Network Security Admin​/Engineer

Vaco is partnering with a national wealth management technology organization to hire a Network Security Engineer with strong hands‑on Fortinet experience. This contract role will focus on supporting, maintaining, and improving the organization’s network security infrastructure across firewall, VPN, segmentation, monitoring, and threat response capabilities.

This is a practical, hands‑on engineering role for someone who can operate independently, troubleshoot complex network security issues, and provide L3 support across a Fortinet‑heavy environment. The ideal candidate has experience with the broader Fortinet ecosystem and understands how secure network architecture supports reliability, compliance, and business continuity in a regulated environment.

• Configure, maintain, and troubleshoot Forti Gate firewalls across enterprise network environments
• Support firewall high availability, IPSec VPN, SSL VPN, and UTM security features
• Manage centralized Fortinet operations through tools such as Forti Manager, Forti Analyzer, Forti Monitor, and Forti Client EMS
• Monitor network security events, investigate anomalies, and support incident response activities
• Support network segmentation, secure remote access, and advanced threat protection initiatives
• Provide L3 troubleshooting support for network security issues across routing, switching, firewall, and VPN layers
• Maintain network security documentation including configurations, diagrams, processes, and operational standards
• Collaborate with infrastructure, security, and application teams to support secure connectivity and platform reliability
• Assist with risk assessments, compliance reviews, and remediation activities
• Provide after‑hours or weekend support as needed for critical issues, changes, or maintenance windows

• 2 or more years of experience in network security engineering or similar infrastructure security roles
• Hands‑on experience with Fortinet technologies including Forti Gate, Forti Switch, FortiAP, Forti Manager, Forti Analyzer, and Forti Client EMS
• Strong understanding of firewalls, IDS/IPS, VPNs, segmentation, and secure remote access
• Experience with routing and switching concepts, including BGP and SD‑WAN
• Ability to troubleshoot complex network and security issues across multiple layers
• Strong documentation skills and ability to maintain accurate technical records
• Ability to collaborate with cross‑functional technical teams in a fast‑moving environment

• Fortinet NSE 4 certification
• Experience integrating Fortinet with identity platforms such as Entra , Azure AD, or Okta
• Exposure to public cloud environments such as Azure or AWS
• Familiarity with cloud security practices
• Scripting or automation experience with Python, Ansible, or similar tools
• Experience working in financial services, healthcare, or another regulated industry

• Hourly rate: $50 to $55 per hour
• W2 employment through Vaco with benefits available, including medical, dental, vision, and 401(k)

If you are a hands‑on network security engineer with strong Fortinet experience and enjoy solving complex firewall, VPN, and secure connectivity challenges, we would welcome the opportunity to connect.