Senior Network Security Engineer

Role: Senior Network Security Engineer

Location: MTV CA / San Diego CA / Plano TX (100% Onsite)
About the Role:

We are seeking a highly motivated and experienced Senior Network Security Engineer to join our growing team. This critical role will be responsible for the design, implementation, and maintenance of complex network infrastructure, with a strong emphasis on cloud integration, security, and automation. The ideal candidate will possess a deep understanding of networking principles, hands-on experience with AWS, a scripting proficiency in Python, and expertise in cybersecurity best practices, particularly with AWS, Palo Alto Networks and Zscaler security solutions.

Responsibilities:

• Design, implement, and manage our hybrid cloud and on-premises network infrastructure.
• Implement and manage network security solutions, including firewalls (Palo Alto Networks), secure web gateways (Zscaler), and intrusion detection/prevention systems.
• Monitor network performance and troubleshoot network issues.
• Proactively identify and mitigate security vulnerabilities.
• Collaborate with other teams to ensure network connectivity and performance.
• Create and maintain network documentation.
• Participate in on-call rotation for network support.
• Mentor and guide junior network engineers.
• Stay current with the latest networking technologies and security threats.
• Lead the migration and integration of network services into AWS.
• Develop and maintain network automation scripts using Python.

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• 7+ years of experience in network engineering.
• Deep understanding of networking protocols (TCP/IP)
• Hands-on experience with Palo Alto Networks firewalls and security appliances.
• Expertise in Zscaler (ZIA/ZPA/ZDX) administration and configuration.
• Solid understanding of cybersecurity principles and best practices.
• Experience with network monitoring and troubleshooting tools.
• Excellent communication and collaboration skills.
• Ability to work independently and as part of a team.
• Extensive experience with AWS networking services (VPC, Transit Gateway, Direct Connect, etc.).
• Strong scripting skills in Python for network automation.
• Good to have AWS development and microservices automation experience.

Preferred Qualifications:

• Palo Alto Networks certifications (e.g., PCNSE).
• Zscaler certifications.
• AWS certifications (e.g., AWS Certified Advanced Networking - Specialty).
• Experience with Infrastructure as Code (IaC) tools like Terraform or CloudFormation.
• Experience with container networking (e.g., Kubernetes).
• Knowledge of other cloud platforms (Azure, GCP).
• Certified Information Systems Security Professional (CISSP)