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Network Security (Palo Alto Zscaler +Imperva Purview)


Job Location:

Dallas, TX - USA

Monthly Salary: Not provided by the employer
Posted: 5 June 2026 (30+ days ago)
Application Deadline: 2 September 2026
Vacancies: 1 Vacancy
The job posting is outdated and position may be filled

Job Summary

Role: Network Security (Palo Alto/ Zscaler Imperva /Purview)

ID:BR

Location: Dallas TX

Required:

Option 1 - Zscaler Imperva

(OR)

Option 2 - Palo Alto Zscaler

Job Description:

Role Overview: Security Specialist will be responsible for managing and optimizing our Imperva delivery and security services. This role requires a deep understanding of Imperva content delivery network (CDN) and security solutions including web application firewalls (WAF) bot management and DDoS protection. The ideal candidate will have a strong background in web technologies network security and performance optimization.

Key Responsibilities:

    • Manage and configure Cloud delivery and security services to ensure optimal performance and security.
    • Configure and manage Bot Manager Premier and Account Protector to mitigate bot attacks and account takeover attempts.
    • Conduct risk assessments across multiple web and mobile applications integrating in-browser protection tools to guard against client-side attacks.
    • Monitor and analyze traffic patterns to identify and mitigate potential threats.
    • Collaborate with development and operations teams to optimize content delivery and improve website performance.
    • Perform regular updates of site shield IPs and configure pragma header stripping rules to manage application security at the network layer.
    • Implement various caching and compression rules to enhance web application performance.
    • Integrate Imperva SDK to protect mobile applications from bot attacks.
    • Engage with Subject Matter Experts and other Risk Management team members to gather information and complete projects on time.
    • Document and communicate security incidents and vulnerabilities to internal teams management and vendors.
    • Act as a primary point of contact for security operations responding to and mitigating security incidents as part of the Security Operations Center (SOC).
    • Maintain and update detailed knowledge of the IT security industry including awareness of new or revised security solutions improved security processes and emerging threats and vulnerabilities.
    • Manage and configure Imperva delivery and security services to ensure optimal performance and security.
    • Monitor and analyze traffic patterns to identify and mitigate potential threats with a focus on dealing with bot attacks using Bot Manager Premier and Account Protector Control.
    • Implement and maintain Imperva Web Application Firewall (WAF) rules and policies.
    • Collaborate with development and operations teams to optimize content delivery and improve website performance.
    • Troubleshoot and resolve issues related to Imperva services.
    • Stay up to date with the latest trends and best practices in CDN and web security.
    • Provide technical support and guidance to internal teams and clients regarding Imperva services.
    • Develop and maintain documentation related to Imperva configurations processes and procedures.
    • Respond to high priority on-call engagements within 15 minutes in a rotation one out of every 4 weeks. (Should be flexible to work for US/Canada customers)

Qualifications:

    • Bachelors degree in computer science Information Technology or a related field.
    • 8 years experience on Implement and maintain Imperva Web Application Firewall (WAF) rules and policies.
    • 3 years experience troubleshooting and maintaining other network appliances (switches routers firewalls proxies etc)
    • 3 years experience automating network infrastructure tasks
    • 3 years supporting cloud native applications in Azure GCP or AWS

Advanced knowledge of HTTP SSL/TLS encryption DNS switching and routing and Application Security mitigating OWASP top 10 security threats

    • Proven experience with Imperva delivery and security services.
    • Strong understanding of CDN architecture and web performance optimization.
    • Expertise in Imperva WAF bot management and DDoS protection.
    • Experience with web technologies such as HTML CSS JavaScript and web servers.
    • Knowledge of network protocols and security best practices.
    • Excellent problem-solving and analytical skills.
    • Strong communication and interpersonal skills.
    • Ability to work independently and as part of a team.