Staff Security Engineer

Seattle, USA


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Coupang is one of the largest and fastest growing e-commerce platforms on the planet. We are on a mission to revolutionize everyday lives for our customers, employees and partners. We solve problems no one has solved before to create a world where people ask, “How did we ever live without Coupang?” Coupang is a global company with offices in Beijing, Los Angeles, Seattle, Seoul, Shanghai, Silicon Valley, Tokyo and Taipei.

Role Overview

As our Cyber Security Incident Response Lead (CSIRT) for our Seattle office, you will be a part of our special forces within the BlueTeam. You must have a calm and collected mannerism in high-pressure and time sensitive situations, think like both an attacker and defender, and work with relevant teams to take the right and timely actions to analyze, respond and neutralize attacks.

The BlueTeam is responsible for the detection and response to credible threats. We work hands-on developing detective capabilities, identifying mitigations to vulnerabilities and respond to potential threats to Coupang systems. BlueTeam CSIRT Engineers are unique individuals prepared to relentlessly resolve security issues by gathering and analyzing event data and conducting root-cause analysis.

The Senior Engineering Lead position requires an experienced CSIRT personnel that have expert working knowledge in IR, investigation and hunt techniques, root-cause security flaws and vulnerabilities, quickly assessing the potential cyber threats, and educating other members of the broader team. Security Engineers are also expected to develop elegant solutions to complex problems and apply appropriate technologies while following security engineering best practices.

Key Responsibilities

  • Analyze and respond to security anomalies, intrusion attempts, and breaches, and create analysis reports.
  • Threat hunting to find undetected security threat from the SOC using data from end points, servers, clouds, network and other sources
  • Attack Surface Monitoring (Improperly opened services, Assets having vulnerabilities)
  • Oncall to response urgent security events or security issues
  • Ticket review, and security analysis escalated from SOC
  • Improvement the process of SOC (automation, process, playbook, etc)
  • Collaborate effectively with internal teams through efficient communication.


  • 10+ years of experience in information security with at least 3+ years as a senior SOC analyst
  • Experience of Host based security investigation (Windows, Linux, Network/Security appliances)
  • Experience of analyzing security event from network security solutions (IPS/IDS, Network Monitoring solutions, Netflow, etc)
  • Experience of analyzing security event from endpoint security solutions (EDR, HIPS, Anti-Virus, DLP, etc)
  • Experience of analyzing security event from application (Web application, Mobile app, Email security, etc)
  • Experience of analyzing security event and knowledge of AWS or Cloud environment
  • Experience and skills querying Splunk for analyzing security events from the logs
  • Skill to analyze big data or big size logs
  • Experience in Automation and Scripting using Bash, Python, PowerShell
  • Proactive and proactive work attitude
  • BS degree or equivalent practical experience

Preferred Languages and Certifications:

  • Bilingual person (English, Korean)
  • Working knowledge of Operating SIEM and CTI (Cyber Threat Intelligence) Solutions and developing use cases
  • Knowledge of container environments (e.g., Kubernetes, Docker)
  • Current understanding of Network Traffic/Packet analysis and forensic
  • Experience in Automation and Scripting using Bash, Python, PowerShell

Pay & Benefits:

Our compensation reflects the cost of labor across several US geographic markets. At Coupang, your base pay is one part of your total compensation.

The base pay for this position ranges from 138,000/year in our lowest geographic market to $297,000/year in our highest geographic market. Pay is based on several factors including market location and may vary depending on job-related knowledge, skills, and experience.

General Description of All Benefits:

  • Medical/Dental/Vision/Life, AD&D insurance
  • Flexible Spending Accounts (FSA) & Health Savings Account (HSA)
  • Long-term/Short-term Disability
  • Employee Assistance Program (EAP) program
  • 401K Plan with Company Match
  • 18-21 days of the Paid Time Off (PTO) a year based on the tenure
  • 12 Public Holidays
  • Paid Parental leave
  • Pre-tax commuter benefits
  • MTV - [Free] Electric Car Charging Station

General Description of Other Compensation:

“Other Compensation” includes, but is not limited to, bonuses, equity, or other forms of compensation that would be offered to the hired applicant in addition to their established salary range or wage scale.

Coupang is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to actual or perceived race (including traits historically associated with race, including but not limited to hair texture and protective hair styles), color, religion, religious creed (including religious dress and grooming practices), sex or gender (including pregnancy, childbirth, breastfeeding, and medical conditions related to pregnancy, childbirth or breastfeeding), gender identity, gender expression, sexual orientation, ,ancestry, national origin (including language use restrictions), age (40 and over), physical or mental disability, medical condition, genetic information, HIV/AIDS or Hepatitis C status, family status (including but not limited to marital or domestic partnership status), military or veteran status, use of a trained dog guide or service animal, political activities or affiliations, ancestry, citizenship, family and medical leave status, status as a victim of any violent crime, or any other characteristic or class protected by the laws or regulations in the locations where we operate. Coupang is also committed to providing a safe work environment for its employees and its consumers. As a condition of employment, Coupang requires employees to be fully vaccinated against Covid-19, subject to legally required accommodations. If you need assistance and/or a reasonable accommodation in the application of recruiting process due to a disability, please contact us at

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Tags: Automation AWS Bash Big Data C Cloud CSIRT Docker E-commerce EDR Endpoint security IDS Incident response IPS Kubernetes Linux Monitoring Network security PowerShell Python Scripting Security analysis SIEM SOC Splunk Threat intelligence Vulnerabilities Windows

Perks/benefits: 401(k) matching Career development Equity Flex hours Flexible spending account Flex vacation Health care Insurance Medical leave Parental leave Team events

Region: North America
Country: United States
Job stats:  2  0  0

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