Job Description

Role: Senior Network Security Engineer

Location: Mountain View CA / San Diego CA / Plano TX (100% Onsite)

Persistent systems

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 our 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.
• Lead the migration and integration of network services into AWS.
• Develop and maintain network automation scripts using Python.
• 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.

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• 9+ years of experience in network engineering.
• Extensive experience with AWS networking services (VPC, Transit Gateway, Direct Connect, etc.).
• AWS development and microservices automation experience
• Strong scripting skills in Python for network automation.
• 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.

Preferred Qualifications:

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

Must be ready to Work from client office: Mountain View CA / San Diego CA / Plano TX

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

• Dice Id: RTX1bee1d
• Position Id: 8569749

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