Senior Network Security Engineer

Design, deploy, and manage enterprise firewalls across on-premises, cloud, and hybrid environments. The role involves developing security policies, monitoring threats, and ensuring optimal performance. The ideal candidate will have expertise in Palo Alto Networks firewalls, cloud security, and network protocols, and will collaborate with cross-functional teams to maintain a secure and high-performance firewall infrastructure.

Responsibilities

• Design, deploy, and manage enterprise-grade firewalls across on-premises, cloud, and hybrid environments.

• Develop and maintain firewall rules, policies, and configurations to ensure optimal security and performance.

• Monitor firewall logs, alerts, and threat intelligence feeds to detect and respond to security incidents.

• Define and enforce security policies related to access control, segmentation, VPN, and intrusion prevention.

• Continuously review and optimize firewall policies to align with industry best practices and regulatory requirements (e.g., NIST, CIS, CJIS).

• Work with the SOC team to investigate and remediate security events involving firewall traffic.

• Integrate firewall infrastructure maintains high availability and performance.

• Integrate firewall solutions with SIEM, SOAR, and other security tools.

• Support internal and external security audits by providing documentation and reports.

• Work closely with infrastructure and application teams to ensure secure connectivity and application security.

• Stay updated on the latest firewall technologies, AI technologies, zero-trust network architectures, and evolving cyber threats.

• Find additional information in the Information Technology Specialist III job description.

Minimum Qualifications

• Bachelor's degree in Computer Science or closely related field.

• Six (6) years of information technology experience, with two (2) of those years performing highly specialized work in a lead or expert capacity on highly complex or specialized information technology systems or services in one or more functional area or in a closely related or emerging information technology field.

• Any combination of education and experience that provides equivalent knowledge, skills, and abilities.

Preferred

• Expert knowledge of Palo Alto Networks firewalls, including Panorama, Prisma Access, GlobalProtect VPN, and Threat Prevention.

• Strong understanding of firewall rule management, security zones, NAT, and application-layer filtering.

• In-depth knowledge of network protocols (TCP/IP, BGP, OSPF, DNS, DHCP, IPSec, SSL/TLS).

• Knowledge of cloud-based firewall security, including Palo Alto Prisma Access, AWS/Azure firewalls, and hybrid cloud environments.

• Strong analytical and problem-solving skills to assess firewall risks and implement effective solutions.

• Ability to collaborate with cross-functional teams, including network engineers, security analysts, cloud architects, and application engineers.

• Excellent verbal and communication skills for documenting firewall policies, writing reports, and presenting security recommendations.

• Oversee security projects from initiation to closure, ensuring alignment with organizational goals, risk management strategies, and compliance requirements.

• Supervisory experience is preferred to effectively manage and support team members.