PitchMeAI Jobs
Coupang

Senior Security Engineer (Penetration Tester)

Coupang · Seoul, South Korea

Posted 16 days ago

or apply directly on Coupang's site. We never take the application ourselves.

Is this posting real?

This role has been open
16 days
Coupang's roles stay open a median of 45 days
Reposted
No
Salary listed
No
1% of Coupang's roles list one
Ghost-job risk at Coupang
high
365 stale, 14 reposted of 717 open
Hiring momentum
1065 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Coupang's own greenhouse board since 2026-08-03. Full hiring picture for Coupang.

About this role

The Senior Security Engineer (Penetration Tester) at Coupang will be part of the Red Team, focusing on identifying and analyzing security vulnerabilities through penetration testing across web, mobile, API, and network environments. The role involves providing improvement recommendations based on identified vulnerabilities and simulating threats from an attacker's perspective during Red Team campaigns.

Our read on this posting2.6out of 5
benefits
1/5
freshness
4/5
career value
4/5
role clarity
4/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Coupang as an employer.

What you need

  • 3+ years of practical experience in Offensive Security
  • Experience in security testing for web, mobile, and APIs
  • Familiarity with penetration testing tools such as Burp Suite, Metasploit, Kali Linux, Nmap
  • Understanding of operating system security (e.g., Linux) and networking (TCP/IP)
  • Experience using Linux environment and command-line tools
  • Ability to develop scripts and tools using at least one programming language such as Python or Java

Nice to have

  • Experience in the e-commerce sector
  • Experience with cloud environments (e.g., AWS) and understanding the differences between cloud and traditional data center environments
  • Understanding of Cyber Kill Chain and MITRE ATT&CK Framework
  • Degree in Computer Science, Computer Engineering, or related technical field
  • Recognized Offensive Security certifications (OSCP, OSCE, OSED), CREST, SANS

Worth weighing

  • No salary listed
  • Role involves working in a fast-paced startup culture within a large public company
  • Position may require flexibility in job responsibilities based on overall experience
  • Application process may close early if positions are filled

Summarised from Coupang's posting. Read the full original.

Listed by Coupang on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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