Senior WAF Operations Engineer — Cloudflare/Imperva

EY; San Antonio (TX); Hybrid; USD 105,000 - 192,000; Full time

Job summary

EY is seeking a WAF Operations Solution Engineer to configure, monitor, and optimize web application firewalls across client environments. You will lead incident response efforts, analyze threats, and collaborate with cross-functional teams to strengthen security postures and automate defenses.

Join EY to leverage Cloudflare, Imperva, and Terraform for scalable security, while mentoring junior engineers and contributing to audits and improvements in a fast-paced, globally connected firm.

Qualifications

• Bachelors degree in CS/IT/Cybersecurity or related field preferred.
• 3–5 years of web application security ops experience with WAF.
• Hands-on experience with Cloudflare and Imperva required.
• Terraform automation experience preferred.
• Knowledge of ITIL and incident management.

Responsibilities

• Configure, manage, and optimize WAF solutions for web apps.
• Provide ongoing operational coverage of web application firewalls.
• Monitor traffic and security events to spot threats.
• Analyze security incidents and perform remediation.
• Collaborate with incident response teams to resolve issues.
• Develop WAF policies, rules, and documentation.
• Support security audits and compliance activities.
• Stay current with emerging threats and tools.
• Utilize WAF solutions including Cloudflare and Imperva; use Terraform IaC.
• Mentor junior engineers on WAF management and IR processes.

Skills

WAF management

Incident response

Security monitoring

Cross-functional collaboration

Analytical skills

Communication skills

Independent work

Education

Bachelor's degree in CS/IT/Cybersecurity

Tools

Cloudflare

Imperva

Terraform

Job description

EY is seeking a WAF Operations Solution Engineer to configure, monitor, and optimize web application firewalls across client environments. You will lead incident response efforts, analyze threats, and collaborate with cross-functional teams to strengthen security postures and automate defenses.

Join EY to leverage Cloudflare, Imperva, and Terraform for scalable security, while mentoring junior engineers and contributing to audits and improvements in a fast-paced, globally connected firm.