Overview As someone enthusiastic about securing a wide variety of applications, you are looking for an opportunity to learn about Application Security and contribute to an innovative and technology-oriented environment. As an Application Security Engineer at Esri, you will work with our team to secure Esri's intellectual property, networks, and sensitive data against a variety of complex threats, with support from all levels of leadership. We collaborate closely with the application development, DevSecOps, and information security departments to design security into our applications up front, perform application layer security testing, and assist developers with vulnerability remediation. We welcome you to join Esri, where you can make a real difference every day! Responsibilities Create, deploy, maintain and troubleshoot Web Application Firewall (WAF) policies for existing and new web applications Monitor and analyze activity logs to detect malicious internet traffic and indicators of compromise as well as to reduce false positive blocks Review WAF usage and define means to improve and mature protection policies Collaborate closely with application developers to analyze findings and implement required remediations or countermeasures Help assess and calculate application risks, communicate your findings to stakeholders of varying technical skill levels Assist leadership with organization of ongoing work across the team, policy and documentation creation, and preparation of relevant metrics on findings and remediation activity for leadership Interpret web protocol information to determine source, intent, and risk of threats Provide operational support, troubleshoot and quickly resolve problems Create and maintain technical documentation regarding the WAF including network diagrams, policies and operational procedures for managing the infrastructure Requirements 2+ years of relevant, full-time experience Thorough understanding of HTTP, TLS, DNS Knowledge of common web vulnerabilities, including those outlined in the OWASP Top 10, and how to mitigate them Familiarity with cloud infrastructure, network routing and basic infrastructure components Moderate understanding of JavaScript and its role in modern web applications Demonstrated ability to independently learn and adapt to new technologies Strong organizational skills and a detail-oriented approach Strong verbal and written communication and collaboration skills Bachelor’s in Computer Science or related STEM field Recommended Qualifications Hands-on experience using web application firewall solutions such as offerings from Akamai, AWS, F5, or Fortinet Experience using Splunk to analyze logs and detect malicious activity Proficiency in scripting languages such as JavaScript, Python, Bash, or PowerShell for automation Experience using APIs for automation, integration, or data analysis Familiarity with Git Understanding of common encoding and encryption schemes, and algorithms #LI-TM1 #LI-Remote