Network Architect

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

Job summary

Quantum Technologies. LLC in Addison, TX is seeking a skilled Network Engineer/Administrator with hands-on Palo Alto firewall experience to design, implement, manage, and support enterprise network infrastructure.

The ideal candidate will maintain secure, reliable, and high-performing networks, troubleshoot issues, and enforce security best practices while collaborating with security, infrastructure, and application teams to support business initiatives.

Qualifications

• Minimum 5+ years in network administration or engineering.
• Hands-on with Palo Alto firewalls and Panorama.
• Experience with VPNs, BGP/OSPF, and network monitoring.
• Strong security practices and incident response basics.

Responsibilities

• Configure and manage Palo Alto firewalls, policies, NAT, VPNs, and threat prevention.
• Monitor LAN/WAN, wireless, and data center networks.
• Implement IDS/IPS, SSL decryption, and GlobalProtect VPN.
• Tune performance, plan capacity, and resolve incidents.
• Manage routing and switching (BGP, OSPF, VLANs, STP).
• Conduct firewall reviews and security audits.
• Collaborate with security, infra, and apps teams.
• Create network diagrams and operational procedures.

Skills

Network administration

Palo Alto firewalls

Panorama

BGP

VPNs

Threat prevention

Network monitoring

Tools

Palo Alto Panorama

GlobalProtect

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.