This position can be located in in either Dallas, TX or Seattle, WA.Customer Service Security is the first line of defense protecting our Customers and their interests from technical & malicious adversaries, seeking to steal their data and/or cause them harm. We are looking for Security Engineers who are ready to take on a front-line role in addressing security issues facing the largest Customer Service operation in the world, where customer obsession equals protection. Security issues at this scale and speed require a passion for engineering robust solutions to complex security challenges, as well as the ability to quickly design and build solutions to address them.CS Security is looking for Security Engineers to ensure that our Customer protection is always the priority. We drive incidents to the highest standards, to maintain and enhance internal and external customer trust. If you enjoy analyzing, engineering and architecting solutions to deliver results faster, and you are skilled at investigating security issues and new threat scenarios, this position will provide you with a challenging opportunity to work alongside world-class talent in solving complex and far-reaching problems. A successful candidate will have a good mix of deep technical knowledge and a demonstrated background in Security Engineering and Architecture activities.Key Responsibilities include:- Serve as a Subject Matter Expert (SME) on the incident response & technical investigation lifecycle, owning the deep dive and coordination to turn data into information.- Respond to Incidents in a timely manner, providing leadership & guidance to all security analysts.- Conduct deep-dive investigations into threat and fraud abuse reports and detections- Influence service teams across Amazon to develop systems and processes with security best practices.- Attend internal and external training regarding security engineering and response.- Find opportunities to improve from large-scale security incident investigations.- Participate in or lead post-mortem analyses.- Design & Build security-related services for internal customers.- Develop and mentor other security engineers, analysts, investigators, and software developers.Key job responsibilities- Serve as a Subject Matter Expert (SME) on the incident response & technical investigation lifecycle, owning the deep dive and coordination to turn data into information.- Respond to Incidents in a timely manner, providing leadership & guidance to all security analysts.- Conduct deep-dive investigations into threat and fraud abuse reports and detections- Influence service teams across Amazon to develop systems and processes with security best practices.- Attend internal and external training regarding security engineering and response.- Find opportunities to improve from large-scale security incident investigations.- Participate in or lead post-mortem analyses.- Design & Build security-related services for internal customers.- Develop and mentor other security engineers, analysts, investigators, and software developers.We are open to hiring candidates to work out of one of the following locations:Dallas, TX, USA | Seattle, WA, USA* 5+ years of work in related technical roles (such as threat hunting, threat intelligence, security data analysis, etc.).* 5+ years with cloud technologies (AWS preferred, Azure, Google Cloud, etc).* 5+ years experience with security analysis on cloud services, especially server-less and authentication services.* 3 + years experience using data analysis tools and technologies, such as SQL, Jupyter, R, Python.* 3+ years experience with active attacks / live scenarios / applied computer security.* Masters degree in mathematics, computer science, or related engineering disciplines.* Familiarity with host and network log analy