AWS Web Application Firewall (WAF)

Diamondback Energy

This role manages F5 load balancing and security platforms across hybrid environments, handling both traditional BIG-IP systems and cloud-based F5 XC deployments. It suits experienced network engineers who want to deepen their expertise in application delivery infrastructure and security policy implementation.

Listed on Diamondback Energy’s careers site · Apply there ↗

Visa Inc.

Full-time · Ashburn, VA · $152,200 – $243,700

This role leads a team of incident responders at Visa's Cyber Fusion Centers, handling everything from identifying and containing security breaches to mentoring junior analysts and automating response workflows. It suits experienced security professionals with deep expertise in incident response, threat hunting, and enterprise SOC operations who want to combine hands-on technical work with leadership and process improvement at a major financial services company.

Listed on Visa Inc.’s careers site · Apply there ↗

F5

$297,600 – $446,400

This role leads the technical architecture and strategy for F5's application security portfolio across WAF, DDoS, API security, and identity solutions. It suits an experienced security architect ready to drive modernization of complex systems and mentor senior engineers while representing the company's vision to customers and industry forums.

Listed on F5’s careers site · Apply there ↗

Sigma Computing

Full-time · San Francisco, CA · $175,000 – $220,000

A hands-on security engineering role focused on building scalable security platforms, AI security controls, and automation tooling for a cloud-native SaaS analytics platform. Suited for builders who prefer engineering solutions and modern tools over commercial off-the-shelf products, with strong interest in AI security and cloud environments.

Listed on Sigma Computing’s careers site · Apply there ↗