybrid schedule with 2 days onsite in Boulder.
• Collaborative team that values innovation, security, and continuous improvement.

Our network infrastructure is evolving, and we need an engineer to take on critical workload so our architect can focus on strategic initiatives. You'll play a key role in upcoming network audits and modernization projects.

This is a Contract to Hire position based out of Boulder, CO.

Hybrid position in Boulder, CO.

Position anticipates closing on Jan 12, 2026.

We’re partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe, and Asia. As an industry leader in Full‑Stack Technology Services, Talent Services, and real‑world application, we work with progressive leaders to drive change.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.