Network Architect

Valiant Technologies LLC; Addison (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

Valiant Technologies LLC in Addison, TX seeks a Network Engineer/Administrator with hands-on Palo Alto Networks firewall experience to design, implement, and support enterprise networks. You will maintain secure, high-performing networks and collaborate with security and infra teams.

Responsibilities include configuring Palo Alto firewalls and Panorama, managing VPNs, routing, switching, and performing security reviews.

Qualifications

• 5+ years of experience in Network Administration/Engineering.
• Strong experience with Palo Alto Firewalls and Panorama.
• Knowledge of routing protocols (BGP, OSPF, EIGRP) and switching technologies.
• Experience with VPN technologies (Site-to-Site, IPsec, GlobalProtect).
• Familiarity with network monitoring and troubleshooting tools.
• Strong understanding of network security concepts and best practices.

Responsibilities

• Configure, manage, and troubleshoot Palo Alto Firewalls, security policies, NAT, VPNs, and threat prevention features.
• Monitor and maintain LAN/WAN, wireless, and data center network infrastructure.
• Implement and support network security solutions, including IDS/IPS, SSL decryption, and GlobalProtect VPN.
• Perform network performance tuning, capacity planning, and incident resolution.
• Manage routing and switching technologies (BGP, OSPF, VLANs, STP, etc.).
• Conduct firewall rule reviews, security audits, and compliance activities.
• Collaborate with security, infrastructure, and application teams to support business initiatives.
• Create and maintain network documentation, diagrams, and operational procedures.

Skills

Network Administration

Palo Alto Firewalls

VPN technologies

Routing protocols

Network troubleshooting

Security best practices

Tools

Palo Alto Panorama

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

We are seeking a skilled Network Engineer/Administrator with hands-on experience in Palo Alto Networks firewalls to design, implement, manage, and support enterprise network infrastructure. The ideal candidate will be responsible for maintaining secure, reliable, and high-performing network environments, troubleshooting network issues, and enforcing security best practices.

Key Responsibilities

• Configure, manage, and troubleshoot Palo Alto Firewalls, security policies, NAT, VPNs, and threat prevention features.
• Monitor and maintain LAN/WAN, wireless, and data center network infrastructure.
• Implement and support network security solutions, including IDS/IPS, SSL decryption, and GlobalProtect VPN.
• Perform network performance tuning, capacity planning, and incident resolution.
• Manage routing and switching technologies (BGP, OSPF, VLANs, STP, etc.).
• Conduct firewall rule reviews, security audits, and compliance activities.
• Collaborate with security, infrastructure, and application teams to support business initiatives.
• Create and maintain network documentation, diagrams, and operational procedures.

Required Skills

• 5+ years of experience in Network Administration/Engineering.
• Strong experience with Palo Alto Networks Firewalls and Panorama.
• Knowledge of routing protocols (BGP, OSPF, EIGRP) and switching technologies.
• Experience with VPN technologies (Site-to-Site, IPsec, GlobalProtect).
• Familiarity with network monitoring and troubleshooting tools.
• Strong understanding of network security concepts and best practices.

Preferred Qualifications

• Palo Alto Certifications (PCNSA, PCNSE).
• Experience with Cisco, Fortinet, or other enterprise networking technologies.
• Knowledge of cloud networking (Azure, AWS, or GCP).

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.