Sr Security Engineer
Fanatics
Other Engineering
United States · Atlanta, GA, USA
Posted on Nov 14, 2025
Key Responsibilities
Fanatics Commerce is a leading designer, manufacturer, and seller of licensed fan gear, jerseys, lifestyle and streetwear products, headwear, and hardgoods. It operates a vertically-integrated platform of digital and physical capabilities for leading sports leagues, teams, colleges, and associations globally – as well as its flagship site, www.fanatics.com.
Fanatics Commerce has a broad range of online, sports venue, and vertical apparel partnerships worldwide, including comprehensive partnerships with leading leagues, teams, colleges, and sports organizations across the world—including the NFL, NBA, MLB, NHL, MLS, Formula 1, and Australian Football League (AFL); the Dallas Cowboys, Golden State Warriors, Paris Saint-Germain, Manchester United, Chelsea FC, and Tokyo Giants; the University of Notre Dame, University of Alabama, and University of Texas; the International Olympic Committee (IOC), England Rugby, and the Union of European Football Associations (UEFA).
At Fanatics Commerce, we infuse our BOLD Leadership Principles in everything we do:
· Build Championship Teams
· Obsessed with Fans
· Limitless Entrepreneurial Spirit
· Determined and Relentless Mindset
Fanatics Commerce is seeking a Senior Security Engineer to join our Perimeter Security Operations team, responsible for protecting our global e-commerce and API platform against modern threats while ensuring high availability and optimal performance across millions of daily requests. You will focus on the operations side of perimeter security, managing detection, response, tuning, automation, and reliability across multiple CDN, WAF, and networking layers. You’ll partner closely with engineering, platform, SRE, and SOC teams to drive observability, enforce best practices, and continuously strengthen our edge defense posture.
- Develop and implement executive-level traffic report briefings using automation, AI, and machine learning tooling to ensure actionability and strategic insight.
- Operate, maintain, and optimize the perimeter defense stack across edge and origin layers (Akamai, Cloudflare, Blink Ops, Imperva, Fastly, Impart, AWS WAF, etc.).
- Monitor, analyze, and respond to security events in partnership with our Perimeter Security analysts and threat detection teams.
- Lead incident response and mitigation efforts for perimeter-layer attacks (e.g., scraping, credential stuffing, carding, and API abuse).
- Perform ongoing signature tuning, rule deployment, and traffic analysis to improve signal-to-noise ratios across WAF/CDN layers.
- Design and implement automation workflows in our SOAR platform (e.g., Tines, Torq, N8N) to streamline operations and enhance incident response.
- Manage DNS, networking, and delivery routing systems including global traffic managers, failover policies, and load-balancing configurations across multiple data centers.
- Develop automation and tooling to support alerting, ticket creation, and configuration validation using Splunk, Tines, and Jira.
- Collaborate with traffic engineering, observability, and infrastructure teams to ensure scalable, fault-tolerant configurations across multi-CDN environments.
- Participate in a global on-call rotation for perimeter-related incidents and operational escalations.
- Contribute to continuous improvement of runbooks, dashboards, and operational standards for the PSOC.
- Ability to craft clear, concise, and actionable reports while communicating complex technical details to executive, business, and engineering stakeholders.
- 5+ years of experience in security analysis, engineering, SOC operations, or CDN/WAF management.
- Deep understanding of HTTP/S, DNS, and TLS fundamentals.
- Hands-on experience with Akamai CDN and WAF, Cloudflare, and other origin based Wide Area Firewalls.
- Strong knowledge of edge-layer security policies, rate limiting, caching behavior, and bot mitigation strategies.
- Familiarity with Splunk or similar SIEM tools for analytics and detection.
- Scripting or automation experience (Python, Bash, or similar) for operational efficiency.
- Excellent communication skills and ability to collaborate across globally distributed teams.
- Must be able to work standard hours aligned with U.S. Eastern Time.
- Experience supporting large-scale, high-traffic applications or e-commerce platforms.
- Experience in incident response and root cause analysis related to network or application security.
- Familiarity with automation platforms such as Tines, Torq, or other SOAR workflows.
- Golang system engineering experience, including building or integrating automation and telemetry services.
- Experience with Kubernetes and AWS cloud environments (networking, IAM, and security services).
- Working knowledge of CI/CD pipelines and infrastructure-as-code for security configuration management.
Fanatics is building a leading global digital sports platform. We ignite the passions of global sports fans and maximize the presence and reach for our hundreds of sports partners globally by offering products and services across Fanatics Commerce, Fanatics Collectibles, and Fanatics Betting & Gaming, allowing sports fans to Buy, Collect, and Bet. Through the Fanatics platform, sports fans can buy licensed fan gear, jerseys, lifestyle and streetwear products, headwear, and hardgoods; collect physical and digital trading cards, sports memorabilia, and other digital assets; and bet as the company builds its Sportsbook and iGaming platform. Fanatics has an established database of over 100 million global sports fans; a global partner network with approximately 900 sports properties, including major national and international professional sports leagues, players associations, teams, colleges, college conferences and retail partners, 2,500 athletes and celebrities, and 200 exclusive athletes; and over 2,000 retail locations, including its Lids retail stores. Our more than 22,000 employees are committed to relentlessly enhancing the fan experience and delighting sports fans globally.
Fanatics Commerce is a leading designer, manufacturer, and seller of licensed fan gear, jerseys, lifestyle and streetwear products, headwear, and hardgoods. It operates a vertically-integrated platform of digital and physical capabilities for leading sports leagues, teams, colleges, and associations globally – as well as its flagship site, www.fanatics.com.
Fanatics Commerce has a broad range of online, sports venue, and vertical apparel partnerships worldwide, including comprehensive partnerships with leading leagues, teams, colleges, and sports organizations across the world—including the NFL, NBA, MLB, NHL, MLS, Formula 1, and Australian Football League (AFL); the Dallas Cowboys, Golden State Warriors, Paris Saint-Germain, Manchester United, Chelsea FC, and Tokyo Giants; the University of Notre Dame, University of Alabama, and University of Texas; the International Olympic Committee (IOC), England Rugby, and the Union of European Football Associations (UEFA).
At Fanatics Commerce, we infuse our BOLD Leadership Principles in everything we do:
· Build Championship Teams
· Obsessed with Fans
· Limitless Entrepreneurial Spirit
· Determined and Relentless Mindset
Fanatics Commerce is seeking a Senior Security Engineer to join our Perimeter Security Operations team, responsible for protecting our global e-commerce and API platform against modern threats while ensuring high availability and optimal performance across millions of daily requests. You will focus on the operations side of perimeter security, managing detection, response, tuning, automation, and reliability across multiple CDN, WAF, and networking layers. You’ll partner closely with engineering, platform, SRE, and SOC teams to drive observability, enforce best practices, and continuously strengthen our edge defense posture.