Coupang

Principal, Security Engineer

Coupang
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8 days ago
Seoul, Korea, South +2 moreStaff+
H1B sponsor

Base Salary

$209k - $360k/yr

Responsibilities

  • Lead the engineering design and build-out of enterprise directory services and identity platform modernization.
  • Design, build, and operate large-scale, multi-domain Active Directory environments across multiple geographies.
  • Improve reliability, resiliency, security, and operational excellence across identity infrastructure.
  • Partner with security, infrastructure, and platform teams to develop IAM capabilities.
  • Engineer authentication, directory services, access management, and identity lifecycle solutions.
  • Troubleshoot complex directory service, authentication, and integration issues as the highest level of technical escalation.
  • Develop automation and tooling to improve scalability and reduce manual effort.
  • Evaluate and integrate identity technologies across Active Directory, cloud identity providers, and internally developed solutions.
  • Develop custom IAM capabilities, services, and user experiences.
  • Help establish architectural direction and technical standards for enterprise identity platforms.

Requirements

  • 12+ years of hands-on experience in Identity and Access Management, Directory Services, or Infrastructure Security engineering.
  • Deep expertise administering, engineering, and troubleshooting Microsoft Active Directory and Entra in large enterprise environments.
  • Experience designing, migrating, or modernizing complex multi-domain Active Directory environments.
  • Strong understanding of LDAP, Kerberos, Group Policy, DNS, authentication protocols, and directory service architecture.
  • Experience supporting highly available, mission-critical identity infrastructure at scale.
  • Experience building continuous controls around AD, Entra, and IAM platforms.
  • Strong scripting or software development skills in Python, Java, or similar languages.
  • Experience automating operational processes and building engineering solutions rather than relying solely on commercial products.
  • Proven ability to diagnose and resolve complex identity, authentication, and infrastructure reliability challenges.
  • Bachelor’s degree in computer science, information security, or a related field, or equivalent practical experience.
  • Preferred experience leading or significantly contributing to enterprise-scale Active Directory transformation programs.
  • Preferred experience with Entra ID (Azure AD), Okta, enterprise identity platforms, cloud and hybrid integrations, identity governance, privileged access management, access lifecycle management, open-source technologies, custom platform development, and global multi-region identity services.
  • Strong understanding of security architecture, zero trust principles, and modern authentication technologies.

Benefits

  • Base pay ranges from $209,000/year to $360,000/year depending on geographic market, knowledge, skills, and experience.
  • Medical, dental, vision, life, and AD&D insurance.
  • Flexible Spending Accounts and Health Savings Account.
  • Long-term and short-term disability coverage.
  • Employee Assistance Program.
  • 401(k) plan with company match.
  • 18–21 days of paid time off per year based on tenure.
  • 12 public holidays.
  • Paid parental leave.
  • Pre-tax commuter benefits.
  • Free electric car charging station.

Tech Stack

Categories

Coupang

About Coupang

5,001-10,000 employees

Coupang builds and operates a South Korea–focused e-commerce marketplace with an end-to-end logistics network (Rocket Delivery), plus food delivery, video streaming, and fintech under brands such as Coupang, Eats, and Play. Revenue comes from first-party retail, third-party marketplace services, advertising, and memberships (Rocket WOW). Founded in 2010, the company is headquartered in Seattle and is publicly listed on the NYSE (CPNG).

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