Network Security Engineer - The Hollister Group

Network Security Engineer

Our client, a leading service and solution technology provider, is seeking a skilled Network Security Engineer to join their dynamic team. This individual will be responsible for managing and enhancing the network security infrastructure, ensuring optimal performance, and troubleshooting any security-related issues. The ideal candidate is a proactive, solutions-driven professional with hands-on experience in firewall configuration and network security. This position requires 3 days per week onsite.

Responsibilities:

• Configure and manage firewall policies and interfaces (e.g., SonicWall, CheckPoint, ASA/FTD)
• Implement and maintain next-generation security features such as URL filtering, Intrusion Prevention System (IPS), and more
• Lead configuration migrations across various platforms
• Perform Best Practice Assessments and recommend improvements for implementation
• Troubleshoot and resolve network security issues through in-depth inspection and analysis of infrastructure
• Create and maintain comprehensive technical documentation for all security configurations and processes
• Collaborate on network performance, capacity, and scalability improvements
• Configure and troubleshoot IPSEC LAN-to-LAN and Global Protect/VPN setups
• Work alongside the team to optimize firewall performance and security posture

Qualifications:

• Bachelor’s degree in Computer Science or related field
• 5+ years of experience with Palo Alto Networks (PAN-OS), including:
• Strata Cloud Manager / Prisma Access (3+ years)
• BGP and OSPF routing in PAN-OS (5+ years)
• Inspection of SSL encrypted traffic (5+ years)
• Palo Alto NGFW/Panorama in large-scale environments (100+ firewalls)
• Strong knowledge of TCP/IP, the OSI model, and advanced firewall configurations (e.g., Panorama, URL Filtering, IPS, User-ID, App-ID)
• Hands-on experience with VM-Series / PA400 to PA7500 models and HA clustering
• Familiarity with Expedition and Packet Capture analysis
• Experience with Global Protect, Prisma SASE, Prisma SD-WAN, and SD-WAN/IPSEC site-to-site configurations
• PCNSE certification is preferred

Our Commitment to Diversity, Equity & Inclusion

The Hollister Group is an equal opportunity employer. We welcome and encourage applications from people who are under-represented in their respective occupation or position.