Senior Network & Security Architect — Fortinet, VPN & VoIP

ATA Engineering, Inc.; San Diego (CA); On-site; USD 90,000 - 175,000; Full time

Job summary

A leading engineering consulting firm in California seeks a Senior Network Administrator to manage WAN infrastructure and VPN services while ensuring network security and telephony systems are optimal. The role requires at least 5 years of experience, strong proficiency with Fortinet firewalls, and comfort working in diverse environments. Competitive salary range of $90,000–$175,000 per year. Interested candidates must be U.S. Persons according to federal regulations.

Qualifications

• 5+ years of relevant experience in WAN, firewall, VPN, and telephony administration.
• Strong proficiency with Fortinet firewalls, including policy management and VPN setup.
• Understanding of networking fundamentals (TCP/IP, routing, switching, DNS, DHCP).

Responsibilities

• Manage and support WAN infrastructure and VPN services.
• Design, configure, and troubleshoot network connectivity.
• Oversee installation and maintenance of telephony systems.

Skills

Strong technical expertise in network security

WAN management

VPN administration

VoIP systems knowledge

Windows server administration

RHEL Linux familiarity

VMware environments

Excellent written and verbal communication

Education

Bachelor’s or master’s degree in Information Technology or related field

Tools

Fortinet firewalls (FortiGate)

FreePBX

network monitoring tools

Job description

A leading engineering consulting firm in California seeks a Senior Network Administrator to manage WAN infrastructure and VPN services while ensuring network security and telephony systems are optimal. The role requires at least 5 years of experience, strong proficiency with Fortinet firewalls, and comfort working in diverse environments. Competitive salary range of $90,000–$175,000 per year. Interested candidates must be U.S. Persons according to federal regulations.