Edge Security Engineer

CoStar Group • Arlington, TX

113d

About The Position

CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world’s real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate information and online marketplaces for over 35 years, giving us the perspective to create truly unique and valuable offerings to our customers. We’ve continually refined, transformed and perfected our approach to our business, creating a language that has become standard in our industry, for our customers, and even our competitors. We continue that effort today and are always working to improve and drive innovation. This is how we deliver for our customers, our employees, and investors. By equipping the brightest minds with the best resources available, we provide an invaluable edge in real estate. We are seeking a skilled Edge Security Engineer to join our Product Security team. This role focuses on maintaining and optimizing edge security controls across CoStar’s public-facing websites. You will be responsible for managing Akamai Kona WAF configurations, bot mitigation strategies, scraping protections, and other perimeter defenses to ensure high availability and secure access to our platforms. This position is located in Arlington, VA and is in office Monday through Thursday and work from home on Friday.

Requirements

• Bachelor’s Degree required from an accredited, not for profit university or college.
• 1–3 years of experience in edge security, web application security, or managing Akamai, Cloudflare, Imperva, DataDome, Fastly, AWS WAF or similar technologies for a major Internet site.
• Familiarity with OWASP Top 10, API security best practices, and traffic analysis.
• Ability to collaborate across Product, Security, DevOps, Legal, and development teams.
• Experience with dashboards and log analysis tools such as Akamai WSA, ELK, or Athena.

Nice To Haves

• Hands-on experience with Akamai Control Center for WAF rule configuration and monitoring.
• Knowledge of advanced bot detection strategies including behavioral analysis and AI-based solutions.
• Scripting and Infrastructure as code proficiency (Python, Terraform, Ansible, etc) for automation and reporting.
• Understanding of SDLC, CI/CD, and cloud-native development (Docker, EC2, EKS, RDS).
• Familiarity with compliance frameworks (NIST, ISO 27001, PCI DSS).

Responsibilities

• Configure, monitor, and fine-tune Akamai Kona WAF policies to minimize false positives and maximize protection against OWASP and DDOS threats.
• Implement and maintain bot protection and scraping mitigation strategies across CoStar’s web properties.
• Analyze edge traffic patterns to detect anomalies and respond to security incidents.
• Support secure deployment and scaling of edge security controls across cloud and CDN environments.
• Provide edge security across 50+ high traffic websites, spanning distinct web tech stacks and threat profiles.

Benefits

• Comprehensive healthcare coverage: Medical / Vision / Dental / Prescription Drug.
• Life, legal, and supplementary insurance.
• Virtual and in person mental health counseling services for individuals and family.
• Commuter and parking benefits.
• 401(K) retirement plan with matching contributions.
• Employee stock purchase plan.
• Paid time off.
• Tuition reimbursement.
• On-site fitness center and/or reimbursed fitness center membership costs (location dependent), with yoga studio, Pelotons, personal training, group exercise classes.
• Access to CoStar Group’s Diversity, Equity, & Inclusion Employee Resource Groups.
• Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks.

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level
• Education Level: Bachelor's degree
• Number of Employees: 5,001-10,000 employees